Abstract: A fault protection device for an inductive charging system, the device including an input terminal, a storage device for electrical energy, and an input safety device disposed between the input terminal and the storage device, wherein the input safety device has at least one safety element selected from the group of safety elements consisting of a residual current device (RCD), at least one safety switch, and a discharging element.

Abstract: A compensation device and a method of determining a correction value in a primary-side charging plate during the measurement of energy for a secondary charging plate, the method including: selecting at least one component that has an error or loss in the primary-side charging plate, wherein the at least one component that has an error or loss is influenced by at least one error or loss selected from the group of errors consisting of a measurement error (PGA,err) with respect to a comparison value, an intrinsic loss (Pintr), and a measurement loss (PMVA,err) of the secondary charging plate; determining an overall correction factor of the respective measurement errors or losses of the at least one component that has an error or loss; determining an overall correction factor and writing the overall correction factor as a correction value to a storage unit of the primary-side charging plate.

Abstract: A vehicle charging device for inductively charging an energy accumulator of a vehicle, the vehicle charging device comprising an interface for receiving electric power, a first section comprising at least a coil, a second section comprising power electronics configured to convert the electric power received with the interface to a defined AC current, and a cooling system comprising a fluid accelerator, a fluid inlet, and a fluid outlet, the cooling system configured for cooling the vehicle charging device with a fluid, wherein the first section and the second section are spatially separated, wherein the cooling system includes a first cooling path in the first section and a second cooling path in the second section, the fluid inlet in the first section and the fluid outlet in the second section, and wherein the fluid accelerator is configured for transporting the fluid from the first cooling path to the second cooling path.

Abstract: Powertrain, including an inverter unit, inverter housing, electric motor, electric motor housing, and a reducing gear. The inverter unit having an inverter configured for converting direct current to alternating current. The inverter housing defining an inverter housing interior volume accommodating the inverter. The reducing gear unit has a reducing gear and a reducing gear cover surrounding the reducing gear. The reducing gear defines an output reducing gear axis that is parallel to the motor axis. The reducing gear cover and the inverter housing are arranged at opposite ends of the electric motor with respect to the motor axis. The inverter housing includes a cut-out that defines a cut-out region fully contained within a convex hull of the inverter housing, wherein the cut-out region is disjoint from the inverter housing interior volume. The output reducing gear axis passes through the cut-out region without passing through the inverter housing interior volume.

Abstract: A system for determining a relative position and/or a relative distance of a transmitter with respect to a receiver, including: the transmitter for wirelessly emitting signals at the time ti, the receiver or receiving a signal at the time ti+?t, wherein the receiver is configured to determine the following: a signal level P and/or a signal-to-noise ratio SNR of the received signal, a direction of incidence of the received signal and, on the basis of P and E, a relative position POS of the transmitter with respect to the receiver and/or a relative distance D between the transmitter and the receiver, and another transmitter connected to the receiver and intended to wirelessly transmit P, SNR, POS, and/or D to another receiver connected to the transmitter.

Abstract: A ground-pad module (GPM) for wirelessly charging a battery in an electric vehicle. The GPM includes a power emission device that is configured to provide electric power to a car-pad module (CPM) provided by the electric vehicle and configured to charge the battery. The GPM inductively transmits electric power from the GPM to the CPM, and a sensor arrangement for detecting at least one of objects made at least partly from metal, living objects, and a relative positioning between the CPM and the GPM. The sensor arrangement is configured to conduct at least one of a sensing current, a measuring-induced current, and voltage. The sensor arrangement includes a foil as base substrate, a plurality of sensors and connection cables printed on the foil, which sensors are configured to provide object detection.

Abstract: A secondary circuit device including a secondary coil for transmitting and/or receiving magnetic energy of a magnetic field and converting the magnetic energy into electrical energy, a transmission unit for transmitting the electrical energy, a detection unit, and a clamper circuit, wherein the magnetic field is generated by a primary coil of a primary circuit device; the transmission unit has an inlet for connecting the secondary coil; the transmission unit has an outlet for providing the electrical energy as voltage and/or current; the detection unit is connected to the inlet and/or the outlet of the energy transmission unit, in order to detect an overvoltage at the inlet and/or the outlet; and, when the overvoltage is detected, the detection unit is configured to influence the magnetic field in the secondary coil via the clamper circuit such that a current jump and/or a voltage jump is brought about in the primary coil.

