Abstract: An electrical circuit for a vehicle high-voltage network, the network including two electrical stores. The circuit includes first and second connection points for electrical connection to a load and/or charging device, a first switch between a first pole connector, for electrical contacting a first pole of a first electrical store, and the first connection point, a second switch between a second pole connector, for electrical contacting a second pole of a second electrical store, and the second connection point, a third switch between the first pole connector and a third pole connector, for electrical contacting a first pole of the second electrical store, and a fourth switch between the second pole connector and a fourth pole connector, for electrical contacting a second pole of the first electrical store. The switches are switchable between connecting and separating states. The first and/or second switches galvanically separate in the separating state.

Abstract: The invention relates to an energy transfer system for the wireless transfer of energy, having a transmitter unit and a receiver unit separate therefrom, wherein the transmitter unit has a primary coil that is able to be supplied with a supply voltage, and wherein the receiver unit has a secondary coil to which an energy sink is connected via a rectifier, wherein the receiver unit is configured so as to detect a fault case in an energy flow from the secondary coil to the energy sink and, in the fault case, to execute a fault mode (F) having at least one operating parameter (Iout) of the receiver unit that is preferably in a range outside the given specification (B), and in that the transmitter unit is configured so as to recognize the fault mode (F) of the receiver unit and to perform a fault response (N) in response.

Abstract: A method is disclosed for operating a technical apparatus with an electronic converter controlled a control signal. A control signal profile is provided with which the electronic converter is to be operated. A predicted control signal profile is predicted based on the provided control signal profile. The predicted control signal profile is a predicted future profile of the control signal. A modified control signal profile of is obtained by modifying the provided control signal profile using a trainable, data-based control signal model. The control signal model is trained to determine the modified control signal profile based on the provided control signal profile and the predicted control signal profile. The electronic converter is operated using the modified control signal profile.

Abstract: The invention relates to a transmitter unit (12) comprising a housing (20), a transmitter coil (18) arranged in the housing (20) for inductively transferring electrical energy to a receiver unit (14) which is provided with a receiver coil (16) and is arranged in the tissue (2) of the body (1) of a patient when the housing (20) having a contact surface (22) is placed on the body (1), and comprising a control device (30) for controlling the operation of the transmitter coil (18). According to the invention, a temperature sensor (26) is provided in the transmitter unit for determining a heating of the tissue (2) of the body (1) caused by the inductive transfer of electrical energy to the receiver unit (14).

Abstract: The invention relates to a device (10) for inductive energy transmission into a human body (1), having a transmitter coil (24) and/or a receiver coil (14) having a first magnetic core (26) and a resonance or choke coil (16, 34) having a second magnetic core (32), wherein the first magnetic core (26) forms a part of the second magnetic core (32).

Abstract: The invention relates to a transmitter unit (12) comprising a housing (20), a transmitter coil (18) arranged in the housing (20) for inductively transferring electrical energy to a receiver unit (14) which is provided with a receiver coil (16) and is arranged in the tissue (2) of the body (1) of a patient when the housing (20) having a contact surface (22) is placed on the body (1), and comprising a control device (30) for controlling the operation of the transmitter coil (18). According to the invention, a temperature sensor (26) is provided in the transmitter unit for determining a heating of the tissue (2) of the body (1) caused by the inductive transfer of electrical energy to the receiver unit (14).

Abstract: An electric circuit (3) for a high-voltage network (2) of a vehicle. The high-voltage network (2) includes at least two electrical energy stores and one main electrical consumer. The electric circuit includes a first switching unit electrically connected to first and second pole connectors, and a second switching unit electrically connected to third and fourth pole connectors, and a third switching unit electrically connected to the third pole connector and the second pole connector. A fourth switching unit is connected to the first pole connector and a first consumer connection. A fifth switching unit is electrically connected to the fourth pole connector and a second consumer connection (23). The switching units are switchable between an electrically connecting and disconnecting states, and the fourth switching unit (12) and/or the fifth switching unit (13) are designed to be galvanically isolating in the electrically disconnecting state.

Abstract: An electric circuit for a high-voltage network of a vehicle. The high-voltage network includes at least two electrical energy stores. The electric circuit includes at least one first switching unit, one second switching unit, and one third switching unit electrically connected to the poles of the electrical energy stores and allowing a parallel and a series connection between the two electrical energy stores. The electric circuit includes at least one fourth switching unit and one fifth switching unit electrically connected to one pole connector each and to one consumer connection. The consumer connection is makes electrical contact with an electrical consumer or a charging unit. The switching units are switchable between an electrically disconnecting and connecting states. The fourth and fifth switching units are galvanically isolating in an electrically disconnecting state. The first switching unit, the second switching unit, and the third switching unit are designed as semiconductor components.

Abstract: An electric circuit for a high-voltage network of a vehicle. the high-voltage network includes at least two electrical energy stores. The electric circuit includes a first and second connection points, which are configured for electrical connection to a consumer (19) and/or a charger (21). A first switching unit is arranged between a first pole connector and the first connection point. A second switching unit is arranged between a second pole connector and the second connection point. A third switching unit is arranged between the first connection point and a third pole connector, and a fourth switching unit is arranged between the second connection point and a fourth pole connector. The first switching unit and/or the second switching unit are designed to be galvanically isolating in an electrically disconnecting state, and the third and fourth switching units are embodied as semiconductor components.

Abstract: The invention relates to a device (10) for inductive energy transmission into a human body (1), having a transmitter coil (24) and/or a receiver coil (14) having a first magnetic core (26) and a resonance or choke coil (16, 34) having a second magnetic core (32), wherein the first magnetic core (26) forms a part of the second magnetic core (32).

