The invention relates to a method, a device and a computer program product for determining the average capacity loss of a battery storage device. First, the determination of a capacity loss over at least two loading cycles is carried out. A loading cycle comprises the discharging, the charging and again the discharging of a battery storage device between a lower and an upper voltage. According to the invention, the voltage is determined by means of a high-precision coulometry device. A first charge displacement and a second charge displacement are determined based on the measurements. A capacity loss is determined based on the charge displacements. These steps are carried out until the capacity loss in at least two loading cycles is essentially constant. An average capacity loss is determined based on at least two capacity losses.
A differential protection device monitors a first object to be protected in an electrical energy supply network. The differential protection device has a measuring unit configured to acquire measurement values at one end of the first object to be protected, a communication unit configured to exchange measurement values with a differential protection device arranged at another end of the first object to be protected, the communication unit has a physical interface for transmitting and receiving the measurement values, and an evaluation unit configured to form a differential value and to generate a fault signal indicating a fault with regard to the first object to be protected if the differential value exceeds a predefined threshold value. Ideally, the differential protection device is configured to monitor further objects to be protected and to exchange respective further measurement values with regard to each further object to be protected.
H02H 3/30 - Circuits de protection de sécurité pour déconnexion automatique due directement à un changement indésirable des conditions électriques normales de travail avec ou sans reconnexion sensibles à un angle de déphasage entre tensions ou courants comprenant la comparaison des valeurs de tension ou de courant des deux portions séparées d'un même système, p.ex. à deux bouts opposés d'une ligne, à la sortie et à l'entrée d'un appareil utilisant des fils pilotes ou autre canal de signalisation
H02J 13/00 - Circuits pour pourvoir à l'indication à distance des conditions d'un réseau, p.ex. un enregistrement instantané des conditions d'ouverture ou de fermeture de chaque sectionneur du réseau; Circuits pour pourvoir à la commande à distance des moyens de commutation dans un réseau de distribution d'énergie, p.ex. mise en ou hors circuit de consommateurs de courant par l'utilisation de signaux d'impulsion codés transmis par le réseau
3.
METHOD FOR ANALYZING AN ELECTRODE LAYER OF A BATTERY STORAGE DEVICE, METHOD FOR PRODUCING A BATTERY STORAGE DEVICE, AND PRODUCTION UNIT
The invention relates to a method for analyzing an electrode layer of a battery storage device, to a method for producing a battery storage device, to a production unit, and to a computer program product. The method for analyzing an electrode layer for a battery storage device in an electrode layer production device has multiple steps. First, a hyperspectral camera is provided which captures pixels. An image with at least two pixels of the electrode layer is then captured, wherein a first pixel indicates a first location of the electrode layer, and a second pixel indicates a second location of the electrode layer. The first location and the second location are arranged adjacently to each other. A computing unit is then used to determine a first material property of the electrode layer at the first location on the basis of the first pixel and a second material property of the electrode layer at the second location on the basis of the second pixel. The material properties at the first location and the second location are compared, and a comparison value is ascertained. A characteristic property of the electrode layer is ascertained on the basis of the comparison value. The method for producing a battery storage device includes the aforementioned method for analyzing the electrode layer. At least one production condition is then adapted in order to produce the electrode layer on the basis of at least two characteristic properties and/or at least two quality values in at least two different quality classes.
G01J 3/00 - Spectrométrie; Spectrophotométrie; Monochromateurs; Mesure de la couleur
G01N 21/31 - Couleur; Propriétés spectrales, c. à d. comparaison de l'effet du matériau sur la lumière pour plusieurs longueurs d'ondes ou plusieurs bandes de longueurs d'ondes différentes en recherchant l'effet relatif du matériau pour les longueurs d'ondes caractéristiques d'éléments ou de molécules spécifiques, p.ex. spectrométrie d'absorption atomique
G01N 21/84 - Systèmes spécialement adaptés à des applications particulières
G01N 21/88 - Recherche de la présence de criques, de défauts ou de souillures
H01M 10/42 - Procédés ou dispositions pour assurer le fonctionnement ou l'entretien des éléments secondaires ou des demi-éléments secondaires
G01N 21/89 - Recherche de la présence de criques, de défauts ou de souillures dans un matériau mobile, p.ex. du papier, des textiles
4.
MATERIAL LAYER, MATERIAL LAYER STACK FOR AN ELECTRIC MACHINE AND METHOD FOR PRODUCING A MATERIAL LAYER
The invention relates to a material layer for an electric machine, the material layer (2) comprising a first ply (4), which has a first material (6) in a planar extent, which first material is adjoined by a second material (8) along the planar extent, the two materials (6, 8) being integrally joined to each other along a first joint path (10), and the first material (6) having a lower relative permeability µ? than the second material (8), characterized in that the material layer (2) has a second ply (12), which is integrally bonded to the first ply (4) and at least partly covers the first ply on a planar side (14) and which likewise comprises at least two materials, a third material (16) and a fourth material (18), which in turn are joined along a second joint path (20) along a planar extent, the region of the third material (16) or the region of the fourth material (18) at least partly overlapping with the first joint path (10).
The invention relates to a method for producing a material layer (16) with at least one void (32) from a green body (52). In order to achieve a better cost position in comparison with the prior art, it is proposed that the production method comprises the following steps: applying (34) a first suspension (36), which contains at least one binder, through a first opening (38) in a first template (40); applying (44) a second suspension (46), which contains a binder and solid particles made of a second material, through a second opening (48) in a second template (50), the first opening (38) in the first template (40) being completely contained in the second opening (48) in the second template (50) so that the second suspension (46) completely surrounds the first suspension (36); sintering (54) the green body (52) containing the suspensions (36, 46), wherein, by means of the sintering process, the first suspension (36) is evaporated to provide the void (32) and permanent cohesion of the solid particles of the second suspension (46) is achieved.
H01F 41/16 - Appareils ou procédés spécialement adaptés à la fabrication ou à l'assemblage des aimants, des inductances ou des transformateurs; Appareils ou procédés spécialement adaptés à la fabrication des matériaux caractérisés par leurs propriétés magnétiques pour appliquer des pellicules magnétiques sur des substrats le matériau magnétique étant appliqué sous forme de particules, p.ex. par sérigraphie
6.
SELECTIVE RAPID DISCONNECTION OF A CHARGING DEVICE
The invention relates to a charging device (1) and to a method for operating such a charging device (1). The charging device (1) has at least one first and one second charging connection (2-1, 2-2), a plurality of power converters (4-1, 4-2, 4-3,..., 4-N) and a primary switch arrangement (5) connected between the charging connections and the power converters (4-1, 4-2, 4-3,..., 4-N). The primary switch arrangement (5) is designed to connect a first group of power converters (4-1, 4-2, 4-3,..., 4-N) having a variably selectable first number of power converters (4-1, 4-2, 4-3,..., 4-N) to the first charging connection (2-1) and to connect a second group of power converters (4-1, 4-2, 4-3,..., 4-N) having a variably selectable second number of power converters (4-1, 4-2, 4-3,..., 4-N) to the second charging connection (2-2), depending on control signals from the control unit (6) which are received at the control inputs. According to the invention, the control unit (6) is designed to check a rapid disconnection condition for each charging connection (2-1, 2-2), to identify a causative charging connection (2-1, 2-2) of the first and second charging connections (2-1, 2-2) in the event of a positive checking result of the rapid disconnection condition, and to disconnect the first group of power converters (4-1, 4-2, 4-3,..., 4-N) and to leave the second group of power converters (4-1, 4-2, 4-3,..., 4-N) connected if the causative charging connection (2-1, 2-2) is the first charging connection (2-1), and to disconnect the second group of power converters (4-1, 4-2, 4-3,..., 4-N) and to leave the first group of power converters (4-1, 4-2, 4-3,..., 4-N) connected if the causative charging connection (2-1, 2-2) is the second charging connection (2-2).
B60L 53/30 - PROPULSION DES VÉHICULES À TRACTION ÉLECTRIQUE; FOURNITURE DE L'ÉNERGIE ÉLECTRIQUE À L'ÉQUIPEMENT AUXILIAIRE DES VÉHICULES À TRACTION ÉLECTRIQUE; SYSTÈMES DE FREINS ÉLECTRODYNAMIQUES POUR VÉHICULES, EN GÉNÉRAL; SUSPENSION OU LÉVITATION MAGNÉTIQUES POUR VÉHICULES; CONTRÔLE DES PARAMÈTRES DE FONCTIONNEMENT DES VÉHICULES À TRACTION ÉLECTRIQUE; DISPOSITIFS ÉLECTRIQUES DE SÉCURITÉ POUR VÉHICULES À TRACTION ÉLECTRIQUE Échange d'éléments d’emmagasinage d'énergie dans les véhicules électriques - Détails de construction des stations de charge
B60L 53/60 - Surveillance et commande des stations de charge
The invention relates to a method and a system for occupancy determination of parking spots of a parking area. The approach utilizes a vehicle detection step VDS of processing an actual image IMA of the parking area to detect one or more vehicles in the actual image IMA, resulting in an actual vehicle representation VRep. The actual occupancy distribution is determined in an occupancy determination step ODS of processing the actual vehicle representation VRep and an earlier generated general layout GLPA of the parking area. The general layout GLPA is automatically calculated in a spot clustering approach based on a plurality of earlier determined representations VRep.
A DC/DC converter system and control method for a full-bridge DC/DC converter are provided. The DC/DC converter system comprises a full-bridge DC/DC converter and a switch control circuit (140), the full-bridge DC/DC converter comprising at least a primary side full-bridge circuit (110), a secondary side full-bridge circuit (120) and a transformer (130). The switch control circuit (140) is configured to: control the primary side full-bridge circuit (110) and the secondary side full-bridge circuit (120) to operate in a normal operating phase; control the primary side full-bridge circuit (110) and the secondary side full-bridge circuit (120) to operate in a free-wheeling phase; and control the primary side full-bridge circuit (110) and the secondary side full-bridge circuit (120) to switch between the normal operating phase and the free-wheeling phase alternately. Thus, the magnetic saturation phenomenon is avoided without involving complicated measurement requirements while the energy transfer efficiency is guaranteed.
H02M 3/335 - Transformation d'une puissance d'entrée en courant continu en une puissance de sortie en courant continu avec transformation intermédiaire en courant alternatif par convertisseurs statiques utilisant des tubes à décharge avec électrode de commande ou des dispositifs à semi-conducteurs avec électrodes de commande pour produire le courant alternatif intermédiaire utilisant des dispositifs du type triode ou transistor exigeant l'application continue d'un signal de commande utilisant uniquement des dispositifs à semi-conducteurs
H02M 3/28 - Transformation d'une puissance d'entrée en courant continu en une puissance de sortie en courant continu avec transformation intermédiaire en courant alternatif par convertisseurs statiques utilisant des tubes à décharge avec électrode de commande ou des dispositifs à semi-conducteurs avec électrodes de commande pour produire le courant alternatif intermédiaire
H02M 3/325 - Transformation d'une puissance d'entrée en courant continu en une puissance de sortie en courant continu avec transformation intermédiaire en courant alternatif par convertisseurs statiques utilisant des tubes à décharge avec électrode de commande ou des dispositifs à semi-conducteurs avec électrodes de commande pour produire le courant alternatif intermédiaire utilisant des dispositifs du type triode ou transistor exigeant l'application continue d'un signal de commande
An electrical power supply system, in particular for a microgrid, includes a DC bus, and a first rectifier and a second rectifier, with the first and second rectifiers each supplying power to the DC bus. The first rectifier is a diode rectifier and the second rectifier has switchable power semiconductors. The electrical power supply system further includes a generator supplying power to both rectifiers. The rectifiers can be connected at different times according to a load.
A rotor of a rotary dynamoelectric machine incudes a magnetically conductive body, having substantially axially running slots distributed around the circumference. A squirrel cage includes electrical conductors which are arranged in the slots. The electrical conductors are electrically contacted at the two end faces of the rotor by short-circuit rings. The magnetically conductive body includes a base body and at least two further additional bodies, which axially adjoin the base body. A first one of the at least two additional bodies directly axially adjoins the end face of the base body, and a second one of the at least two additional bodies and optionally any further additional body axially adjoin the first additional body. The slots have radially exposed slot portions in the axial end regions of the rotor such that the conductors can be moved radially outward.
The invention relates to a telescopic strut (T), in particular for a device for lifting loads, in particular for a hanger for vehicles or vehicle parts, wherein the telescopic strut (T) consists of an outer tube (AR) and an inner tube (IR) guided therein, wherein the inner tube (IR) is movable in a longitudinal direction in the outer tube (AR). In this case, a number of sliding shoes (G) are attached to the outer tube (AR) to guide the inner tube (IR), wherein the sliding shoes (G) have each been introduced from the outside into an opening in the wall of the outer tube (AR) and protrude inwardly to guide the inner tube (IR). This solution, which is structurally simple and therefore inexpensive to produce, has good sliding properties, has little guide play and is easy to maintain.
