Suzhou Metabrain Intelligent Technology Co., Ltd.

Deyang Hua

Lingyan Wang

An Wu

Dongyu Zhang

Jianyu Li

A power supply system and method of a server, an electronic device, and a storage medium are provided. By means of cooperative work of main circuit structures such as a high-voltage battery power master control unit, battery string management and control units, and power conversion string management and control units, power information of each subsystem in the power supply system is collected and analyzed in real time, and the high-voltage battery power master control unit can also issue a corresponding control instruction to each subsystem according to the analysis result so as to realize power control of each subsystem, thereby controlling the total output power of the server.

Power supply system and method of server, electronic device, and storage medium

A power-fail hold-up circuit includes: a first energy storage circuit, including multiple capacitors connected in parallel, the multiple capacitors being used to store energy and to provide reverse power to the server; a second energy storage circuit, including an inductor and a first switching transistor, wherein the inductor and the first switching transistor are sequentially connected in series between a positive pole of the input bus and a negative pole of the input bus, and the inductor is used to store energy to boost a voltage to a target voltage; and a third energy storage circuit, including a second switching transistor and an energy storage capacitor, wherein the second switching transistor and the energy storage capacitor are sequentially connected in series between the inductor and the negative pole, the inductor is used to charge the energy storage capacitor, and the energy storage capacitor provides reverse power to the server.

Power-failure hold circuit, power supply protection method and apparatus, and power supply control circuit

Embodiments of the present application provide a power supply control method and apparatus of a server, and a power support unit of a server. The method includes: obtaining a target power supply power of a server to be powered; selecting, from a plurality of voltage converters deployed in a power support unit, one or more target voltage converters matched with the target power supply power; and controlling the one or more target voltage converters to supply power to the server, wherein each target voltage converter is configured for converting a power supply voltage of a power supply into a power supply voltage of the server. According to the present application, the problem in related art of low power supply efficiency of the power support unit can be solved, and the effect of improving the power supply efficiency of the power support unit is achieved.

Power supply control method and apparatus for server, and power support unit of server

Disclosed are an Ethernet device, and a bidirectional converter and a control method. The bidirectional converter is arranged in any Ethernet device, including: a first switch transistor, a second switch transistor, a third switch transistor, a fourth switch transistor, a first transformer, and a controller. The controller is configured to: enable the bidirectional converter to be in a forward mode or a flyback mode by controlling respective on/off states of the first switch transistor, the second switch transistor, the third switch transistor and the fourth switch transistor. The bidirectional converter is configured to: in response to being in the forward mode, receive power supplied from a network port and transmit electric energy to a load bus, or in response to being in the flyback mode, receive power supplied from the load bus and transmit electric energy to the network port.

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SuZhou, China

Deyang Hua