Abstract: A battery temperature regulating device is provided with a low temperature heat exchanger configured to allow heat exchange with the air conditioning system, a battery temperature regulating unit configured to allow heat exchange with the low temperature heat exchanger so as to regulate the temperature of the battery to approach a target temperature, and a control unit configured to control the battery temperature regulating unit. In the case where the charging is performed from the power supply external to the vehicle, the control unit determines whether or not it is necessary to accumulate heat in the battery, and in the case where it is determined that the heat accumulation is necessary, the control unit sets the target temperature of the battery during charging higher than that in the case where it is determined that the heat accumulation is unnecessary.

Abstract: The present disclosure provides a power adapter, an electronic device and a charging apparatus for an electronic device. In the process of charging a battery in a conventional charge mode after the power adapter is powered on, the power adapter carries out quick charge inquiry communication with the electronic device when an output current value of the power adapter is within a conventional current range for a preset time interval; after the electronic device sends a quick charge command to the power adapter, the power adapter adjusts the output voltage according to the battery voltage information fed back by the electronic device; and when the output voltage meets a voltage requirement for quick charge preset by the electronic device, the power adapter adjusts the output current and the output voltage for charging the battery in a quick charge mode.

Abstract: An electric vehicle charging station that is installed in a residence is coupled with a main circuit breaker in an electrical service panel. The charging station includes a charging point connection that couples an electric vehicle to a set of service drop power lines that provide electricity from a power grid to the residence; a current control device coupled to control the amount of electric current that can be drawn from the set of service drop power lines by an the electric vehicle through the charging point connection; a receiver to receive energy readings from one or more current monitors that indicate an amount of current is being drawn from the set of service drop power lines; and a set of control modules to cause the current control device to control the amount of current that can be drawn by the electric vehicle through the charging point connection based on the received energy readings to avoid tripping the main circuit breaker.

Abstract: A power system using multiple battery packs to generate a defined power output may include a plurality of modular battery packs, each of which may include: a first housing, a plurality of battery cells, a first interface that communicates information, and a second interface that transmits power. The power system may also include a second housing configured to removably receive the plurality of modular battery packs and a waveform generation circuit, and a processing system that is configured to receive the information from the battery packs indicating electrical waveform characteristics for power received from each, to cause the waveform generation circuit to aggregate the power received from the modular battery packs, and to cause the waveform generation circuit to generate an output electrical signal based on stored parameters.

Abstract: Disclosed is an energy harvesting apparatus. The energy harvesting apparatus includes a rectifier for rectifying an alternating current (AC) voltage supplied from an energy source into a direct current (DC) voltage, a charging unit for storing an output voltage of the rectifier, and a maximum power point tracker selectively connected between the rectifier and the charging unit, for differentiating the output voltage of the rectifier in a first connection state, and for controlling the output voltage of the rectifier based on a differentiation result.

Abstract: A mobile terminal is provided with a housing, a circuit substrate, a secondary-side non-contact charging module, and a heat dissipating sheet. The circuit substrate comprises a substrate, an electronic component that is mounted to the substrate, and a shield case that covers the electronic component. The heat dissipation sheet is in contact with the shield case.

Abstract: A motor vehicle having a jump-start device is equipped with an internal combustion engine with a starter motor, and at least two on-board electrical power subsystems which are coupled together via an electric coupling element. Each on-board electrical power subsystem has at least one rechargeable electrical energy storage device. The motor vehicle has a jump-start support terminal, wherein the jump-starting device has a multi-stage jump-start switch. The on-board electrical power subsystems and the jump-starting support terminal are galvanically isolated when a first switching stage of the jump-start switch is selected, and the on-board electrical power subsystems and the jump-starting support terminal are galvanically connected when a second switching stage of the jump-start switch is selected.

Abstract: A battery charger circuit includes a transistor having a first current electrode for receiving a charging voltage, a control electrode for receiving a control signal, and a second current electrode for providing an output voltage. The battery charger circuit further includes a rectifier having a terminal coupled to the second current electrode of the transistor, and another terminal coupled to a power supply voltage terminal. The battery charger circuit also includes a control and regulation circuit having an input for receiving a feedback signal representative of a temperature, and an output for providing the control signal. The control and regulation circuit operates in either a switching mode or a linear mode in response to the feedback signal.

Abstract: A method for communicating between an electric vehicle and a charging station for electrically charging at least one energy storage device of the electric vehicle. The electric vehicle is connected to the charging station during the charging process by a lockable mechanical coupling between a terminal of charging cable connected to the vehicle and a terminal of the charging station. Charging current is fed from the charging station through the charging cable. Information is transferred in the course of the charging process based on a communication between the electric vehicle and the charging station. The information includes a signal transmitted from the electric vehicle to the charging station for locking and/or unlocking the mechanical coupling. The signal triggers the locking and/or unlocking of the mechanical coupling between the terminal of the charging cable and the terminal at the charging station.