B66C 13/06 - Dispositifs auxiliaires pour commander les mouvements des charges suspendues ou pour empêcher le câble de prendre du mou pour limiter ou empêcher le balancement longitudinal ou transversal des charges
12.
ELECTROMAGNETIC DRIVE FOR A POWER CIRCUIT-BREAKER WITH A VACUUM INTERRUPTER
A drive unit is provided for a moving contact of a vacuum tube. The drive unit has a tube pin which is conductively connected to the moving contact, a drive which is connected to the tube pin, and a conductor bridge. The drive moves the tube pin. The conductor bridge is directly conductively connected to the tube pin and a stationary conductor and bridges a travel of the tube pin between a conductive switching state of the vacuum tube and a non-conductive switching state. A magnet drive is provided, which contains a first magnet element, which is connected to the tube pin, and a second magnet element. The two magnet elements are configured to build up a magnetic force between them when current is flowing through the vacuum tube and in this way generates a contact-pressure force of the moving contact onto a fixed contact of the vacuum tube.
A camera system for monitoring an installation, in particular switchgear, has at least one camera, a display device, a switchover device and a power supply which, in an active state, supplies the camera with power via the switchover device. The switchover device is configured to transmit an image signal from the camera automatically to either the display device or to an interface to which a computer can be connected. There is also described a method for monitoring an installation, in particular switchgear, by way of the camera system.
Examples of techniques for event prediction in a control communication network are disclosed. Aspects include determining state data associated with one or more devices associated with a control communication network, generating, by a machine learning model, a feature vector comprising a plurality of features extracted from the state data, and determining one or more event predictions associated with the control communication network based at least in part on the feature vector.
G05B 13/02 - Systèmes de commande adaptatifs, c. à d. systèmes se réglant eux-mêmes automatiquement pour obtenir un rendement optimal suivant un critère prédéterminé électriques
G05B 13/04 - Systèmes de commande adaptatifs, c. à d. systèmes se réglant eux-mêmes automatiquement pour obtenir un rendement optimal suivant un critère prédéterminé électriques impliquant l'usage de modèles ou de simulateurs
G05B 19/418 - Commande totale d'usine, c.à d. commande centralisée de plusieurs machines, p.ex. commande numérique directe ou distribuée (DNC), systèmes d'ateliers flexibles (FMS), systèmes de fabrication intégrés (IMS), productique (CIM)
H02J 13/00 - Circuits pour pourvoir à l'indication à distance des conditions d'un réseau, p.ex. un enregistrement instantané des conditions d'ouverture ou de fermeture de chaque sectionneur du réseau; Circuits pour pourvoir à la commande à distance des moyens de commutation dans un réseau de distribution d'énergie, p.ex. mise en ou hors circuit de consommateurs de courant par l'utilisation de signaux d'impulsion codés transmis par le réseau
15.
MEDIUM VOLTAGE VARIABLE FREQUENCY DRIVE WITH ARTIFICIAL INTELLIGENCE
A variable frequency drive system includes a power converter with a plurality of power cells supplying power to one or more output phases, each power cell having multiple switching devices incorporating semiconductor switches; a plurality of sensors monitoring values of the power converter; and a control system in communication with the power converter and controlling operation of the plurality of power cells, the control system comprising a processor configured via executable instructions to access a first reduced order model of the power converter; receive the values provided by the plurality of sensors; analyze the values in connection with the first reduced order model to determine one or more operating modes; and output one or more determined operating modes of the power converter.
H02M 7/00 - Transformation d'une puissance d'entrée en courant alternatif en une puissance de sortie en courant continu; Transformation d'une puissance d'entrée en courant continu en une puissance de sortie en courant alternatif
H02M 7/525 - Transformation d'une puissance d'entrée en courant continu en une puissance de sortie en courant alternatif sans possibilité de réversibilité par convertisseurs statiques utilisant des tubes à décharge avec électrode de commande ou des dispositifs à semi-conducteurs avec électrode de commande utilisant des dispositifs du type thyratron ou thyristor exigeant des moyens d'extinction utilisant uniquement des dispositifs à semi-conducteurs avec commande automatique de la forme d'onde ou de la fréquence de sortie
H02M 7/529 - Transformation d'une puissance d'entrée en courant continu en une puissance de sortie en courant alternatif sans possibilité de réversibilité par convertisseurs statiques utilisant des tubes à décharge avec électrode de commande ou des dispositifs à semi-conducteurs avec électrode de commande utilisant des dispositifs du type thyratron ou thyristor exigeant des moyens d'extinction utilisant uniquement des dispositifs à semi-conducteurs avec commande automatique de la forme d'onde ou de la fréquence de sortie par modulation de largeur d'impulsions utilisant une commande numérique
H02M 7/5387 - Transformation d'une puissance d'entrée en courant continu en une puissance de sortie en courant alternatif sans possibilité de réversibilité par convertisseurs statiques utilisant des tubes à décharge avec électrode de commande ou des dispositifs à semi-conducteurs avec électrode de commande utilisant des dispositifs du type triode ou transistor exigeant l'application continue d'un signal de commande utilisant uniquement des dispositifs à semi-conducteurs, p.ex. onduleurs à impulsions à un seul commutateur dans une configuration en pont
H02M 7/539 - Transformation d'une puissance d'entrée en courant continu en une puissance de sortie en courant alternatif sans possibilité de réversibilité par convertisseurs statiques utilisant des tubes à décharge avec électrode de commande ou des dispositifs à semi-conducteurs avec électrode de commande utilisant des dispositifs du type triode ou transistor exigeant l'application continue d'un signal de commande utilisant uniquement des dispositifs à semi-conducteurs, p.ex. onduleurs à impulsions à un seul commutateur avec commande automatique de la forme d'onde ou de la fréquence de sortie
H02M 7/758 - Transformation d'une puissance d'entrée en courant alternatif en une puissance de sortie en courant continu; Transformation d'une puissance d'entrée en courant continu en une puissance de sortie en courant alternatif avec possibilité de réversibilité par convertisseurs statiques utilisant des tubes à décharge avec électrode de commande ou des dispositifs à semi-conducteurs avec électrode de commande utilisant des dispositifs du type thyratron ou thyristor exigeant des moyens d'extinction utilisant uniquement des dispositifs à semi-conducteurs avec commande automatique de la forme d'onde ou de la fréquence de sortie
16.
SYSTEM AND METHOD FOR PROTECTING AN ELECTRICAL LOAD OF A DRIVE SYSTEM
A drive system (500) includes a power converter (510) with power modules (312) supplying power to one or more output phases (A, B, C), a central control system (512) in communication with the power converter (510) and controlling operation of the power modules (312), wherein the central control system (512) comprises an advanced protection module (APM 514) configured via executable instructions to receive input data from an electrical load (520) operably coupled to the one or more output phases (A, B, C) utilizing power converter feedback from the electrical load (520), determine one or more operating conditions of the electrical load (520) based on the input data; and output one or more protection parameters based on a determined operating condition of the electrical load (520) for protecting the electrical load (520).
The invention relates to an electrical feedthrough (1) for a pressure housing (3). The electrical feedthrough (1) comprises two feedthrough elements (5, 6), which each run in a straight line along an element axis (5.1, 6.1) between a first element end portion (5.2, 6.2) and a second element end portion (5.3, 6.3) and the outer shape and dimensions of which are substantially the same, and a connection element (8), which is releasably connected to feedthrough elements (5, 6) arranged one on each of two opposite sides. The connection element (8) comprises at least one electrical connection conductor (25), and at least one feedthrough element (5, 6) comprises an electrical feedthrough conductor (22) for each connection conductor (25), each of which feedthrough conductors runs along the element axis (5.1, 6.1) of the feedthrough element (5, 6) and bears against the connection conductor (25).
H01B 17/26 - Isolateurs d'entrée; Isolateurs de traversée
H01F 27/04 - Passages de conducteurs ou d'axes à travers les enveloppes, p.ex. pour dispositifs de changement de prise
H01R 13/53 - Socles ou boîtiers pour dures conditions de service; Socles ou boîtiers avec des moyens pour éviter l'effet couronne ou l'amorçage d'un arc
H02B 13/00 - Aménagement d'appareillages de commutation dans, ou structurellement associés avec, une enveloppe, p.ex. une armoire
H02G 3/22 - Installations de câbles ou de lignes à travers les murs, les sols ou les plafonds, p.ex. dans les immeubles
H02K 5/22 - Parties auxiliaires des enveloppes non couvertes par les groupes , p.ex. façonnées pour former des boîtes à connexions ou à bornes
The invention relates to a switchgear (1) with an optical monitoring system (20) for examining the switchgear switching position, wherein the switchgear (1) has at least one isolating switch (420), the at least one isolating switch (420) is accommodated in an encapsulated housing (400), the encapsulated housing (400) is arranged in an installation housing (3), and the encapsulated housing (400) has a first transparent window (410) in one region, wherein a fiber-optic system leads from an outer side of the installation housing (3) to the first transparent window (410).
H01H 9/16 - Indicateurs de position, p.ex. "marche" ou "arrêt"
G02B 23/26 - Instruments pour regarder l'intérieur de corps creux, p.ex. endoscopes à fibres utilisant des guides de lumière
H01H 33/64 - Interrupteurs dans lesquels les moyens de prévention ou d'extinction des arcs ne comportent pas de moyen séparé destiné à obtenir ou accroître l'écoulement du fluide extincteur d'arc dans lesquels la coupure s'opère dans un gaz
19.
SWITCHGEAR WITH A MODULAR OPTICAL MONITORING SYSTEM
The invention relates to a switchgear (1) with a modular optical monitoring system (20) for examining the switchgear switching positions, wherein the switchgear (1) has at least one isolating switch (420), the at least one isolating switch (420) is accommodated in an encapsulated housing (400), the encapsulated housing (400) is arranged in an installation housing (3), and the encapsulated housing (400) has a first transparent window (410) in one region, wherein a fiber-optic system leads from an outer side of the installation housing (3) to the first transparent window (410).
H01H 9/16 - Indicateurs de position, p.ex. "marche" ou "arrêt"
G02B 23/26 - Instruments pour regarder l'intérieur de corps creux, p.ex. endoscopes à fibres utilisant des guides de lumière
H01H 33/64 - Interrupteurs dans lesquels les moyens de prévention ou d'extinction des arcs ne comportent pas de moyen séparé destiné à obtenir ou accroître l'écoulement du fluide extincteur d'arc dans lesquels la coupure s'opère dans un gaz
20.
REDUCING INPUT HARMONIC DISTORTION IN A POWER SUPPLY
Provided are embodiments for a system for reducing input harmonic distortion of a power supply. The system includes a power source coupled to a power supply. The power supply includes an input stage that is configured to receive an input signal from the power- supply, wherein the input signal is received at known input frequency, and a converting stage that is operated to convert the input signal to an output signal, wherein the output signal has an output frequency. The power supply also includes an output stage that is operated to generate output power based on the output signal, and a controller that is configured to provide control signals to the output stage of the power supply to modify the output signal. Also provided are embodiments for a power supply and method for reducing input harmonic distortion of the power supply.
H02M 7/49 - Combinaison des formes de tension de sortie d'une pluralité de convertisseurs
H02M 7/5395 - Transformation d'une puissance d'entrée en courant continu en une puissance de sortie en courant alternatif sans possibilité de réversibilité par convertisseurs statiques utilisant des tubes à décharge avec électrode de commande ou des dispositifs à semi-conducteurs avec électrode de commande utilisant des dispositifs du type triode ou transistor exigeant l'application continue d'un signal de commande utilisant uniquement des dispositifs à semi-conducteurs, p.ex. onduleurs à impulsions à un seul commutateur avec commande automatique de la forme d'onde ou de la fréquence de sortie par modulation de largeur d'impulsions
21.
EXTENDED BRAKING WITH VARIABLE FREQUENCY DRIVE WITHOUT INPUT POWER
A variable frequency drive system (300) includes a power converter (310) with a plurality of power cells supplying power to one or more output phases (A, B, C), a main power source (320) for providing main input power to the power converter (310), an auxiliary power source (330) for providing auxiliary input power to the power converter (310), and a control system (314) in communication with the power converter (310) and controlling operation of the plurality of power cells, wherein the control system (314) comprises one or more processor(s) (315) configured via computer executable instructions to detect a main input voltage drop of the main power source (320) below a predefined power threshold, disconnect the main power source (320) in response to the main input voltage drop, and enable the auxiliary power source (330) to provide auxiliary input power to the power converter (310) in response to the main input voltage drop.
