Abstract: A power transfer system for supplying electric power to a battery of an electric vehicle including a control architecture capable of controlling the transmission of electric power to a battery of the electric vehicle and, at the same time, capable of providing frequency control functionalities to optimize power transmission efficiency. In a further aspect, the invention relates to a method for controlling a power transfer system.

Abstract: An electric vehicle charging connector includes contact elements that are electrically connected to a cable. The contact elements comprise a block portion and at least one contact finger extending from the block portion, and a cooling tube for forced cooling that includes a liquid coolant for cooling at least one of the contact elements. The cooling tube is fluidly connected to an internal cooling channel of the contact element. The cooling channel extends from the block portion into the contact finger so that both parts are cooled by the cooling fluid.

Abstract: A power transfer system for supplying electric power to a battery of an electric vehicle including a control architecture including control arrangements capable of controlling the transmission of electric power to a battery of the electric vehicle as a function of detected temperatures at the transmitter and receiver coils. In a further aspect, the application relates to a method for controlling a power transfer system.

Abstract: A multi-pulse line-interphase transformer converter includes an electric part that includes magnetic components configured to be connected to a three-phase AC grid, and an electric part that includes a multi-phase voltage system configured to be connected to a common DC capacitor. The electric part splits each AC grid phase n times into two phases, resulting in a plurality of intermediate phases at an internal interface, each intermediate phase corresponding to a pulse of the multi-pulse line-interphase transformer converter. The intermediate phases are connected to the multi-phase voltage system. The multi-phase voltage system comprises bridges with actively controlled switches. The bridges are connected in parallel to the common DC capacitor.

Abstract: A positioning system for an automatic vehicle charging system includes charger-side positioning modules arranged on a charger and a charger-side control unit. The charger-side positioning modules comprise a static master module and at least two slave modules connected to the static master module. The charger-side control unit is connected to the static master module. The static master module receives a charging request from a vehicle and distances to a mobile module to determine a position of the mobile module using the measured distances, and to the position of the mobile module to the charger-side control unit to provide the allowance for charging when the position of the mobile module is within a pre-defined tolerance.

Abstract: A charging arrangement for balancing load currents on multiple phases, the load currents being unbalanced between the phases caused by consumers connected to the phases. The charging arrangement comprises a three-phase current output line L1, L2, L3, with one phase conductor for each phase, and a controller. The controller comprises instrumentalities to control the load current in each of the phase conductors by controlling a consumer and thereby balancing the amount of current between the phase conductors.

Abstract: The present invention relates to an electric vehicle charging connector (100) comprising an external enclosure (104) configured to receive and guide a cable (101) from a back (111) end to a front end (113) of the electric vehicle charging connector (100) and to enclose a compartment (102) in the front end accommodating power contacts, wherein the electric vehicle charging connector (100) further comprises an active cooling element (130).

Abstract: Power transfer system for supplying electric power to a battery of an electric vehicle including a control architecture capable of controlling the transmission of electric power to a battery of said electric vehicle and, at the same time, capable of providing fast responsive control functionalities. In a further aspect, the application relates to a method for controlling a power transfer system.

Abstract: A system and method for an electric vehicle fueling system (EVFS) includes an AC grid input receiving AC power from an electric grid; a main control chip controlling the EVFS to perform a charge session of an electric vehicle; a power module supplying the main control chip with power; a power loss detection module providing a power loss signal when the AC power is unavailable; wherein the power module comprises a super capacitor storing an auxiliary supply power that is supplied to the main control chip; wherein, when the main control chip receives the power loss signal, the main control chip saves session information of the charging session; and wherein the session information comprises information needed to continue or complete the charging session.

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 method for energy metering of a charging device, in particular an EV charging device, includes metering an energy level by at least one meter unit during a charging session; monitoring a total energy level of the at least one meter unit with a monitoring unit at least in between two consecutive charging sessions and break/interrupt energy transfer when non-intentional energy transfer is detected; and comparing a start total energy level of a new charging session with a stop total energy level of a previous charging session.

Abstract: A vehicle charging station includes a holder configured to hold a battery charging connector, and a cooling device configured to remove heat from a heat source of the battery charging connector when the battery charging connector is on the holder. The cooling device is configured and operates to convectively dissipate heat into ambient air.

Abstract: A method for producing a charging connector includes providing a first thermoplastic material; thermoforming the first thermoplastic material into a reinforcement element, wherein the reinforcement element corresponds to a geometry of the charging connector; placing the reinforcement element into a mould for injection moulding; and forming at least a part of the charging connector by injection over molding the reinforcement element with a second thermoplastic material.

Abstract: An electrical device includes a magnetic core, a bobbin extending about and partially covering the magnetic core, wherein the bobbin is made of a thermally conductive dielectric material, wherein the bobbin further comprises an outer body connectable to an inner body, wherein the inner body comprises at least a first contact element being formed as a rib that is configured to directly contact a surface of the magnetic core.

Abstract: A direct current (DC) distribution system includes a plurality of power consumer clusters, each comprising at least one power consumer. The power consumer clusters are arranged as a ring structure with a common low voltage (LV)-DC ring bus. Each power consumer is connected to the LV-DC ring bus. The DC distribution system further comprises a plurality of normal-open ring switches. Each power consumer cluster is separated from its adjacent power consumer clusters by one of the normal-open ring switches. Each power consumer cluster is fed by a MV-DC/DC converter, which in turn is fed by a MV-AC/DC converter connected to a MV-AC grid.

Abstract: A method for pairing a power terminal and an electric vehicle in a power station for electric vehicles, wherein the method includes powering the terminal-side coil stage of a power terminal with a test electric quantity to determine whether the power terminal and an electric vehicle are in a paired condition, at which the power terminal and the electric vehicle can exchange electric power, or in an unpaired condition, at which the power terminal and the electric vehicle cannot exchange electric power.

Abstract: A reactor, comprising: a support; a coil wound on an outer surface of the support and including a plurality of coil segments electrically connected in sequence; and at least one first insulating separator disposed on the outer surface of the support and separating the outer surface of the support into a plurality of regions, in which the plurality of coil segments is respectively arranged.

Abstract: A charging device autonomously charges an electric vehicle. The charging device includes: a main body and an arm coupled to the main body. The main body is controllably moveable, and the arm is controllably extendable and retractable in a longitudinal direction. A charging plug is included at a distal end of the arm. The charging plug is controllably moveable and insertable into a charging portal of the electric vehicle. The arm comprises: a rigid chain, the rigid chain being compliant in a first direction from a neutral axis and resistant in an opposite second direction past the neutral axis, or at least one scissor arm.