Abstract: A temperature measurement arrangement for measuring a temperature in a noise voltage-inducing environment includes a sensing circuit including a Negative Temperature Coefficient Thermistor (NTC) for sensing a temperature and a filter for compensating the induced noise voltage at a filter frequency.

Abstract: A charging system for electric vehicles includes a line interphase transformer, LIT-based rectifier configured for connecting an input of the LIT-based rectifier to an AC medium-voltage power signal and for outputting a medium-voltage DC-signal; a modular DC/AC converter with large step-down gain is configured for transforming the medium-voltage DC-signal into a medium-voltage HF-AC-signal; and a medium-frequency transformer, MFT, is configured for transforming the medium-voltage HF-AC-signal into a low-voltage HF-AC-signal for the at least one charging box.

Abstract: A bi-directional medium voltage converter topology includes an n-pulse line-interphase-transformer, LIT; a plurality of bi-directional medium voltage, MV converters connected to the LIT on an AC side thereof and connected in parallel on a DC side thereof; a bi-directional multi-stage DC/DC converter connected to the plurality of bi-directional MV converters; and a bi-directional low voltage, LV, DC/DC converter; wherein the multi-stage DC/DC converter and the LV DC/DC converter are connected to each other galvanically insulated.

Abstract: A rectifier is disclosed. The rectifier includes at least two semiconductor devices connected in parallel. A first conductor is provided in series with a first one of the at least two semiconductor devices, wherein the first conductor forms a first winding of a coupled inductor. A second conductor is provided in series with a second of the at least two semiconductor devices, wherein the second conductor forms a second winding of the coupled inductor. The first winding and the second winding each include a corresponding number of turns arranged in an antiparallel manner. A third conductor having a first and a second node, wherein the third conductor forms a third winding of the coupled inductor. An indicator circuit is connected to the first and second node, wherein the indicator circuit is configured for indicating a presence of an electrical signal, and for sending a warning signal.

Abstract: A method is disclosed for charging an EV by an EVSE and a respective apparatus. The method includes establishing a physical connection between the EV and the EVSE, initiating a payment authentication process, recognizing, by the EVSE, an EV identifier, entering an energy transfer stage and providing the price for charging on a display. A payment authentication state is defined for the payment authentication process. The payment authentication state includes at least an ongoing state and an approved state. The energy transfer stage is entered irrespective of whether the payment authentication state is the ongoing state or the approved state. The price for charging is provided on a display mounted to the housing of the EVSE.

Abstract: A bi-directional medium voltage converter topology includes an n-pulse line-interphase-transformer, LIT; a plurality of bi-directional medium voltage, MV converters connected to the LIT on an AC side thereof and connected in parallel on a DC side thereof; a bi-directional multi-stage DC/DC converter connected to the plurality of bi-directional MV converters; and a bi-directional low voltage, LV, DC/DC converter; wherein the multi-stage DC/DC converter and the LV DC/DC converter are connected to each other galvanically insulated.

Abstract: An inverter includes a DC bus connectable to a DC power source and having a first leg and a second leg, and a plurality of electronic switches connected in series. A first one of the electronic switches being connected to the first leg and a second one of the electronic switches being connected to the second leg, and the plurality of electronic switches defining a plurality of intermediate switch nodes therebetween. A voltage divider is connected to the first leg and the second leg, the voltage divider including a plurality of capacitors connected in series and defining at least one first partial voltage node, at least one first-level clamping diode pair, each first-level clamping diode pair including at least two diodes connected in series and defining a diode node in between the at least two diodes, the diode node being connected to the at least one first partial voltage node.