H02J 3/00 - Circuits pour réseaux principaux ou de distribution, à courant alternatif
H02J 9/06 - Circuits pour alimentation de puissance de secours ou de réserve, p.ex. pour éclairage de secours dans lesquels le système de distribution est déconnecté de la source normale et connecté à une source de réserve avec commutation automatique
Disclosed is an improved electrical power conversion system for converting a high voltage (HV) from a HV electrical power supply to a low voltage, wherein the electrical power conversion system comprises: at least one power converter, and at least one RC network comprising a plurality of resistive components and a plurality of capacitive components electrically connected in series, wherein the at least one RC network is in series connection with the at least one power converter, and the at least one RC network and at least one power converter are arranged to be connected across a line potential of the HV electrical power supply.
H02M 5/04 - Transformation d'une puissance d'entrée en courant alternatif en une puissance de sortie en courant alternatif, p.ex. pour changement de la tension, pour changement de la fréquence, pour changement du nombre de phases sans transformation intermédiaire en courant continu par convertisseurs statiques
H05K 1/16 - Circuits imprimés comprenant des composants électriques imprimés incorporés, p.ex. une résistance, un condensateur, une inductance imprimés
23.
FREQUENCY CONVERTER CABINET BODY AND FREQUENCY CONVERTER
The prevent invention provides a frequency changer cabinet and a frequency changer. The frequency changer cabinet comprises: a transformer cabinet used to accommodate a transformer, wherein a first air outlet is disposed at the top of the transformer cabinet, and a first air inlet is disposed at a side wall thereof; a power unit cabinet used to accommodate at least one power unit, wherein a second air inlet is disposed at a front side wall of the power unit cabinet, and a rear side of the power unit cabinet is connected to the transformer cabinet; wherein the transformer cabinet comprises a first air passage baffle and a second air passage baffle respectively disposed at an upper end and a lower end of a secondary coil, such that air entering from the power unit cabinet to the transformer cabinet can be directly sent to the secondary coil; and wherein air entering from the first air inlet can pass through a primary coil and the secondary coil, and then flow out of the transformer cabinet via the first air outlet, and air entering from the second air inlet can sequentially pass through respective power units and the secondary coil, and then flow out of the transformer cabinet via the first air outlet. The frequency changer cabinet and the frequency changer of the present application can reduce fan performanance requirements for frequency changers.
H05K 7/20 - Modifications en vue de faciliter la réfrigération, l'aération ou le chauffage
H02M 1/00 - APPAREILS POUR LA TRANSFORMATION DE COURANT ALTERNATIF EN COURANT ALTERNATIF, DE COURANT ALTERNATIF EN COURANT CONTINU OU VICE VERSA OU DE COURANT CONTINU EN COURANT CONTINU ET EMPLOYÉS AVEC LES RÉSEAUX DE DISTRIBUTION D'ÉNERGIE OU DES SYSTÈMES D'ALI; TRANSFORMATION D'UNE PUISSANCE D'ENTRÉE EN COURANT CONTINU OU COURANT ALTERNATIF EN UNE PUISSANCE DE SORTIE DE CHOC; LEUR COMMANDE OU RÉGULATION - Détails d'appareils pour transformation
24.
CONTROL SYSTEM FOR MEDIUM VOLTAGE VARIABLE FREQUENCY DRIVE
A drive system (300) includes a plurality of power cells (312) supplying power to one or more output phases (A, B, C), each power cell (312) having multiple switching devices (315a-d) incorporating semiconductor switches, 5 and a control system (400) in communication with the plurality of power cells (312) and controlling operation of the plurality of power cells (312), wherein the control system (400) includes a system on chip (410) with one or more central processing units (412, 414) and a field programmable gate array (416) in communication with the one or more central processing units (412, 414).
H02M 7/49 - Combinaison des formes de tension de sortie d'une pluralité de convertisseurs
H02M 7/00 - Transformation d'une puissance d'entrée en courant alternatif en une puissance de sortie en courant continu; Transformation d'une puissance d'entrée en courant continu en une puissance de sortie en courant alternatif
H02M 7/483 - Convertisseurs munis de sorties pouvant chacune avoir plus de deux niveaux de tension
H02M 1/00 - APPAREILS POUR LA TRANSFORMATION DE COURANT ALTERNATIF EN COURANT ALTERNATIF, DE COURANT ALTERNATIF EN COURANT CONTINU OU VICE VERSA OU DE COURANT CONTINU EN COURANT CONTINU ET EMPLOYÉS AVEC LES RÉSEAUX DE DISTRIBUTION D'ÉNERGIE OU DES SYSTÈMES D'ALI; TRANSFORMATION D'UNE PUISSANCE D'ENTRÉE EN COURANT CONTINU OU COURANT ALTERNATIF EN UNE PUISSANCE DE SORTIE DE CHOC; LEUR COMMANDE OU RÉGULATION - Détails d'appareils pour transformation
25.
CURRENT-MEASURING TRANSDUCER DEVICE HAVING A CURRENT-MEASURING TRANSDUCER AND METHOD FOR CALIBRATING A CURRENT-MEASURING TRANSDUCER
The invention relates to a current-measuring transducer device (10) having a current-measuring transducer (12) for measuring an electric current along a conduction path (14), the current-measuring transducer (12) having a magnetic-field-sensitive element (18) for converting the magnetic field resulting from the current flow along the conduction path (14) into at least one physical quantity and a measuring device (24) for measuring the physical quantity. According to the invention, the current-measuring transducer device (10) also has a coil assembly (26) for simulating the magnetic field resulting from the current flow along the conduction path (14), which coil assembly comprises at least one coil (28). The invention further relates to a method for calibrating a corresponding current-measuring transducer (12) and to a corresponding computer program product for carrying out the calibration method.
G01R 35/00 - Test ou étalonnage des appareils couverts par les autres groupes de la présente sous-classe
G01R 35/02 - Test ou étalonnage des appareils couverts par les autres groupes de la présente sous-classe des dispositifs auxiliaires, p.ex. des transformateurs pour appareils en fonction du rapport de transformation, de l'angle de phase ou de la puissance à l'utilisation
G01R 15/20 - Adaptations fournissant une isolation en tension ou en courant, p.ex. adaptations pour les réseaux à haute tension ou à courant fort utilisant des dispositifs galvano-magnétiques, p.ex. des dispositifs à effet Hall
G01R 15/24 - Adaptations fournissant une isolation en tension ou en courant, p.ex. adaptations pour les réseaux à haute tension ou à courant fort utilisant des dispositifs modulateurs de lumière
The invention relates to a modular power converter (1) with wide-bandgap semiconductors (2), in particular SiC semiconductors. The aim of the invention is to optimize the power converter with respect to the use of wide-bandgap semiconductors. This is achieved in that the modular power converter (1) has at least two base units (10). The base units (10) are connected together on the input side, and one base unit has an input circuit (11) on the input side and an output circuit (12) on the output side. The input circuit (11) and the output circuit (12) are each formed by the wide-bandgap semiconductors (2) which are arranged in a B6-bridge circuit, wherein an intermediate circuit capacitor (3) is connected in parallel with the input circuit (11) and with the output circuit (12), thus interconnecting the intermediate circuits of the input circuit (11) and the output circuit (12) in order to form an intermediate circuit (13). The input circuits (11) of the base units (10) or a sub-quantity of the base units (10) are arranged in a series circuit, wherein at least one inductor (15) is arranged between each pair of input circuits (11). The invention additionally relates to a vehicle (100), in particular a rail vehicle, comprising such a modular power converter (1), said modular power converter (1) being part of the drive (101) of the vehicle (100).
H02M 7/5387 - Transformation d'une puissance d'entrée en courant continu en une puissance de sortie en courant alternatif sans possibilité de réversibilité par convertisseurs statiques utilisant des tubes à décharge avec électrode de commande ou des dispositifs à semi-conducteurs avec électrode de commande utilisant des dispositifs du type triode ou transistor exigeant l'application continue d'un signal de commande utilisant uniquement des dispositifs à semi-conducteurs, p.ex. onduleurs à impulsions à un seul commutateur dans une configuration en pont
B60L 15/00 - Procédés, circuits ou dispositifs pour commander la propulsion des véhicules à traction électrique, p.ex. commande de la vitesse des moteurs de traction en vue de réaliser des performances désirées; Adaptation sur les véhicules à traction électrique de l'installation de commande à distance à partir d'un endroit fixe, de différents endroits du véhicule ou de différents véhicules d'un même train
27.
METHOD, DEVICE AND COMPUTER PROGRAM FOR MANAGEMENT OF UNITS OF BULK MATERIAL
Method, device and computer program for managing units of bulk material of an ore mine with a throughput of a few tons of bulk material per minute, wherein a material property of each unit, in particular on a conveyor system, is determined, an entry for each unit containing the respective material property of the unit and the position of each unit are stored in a database, and additional includes at least one (i) determining a transport path downstream for the each unit based on the respective entry in the database, (ii) adapting the subsequent processing of each unit based on the material property of the unit, and creating a virtual model of the repository if a unit is supplied to a repository, where a position of each unit is stored, together with its respective material property, in the database.
The invention relates to a method and an actuating arrangement for controlling a MOSFET, in particular wide-bandgap MOSFET. A change of an actuating variable, which actuates the MOSFET as a function of an operating characteristic variable that influences the switching behavior of the MOSFET is stored in a characteristic block. The change counteracts a reference actuating value of the actuating variable. An actual value of the operating characteristic variable is determined during operation of the MOSFET. The actuating variable is changed from the reference actuating value as a function of the actual value commensurate with the change of the actuating variable stored in the characteristic block. The change stored in the characteristic block can include a change in the switch-on or switch-off voltage or gate resistance of the MOSFET as a function of the operating temperature or the operating voltage of the MOSFET.
The invention relates to a method and an actuation assembly (3) for actuating a MOSFET (1), in particular a MOSFET (1) based on a semiconductor with a wide band gap. According to the invention, a monitoring process is carried out to determine whether the body diode (2) of the MOSFET (1) is electrically conductive. If the body diode (2) is electrically conductive, the MOSFET (1) is activated, and if the body diode (2) is electrically blocking, the MOSFET is actuated on the basis of an actuation signal (S1).
H02M 1/08 - Circuits spécialement adaptés à la production d'une tension de commande pour les dispositifs à semi-conducteurs incorporés dans des convertisseurs statiques
H02M 3/158 - Transformation d'une puissance d'entrée en courant continu en une puissance de sortie en courant continu sans transformation intermédiaire en courant alternatif par convertisseurs statiques utilisant des tubes à décharge avec électrode de commande ou des dispositifs à semi-conducteurs avec électrode de commande utilisant des dispositifs du type triode ou transistor exigeant l'application continue d'un signal de commande utilisant uniquement des dispositifs à semi-conducteurs avec commande automatique de la tension ou du courant de sortie, p.ex. régulateurs à commutation comprenant plusieurs dispositifs à semi-conducteurs comme dispositifs de commande finale pour une charge unique
H03K 17/082 - Modifications pour protéger le circuit de commutation contre la surintensité ou la surtension par réaction du circuit de sortie vers le circuit de commande
H03K 17/16 - Modifications pour éliminer les tensions ou courants parasites
H02M 1/00 - APPAREILS POUR LA TRANSFORMATION DE COURANT ALTERNATIF EN COURANT ALTERNATIF, DE COURANT ALTERNATIF EN COURANT CONTINU OU VICE VERSA OU DE COURANT CONTINU EN COURANT CONTINU ET EMPLOYÉS AVEC LES RÉSEAUX DE DISTRIBUTION D'ÉNERGIE OU DES SYSTÈMES D'ALI; TRANSFORMATION D'UNE PUISSANCE D'ENTRÉE EN COURANT CONTINU OU COURANT ALTERNATIF EN UNE PUISSANCE DE SORTIE DE CHOC; LEUR COMMANDE OU RÉGULATION - Détails d'appareils pour transformation
30.
MEASURING METHOD AND HIGH-VOLTAGE TRANSDUCER WITH CLEAN AIR
The invention relates to a high-voltage transducer (1) having a housing (2), which physically encloses at least one electric measuring device (3) and an insulating gas (4), and to a method for measuring with the high-voltage transducer (1). The insulating gas (4) is clean air, via which electrical insulation in the housing (2) of the high-voltage transducer (1) is carried out.