Abstract: A system for charging an energy store in a vehicle and a method for operating the system, wherein the system includes a first transmission unit having a primary coil, arranged outside the vehicle in a stationary manner, and a second transmission unit having a secondary coil, arranged in the vehicle, wherein energy is transmitted via inductive energy transmission from the primary coil to the secondary coil to charge the energy store. The second transmission unit has a signal generator for generating and coupling signals into the secondary coil for transmission via the secondary coil, and the first transmission unit has an evaluation unit, a first auxiliary coil, and a second auxiliary coil, wherein the evaluation unit is designed to ascertain a magnetic coupling and/or a relative position between the first transmission unit and the second transmission unit based on the signals received by the primary coil and the auxiliary coils.

Abstract: A module for contactless inductive energy transfer, including a coil that includes a magnetic core to emit or receive electrical energy using inductive coupling, wherein the magnetic core includes a hole that forms a communication channel, and a wireless communication device that includes an antenna, the antenna installed in a region of the hole and configured to transmit and receive signals via the communication channel, wherein an opposite pole of the antenna is designed as a shield that is configured to shield electronics from a magnetic file generated by the electrical energy emitted or received by the coil via the inductive coupling.

Abstract: A base station for a power transmission system the base station including a generator for generating power having a duty ratio and frequency, a circuit having a coil, a measuring device for measuring real power and/or apparent power in the circuit, and a control device, wherein the circuit is connected to the generator and the measuring device, wherein the control device is connected to the measuring device and the generator, wherein the control device is configured to keep the duty ratio constant while varying the frequency from a starting frequency, use the measuring device to measure the real power and/or the apparent power while varying the frequency, keep the frequency constant and vary the duty ratio when a real power limit value and/or apparent power limit value is/are exceeded, and exclude a combination of values for the frequency and the duty ratio when varying the frequency and/or the duty ratio.

Abstract: A method of testing an impedance-sensitive system with a switching device, wherein the method comprises: switching the disconnecting device into the on-state configured to permit transmission of energy via the coil; implementing a first measurement with the impedance-sensitive system; switching the disconnecting device into the off-state configured to permit damping of the external positioning signal that couples into the coil so as to reduce the undesirable oscillations of the coil; implementing a second measurement with the impedance-sensitive system; performing a comparison of the first measurement and the second measurement; performing a verification of the comparison with a target specification; and displaying a correct function and/or a malfunction depending on the verification.

Abstract: A vehicle module CPM of an inductive vehicle charging system for charging an on-board energy store, wherein the vehicle charging system includes the CPM and at least one base module GPM arranged in a stationary manner, the CPM having: a monitoring device, a secondary coil, a managing device, and a communication device, the monitoring device and the communication device are each connected to the managing device, the secondary coil is designed to receive energy inductively transmitted by the GPM; the monitoring device is designed to ascertain a state Z(t) of the vehicle in which the CPM is installed and/or of the CPM and to transmit information Jo to the managing device in an event of a specifiable state ZStart, the managing device is designed to transmit software SWCPM stored on the managing device and intended for the GPM to the GPM by the communication device after obtaining the information IO.

Abstract: A signal matching apparatus for an evaluation circuit for evaluating an electromagnetic signal for operation in an inductive energy transmission system, the apparatus including a signal transmission device, wherein the signal transmission device includes an antenna connection for connecting a receiving antenna, an evaluation connection for connecting the evaluation circuit for the electromagnetic signal, wherein the antenna connection is configured to receive the electromagnetic signal, wherein the signal transmission device is configured to leave the phase of the electromagnetic signal substantially unchanged and wherein the signal transmission device is configured to match the amplitude of the electromagnetic signal to a characteristic prescribable by the evaluation circuit, wherein the evaluation connection is configured to provide the electromagnetic signal to the evaluation circuit.

