Surplus lithium battery pack
A technology of accumulator pack and lithium battery, which is applied in the field of surplus lithium battery accumulator pack to achieve the effect of easy operation and simple method
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[0019] The following is a detailed description of the surplus lithium battery battery pack of the present invention with reference to the embodiments.
[0020] figure 1 It is a schematic diagram of the internal connection of the surplus lithium battery battery pack of the present invention.
[0021] The surplus lithium battery storage battery pack of the present invention includes N in-use battery cell strings connected in series, point E is the negative output terminal, point B is the positive output terminal, and at least one battery cell is connected in series at point B of the positive terminal of the battery pack (N+1) As a backup battery cell, in normal use state, the output of the battery pack is output from the positive terminal B and the negative terminal E of the N in-use battery cell strings connected in series. The backup battery cell is in series state. There are several connection points A, A1, A2...Ax, and the positive terminal Ax of the last backup battery cell is i...
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