85000022 Abstract The invention relates to a method for controlling the operation of an energy supply network by means of a network control system. For providing system services reliably, it is proposed that measured values indicating an electrical state of the energy supply network are recorded with a local control device of a distribution network, wherein a deviation of the present operational state from a required operational state is determined and control measures are defined for restoring the required operational state. Control data are transmitted to the control device. Appropriate control commands are determined for the devices of the distribution network. Estimated control data are defined and the communication connection to the network control system is monitored. In the event of a fault in the communication connection, the control commands are defined using the estimated control data instead of the received control data. Date Recue/Date Received 2020-05-19
H02J 13/00 - Circuits pour pourvoir à l'indication à distance des conditions d'un réseau, p.ex. un enregistrement instantané des conditions d'ouverture ou de fermeture de chaque sectionneur du réseau; Circuits pour pourvoir à la commande à distance des moyens de commutation dans un réseau de distribution d'énergie, p.ex. mise en ou hors circuit de consommateurs de courant par l'utilisation de signaux d'impulsion codés transmis par le réseau
G05B 13/02 - Systèmes de commande adaptatifs, c. à d. systèmes se réglant eux-mêmes automatiquement pour obtenir un rendement optimal suivant un critère prédéterminé électriques
32.
AN INTEGRATED AIR COOLING AND ARC RESISTANT SYSTEM FOR MEDIUM VOLTAGE DRIVE
An integrated air cooling and arc resistant system is provided for a voltage drive. The system comprises a cabinet including a back, an upper portion and a lower portion. The system further comprises a plurality of power cells disposed in the cabinet. The system further comprises a central chimney vertically disposed in the cabinet. The system further comprises a transformer disposed in the cabinet and being underneath the plurality of power cells. The transformer has a top end and a bottom end. The system further comprises a vertical plenum disposed in the back of the cabinet. The vertical plenum is configured to flow cool air passing from the plurality of power cells towards the bottom end of the transformer.
Various embodiments of the invention help to implement integrity verification of sensors (101-104) and signaling lines of the sensors. According to various embodiments, this is achieved by performing an analysis of a noise signal on the signaling line and transmitting check data indicative of a result of the analysis.
G01D 3/08 - Dispositions pour la mesure prévues pour les objets particuliers indiqués dans les sous-groupes du présent groupe avec dispositions pour protéger l'appareil, p.ex. contre les fonctionnements anormaux, contre les pannes
G01D 18/00 - Test ou étalonnage des appareils ou des dispositions prévus dans les groupes
G08C 25/00 - Dispositions pour prévenir ou corriger les erreurs; Dispositions de contrôle
G01R 29/26 - Mesure du coefficient de bruit; Mesure de rapport signal-bruit
34.
COMMUNICATION MODULE FOR A COMMUNICATION OR AUTOMATION DEVICE
The invention relates to a communication module for a communication or automation device having a housing (11) that has a connection region able to be brought into contact with a base module (2) of the communication or automation device. There is provision in the connection region for at least two centring pins (12) that are insertable into corresponding receptacles in the base module (2). Between the centring pins (12), a fastening screw (13) having a threaded section (14) penetrates the housing (11). The threaded section (14) of the fastening screw (13) is able to be screwed into a threaded hole (22) in the base module (2). Additionally, there is provision for a passage (17) for receiving the fastening screw (13), said passage being arranged substantially centrally in the housing (11) and running at right angles to the connection region. The fastening screw (13) has a driver ring (16) connected to it that surrounds a section of a shaft (15) of the fastening screw. Along the passage (17), there is provision in the housing (11) for a cutout (18) for the driver ring (16), said driver ring being axially displaceable inside the cutout.
H05K 7/14 - Montage de la structure de support dans l'enveloppe, sur cadre ou sur bâti
H01R 12/52 - Connexions fixes pour circuits imprimés rigides ou structures similaires se raccordant à d'autres circuits imprimés rigides ou à des structures similaires
H04L 67/12 - Protocoles spécialement adaptés aux environnements propriétaires ou de mise en réseau pour un usage spécial, p.ex. les réseaux médicaux, les réseaux de capteurs, les réseaux dans les véhicules ou les réseaux de mesure à distance
35.
ELECTRIC MACHINE HAVING INCREASED OPERATIONAL SAFETY
The invention relates to a redundant electrical machine for driving a propulsion means at an increased level of operational safety. The machine comprises, for example, two systems consisting in each case of a stator winding system and a rotor, which is assigned thereto and has permanent magnets, the rotors being fastened to a common shaft for driving the propulsion means. If a defect occurs in one of the stator winding systems, the rotor, which continues to rotate, has to be prevented from inducing electrical voltages in this stator winding system, since this can lead to a fire in the machine. Therefore, a demagnetisation device is provided, which brings about targeted demagnetisation of the permanent magnets of the rotor that is assigned to the defective stator winding system, and so the induction of electrical voltages is prohibited.
A method for controlling multiple switching devices (15a-d, 75a-b) of a multilevel converter (1, 70) includes providing a plurality of carrier signals (C1-C6) and a reference signal (34, 80), the reference signal (34, 80) having a waveform range divided in a plurality of contiguous bands (B1-B6), dynamically allocating the plurality of carrier signals (C1-C6) to the multiple switching devices (15a-d, 75a-b), and generating pulse width modulation signals (18, 77) to generate switching events of the multiple switching devices (15a-d, 75a-b) based on a comparison of dynamically allocated carrier signals (C1-C6) with the reference signal (34, 80), wherein the plurality of carrier signals (C1-C6) have a phase shift between the carrier signals (C1-C6), and wherein the plurality of carrier signals (C1-C6) are dynamically allocated to the multiple switching devices (15a-d, 75a-b) such that for each switching device (15a-d, 75a-b) the plurality of carrier signals (C1-C6) are rotated and selected based on a position of the reference signal (34, 80) with respect to the plurality of bands (B1-B6).
H02M 7/49 - Combinaison des formes de tension de sortie d'une pluralité de convertisseurs
H02M 1/12 - Dispositions de réduction des harmoniques d'une entrée ou d'une sortie en courant alternatif
H02M 7/5395 - Transformation d'une puissance d'entrée en courant continu en une puissance de sortie en courant alternatif sans possibilité de réversibilité par convertisseurs statiques utilisant des tubes à décharge avec électrode de commande ou des dispositifs à semi-conducteurs avec électrode de commande utilisant des dispositifs du type triode ou transistor exigeant l'application continue d'un signal de commande utilisant uniquement des dispositifs à semi-conducteurs, p.ex. onduleurs à impulsions à un seul commutateur avec commande automatique de la forme d'onde ou de la fréquence de sortie par modulation de largeur d'impulsions
37.
METHOD AND DETECTION DEVICE FOR DETECTING A HIGH-IMPEDANCE GROUND FAULT IN AN ELECTRICAL ENERGY SUPPLY NETWORK WITH A GROUNDED NEUTRAL POINT
Method and detection device for detecting a high-impedance ground fault in an electrical energy supply network with a grounded neutral point The invention relates to a method for detecting a high-impedance ground fault in an electrical energy supply network (12) with a grounded neutral point, in which a test signal is fed with a detection device (10) into the energy supply network (12), wherein the test signal has a frequency which differs from the network frequency of the energy supply network (12), and the presence of a high-impedance ground fault is inferred on the basis of a measuring signal produced by the test signal. In order to enable a reliable detection, with low equipment costs, of high-impedance ground faults in energy supply networks with a grounded neutral point, it is proposed that a three-phase test signal is fed into the phase conductors of the energy supply network (12) as a test signal, a measuring signal which indicates the displacement voltage of the test signal is generated with the detection device (10), the displacement voltage is compared with a threshold value using a test device (15) of the detection device (10), and the presence of a high-impedance ground fault is detected if the displacement voltage exceeds the threshold value. The invention also relates to a correspondingly designed detection device (10).
A temperature control system (300) for a variable frequency drive (10, 100) includes a sealed enclosure (310), a power electronic component (330) and/or a power magnetic component (320) positioned inside the sealed enclosure (310), and a controller (400) configured to control a temperature of the power electronic component (330) and/or the power magnetic component (320) relative to an internal air temperature (Tair) inside the sealed enclosure (310) prior to an electrical energy application and operation of the power electronic component (320) and/or power magnetic component (320) to prevent condensation induced electrical failure of the power electronic component (330) and/or power magnetic component (320) utilizing a cooling system (340) and/or a heating system (350).
H02M 7/00 - Transformation d'une puissance d'entrée en courant alternatif en une puissance de sortie en courant continu; Transformation d'une puissance d'entrée en courant continu en une puissance de sortie en courant alternatif
H02P 29/60 - Commande ou détermination de la température du moteur ou de l'entraînement
G05D 22/02 - Commande de l'humidité caractérisée par l'utilisation de moyens électriques
H05K 5/02 - Enveloppes, coffrets ou tiroirs pour appareils électriques - Détails
H05K 7/20 - Modifications en vue de faciliter la réfrigération, l'aération ou le chauffage
39.
HIGH-VOLTAGE DEVICE HAVING CERAMIC SPACER ELEMENTS, AND USE THEREOF
The invention relates to a high-voltage device (1) having a housing (2) and at least one component (3) which is electrically insulated from the housing (2). The at least one component (3) is spaced from the housing (2) and mechanically connected to the housing (2). There is at least one ceramic spacer element (6) between the housing (2) and the at least one component (3). The use according to the invention of the high-voltage device (1) includes heat which is produced at connection elements of the at least one component (3) which is electrically insulated from the housing (2) being transferred from the component (3) via the at least one ceramic spacer element (6) to the housing (2), and being emitted from the housing (2) to the environment.
A method for identifying a secondary part during use in a linear-motor-based system, wherein a primary part includes primary-part coils in the linear-motor-based system, the secondary part has a magnetic active part and the primary-part coils can be actuated via a drive current such that an advancing force acting on the secondary part and movement of the secondary part along the primary part is achievable, where at least one secondary-part winding in a circuit is provided on the secondary part, selected primary-part coils are energized via a primary current at one or more test signal frequencies to induce a secondary current in the secondary- part winding to identify the rotor, a characteristic property of the secondary-part winding or the circuit is representative of the secondary part, and where the secondary current influences a current response of the primary-part coils and the characteristic property is measured using the current response.
B65G 23/23 - Aménagements ou installations des moteurs d'entraînement de moteurs électriques linéaires
B65G 54/02 - Transporteurs non mécaniques, non prévus ailleurs électrostatiques, électriques ou magnétiques
G01V 3/10 - Prospection ou détection électrique ou magnétique; Mesure des caractéristiques du champ magnétique de la terre, p.ex. de la déclinaison ou de la déviation fonctionnant au moyen de champs magnétiques ou électriques produits ou modifiés par les objets ou les structures géologiques, ou par les dispositifs de détection en utilisant des cadres inducteurs
41.
METHOD FOR OPERATING A SYSTEM, SYSTEM AND COMPUTER PROGRAM PRODUCT
In a method for operating a system, a first vibration is imparted to a component of the system and the first vibration of the component is detected by a sensor. The sensor generates a sensor signal for transmission to a control device, which analyzes the sensor signal and determines whether a buildup is present on the component based upon the analysis of the sensor signal. A second vibration is imparted to the component to remove the buildup when the buildup has been detected.
B02C 17/18 - Désagrégation au tonneau, c. à d. par des appareils constitués par une cuve où les produits à désagréger sont chargés, avec ou sans éléments particuliers de désagrégation tels que billes ou boulets - Parties constitutives
B02C 23/00 - Procédés auxiliaires, dispositifs auxiliaires ou accessoires spécialement adaptés au broyage ou à la désagrégation non prévus dans les groupes ou non adaptés spécialement aux appareillages couverts par un seul des groupes
B02C 25/00 - Systèmes de commande spécialement adaptés au broyage ou à la désagrégation
B65D 88/66 - Grands réceptacles caractérisés par des moyens pour faciliter le remplissage ou le vidage en empêchant la formation de ponts par des dispositifs à vibration ou à chocs
B65D 90/48 - Aménagements des dispositifs indicateurs ou de mesure
42.
METHOD AND DEVICE FOR DETACHING AN ADHERING CHARGE FROM THE INNER SIDE OF A GRINDING PIPE OF A TUBE MILL
85871043 ABSTRACT In a method for detaching a frozen charge from an inner wall of a grinding tube of a tube mill, a motor of a drive system is operated in a first mode to rotate the grinding tube for grinding. In a second mode, the motor of the drive system is operated to remove the frozen charge from the inner wall of the grinding tube such that operation of the motor to effect a rotational movement of the grinding tube is repeatedly disturbed by a disturbance signal to cause a repeated disturbance within a variable time interval, with the time interval of the repeated disturbance being shortened. Date Recue/Date Received 2020-11-05
B02C 17/18 - Désagrégation au tonneau, c. à d. par des appareils constitués par une cuve où les produits à désagréger sont chargés, avec ou sans éléments particuliers de désagrégation tels que billes ou boulets - Parties constitutives
A system for autonomous generative design in a system having a digital twin graph a requirements distillation tool for receiving requirements documents of a system in human-readable format and importing useful information contained in the requirements documents into the digital twin graph, and a synthesis and analysis tool in communication with the digital twin graph, wherein the synthesis and analysis tool generates a set of design alternatives based on the captured interactions of the user with the design tool and the imported useful information from the requirements documents. The system may include includes a design tool with an observer for capturing interactions of a user with the design tool, In addition to the observer, an insighter in communication with the design tool and with the digital twin graph receives design alternatives from the digital twin graph and present the received design alternatives to a user via design tool.