Abstract: A method of testing an impedance-sensitive system with a switching device, wherein the method comprises: switching the disconnecting device into the on-state configured to permit transmission of energy via the coil; implementing a first measurement with the impedance-sensitive system; switching the disconnecting device into the off-state configured to permit damping of the external positioning signal that couples into the coil so as to reduce the undesirable oscillations of the coil; implementing a second measurement with the impedance-sensitive system; performing a comparison of the first measurement and the second measurement; performing a verification of the comparison with a target specification; and displaying a correct function and/or a malfunction depending on the verification.

Abstract: Powertrain, comprising an inverter unit comprising an inverter configured for converting direct current to alternating current and an inverter housing defining an inverter housing interior volume accommodating the inverter, and an electric motor comprising a rotor and a stator, the rotor defining a motor axis and the electric motor being configured for providing torque, and an electric motor housing, and a reducing gear unit comprising a reducing gear and a reducing gear cover surrounding the reducing gear, the reducing gear defining an output reducing gear axis, wherein the output reducing gear axis is parallel to the motor axis, and in that the reducing gear cover and the inverter housing are arranged at opposite ends of the electric motor with respect to the motor axis, and in that the inverter housing comprises a cut-out, wherein the cut-out defines a cut-out region fully contained within the convex hull of the inverter housing, wherein the cut-out region is disjoint from the inverter housing interior vol

Abstract: A switching device for a coil is specified, having an input connection, for connection to a coil electronics system and/or to a resonant circuit capacitor, an output connection, for connection to an end of the coil and/or to a resonant circuit capacitor, and a disconnecting device, wherein the disconnecting device is able to be switched between an on-state and an off-state, the disconnecting device connects the input connection and the output connection to an on-impedance in the on-state, and the disconnecting device connects the input connection and the output connection to an off-impedance in the off-state, the off-impedance has an increased value compared to the on-impedance, the off-impedance permits a flow of current between the input connection and the output connection, and the off-impedance is formed so as to damp at least one external signal of a definable frequency, the external signal being coupled into the coil.

Abstract: A holding device for a sterile product, in particular for a sterile product container or a soft packaging, which device is provided to hold, during a preparation process, a medical product to be sterilised, and comprises communication means, and a part of the communication means is designed for a frequency range such that the part, when the sterile product is closed, supplies data in relation to the medical product to an environment of the sterile product. Also provided are a sterile product and a method for monitoring a sterile product cycle.

Abstract: A measuring device for measuring current effective power in a circuit of a transmission system, including an evaluation device and a calibration device, the evaluation device having a connection for measuring current, voltage, and phase shift between the current and the voltage in the circuit, wherein the evaluation device and the calibration device are connected to one another, the evaluation device configured to measure power by evaluating measured current and measured voltage, the calibration device configured to correct the measured current and/or the measured voltage via a cos ( ) value of a measured phase shift between the measured current and the measured voltage and/or via a holding time, the evaluation device configured to calculate a power value with a corrected value of the measured current and/or a corrected value of the measured voltage, and the calibration device configured to make available the calculated power as the current effective power.

Abstract: Powertrain, comprising an inverter unit comprising an inverter configured for converting direct current to alternating current and an inverter housing defining an inverter housing interior volume accommodating the inverter, and an electric motor comprising a rotor and a stator, the rotor defining a motor axis and the electric motor being configured for providing torque, and an electric motor housing, and a reducing gear unit comprising a reducing gear and a reducing gear cover surrounding the reducing gear, the reducing gear defining an output reducing gear axis, wherein the output reducing gear axis is parallel to the motor axis, and in that the reducing gear cover and the inverter housing are arranged at opposite ends of the electric motor with respect to the motor axis, and in that the inverter housing comprises a cut-out, wherein the cut-out defines a cut-out region fully contained within the convex hull of the inverter housing, wherein the cut-out region is disjoint from the inverter housing interior vol

Abstract: In an inductive charging system energy is transferred via a magnetic field. An object detection apparatus for an inductive charging system comprises: a transmitter configured to transmit a signal; a receiver having a field of view including a substantial portion of the magnetic field, the receiver configured to receive within the field of view a reflected signal of the signal; and a signal processor configured to examine characteristics of the received, reflected signal to identify a hazard condition in relation to the magnetic field. By converting the received signal into a frequency domain signal, hazard conditions may be identified depending on the form of the frequency domain signal. The object detection apparatus is suitable for use in a charging apparatus for an electric vehicle.