Abstract: Systems and methods for balancing multi-cell batteries are provided. In one embodiment, the battery balancing circuit includes a battery including a plurality of cells coupled in series, a first terminal and a second terminal, a transformer including a primary winding and a plurality of secondary windings, where each secondary winding is coupled to one of the plurality of cells via a secondary switch and a rectifier circuit, where the primary winding is coupled between the first terminal and the second terminal of the battery, a primary switch in series with the primary winding of the transformer, and a control circuitry coupled to the primary switch, the plurality of secondary switches, and each of the plurality of cells.

Abstract: This disclosure describes techniques for a method of charging a battery. In an example, the method includes charging the battery during a first charging session until a first charging termination parameter value is reached. The method also includes determining, for a second charging session, a second charging termination parameter value based on a duration of the first charging session, wherein the second charging termination parameter value is different than the first charging termination parameter value. The method also includes charging the battery during the second charging session until the second charging termination parameter value is reached.

Abstract: A method and system for strain-based estimation of the state of health of a battery, from an initial state to an aged state, is provided. A strain gauge is applied to the battery. A first strain measurement is performed on the battery, using the strain gauge, at a selected charge capacity of the battery and at the initial state of the battery. A second strain measurement is performed on the battery, using the strain gauge, at the selected charge capacity of the battery and at the aged state of the battery. The capacity degradation of the battery is estimated as the difference between the first and second strain measurements divided by the first strain measurement.

Abstract: A charging device is provided for a motor vehicle. The motor vehicle is equipped with an electric energy storage device, a DC-DC converter as well as a first hard-wired interface to a first external AC network for charging the electric energy storage device and a second inductive interface to a second external AC network for charging the electric energy storage device of the vehicle. The output power of the DC-DC converter is used as the charging power of the electric energy storage device. The input of the DC-DC converter can be supplied with electric power over the first and second interfaces.

Abstract: A system for recharging a hybrid vehicle is provided with two motors and supplies commercial electricity to neutral points of the motors when a connection of a recharging stand is detected, forms an electricity loop through the neutral points of the first motor and the second motor according to a phase of the commercial electricity, and carries out a recharging mode by detecting at least a voltage of a DC link capacitor in a voltage converter, a voltage of a smoothing capacitor, and a battery voltage. According to the system, a current control value or a voltage control value is selected according to the recharging mode in order to recharge a battery based on the current control value or the voltage control value.

Abstract: A charging control device includes a control unit and a monitoring unit. The control unit performs at least one of controlling charging to a rechargeable battery and monitoring a state of a rechargeable battery, while outputting a state signal which indicates an operation state of the control unit. The monitoring unit determines whether or not the operation state of the control unit is a predesignated specified operation state based on the state signal outputted from the control unit.

Abstract: A method for automatically charging the battery pack of an electric vehicle in accordance with a set of location sensitive charging instructions is provided. Exemplary location sensitive charging instructions include preset charging schedules and preset charge level limits. Different charging schedules and different charge level limits may be preset for different charging stations and locations, thus allowing the user to preset the charging instructions for each of multiple locations where the user routinely charges their car. Default charging instructions are used at those charging stations and locations where a set of location sensitive charging instructions has not been preset.

Abstract: In order to improve the performance of a battery power supply unit for a bicycle electronic device at low atmospheric temperature, when its temperature is less than or equal to a lower temperature threshold, electrical energy is supplied by the power supply unit to a heating element thermally coupled with the power supply unit that, in this way, self-heats. Part of the electrical energy of the power supply unit can be simultaneously supplied to the electronic device.

Abstract: A method for monitoring a temperature change of a power distribution circuit having a power line and return line includes measuring an output current and output voltage of the power distribution circuit at an input to a load electrically connected to the power distribution circuit, and determining a change in temperature of at least one of the power line and return line based on a change in at least one of the output current and output voltage.

Abstract: A battery system comprises plural battery cells, a voltage detecting circuit detecting voltage of each of the battery cells, and plural voltage detecting lines connecting an electrode terminal of each of the battery cells to input side of the voltage detecting circuit, and the voltage detecting circuit detects the voltage of each of the battery cells through the voltage detecting lines. The voltage detecting lines have different lengths, and at least one of the voltage detecting lines has a resistance adjusting portion which equalizes electrical resistances of the long voltage detecting line and the short voltage detecting line, and through the plural voltage detecting lines of which electrical resistances are equalized by the resistance adjusting portion, the voltage detecting circuit detects the voltage of each of the battery cells.

Abstract: A vehicle includes a power storage device, a power node, and a controller. The controller controls charging and discharging of the power storage device with respect to the outside of the vehicle when the power storage device is able to be charged or discharged with electric power with respect to the outside of the vehicle via the power node. The controller controls discharging of electric power from the power storage device so as to provide a first period in which discharging of electric power from the power storage device to the outside of the vehicle is limited after the power storage device is externally charged with a power supply outside the vehicle, and so as to provide a second period in which discharging limitation in the first period is released at least after the first period ends.