A method of optimizing an additive manufacturing (AM) process includes receiving at least one design parameter of the AM process, receiving information relating to uncertainty in at least one other parameter of the AM process, performing uncertainty quantification in the optimization processor based on the at least one design parameters and uncertainty information to identify a shape error in an object being produced, updating the at least one design parameter of the AM process and utilizing the updated at least one design parameter in the AM process. A system for optimizing an AM process includes a design processor to produce at least one design parameter for an object to be manufactured, and an optimization processor to receive the at least one design parameter and uncertainty information to identify a shape error in the object to be manufactured and update the design parameters based on the shape error, prior or during the manufacturing process.
G05B 13/02 - Systèmes de commande adaptatifs, c. à d. systèmes se réglant eux-mêmes automatiquement pour obtenir un rendement optimal suivant un critère prédéterminé électriques
G05B 19/4099 - Usinage de surface ou de courbe, fabrication d'objets en trois dimensions 3D, p.ex. fabrication assistée par ordinateur
45.
BURNER TIP FOR FITTING IN A BURNER WITH AIR DUCT SYSTEM AND FUEL CHANNEL SYSTEM AND METHOD FOR THE PRODUCTION THEREOF
The invention relates to a burner tip (19), suitable for use in a pilot burner, e.g. in a gas turbine. The invention further relates to a method for producing the burner tip (19) by an additive production process such as selective laser melting. According to the invention, a part of the wall (25) of the burner tip (19) is made porous with pores or as a space grid, wherein the air can be transported from the air duct through the intermediate spaces in the space grid or the open pores. In this way, the air can cool the material of the burner tip (19) which results in a lesser thermal load. The wall structure (25) can be built up in multiple layers (26, 27, 28) of differing porosity or with a differing grid structure.
F23R 3/28 - Chambres de combustion à combustion continue utilisant des combustibles liquides ou gazeux caractérisées par l'alimentation en combustible
F23D 14/22 - Brûleurs à gaz sans prémélangeur, c. à d. dans lesquels le combustible gazeux est mélangé à l'air de combustion à l'arrivée dans la zone de combustion avec des conduits d'alimentation en air et en gaz séparés, p.ex. avec des conduits disposés parallèlement ou se croisant
The aim of the invention is to create an electrical appliance (2) that can be connected to a high-voltage network in a flexible and cost-effective manner. To this end, a device (1) with a housing (12) filled with an insulating fluid is provided, a high-voltage bushing (16) comprising a high-voltage conductor (15) extending through a bushing insulator (17) being fixed to the housing (12). A cable connection (9) is also provided on the housing (12) in order to connect a high-voltage cable (8). In the housing (12), a jumper (14) surrounded by the insulating liquid produces a direct electrical connection between the cable connection (9) and the high-voltage conductor (15) of the high-voltage bushing (16). According to the invention, the high-voltage bushing is no longer placed in a boiler filled with oil, but is part of a mobile device connected to a winding in said boiler by means of a cable.
H01R 13/53 - Socles ou boîtiers pour dures conditions de service; Socles ou boîtiers avec des moyens pour éviter l'effet couronne ou l'amorçage d'un arc
H02B 5/00 - Postes de transformation d'extérieur; Postes de transformation comportant des installations d'intérieur et d'extérieur
H02G 1/02 - Méthodes ou appareils spécialement adaptés à l'installation, entretien, réparation, ou démontage des câbles ou lignes électriques pour lignes ou câbles aériens
Embodiments include methods, network security computer systems, and computer program products for identifying deviant engineering modifications to programmable logic controllers. Aspects include: collecting, by a network traffic collection device of the network security computer, network traffic data from one or more engineering stations, and storing, by a network traffic data storage device, the network traffic data collected. Each of the engineering stations may include one or more programmable logic controllers. The method also may include: comparing, by a network traffic comparison module, the network traffic data collected, detecting, by an abnormality detection module, any deviant engineering modifications to the programmable logic controllers in the engineering stations; and generating, by an alarming and correction module, one or more reports for the deviant engineering modifications to programmable logic controllers. The alarming and correction module may generate one or more alarms and block any network traffic associated with the deviant engineering modifications.
G05B 19/05 - Automates à logique programmables, p.ex. simulant les interconnexions logiques de signaux d'après des diagrammes en échelle ou des organigrammes
G06F 21/50 - Contrôle des usagers, programmes ou dispositifs de préservation de l’intégrité des plates-formes, p.ex. des processeurs, des micrologiciels ou des systèmes d’exploitation
48.
METHOD AND DEVICE FOR MONITORING AN ENERGY TRANSMISSION DEVICE
A method monitors an energy transmission device, in particular an energy transmission line or an energy distribution network, via which electric current is transmitted at a predefined network frequency. An electrical measurement signal having at least one non-network frequency, i.e. a frequency which differs from the network frequency, or a non-network frequency band, is fed into the energy transmission device at a predefined position thereon. An electrical measured quantity related to the non-network frequency or the non-network frequency band is measured at the predefined position or a different position on the energy transmission device with the formation of at least one measured value or frequency-band-related measured value characteristic. A fault signal is generated if the measured value, the frequency-band-related measured value characteristic, a comparative value or comparative value characteristic formed with the measured value or the measured value characteristic indicates a fault in the energy transmission device.
G01R 31/50 - Test d’appareils, de lignes, de câbles ou de composants électriques pour y déceler la présence de courts-circuits, de continuité, de fuites de courant ou de connexions incorrectes de lignes
H02J 13/00 - Circuits pour pourvoir à l'indication à distance des conditions d'un réseau, p.ex. un enregistrement instantané des conditions d'ouverture ou de fermeture de chaque sectionneur du réseau; Circuits pour pourvoir à la commande à distance des moyens de commutation dans un réseau de distribution d'énergie, p.ex. mise en ou hors circuit de consommateurs de courant par l'utilisation de signaux d'impulsion codés transmis par le réseau
49.
REMOVING FILLING MATERIAL FROM A CAVITY IN A COMPONENT AND APPARATUS FOR PERFORMING SAME
Various embodiments may include a method for removing filling material from a cavity in a manufactured component with a connection from the cavity opening to surroundings of the component, the method comprising: holding the component in a movable mounting; moving the component and at the same time removing the filling material through the connection opening; and executing a computer program with a processor, wherein the computer program instructs the processor to: analyze geometry data of the component including the connection opening; and calculate a necessary positioning of the component, based on the geometry data and gravitational force; and direct the movable mounting through a sequence of movements for moving the component in space to spill the filling material from the cavity through the connection opening out of the component.
B22F 3/105 - Frittage seul en utilisant un courant électrique, un rayonnement laser ou un plasma
B29C 64/153 - Procédés de fabrication additive n’utilisant que des matériaux solides utilisant des couches de poudre avec jonction sélective, p.ex. par frittage ou fusion laser sélectif
B28B 1/00 - Fabrication d'objets façonnés à partir du matériau
A drive device for a working machine for heavy industry, particularly for the raw-materials and mining industry, includes a permanent-magnet-excited motor and a frequency converter, wherein the motor has a rotor and a stator, and wherein the motor is a segment motor, in the case of which the rotor and/or the stator is composed of a plurality of segments, where considerable improvement in the availability of the motor is achieved because the motor has a segmented design, whereby the reliability during operation of the drive device is also increased.
In a method for actuating a motor for starting up a mill containing material to be ground, the motor for triggering sedimentation of the material to be ground in the mill is initially fed by a first inverter. The motor is subsequently disconnected from the first inverter, and in a further step the motor is connected to a first supply which has a first supply voltage. The maximum output voltage of the first inverter is lower than the first supply voltage.
B02C 25/00 - Systèmes de commande spécialement adaptés au broyage ou à la désagrégation
H02P 27/048 - Dispositions ou procédés pour la commande de moteurs à courant alternatif caractérisés par le type de tension d'alimentation utilisant une tension d’alimentation à fréquence variable, p.ex. tension d’alimentation d’onduleurs ou de convertisseurs utilisant une alimentation en courant alternatif pour le circuit rotorique uniquement ou pour le circuit statorique uniquement
H01P 1/30 - Dispositifs de compensation des effets de la température ou de l'humidité ou de protection contre ces effets
A method for starting a grinding tube with an assigned drive device, wherein during the operation of the grinding tube a grinding mode and a charge release mode can be set such that a particularly reliable monitoring of the state of charge located in the grinding tube is ensured, where the grinding tube is rotated and, at a first rotational angle, a first actual torque is detected, a setpoint torque is calculated for a second, relatively large rotational angle based on the first actual torque, an actually occurring, second actual torque is detected when the second rotational angle is reached, an investigation is performed to determine the difference of the second actual torque from the setpoint torque, and the charge release mode of the grinding tube is set when the second actual torque is within the threshold range, otherwise the grinding tube is operated in the grinding mode.
B02C 17/18 - Désagrégation au tonneau, c. à d. par des appareils constitués par une cuve où les produits à désagréger sont chargés, avec ou sans éléments particuliers de désagrégation tels que billes ou boulets - Parties constitutives
A switching device in a vacuum switching tube or for arc quenching in gases. The switching device has an arc-quenching device. There is also described a method for operating a switching device in a vacuum switching tube or in arc quenching in gases, which switching device has an arc-quenching device for medium-voltage, low-voltage and/or high-voltage applications.
CA 03027245 2018-12-11 84862942 ABSTRACT A method of providing an abrasive structure for additive manufacturing includes determining of a design of a portion of a powdery base material and selectively solidifying the portion in a bed of the base material according to the determined design such that an abrasive structure is generated, wherein the abrasive structure is still movable in the bed of the base material. Further, an additively manufactured component has an internal surface with a surface roughness of less than 100 gm, preferably less than 60 gm.
B33Y 80/00 - Produits obtenus par fabrication additive
B29C 64/30 - Opérations ou équipements auxiliaires
B22F 3/105 - Frittage seul en utilisant un courant électrique, un rayonnement laser ou un plasma
B24B 31/00 - Machines ou dispositifs pour polir ou travailler par abrasion des surfaces "au tonneau", ou au moyen d'autres appareils, dans lesquels les pièces à travailler ou les produits abrasifs sont libres; Accessoires à cet effet
B24D 11/00 - Caractéristiques de construction des matériaux abrasifs flexibles; Caractéristiques particulières de la fabrication de ces matériaux
55.
METHOD OF PROCESSING A SURFACE FOR ADDITIVE MANUFACTURING, COMPONENT AND APPARATUS
CA 03027252 2018-12-11 84863047 ABSTRACT A method of processing a surface in additive manufacturing includes assembling a structure for a component by additive manufacturing out of a bed of a powdery base material, such that the structure is provided with an internal surface and a powdery base material covers at least a part of the internal surface, and actuating the base material relatively to the structure such that the internal surface is mechanically processed by the base material.
B33Y 30/00 - Appareils pour la fabrication additive; Leurs parties constitutives ou accessoires à cet effet
B33Y 80/00 - Produits obtenus par fabrication additive
B29C 64/20 - Fabrication additive, c. à d. fabrication d’objets en trois dimensions [3D] par dépôt additif, agglomération additive ou stratification additive, p.ex. par impression en 3D, stéréolithographie ou frittage laser sélectif - Détails ou accessoires à cet effet
B29C 64/30 - Opérations ou équipements auxiliaires
B22F 3/105 - Frittage seul en utilisant un courant électrique, un rayonnement laser ou un plasma
B24B 31/00 - Machines ou dispositifs pour polir ou travailler par abrasion des surfaces "au tonneau", ou au moyen d'autres appareils, dans lesquels les pièces à travailler ou les produits abrasifs sont libres; Accessoires à cet effet
56.
COUPLING ELEMENT FOR AN ELECTRICAL SWITCHING DEVICE HAVING A PULSE MASS ELEMENT
The invention relates to a coupling member (2) for an electrical switching unit, wherein the coupling member (2) comprises a first switching contact (4) for opening and closing an electrical contact having a second switch contact (6), wherein the first switching contact (4) is connected to a drive rod (9) which is mounted such that the drive rod can be moved in translation and which is operatively connected to an actuator (15), which causes a translational movement of the drive rod (9). The invention is characterized in that an impulse mass element (3) is provided, which is coupled by a spring element (5) to the coupling member (2).