Abstract: The invention relates to an energy transfer system (300) for wireless energy transfer with a transmitter unit (100) and a receiver unit (200) separate from the transmitter unit, wherein the transmitter unit (100) has a primary coil (L1) that can be supplied with a predetermined supply voltage (Uv), and wherein the receiver unit (200) has a secondary coil (L2) to which a DC link capacitor (Cz) is connected by a rectifier (210). According to the invention, the energy transfer system (300) comprises a device (230) designed to determine a value of a DC link voltage (Uz) applied on the DC link capacitor (Cz) when the supply voltage (Uv) is applied on the primary coil (L1), and a device (240) designed to perform at least one predetermined function based on the determined value of the DC link voltage (Uz) or a variable (K) derived therefrom.

Abstract: The invention relates to a device (10) for inductive energy transmission into a human body (1), having a transmitter coil (24) and/or a receiver coil (14) having a first magnetic core (26) and a resonance or choke coil (16, 34) having a second magnetic core (32), wherein the first magnetic core (26) forms a part of the second magnetic core (32).

Abstract: A method is disclosed for operating a technical apparatus with an electronic converter controlled a control signal. A control signal profile is provided with which the electronic converter is to be operated. A predicted control signal profile is predicted based on the provided control signal profile. The predicted control signal profile is a predicted future profile of the control signal. A modified control signal profile of is obtained by modifying the provided control signal profile using a trainable, data-based control signal model. The control signal model is trained to determine the modified control signal profile based on the provided control signal profile and the predicted control signal profile. The electronic converter is operated using the modified control signal profile.

Abstract: The invention firstly relates to a receiver unit (200), configured to interact for wireless energy transfer with a transmitter unit (100) separate from the receiving unit, said transmitter unit (100) comprising a primary coil (L1) that can be supplied with a supply voltage (UV), wherein the receiver unit (200) comprises a secondary coil (L2) to which a DC link capacitor (CZ) and an energy storage unit (220) are connected by a power converter (210). According to the invention, the receiver unit (200) contains a device (240) for actuating the power converter (210) when a voltage is applied on the DC link capacitor (CZ) for supplying an alternating current (I) flowing through the secondary coil (L2) by actuating the power converter (210) to generate an energy pulse (EP).

Abstract: The invention relates to a device (10; 10a) for inductive energy transfer into a human body (1), having a transmitter unit (11) with a housing (12), in which at least one transmitter coil (14) is arranged, wherein the housing (12) comprises a contact surface (23), which is configured in order to be brought into surface contact with the body (1), and a receiver unit (20) that can be positioned in the body (1) with a receiver coil (21), wherein a heat-insulating element (26) and a heat-conducting element (30; 30a) are arranged between the transmitter coil (14) and the body.

Abstract: The invention relates to an energy transfer system for the wireless transfer of energy, having a transmitter unit and a receiver unit separate therefrom, wherein the transmitter unit has a primary coil that is able to be supplied with a supply voltage, and wherein the receiver unit has a secondary coil to which an energy sink is connected via a rectifier, wherein the receiver unit is configured so as to detect a fault case in an energy flow from the secondary coil to the energy sink and, in the fault case, to execute a fault mode (F) having at least one operating parameter (Iout) of the receiver unit that is preferably in a range outside the given specification (B), and in that the transmitter unit is configured so as to recognize the fault mode (F) of the receiver unit and to perform a fault response (N) in response.

Abstract: The invention relates to a transmitter unit (12) comprising a housing (20), a transmitter coil (18) arranged in the housing (20) for inductively transferring electrical energy to a receiver unit (14) which is provided with a receiver coil (16) and is arranged in the tissue (2) of the body (1) of a patient when the housing (20) having a contact surface (22) is placed on the body (1), and comprising a control device (30) for controlling the operation of the transmitter coil (18). According to the invention, a temperature sensor (26) is provided in the transmitter unit for determining a heating of the tissue (2) of the body (1) caused by the inductive transfer of electrical energy to the receiver unit (14).

Abstract: The invention relates to a receiver unit (200), which is configured to cooperate with a transmitter unit (100) separate from the receiver unit for the wireless transfer of energy, said transmitter unit (100) comprising a primary coil (L1), which can be supplied with a supply voltage (UV), wherein the receiver unit (200) comprises a secondary coil (L2), to which a first intermediate circuit capacitor (CZ,1) is connected via a rectifier (210), and a power unit (240), to which a consumer (225) and/or an energy store (220) are connected, wherein the receiver unit (200) comprises a second intermediate circuit capacitor (CZ,2), to which the power unit (240) is connected, wherein the first intermediate circuit capacitor (CZ,1) and the second intermediate circuit capacitor (CZ,2) are connected to one another in a separable manner via a switch (S7), and wherein the receiver unit (200) comprises an auxiliary supply unit (250), which is connected to the rectifier (210) for the purpose of voltage supply and which is conf

Abstract: The invention relates to a device (Iü) for inductive energy transfer into a human body (l), having a transmitting unit (23), which has a transmitting coil (25), wherein the transmitting coil (25) has a coil winding (26). According to the invention, the carrier element (32) is a flexible structure which extends in a planar manner and c an be adapted to a body contour, and the coil winding (26) of the transmitting coil (25) is fixed to the carrier element (32).

Abstract: For controlling a cooling device with limited power during the cooling of an apparatus which generates waste heat to a variable extent over each of a plurality of operating periods, a maximum temperature is defined individually for different operating periods from among the operating periods such that a maximum power of the cooling device that occurs upon the control of the power of the cooling device, in order to limit a detected actual temperature (actT) of the apparatus to the defined maximum temperature, during the respective operating period complies with a predefined power of the cooling device.