Abstract: A charging control method, and an electronic device are provided. The charging circuit includes a first power supply terminal, a second power supply terminal, a controller, a first switch, a second switch, a first charging chip, and a second charging chip. The second charging chip supports a fast charging protocol. The first power supply terminal is coupled to the first charging chip through the first switch and coupled to the second charging chip through the second switch, and the first power supply terminal is configured to be coupled to a charger. The first charging chip and the second charging chip are further coupled to the second power supply terminal, to be coupled to a battery. The first charging chip is coupled to a communication terminal of the charger. The first charging chip communicates with the charger to determine that the charger supports the fast charging protocol.

Abstract: A charging connection device for a drone according to an embodiment of the present invention comprises: a core installed on a drone; an electrically conductive member positioned on the outer contour of the core and formed of a conductive material; and a tension unit positioned between the core and the electrically conductive member and absorbing shock transmitted from the electrically conductive member.

Abstract: Positive electrode-side input terminal is connected to first positive electrode-side battery terminal, negative electrode-side input terminal is connected to second negative electrode-side battery terminal, a switch is connected between first negative electrode-side battery terminal and second positive electrode-side battery terminal, between second positive electrode-side battery terminal and first connection point between positive electrode-side input terminal and first positive electrode-side battery terminal, and between first negative electrode-side battery terminal and second connection point between negative electrode-side input terminal and second negative electrode-side battery terminal, positive electrode-side output terminal is connected to positive electrode-side converter output terminal, negative electrode-side output terminal is connected to negative electrode-side converter output terminal, positive electrode-side converter input terminal is connected to a line connecting positive electrode-si

Abstract: A thermometer charging case capable of lighting up automatically is provided. The thermometer charging case includes: a bracket configured to hold a thermometer; an upper shell arranged above the bracket and configured to cover the bracket; and a lower shell arranged below the bracket; wherein a circuit board is further arranged between the bracket and the lower shell, and an indicator light and a magnetic induction switch are further arranged on the circuit board; a magnet is further arranged on a lower side of the upper shell at a position corresponding to the magnetic induction switch; in a case where the upper shell is closed downward, the magnet is close to the magnetic induction switch; in a case where the upper shell is opened upward, the magnet is away from the magnetic induction switch.

Abstract: A charging device includes a PFC circuit, a first DC conversion module, a second DC conversion module, a switch module, and a control module. The PFC circuit includes at least three-phase bridge arm and is configured to perform PFC on an input AC and output a DC signal after the PFC. The first DC conversion module and the second DC conversion module are coupled to the PFC circuit to convert the AC signal. The switch module configured to turn on the three-phase bridge arm of the PFC circuit during three-phase charging or turn on one of the three-phase bridge arm of the PFC circuit during one-way charging. The control module is connected to the PFC circuit, the first and second DC conversion modules, and the switch module to control the charging device to perform single-phase charging or three-phase charging.

Abstract: An electric work vehicle comprises: a battery configured to store electric power; a motor generator conductively connected to the battery; a power transfer device having a power output shaft configured to transfer motive power from the motor generator; and a controller configured to switch between a first mode and a second mode.

Abstract: The present disclosure relates to a loading and unloading platform for a logistics vehicle, including a loading and unloading platform having a platform main body, an accommodating chamber arranged within the platform main body, and a loading and unloading docking area provided at a side of the platform main body; and a charging apparatus having a charging host and a charging pile, the charging host arranged within the accommodating chamber, the charging pile arranged in the loading and unloading docking area, and the charging pile configured to be electrically connected with a logistics vehicle to charge the same.

Abstract: A solid-state battery includes a power storage part including a battery cell and configured to flow current to an allowable upper limit value, a current restriction part configured to adjust discharge current of the power storage part under control, and a controller configured to control the current restriction part to flow the discharge current of the power storage part by restricting the current to a first current value or less that is smaller than the allowable upper limit value when a temperature difference of a predetermined value or more occurs between two points of a first point and a second point by measurement results of both the first point and the second point determined on a surface related to the power storage part.

Abstract: Presented herein is a system and method for wireless power transmission (WPT) charging of a battery of a stationary electric vehicle (EV). The system comprises a plurality of autonomous mobile platforms adapted to charge the battery, wherein: the autonomous mobile platforms are configured to fit under the EV; and one or more autonomous mobile platforms are assigned in succession by the central control system to fully supply the charging requirements of the EV. Also presented is a method for maximizing inductive WPT charging of a battery of a stationary EV.

Abstract: Embodiments of this application provide a charging circuit and a terminal device, applied to the technical field of terminals. The charging circuit includes a charging interface, a charging management module, and a cell, where the charging management module is connected to the charging interface and is configured to step down a charging voltage inputted from the charging interface to obtain an output voltage, and increase a charging current inputted from the charging interface to obtain a total output current, where the output voltage is 1/N times the charging voltage, the total output current is N times the charging current, and N is a positive integer greater than 2; and the charging management module is further connected to the cell and is configured to input the output voltage and the total output current to the cell to charge the cell.