A swirler (60) for mixing fuel with air in a combustion engine (10) is disclosed. The swirler (60) comprises a central axis (63), a swirler base (61) comprising an upper surface (62), a central portion (64), a number of main swirler elements (65) and a number of obstruction elements (66). The main swirler elements (65) and the obstruction elements (66) are located at the upper surface (62) of the swirler base (61) and are arranged around the central portion (64). The main swirler elements (65) are forming a number of swirler slots (67) configured for directing a fluid towards the central portion (64). Each swirler slot (67) comprises a slot inlet (68) and a slot outlet (69), wherein the slot outlet (69) is located at a smaller radial distance from the central axis (63) than the swirler inlet (68). Each obstruction element (66) is located at a slot inlet (68) and configured for forming a plurality of flow channels (70, 71) into the swirler slot (67).
The pump systems (pump + driver) used in a pump station are selected based on the type of fluid or batch. The selection is of the more efficient pump systems for that batch. Less efficient pumps are avoided. When a new batch is detected, the selection is performed again for that new batch, which may result in a different combinations of pump systems for a given pump station. If variable speed pump drives are available, the efficiency at the desired speed is used for selection. The cost of energy (utilities) by pump station may alternatively or additionally be used to select the speed or combination of pump systems. The pump station and pipeline operation is optimized for efficiency of pump systems and/or cost of energy (utilities) for the different pump systems based on pipeline inventory and local utilities tariffs.
F17D 1/14 - Transfert des liquides ou des produits visqueux par pompage
F04D 7/04 - Pompes adaptées à la manipulation de liquides particuliers, p.ex. par choix de matériaux spéciaux pour les pompes ou pièces de pompe du type centrifuge les fluides étant visqueux ou non homogènes
F04D 15/00 - Commande, p.ex.régulation de pompes, d'installations ou de systèmes de pompage
F17D 3/00 - Dispositions pour la surveillance ou la commande des opérations de fonctionnement
59.
METHOD FOR PURIFYING AN ASPHALTENE-CONTAINING FUEL
A method for purifying an asphaltene-containing fuel where the asphaltene-containing fuel is supplied to a deasphalting unit in which asphaltene contained in the fuel is separated using a solvent, thereby forming a substantially deasphalted fuel. The solvent is separated from the deasphalted fuel in a solvent recovery unit after a successful separation of the asphaltene from the fuel, and the waste heat of turbine exhaust gas produced in a gas turbine when converting fuel into electricity is used in order to purify the asphaltene-containing fuel. A corresponding device is used for purifying an asphaltene-containing fuel.
C10G 21/00 - Raffinage des huiles d'hydrocarbures, en l'absence d'hydrogène, par extraction au moyen de solvants sélectifs
F02C 1/00 - Ensembles fonctionnels de turbines à gaz caractérisés par l'utilisation de gaz chauds ou de gaz sous pression non chauffés, comme fluide de travail
60.
STATOR SEGMENT FOR A LINEAR MOTOR-BASED TRANSPORT SYSTEM AND TRANSPORT SYSTEM
A stator segment for a linear motor-based transport system is developed to the effect that a transmitter for cyclic transmission of a control data record in a first clock cycle also transmits, in addition to transmitting the control data record, a position value in a clock-synchronized manner, wherein a plurality of positions are available as a sequence with a quantity of elements and an element with an index corresponds to a position, where the transmitter unit is configured such that, upon every first clock cycle, the index is incremented commencing from a starting value and an element is transmitted after the control data record, where the transmitter unit is furthermore configured to transmit all elements in one transmission interval, and where the transmission interval corresponds to a multiple of the first clock cycle.
A sensor with a signal strip, a segment with such a signal strip and a sensor, a linear drive and an installation, wherein the signal strip is assigned in each case to at least one segment, where the signal strip indicates a state of the segment and/or the state of a runner, where the at least one runner is moved by a respective segment, the state is assigned by a sensor assigned to the respective segment and is presented to a user who services the installation, in particular the linear drive of the installation, such the time interval for servicing the installation or the linear drive can be reduced because the operator of the linear drive immediately identifies the state of the respective runner or the respective segment.
A method for ascertaining a position error in a linear drive, a linear drive, a method for operating the linear drive and an installation, wherein the deviation of a respective further runner in relation to a first runner (reference runner) is ascertained to determine the position error, where the discrepancy of the respective sensor is ascertained based on the deviation of the runner, the discrepancy may be ascertained using a reference system, the position error may be established based on the discrepancy of the respective sensor PS and the deviation of the respective runner, and where the position error may serve for the improved positioning, i.e., more precise positioning, of the respective runner on the linear drive or of the segments.
G01M 13/02 - Mécanismes d’engrènement; Mécanismes de transmission
B65G 23/23 - Aménagements ou installations des moteurs d'entraînement de moteurs électriques linéaires
B65G 43/00 - Dispositifs de commande, p.ex. de sécurité, d'alarme ou de correction des erreurs
63.
METHOD, COMPUTER-READABLE DATA CARRIER, COMPUTER PROGRAM, AND SIMULATOR FOR DETERMINING STRESSES AND SHAPE DEVIATIONS IN AN ADDITIVELY PRODUCED CONSTRUCTION
The invention relates to a method for determining production-related shape deviations (.epsilon.l,i) and stresses in a construction (11) produced by means of an additive production method, which construction is produced by solidifying construction material in successive layers (12). The invention further relates to a use of said method to produce corrected production data (19) and to the application of said production data in an additive production system. The invention further relates to a computer-readable data carrier and to a computer program for performing said method and to a simulation in which such a computer program can run. In the method, superlayers (13) are used in order to reduce the computational complexity of the simulation. According to the invention, in order to ensure a simulation result of sufficient accuracy with justifiable computational complexity, effective shrinkage factors (.alpha., or .alpha.l,i) are determined for the solidified construction material in order to calculate the effective thermal shrinkage (.epsilon.l or .epsilon.l,i,) in each superlayer (13).
G06F 30/17 - Conception mécanique paramétrique ou variationnelle
B33Y 50/00 - Acquisition ou traitement de données pour la fabrication additive
G06F 30/23 - Optimisation, vérification ou simulation de l’objet conçu utilisant les méthodes des éléments finis [MEF] ou les méthodes à différences finies [MDF]
The invention relates to a position-determining system for a charging station (100) for a vehicle (200) which is driven at least partially electrically. The invention also relates to such a vehicle (200) and to a system (10) with such a vehicle (200) and a charging station (100). The position-determining system serves to determine a position of a contact interface of the vehicle (200) in relation to a charging interface (150) of the charging station (100). The position-determining system determines the position visually in at least two dimensions. As a result of the at least two-dimensional determination of position, the vehicle is not tied to a predefined route. This increases the reliability of the positioning of the vehicle when it approaches the charging station (100).
B60L 53/37 - Moyens pour l’ajustement automatique ou assisté de la position relative des dispositifs de charge et des véhicules utilisant une détermination optique de la position, p.ex. à l'aide de caméras
65.
A TECHNIQUE FOR IN-SITU ANODE ACTIVATION BY A CATHODE IN AN ALKALINE WATER ELECTROLYTIC CELL
A technique for in-situ anode activation in an electrolytic cell for alkaline water electrolysis is presented. The electrolytic cell includes an anode, a cathode and a diaphragm. At least a part of a surface of the cathode includes an electrically conducting stable material and an anode catalytic material. The anode catalytic material is adapted to be released from the cathode in alkaline water and be deposited at the anode when an electric voltage is applied across the anode and the cathode. The diaphragm is disposed between and separates the anode and the cathode. The diaphragm is gas tight and is permeable to the anode catalytic material. The anode catalytic material is released from the cathode into the electrolyte in the electrolytic cell and is deposited onto the anode thereby reducing overpotential at the anode and thus activating the anode simultaneously as the alkaline water electrolysis is performed.
C25B 11/052 - PROCÉDÉS ÉLECTROLYTIQUES OU ÉLECTROPHORÉTIQUES POUR LA PRODUCTION DE COMPOSÉS ORGANIQUES OU MINÉRAUX, OU DE NON-MÉTAUX; APPAREILLAGES À CET EFFET Électrodes; Leur fabrication non prévue ailleurs caractérisées par le matériau Électrodes comportant des électro-catalyseurs sur un substrat ou un support Électrodes comportant un substrat et un ou plusieurs revêtements électro-catalytiques
C25B 9/19 - Cellules comprenant des électrodes fixes de dimensions stables; Assemblages de leurs éléments de structure avec des diaphragmes
C25B 9/60 - PROCÉDÉS ÉLECTROLYTIQUES OU ÉLECTROPHORÉTIQUES POUR LA PRODUCTION DE COMPOSÉS ORGANIQUES OU MINÉRAUX, OU DE NON-MÉTAUX; APPAREILLAGES À CET EFFET Éléments de structure des cellules; Assemblages d'éléments de structure, p.ex. assemblages d'électrode-diaphragme; Caractéristiques des cellules relatives aux procédés Éléments de structure des cellules
C25B 1/04 - Hydrogène ou oxygène par électrolyse de l'eau
Multi-stage converter having at least one branch which is connected between a positive busbar and a negative busbar, wherein the branch has at least two arms which are connected in series, wherein the arms each comprise a series circuit of a plurality of two-pole submodules having an energy store and a communication connection to a control device of the multi-stage converter, by means of which at least one item of information relating to a state of charge of the energy store and a switching instruction for a switch of the submodule can be transmitted, characterized in that the communication connection is set up as a common communication connection for at least some of the submodules and has a plurality of insulation paths having an insulation capacity of at most 5 kV.
H02M 7/00 - Transformation d'une puissance d'entrée en courant alternatif en une puissance de sortie en courant continu; Transformation d'une puissance d'entrée en courant continu en une puissance de sortie en courant alternatif
H02M 7/483 - Convertisseurs munis de sorties pouvant chacune avoir plus de deux niveaux de tension
67.
METHOD AND EXECUTION ENVIRONMENT FOR THE SECURE EXECUTION OF PROGRAM INSTRUCTIONS
The invention relates to a method (100) for the secure, computer-aided execution of program instructions of an application, comprising the following method steps. The method comprises a step of switching on (110) a learning mode of an execution environment (400). The method comprises a further step of performing (120) the application in the execution environment (400) while the learning mode is switched on, wherein program instructions of the application are performed for a selected predetermined application scenario and the execution environment (400) assigns a first application scenario-specific validity information to the performed program instructions (210, 220, 310, 320). The method comprises a step of switching on (130) a working mode of the execution environment (400), wherein, in the working mode, the execution environment (400) checks the first validity information of the program instructions, and wherein the execution environment (400) executes the program instructions as a function of their validity information.
G06F 21/51 - Contrôle des usagers, programmes ou dispositifs de préservation de l’intégrité des plates-formes, p.ex. des processeurs, des micrologiciels ou des systèmes d’exploitation au stade du chargement de l’application, p.ex. en acceptant, en rejetant, en démarrant ou en inhibant un logiciel exécutable en fonction de l’intégrité ou de la fiabilité de la source
G06F 21/57 - Certification ou préservation de plates-formes informatiques fiables, p.ex. démarrages ou arrêts sécurisés, suivis de version, contrôles de logiciel système, mises à jour sécurisées ou évaluation de vulnérabilité
G06F 9/44 - Dispositions pour exécuter des programmes spécifiques
A wind turbine system (20, 70) is connected to an electrical grid (42) by an inverter (38) that provides turbine terminal voltage (Vt) support to the grid during a grid low voltage fault that is concurrent with a lack of real power production from the generator (30) by providing reactive power to the grid. A processor (46) controls the inverter to preserve a minimum voltage on a local DC bus (34) by stopping the reactive power output when the DC bus voltage drops to a threshold value (59) that is above a low bus voltage trip setpoint (56). An energy storage device (48) such as a battery may be connected to the DC bus to provide power that supports a prolonged ride-through capability during the grid fault.
H02J 3/12 - Circuits pour réseaux principaux ou de distribution, à courant alternatif pour règler la tension dans des réseaux à courant alternatif par changement d'une caractéristique de la charge du réseau
H02J 3/18 - Dispositions pour réglage, élimination ou compensation de puissance réactive dans les réseaux
H02J 3/38 - Dispositions pour l’alimentation en parallèle d’un seul réseau, par plusieurs générateurs, convertisseurs ou transformateurs
69.
