A heat dissipation method and apparatus for an electronic device, and a storage medium, are provided. The heat dissipation method for an electronic device includes monitoring a communication message between an electronic device and a charger in a case that the electronic device is in a charging state, where the communication message includes a charging current value and a temperature value of a charging component of the electronic device; determining a charging stage of the electronic device based on the charging current value and the temperature value; determining a running power of a heat dissipation module based on the charging stage of the electronic device; and controlling the heat dissipation module to work at the running power, thereby dissipating heat of the electronic device.

A system and method for using an electric vehicle (EV) charging system that includes an EV charger, a current control unit, a charge connector, a charge cable connecting the EV charger with the charge connector, a cooling circuit, and a plurality of temperature sensors attached to the cooling circuit at different positions and providing measured temperatures to the control unit includes operating the control unit to control charge current in dependence on temperature differences measured between temperature sensors of the plurality of temperature sensors.

A method for charging a battery, includes: detecting current geographic location information and current time information of the terminal; determining a current temperature characteristic of an environment where the terminal is currently located according to the current geographic location information and the current time information; determining a target full charging voltage matching the current temperature characteristic, and charging a battery of the terminal with the target full charging voltage, in which different full charging voltages match with different temperature characteristics.

A method for the open-loop and closed-loop control of a power tool with at least one rechargeable battery, a drive and at least one control device, the rechargeable battery serving as an energy supply for the power tool. The method includes the method steps of: recording at least one temperature value of the rechargeable battery by a temperature measuring device; recording at least one first voltage value of the rechargeable battery by a voltage measuring device; and setting a first performance parameter value of the power tool to a second performance parameter value of the power tool for setting a current intensity value if the recorded temperature value corresponds to a predetermined temperature threshold value and the recorded voltage value corresponds to a predetermined voltage threshold value. A system including a power tool and at least one rechargeable battery for supplying the power tool with electrical energy for carrying out the method.

A method for discharging at least one battery cell of a battery for a motor vehicle in the event of at least one specific detected fault concerning the battery. The specific fault is detected and, depending on the detection of the fault, an emergency discharge process for at least partially discharging the at least a battery cell is initiated. In doing so, the at least one battery cell is at least partially discharged during the emergency discharge process via at least one on-board electrical consumer of the motor vehicle external to the battery and/or a power supply system external to the motor vehicle.

The present invention relates to a system with active learning and execution of user's preference functionalities for use in a garment. The present system includes a sensor module, an optional user input panel and/or interface, a printed circuit board, a power source and an output. In an event that a user of the present system voluntarily changes the output setting during the operation of the system, the system performs an active learning action to execute the output setting initiated by the user over a passive learning action triggered by a change in sensor data with respect to the changing environment. In other event, the present system performs passive learning action with respect to the changing environment and also any comparative data from similar user of a particular instance. The present invention also relates to a power management unit and how to use the same in a garment.

A charging method includes: determining, by a terminal device, a current heating level of the terminal device in response to detecting that the terminal device is in a charging state; determining a target working mode of a charging integrated circuit of the terminal device based on the current heating level; and adjusting a working mode of the charging integrated circuit from an initial working mode to the target working mode to charge the terminal device through the target working mode.

A terminal obtains a parameter from a charger, including at least one of an input voltage value and an output current value of the charger and a temperature value of a charging output port of the charger. When a parameter value is greater than a threshold, the terminal terminates a charging process based on a relationship between a corresponding threshold and at least one of a difference between the output current value of the charger and an input current value of the terminal, a power loss from the charger to the terminal, and a temperature value.

A wireless charging device has a controller and at least one coil that is positioned near the surface of the charging device and configured to transmit an electromagnetic field and a first driver circuit configured to drive the transmitting coil. The controller is configured to cause the driver circuit to provide a charging current to the transmitting coil, decode a request for lower transmission power from a modulation of the charging current, reduce the amplitude of the charging current in accordance with the request for lower transmission power when a temperature measured at a surface of the charging device is less than a threshold temperature, and initiate a cool down sequence when the temperature measured at the surface of the charging device equals or exceeds the threshold temperature. In one example, the request for lower transmission power may be provided in an ASK-modulated signal superimposed on the charging current.

An electronic device is provided. The electronic device includes a power receiver including a power receiving coil, a battery, and at least one processor operatively connected to the power receiver and the battery, wherein the at least one processor may be configured to identify whether a wireless charging protection mode has been entered, to wirelessly receive power in a first range from the power transmitting device through the power receiver when it is identified that a wireless charging protection mode has not been entered, to charge the battery using power in the first range, to identify a charge amount of the battery charged for a designated time, and to identify that a metallic foreign object exists, and to change the heat generation control condition in case it is identified that the charge amount of the battery is less than a designated value.