Abstract: The present disclosure relates to a dual battery system (1) comprising a first battery (B1) and a second battery (B2), for balancing charge level of the first battery and the second battery, the dual battery system being adapted for powering propulsion of an electric vehicle (3) comprising a first electric motor (E1) coupled in driving relationship with one or more rear wheels of the electric vehicle and a second electric motor (E2) coupled in driving relationship with one or more front wheels of the electric vehicle. The first battery is adapted to provide electric power for driving the first electric motor and the second battery is adapted to provide electric power for driving the second electric motor. The dual battery system obtains (100) at least one of data or information of a predetermined and/or imminent charging event of the electric vehicle. The dual battery system furthermore obtains (200) at least one of data or information of charge level of the first battery and second battery respectively.

Abstract: A control device for a ground power supply apparatus judges if it has received from one moving body among a plurality of moving bodies a first signal notifying it that the one moving body has become an immobilized state on an electrified road at which a ground power supply apparatus has been installed. The control device, if receiving the first signal, when receiving from another moving body among the plurality of moving bodies, a power supply request signal requesting noncontact power supply at the ground power supply apparatus or an approach signal notifying it of approach the ground power supply apparatus, sends to the other moving body originating the power supply request signal or approach signal a second signal notifying it that there is a moving body in an immobilized state present on the electrified road.

Abstract: Disclosed are a collaborative charging method, apparatus, and logistics device, which relate to the technical field of logistics. One specific implementation mode of the method comprises: judging whether remaining battery power of a first logistics device satisfies a preset charging condition; if so, determining a target second logistics device for charging the first logistics device; and controlling the target second logistics device to move to meet the first logistics device so as to charge the first logistics device. According to the implementation mode, collaborative charging between respective logistics devices can avoid problems such as low charging efficiency and energy waste caused by necessity of returning to a charging station for charging.

Abstract: A battery management system may include a battery. The battery management system may further include a central charging station configured to: provide power to charge the battery, and output an alert to a user of the battery in response to the battery not being returned to the central charging station within a predetermined time after being removed.

Abstract: A mobile power supply device includes a housing; a cell and a circuit board that are arranged in the housing; and a data line. One end of the data line is electrically connected to the circuit board and is fixedly connected to the housing. The housing has at least one flat surface. The data line is suitable for being flexibly bent and is at least partially embedded in the flat surface in a U-shape or an S-shape. The mobile power supply device with the structural design is convenient to use and carry.

Abstract: A method for establishing a wireless communication system in a high-voltage power converter station is provided. The high-voltage power converter station includes a plurality of power devices. The wireless communication system includes a plurality of wireless communication devices, some of which are associated with a power device such that a power device and a wireless communication device together form a wireless power electronic module. The high-voltage power converter station further comprises at least one wireless networking device for providing a communication interface between the plurality of wireless communication devices and a controller configured to control the power devices.

Abstract: Device (1) for moving a connector (3) of an electric vehicle charger, comprising: an actuated mechanism, for moving an actuator attachment point (2) for the suspension of the connector (3), a connector attachment point (27), for the connector (3), the connector (3) provided with one end (4) adapted for electrical and mechanical connection with a socket of an electric vehicle, by movement in a plug-in direction (D); a suspension, coupled to the actuator attachment point (2), and carrying the connector attachment point (27), wherein the suspension carries the connector attachment point (27) in a preferred orientation, from which the connector (3) is movable, in particular compliantly movable relative to the actuator attachment point (2) under application of a force exerted on the connector attachment point (27), wherein the connector attachment point (27) is at least rotatable about an axis of rotation at an angle not parallel and preferably perpendicular to the plug-in direction wherein the axis of rotation in

Abstract: A battery system includes battery cells to store electrical energy and to output electrical power. The battery system further includes a housing, a shunt, a control board, and a connector assembly. The housing includes a cavity that the shunt is disposed in and is in direct contact with, where the cavity facilitates dissipating torsional force exerted on the shunt. The control board is disposed within the housing and includes sensing circuitry to determine an operational parameter of the battery cells and control circuitry to facilitate controlling operation of the battery cells based on the operational parameter. The connector assembly electrically couples the shunt to the sensing circuitry via a spacing connector and a securing connector. The spacing connector is disposed between the control board and an inner surface of the housing while the securing connector extends through the shunt to couple to the spacing connector through the housing.

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 compact includes a lower portion, an upper portion, a first mirror, a battery, a circuit, and a coil. The upper portion is movably coupled to the lower portion by a hinge such that the upper portion rotates about the hinge to transition from a closed state to an open state. The first mirror is disposed in the lower portion such that the first mirror is visible when the upper portion is in the open state. The battery is disposed within the lower portion. The circuit is electrically coupled to the battery. The coil is disposed within the upper portion and electrically coupled to the circuit such that the coil produces an oscillating magnetic field when electric power is provided to the coil by the battery and through the circuit.