SYSTEMS AND METHOD FOR CONTROLLING ELECTRODYNAMIC MACHINES WITH A VARIABLE FREQUENCY DRIVE
Systems and method for controlling an alternating current (AC) electrodynamic machine (390) with a variable frequency drive (VFD) (380) include a control system (300) with a phase-locked-loop (PLL) circuit (382) for providing a stator flux angle signal (338) to the VFD (380), the PLL circuit (382) comprising a proportional integral (PI) regulator (332) providing an output signal (334); and a feedforward generator (350) in communication with the PLL circuit (382), wherein the feedforward generator (350) tracks a stator flux position of the AC electrodynamic machine (390) such that the feedforward generator (350) determines a stator frequency signal (352) based on stator flux signals (308, 310, 312) and supplies the stator frequency signal (352) downstream of the PI regulator (332), and wherein the stator frequency signal (352) is summed with the output signal (334) of the PI regulator (332) to provide a dynamically adapted output signal (335) of the PI regulator (332), and wherein the adapted output signal (335) is used to determine the stator flux angle signal (338).
H02P 27/04 - Dispositions ou procédés pour la commande de moteurs à courant alternatif caractérisés par le type de tension d'alimentation utilisant une tension d’alimentation à fréquence variable, p.ex. tension d’alimentation d’onduleurs ou de convertisseurs
H02P 21/00 - Dispositions ou procédés pour la commande de machines électriques par commande par vecteur, p.ex. par commande de l’orientation du champ
70.
METHOD FOR ACTUATING A HOIST, HOIST AND CONTROL DEVICE FOR ACTUATING A HOIST DRIVE
The invention relates to a method for actuating a hoist (2), in particular for a shaft hoisting system, comprising a drive (4) having an associated control device (6), a cable carrier (8), at least one hoisting cable (10), and at least one hoist container (12, 14) for the vertical transport of transported material. The hoisting cable (10) elongates during loading of the hoist container (12, 14) due to the weight increase of the hoist container (12, 14). During unloading of the hoist container (12, 14), the hoisting cable (10) contracts again. In order to ensure height compensation during loading and unloading of the at least one hoist container, the drive (4) remains activated during loading or unloading and, to compensate for a change to the hoisting cable length, a rotation angle (.alpha.) of the cable carrier (8) is continually adjusted based on a predetermined rotation angle progression.
A component for a fluid flow engine, such as a gas turbine, includes a first side, e.g. a top side and a second side, e.g. a bottom side, wherein the component further includes a mesh of interior channels for guiding a fluid through the component, wherein a fluid inlet being in fluid communication with channels of the mesh is provided at the first side and at the second side, respectively, and wherein the mesh is further arranged and configured such that channels originating from the fluid inlet of the first side and channels originating from the fluid inlet of the second side are interlaced such that a fluid entering the component is at least partly guided according to opposing directions in the mesh.
A multilevel converter includes single phase configurations. A single phase configuration has a first half-bridge (HB) module, a second HB module separated by a first capacitor coupled to a DC link, and a neutral point clamped (NPC) module clamped to the first HB module and the second HB module. Further, the single phase configuration has a first individual switching device and a second individual switching device, the first individual switching device operably connected to the first HB module and the NPC module, and the second individual switching device operably connected to the second HB module and the NPC module. The converter further includes a power output assembly comprising multiple phases and providing multiple-phase alternating (AC) power, wherein the single phase configuration supplies power to one of the multiple phases of the power output assembly.
A multilevel converter (10) includes a power supply assembly with a plurality of phases (U, V, W), and a power cell assembly with first power cells (12) and second power cells (12). The first power cells (12) and second power cells (12) have a same topology and a same current rating, and supply power to the plurality of phases (U, V, W) of the power supply assembly. Each phase of the plurality of phases (U, V, W) includes a first power cell (12) and a second power cell (12) of the power cell assembly, voltage ratings of the first power cells (12) and the second power cells (12) being different. Furthermore, a method for controlling a multilevel converter (10) and an electric drive system (1) comprising a multilevel converter (10) are disclosed.
H02M 1/12 - Dispositions de réduction des harmoniques d'une entrée ou d'une sortie en courant alternatif
H02M 7/49 - Combinaison des formes de tension de sortie d'une pluralité de convertisseurs
H02M 7/501 - Transformation d'une puissance d'entrée en courant continu en une puissance de sortie en courant alternatif sans possibilité de réversibilité par convertisseurs statiques utilisant des tubes à décharge avec électrode de commande ou des dispositifs à semi-conducteurs avec électrode de commande les tensions de sortie sinusoïdales étant obtenues par la combinaison de plusieurs impulsions de tension d'amplitude et de largeur différentes
H02M 7/5395 - Transformation d'une puissance d'entrée en courant continu en une puissance de sortie en courant alternatif sans possibilité de réversibilité par convertisseurs statiques utilisant des tubes à décharge avec électrode de commande ou des dispositifs à semi-conducteurs avec électrode de commande utilisant des dispositifs du type triode ou transistor exigeant l'application continue d'un signal de commande utilisant uniquement des dispositifs à semi-conducteurs, p.ex. onduleurs à impulsions à un seul commutateur avec commande automatique de la forme d'onde ou de la fréquence de sortie par modulation de largeur d'impulsions
74.
CAMERA SYSTEM FOR GAS-INSULATED SWITCHGEAR SYSTEMS
A camera system for gas-insulated switchgear systems, includes a front plate of the gas-insulated switchgear system having two front-plate connections, a central unit, and at least one camera in a camera housing or in respective camera housings. The line between the front-plate connections and the at least one camera is branched in the shape of a Y and the data communication and the current and voltage supply of the central unit occur via a common connection.
The present technique presents a method and a system for modifying a surface of a substrate. The method includes a step of abrasive blasting of a part of the surface of the substrate. In the abrasive blasting an abrasive media is provided to the part of the surface. The abrasive media is carried to the part by a first carrier. The abrasive media collides with the part of the surface and causes abrasion to the part of the surface. In the method the first carrier includes steam. The steam of the first carrier heats the part of the surface.
B24C 1/00 - Méthodes d'utilisation de jet abrasif en vue d'effectuer un travail déterminé; Utilisation d'équipements auxiliaires liés à ces méthodes
B24C 7/00 - Equipement d'alimentation en matériau abrasif; Commande de l'écoulement de la composition ou des autres caractéristiques physiques du jet abrasif
A data transmission cable which can be fabricated includes a plurality of pairs of cores that each comprise a pair of twisted together cores, a central filler which is surrounded by the pairs of cores and bears against the pairs of cores, where the pairs of cores are aligned with one another via the central filler, and a plurality of bundles of filler threads are also arranged equidistantly in the circumferential direction around the pairs of cores, and where each bundle of filler threads is arranged to bear against two pairs of cores that are respectively adjacent to one another such that the pairs of cores are affixed to one another firstly by the central filler and secondly by the bundles of filler threads.
H01B 11/06 - Câbles à paires ou quartes torsadées pourvus de moyens propres à réduire les effets de perturbations électromagnétiques ou électrostatiques, p.ex. écrans
77.
MODULAR CONTROL DEVICE OF AN INDUSTRIAL AUTOMATION SYSTEM, AND METHOD FOR CONFIGURING THE MODULAR CONTROL DEVICE
A method in which first routers have an extended router function for a connection to a superordinate communication network, wherein second routers include a restricted router function for a connection to a subordinate field level subnetwork, where when further first routers are present, the router configuration units of the first routers each use priority values to check which first router has the highest priority value associated with it, where the first router having the highest priority value is configured as a superordinate router for a connection to a superordinate communication network so as to configure a modular control device of an industrial automation system that includes a central unit and at least one communication module that includes a respective integrated router, where router configuration units of the first routers detect available router functions and associated priority values of other routers.
84193105 ABSTRACT A switching contact of a vacuum interrupter including support bodies is disclosed, including an additional support body which has the shape of a truncated cone or of a hollow truncated cone or of a partially hollow truncated cone. The additional support body is offset from a first location or region on the bottom of the contact carrier, located in the notional extension of the contact rod and inside the contact carrier, to a second location or region, located on the side of the contact plate facing the contact carrier and on the outer edge of the contact plate in relation to the first region; The structure and placement of the supporting bodies prevents both sinking of the contact disks and untwisting of coil segments. CA 2997640 2019-07-10
A printed circuit board (PCB) power cell (100) for arranging in a multi-cell power supply (500) includes a housing assembly (102) with a multiple section housing (104, 106), and a PCB assembly (120) positioned within the housing assembly (102), wherein the housing assembly (102) and the PCB assembly (120) are configured to provide an integrated voltage isolation of the power cell (100) which supports an output voltage of the multi-cell power supply (500). Furthermore, a multi-cell power supply (500) including a PCB power cell (100) with isolation is described.
H02M 7/00 - Transformation d'une puissance d'entrée en courant alternatif en une puissance de sortie en courant continu; Transformation d'une puissance d'entrée en courant continu en une puissance de sortie en courant alternatif
H02M 7/483 - Convertisseurs munis de sorties pouvant chacune avoir plus de deux niveaux de tension
80.
DRIVE FOR A BELT CONVEYOR SYSTEM, METHOD FOR MOUNTING A DRIVE ON A BELT CONVEYOR SYSTEM, AND BELT CONVEYOR SYSTEM
A drive for a belt conveyor system includes a permanently excited synchronous motor having a stator and a rotor, wherein a gap size is formed between the rotor and the stator, and a holding device is provided, which is secured to the stator via a first securing device and to the rotor via a second securing device in order to provide secure assembly of the drive, such that the gap size is maintained, where the first securing device and/or the second securing device are detachably formed, such that an uninterrupted operation of the belt conveyor system is guaranteed.
A pump system includes an interface detection meter (380) arranged at a pipeline assembly (350), a drive assembly (322, 324) for controlling speed of a pump (302, 304, 306, 308) arranged at the pipeline assembly (350), a discharge pressure control assembly and/or flow control assembly for controlling discharge pressure of the pump system, and a control assembly (382, 384, 386, 388, 390, 392, 396) operably coupled to the drive assembly (322, 324) and/or the discharge pressure control assembly and/or the flow control assembly. A logic control (382) of the control assembly (382, 384, 386, 388, 390, 392, 396) receives fluid data provided by the interface detection meter (380), and forwards the fluid data for calculating speed set points for the drive assembly (322, 324) and/or discharge pressure control parameter and/or set points for the discharge pressure control assembly, and/or flow rate control set points for the flow control assembly.
The invention relates to a switch, in particular a grounding switch (1), for quickly establishing a ground connection and for extinguishing an arc fault for a switching system, wherein the grounding switch (1) has at least one fixed contact (8) having a first cable feed (8'), a moving contact (17), a contact guide (5) having a second cable feed (22, 23), a mechanical energy store (4, 24), in the opened state, an insulating distance between the fixed contact (8) and the moving contact (17), wherein the insulating distance is filled with insulation liquid (30), at least in part, a triggering device (19, 19a, 19b) and a locking mechanism.
H01H 31/00 - Interrupteurs à coupure dans l'air pour haute tension sans moyen d'extinction ou de prévention des arcs
H01H 31/32 - Interrupteurs à coupure dans l'air pour haute tension sans moyen d'extinction ou de prévention des arcs avec contact mobile demeurant électriquement connecté à une ligne en position d'ouverture de l'interrupteur avec contact à déplacement rectiligne
83.
APPARATUS AND PROCESS FOR SEPARATING ASPHALTENES FROM AN OIL-CONTAINING FUEL
An apparatus for separation of asphaltenes from an oil-containing fuel, has a mixing element for intensive mixing of the oil-containing fuel with a solvent to form a solution supersaturated with asphaltenes, a vessel for reducing the oversaturation by depositing the asphaltenes out of the supersaturated solution, a growth zone formed within the vessel for growth of asphaltene particles present via the asphaltenes separated out of the supersaturated solution, and a classifying unit connected in terms of flow to the vessel for separation of the asphaltene particles grown in the growth zone in terms of their particle size, wherein the vessel is formed and set up such that a stream containing asphaltene particles circulates between the mixing element and the growth zone of the vessel. A corresponding process has a stream containing asphaltene particles that circulates between the mixing element and the growth zone of the vessel.
The present disclosure relates to manufacturing methods. The teachings thereof may be used to manufacture a component in which the component is applied by thermal spraying with a coating jet carrying building material. For example, a method for manufacturing a component may include: producing a mold for the component layer-by-layer on a building platform using a generative process incorporating data describing the mold; building the component in the mold by filling the mold with a building material using thermal spraying with a coating jet; and removing the mold from the component.
