Abstract: The disclosure discloses a scheduling method for collaborative work of multi-device in a parallel switching system, the method comprises: providing a load and N backup energy storage devices, n is a positive integer greater than or equal to 2; and connecting the AC output interfaces of the N backup energy storage devices to the load or assembling the AC charging interfaces of the N backup energy storage devices to form a parallel switching system and obtaining numbers 1 to N according to the sequence of the communication modules accessing Wi-Fi hotspots. When the backup energy storage device with any number is switched to the load in the power supply mode, the other backup energy storage devices are switched to the wire mode to transfer current.

Abstract: The disclosure discloses a scheduling method for collaborative work of multi-device in a parallel switching system, the method comprises:providing a load and N backup energy storage devices, n is a positive integer greater than or equal to 2; and connecting the AC output interfaces of the N backup energy storage devices to the load or assembling the AC charging interfaces of the N backup energy storage devices to form a parallel switching system and obtaining numbers 1 to N according to the sequence of the communication modules accessing Wi-Fi hotspots. When the backup energy storage device with any number is switched to the load in the power supply mode, the other backup energy storage devices are switched to the wire mode to transfer current.

Abstract: The present disclosure provides a detecting circuit and a detecting system of a back-up energy-storing system and related detecting method thereof. The detecting circuit comprises a battery, insulation resistors, resistors, voltage sources, and switches. The detecting system comprises an detecting circuit, voltage acquisition chips and a MCU. By calculating the resistance values of the insulation resistors, and detecting the insulativity between the positive pole and negative pole of the battery and the housing of the back-up energy-storing system, Circuit design of the detecting system of the present disclosure is simple and detecting accuracy of the detecting system of the present disclosure is high. It is convenient for an user to judge the safety of the detecting system.

Abstract: The disclosure discloses a communication system and method for a charger and an electric vehicle. The communication system includes a battery system, a 2-dimensional bar code generating module and a charging and detecting module disposed on the electric vehicle. The communication system further includes a power module, a 2-dimensional bar code identifying module, a start button and a discharging module disposed on the charger. The 2-dimensional bar code generating module is connected to the battery system for obtaining the internal information of electric vehicles, which is displayed in a form of 2-dimensional bar code images. The 2-dimensional bar code identifying module is connected to the power module for realizing scanning, recognition and payment functions. The power module includes a discharge microcontroller and a discharge circuit, which is used to charge electric vehicles and adjust charging strategies according to 2-dimensional bar code images.

Abstract: The present disclosure relates to a vehicle-mounted energy-storing power supply. The vehicle-mounted energy-storing power supply comprises a power supply main body disposed to set the accumulator; a bottom cover disposed at the bottom of the power supply main body; a heat dissipating and dustproof device disposed on the bottom cover which comprises a sealed outer frame and a cooling tube, the cooling tube is filled with coolant; wherein the sealed outer frame is a hollow structure for disposing the cooling tube to cool the accumulator. The present disclosure exists space between an accumulator and an bottom cover, and meanwhile disposes positioned space and a cooling tube between the accumulator and the bottom cover, so that the accumulator can quickly be cooled and the cooling tube can continuously cool the accumulator then ensuring the accumulator normally operate.