Abstract: An electric vehicle charging connector (100) comprising an external enclosure (104), an inner enclosure, and a compartment (102) for power contacts. The external enclosure (104) encloses an inner enclosure (103), and is configured to receive and guide a cable (101) from a back end (111) of the electric vehicle charging connector (100) to the inner enclosure (103) at a front end (113) of the electric vehicle charging connector (100). The inner enclosure (103) comprises the compartment (102) and is configured to provide the cable (101) to the compartment (102). The electric vehicle charging connector (100) further comprises a heat pipe (106) comprising an evaporator (107), and a condenser (109). The evaporator (107) is attached to a heat source in the compartment (102) inside the inner enclosure (102), configured to conduct heat from the heat source via the external enclosure (104) to the environment, wherein at least a part of the heat pipe (106) is arranged outside the external enclosure (104).

Abstract: Described herein is an electric vehicle charging arrangement for charging an electric vehicle. The electric vehicle charging arrangement includes: an electric vehicle charger configured for providing a direct current (DC) to the electric vehicle, a power cabinet configured for providing a DC to the electric vehicle charger, and a direct current bus arranged between the power cabinet and the electric vehicle charger and configured to transport the DC from the power cabinet to the electric vehicle charger, where a capacitive filter is installed on the DC bus and in the electric vehicle charger.

Abstract: A charger system is disclosed. The charger system includes a stationary base including a base connector electrically connectible to an electrical supply line and a base guide. The charger system further includes a detachable charger top including a charger device, a top connector electrically connected to the charger device, and a top guide. When the charger top is mounted to the base, the top guide is configured to mate with the base guide such as to bring the top connector and the base connector into a predetermined positional relation to each other.

Abstract: A force assisted charging arrangement for supplying electrical energy to an electrical vehicle includes: a first set of bus bars arranged distant and fixed in respect to ground; a second set of bus bars having a first end and a second end, the first end being rotatably connected to the first set of bus bars so as to allow a rotation of the second end around a vertical rotation axis; a charging cable having a first charging cable end and a second charging cable end, the second charging cable end being connected to the second end of the second set of bus bars; and a charging connector connected to the first charging cable end.

Abstract: A charging system for electric vehicles is disclosed, which includes at least one charging port with an interface for power exchange with at least one electric vehicle, and at least one power converter for converting power from a power source such as a power grid to a suitable format for charging the vehicle. The power converter can be at a remote location from the charging port, such as a separate room, and/or a separate building.

Abstract: Described herein is an electric vehicle charging arrangement for charging an electric vehicle, including an electric vehicle supply equipment (EVSE), where the EVSE includes: a power module configured to provide electrical energy to charge the electric vehicle, an output configured to connect the power module to the electric vehicle for charging the electric vehicle, and a direct current (DC) bus provided between and connected to the power module and the output and configured to transport electric energy from the power module to the output, where the electric vehicle supply equipment includes a pre-charge module configured to pre-charge the output, and where the pre-charge module is separate from the power module and electrically connected to the DC bus.

Abstract: A contact element for an electric vehicle (EV) connector that is configured to connect a charging wire to a connector interface on a vehicle side includes a front part and at least one base. The front part comprises walls having an inner and an outer side that enclose a hollow chamber, which is partly filled with a fluid, and the inner side of the walls are designed having a capillary structure.

Abstract: A system and method for electrical vehicle charging includes a plurality of outlets, at least one parallelization switch, a guarding wire running in parallel along a DC path formed by outlet switches and at least one parallelization switch and comprising a plurality of outlet guarding switches, a plurality of current sensors, a plurality of voltage sources and at least one parallelization guarding switch, and a control device connected to the current sensors. Each voltage source, current sensor and outlet guarding switch is associated to each one outlet. Each outlet guarding switch is associated to one outlet switch. The control device is configured for opening at least one of the outlet switches and/or the at least one parallelization switch when at least one of the current sensors measures a current greater than zero.

Abstract: A calibration method for calibrating a magnetizable core, wherein the magnetizable core is coupled to a magnetic transducer; the method comprising applying a pulse of magnetomotive force to the core such that a distinct value of remanence is produced in the core, wherein the value of remanence in the core depends on a strength of the pulse.