Conductive elements (104A-C) are positioned within a housing (100) of an electric device. The conductive elements (104A-C) are arranged such that in an event of an electric arc (106) occurring between the conductive elements (104A-C) an electromagnetic force is exerted upon plasma of the electric arc (106) such that the electric arc (106) is directed towards a wall (108) of the housing (100). Furthermore, a conductor configuration (102) includes conductors (104A, 104B, 104C) and sacrificial electrodes (118A-C) positioned within a housing (100) of an electric device, wherein the conductors (104A-C) are arranged such that in an event of an electric arc (106) occurring between the conductors (104A-C) an electromagnetic force is exerted upon plasma of the electric arc (106) such that the electric arc (106) is directed towards the sacrificial electrodes (118A-C).
The present disclosure relates to coating a carrier component by means of cold gas dynamic spraying. For example, a method for coating a carrier component may include: laying a mask with an opening on the component; depositing a material through the opening to completely fill up the mask opening; removing any material located above the upper side to form a flat surface even with the upper side of the mask; laying a second mask on the first mask; depositing the material again; removing any deposited material located above the upper side of the second mask to form a flat surface even with the upper side of the second mask; repeating layers of additional masks and material deposition until the deposited material reaches a required thickness on the carrier component; and after completion of the coating to the required thickness, removing the masks.
H02G 1/06 - Méthodes ou appareils spécialement adaptés à l'installation, entretien, réparation, ou démontage des câbles ou lignes électriques pour poser les câbles, p.ex. appareils de pose sur véhicule
88.
COOLING DEVICE FOR COOLING A HIGH POLE-COUNT ROTOR
Disclosed is a cooling device for cooling a rotor 1, which is rotatably mounted about an axis of rotation 2, of an electric machine, wherein the rotor 1 is supported by a central rotor shaft 3 and comprises a hollow space 5 in the interior of the rotor shaft 3 for receiving coolant 6. The cooling device has at least one first coolant line 7a that extends radially outwardly from the hollow space 5 and a ring-shaped first distribution line 11a that is fluidically connected to the hollow space via the first coolant line 7a. Also disclosed are a rotor of an electric machine comprising such a cooling device and such an electric machine.
H02K 55/04 - Machines dynamo-électriques comportant des enroulements qui fonctionnent à des températures cryogéniques du type synchrone avec des enroulements à champ tournant
H02K 1/32 - Parties tournantes du circuit magnétique avec des canaux ou des conduits pour l'écoulement d'un agent de refroidissement
H02K 3/24 - Enroulements caractérisés par la configuration, la forme ou le genre de construction du conducteur, p.ex. avec des conducteurs en barre avec des canaux ou des conduits pour un agent de refroidissement entre les conducteurs
The invention relates to a method and to a safety brake for a lifting device, wherein a solenoid or another electromechanical actuator (A) is used to actuate a pawl (SK), wherein the position of the pawl (SK) is monitored by means of at least two switches or sensors (S1, S2), and wherein, by means of a safety-oriented controller and at least one sensor, the lowering motion of the load or of the lifting device is monitored and the safety brake is triggered in the event of a fault. The solenoid or the pawl (SK) is arranged in such a way that, by means of spring force and/or gravity, the pawl is brought into engagement when the actuator, for example the solenoid, is deenergized. By means of said safety brake, it is possible to exactly define and monitor the limit speed, upon the exceedance of which the safety brake should be triggered. By using the two sensors (S1, S2), e.g., switches, it is also possible, by means of the controller, to monitor the function and the motion of the pawl and to detect undesired operating states, for example in the cases in which the safety brake is engaged and the drive of the lifting device would like to lower the load further.
A device for regulating a burner system with at least one burner and at least one ionization electrode that lies in a flame of the at least one burner when the burner system is operating. The regulation device is configured to (a) set an air volume flow rate of the burner system, (b) record an ionization current based on the ionization electrode(s), (c) store, in memory, pairs of air volume flow rate of the burner system and ionization current, (d) form a difference between the reciprocal value of a first ionization current for a first air volume flow rate and a reciprocal value of a second ionization current recorded prior to the first ionization current and associated with the first air volume flow rate and (e) calculate the value of a displaced ionization current as the sum of this difference and of the reciprocal value of a further ionization current.
The invention relates to a coupling element for an electric switching device, in particular a vacuum switching tube, wherein the coupling element (10) comprises a first switching contact (1) for opening and closing an electric contact by means a second switch contact (2). The coupling element (10) according to the invention has an oblong winding body (3) having two ends (301, 302) which are opposite in the longitudinal direction of the longitudinal axis thereof, wherein the first switch contact (1) is arranged on one end. The coupling element (10) furthermore comprises a rotation body (4) through which the winding body (3) extends and which is provided for coupling to a drive in order to carry out a rotation movement by means of the drive, wherein the rotation body (4) comprises two sides (404, 405), of which one faces one end (301) of the winding body (3) and the other faces the other end (302) of the winding body (3). The rotation body (4) is rotatably mounted on the winding body (3) and the winding body (3) is guided in a linear manner such that the winding body is not rotatable about the longitudinal axis thereof, but can be moved in the longitudinal direction thereof relative to the rotation body (4). A plurality of wires (6, 6') is arranged between the rotation body (4) and the winding body (3) on one or both sides (404, 405) of the rotation body such that, via opposing rotation movements of the rotation body (4), a winding and unwinding of the wire(s) (6, 6') is caused on the winding body (3) and, as a result, the winding body (3) is moved in the longitudinal direction thereof relative to the rotation body (4) to open and close the electric contact of the first switch contact (1) by means of the second switch contact (2).
An apparatus for monitoring of a pump includes a control module, and an error detection unit, wherein a support vector machine based module is provided that receives an estimated output quantity data value from the control module, processes the estimated output quantity data value to provide a processed estimated output quantity data value via the support vector machine, and supplies the processed estimated output quantity data value to the error detection unit instead of the estimated output quantity data value of the control module.
An apparatus for monitoring of a device including a moveable part, especially a rotating device, wherein the apparatus includes a control module which receives a measured vibration signal of the device provided by a sensor connected to the device, provides a spectrum of the measured vibration signal, pre-processes the spectrum to determine base frequencies and side frequencies, where the base frequencies are frequencies having peak powers corresponding to eigen frequencies of the device or faulty frequencies and the side frequencies correspond to other frequencies, where the control module additionally processes the base and side frequencies by applying separately a one-class classification on the base and side frequencies, combines the results of the one-class classifications to obtain a classification signal representing a confidence level, and outputs a decision support signal based on the classification signal, where the decision support signal indicates an error status of the monitored device.
G01M 13/045 - Analyse acoustique ou des vibrations
94.
SPACER MEANS FOR BUSBARS WHICH ARE ARRANGED IN A HOUSING OF A MODULE OF A BUSBAR SYSTEM, MODULE HAVING CORRESPONDING SPACER MEANS, AND BUSBAR SYSTEM HAVING A PLURALITY OF CORRESPONDING MODULES
The invention relates to a spacer means (6a) for busbars (3) which are arranged in a housing (2) of a module (1) of a busbar system, which busbars each run parallel in relation to one another, are spaced apart with the aid of electrically insulating spacer elements (10), are held together with the aid of clamping elements (5b) which run transversely through the busbars (3) and the spacer elements (10), and the busbar ends (3a, 3b) of which busbars project, at the end, out of the housing (2), wherein a plurality of modules (1) of the busbar system are each arranged one behind the other in the longitudinal direction and are electrically connected to one another. The technically simple spacer means proposed is a frame (6) which is arranged transversely in relation to the longitudinal extent in the housing (2) and in which a passage opening (9) is formed, the busbars (3) running through said passage opening and leaving a space (A, B, C), wherein the ends of the clamping element (5b) are fastened to the frame (6) on both sides of the passage opening (9), and having a supporting element (22) which is arranged on the outer contour of the frame (6) and, when it makes contact with the immediately opposite inner face of the housing (2), can be moved in the direction of the longitudinal extent in the housing (2). The invention further relates to a corresponding module (1) and to a corresponding busbar system.
The invention relates to a busbar system which is relatively easy to install and in particularly suitable for a wind tower of a wind turbine, comprising a plurality of bar modules (1, 1a, 1b) arranged one behind the other and connected to each other via clamping brackets (9), wherein each bar module (1, 1a, 1b) has a plurality of busbars (3) which are arranged parallel to each other at a distance (A) and which have open recesses (4a, 4b) on one side at both ends (3a, 3b), said recesses running on one end (3b) of the bar module (1, 1a, 1b) in the longitudinal extension and on the other end (3a) transversely to the longitudinal extension, wherein in order to electrically connect two bar modules (1, 1a, 1b), the bar module end (3b) comprising the recesses (4b) running in a longitudinal extension is inserted into the clamping bracket (9) and the bar module end (3a) with the recesses (4a) running transversely to the longitudinal extension is suspended on the opposite side in the clamping bracket (9), wherein each of the busbars (3) of the one bar module (1, 1a, 1b) rests laterally against a busbar (3) of the other bar module (1, 1a, 1b) and wherein the recesses (4a, 4b), as viewed from the side, form a through-opening (7a), through which a tensioning element (7b) supported on the clamping bracket (9) runs, which presses together the sides (3c, 3d) of the busbars (3) which rest against each other.
The invention relates to a method for operating an electrical switching device (1). The invention further relates to such an electrical switching device (1). In order to ensure reliable operation of an electrical switching device (1) having parallel switching paths (4, 5, 6) allocated to a phase (18, 19, 20), which have lower switching capacity in comparison to conventional parallel switching paths, according to the invention, the zero current crossings (31, 32) in said phase (18, 19, 20) are detected and at least one switching mechanism (3), which is operatively connected to the switching paths (4, 5, 6), is actuated so that all parallel switching paths (4, 5, 6) allocated to said phase (18, 19, 20) open within a window of time (21, 22, 23, 24) which is in said phase (18, 19, 20) relative to the zero current crossings (31, 32).
H01H 9/56 - Circuits non adaptés à une application particulière du dispositif de commutation non prévus ailleurs pour assurer le fonctionnement de l'interrupteur en un point déterminé de la période du courant alternatif
H01H 33/66 - Interrupteurs dans lesquels la coupure s'effectue dans le vide
97.
ELECTRICAL COMPONENT HAVING AN ELECTRICALLY CONDUCTIVE CENTRAL ELEMENT
An electrical component may include an electrically conductive element and electrical insulation that at least partially surrounds the element and without contact. A heat pipe may be surrounded by the insulation at least at one end and may partially protrude from the insulation, wherein the part of the heat pipe protruding from the insulation protrudes closer to the central element than the insulation.
Subject matter of the invention is turbomachine which comprises a stator with at least one stator component and a ro - tor with at least one rotatable rotor component. The stator component defines at least one wall of a cooling cavity with a high pres - sure area of the turbomachine and the stator and the rotor defining a working media fluid path, the working media fluid path being in a low pressure area of the turbomachine, whereby a pressure of the low pressure area is lower than a pressure of the high pressure area and the low pressure area and the high pressure area are separated by a sealing ring, the sealing ring being an annular ring with a diaphragm at an inner end of the annular ring. Preferably, the turbomachine is a gas turbine.
A rotary machine, e.g., a synchronous machine, may include cold superconducting windings arranged in a warm soft-magnetic rotor body. Two adjacent windings may be arranged between every two adjacent soft-magnetic pole bodies and fastened by support elements in a common pair of vacuum containers in order to achieve thermal insulation. The two windings may be isothermally interconnected at their mutually facing sides by at least one common support and/or traction element.
H02K 55/04 - Machines dynamo-électriques comportant des enroulements qui fonctionnent à des températures cryogéniques du type synchrone avec des enroulements à champ tournant
100.
ELECTRIC SWITCH HAVING AN ELECTROMAGNETIC ACTUATOR
The invention relates, inter alia, to a method for operating an electric switch (20) having at least one movable switch contact, which is moved by a movable armature (60) of an electromagnetic actuator (10) in order to switch the switch (20) on and off, a spring device (40) being arranged between the movable switch contact and the armature (60) and, in order to move the armature (60) from a predefined starting position (Xa), in which the switch contacts are open, to a predefined armature end position (Xe), in which the switch contacts are closed and spring energy is stored in the spring device (40), a magnetic flux being generated in an exciter winding (80) of the actuator (10) by an exciter current (I(t)) being fed into the exciter winding (80). According to the invention and taking into account a position data set (POS) which specifies the respective armature position as a function of magnetomotive values and flux values, an armature position ¨ called the contact strike armature position (Xc) below ¨ is determined at which the switch contacts meet each other during the closing operation, before the armature (60) reaches the armature end position (Xe).
H01H 3/28 - Dispositions comportant une énergie à l'intérieur de l'interrupteur pour actionner le mécanisme d'entraînement utilisant un électro-aimant
H01F 7/18 - Circuits en vue d'obtenir des caractéristiques de fonctionnement souhaitées, p.ex. pour un fonctionnement lent, pour l'excitation successive des enroulements, pour l'excitation à grande vitesse des enroulements
brevets
