Battery pack with standby unit and dynamic management method of battery pack
A backup battery, dynamic management technology, applied in electric vehicles, battery circuit devices, safety/protection battery circuits, etc., can solve problems affecting the use efficiency of battery packs, and achieve the effect of improving use efficiency
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[0031] Embodiment 1: A battery pack system with a backup unit includes: a main battery module, a multiplexer, a controller, and a backup battery module. The main battery module is connected to the multiplexer; the multiplexer is connected to the backup battery module. The controller is sequentially connected with the main battery module, the multiplexer and the backup battery module.
[0032] figure 1 It is a structural diagram of a battery pack system with a backup unit. In the main battery module, 9 single batteries are connected in series, and in the backup battery module, 2 backup battery branches are set to make it easier to understand the description, but the single battery, backup battery The number can be more.
[0033] The main battery module includes an acquisition circuit, a single battery and a multi-way switch. The acquisition circuit is connected in parallel with the single cells; the single cells 1-9 and the multi-way switches 1-10 are sequentially connected ...
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