Balancing control method and circuit for battery pack
A technology of equalization control and equalization circuit, which is applied in the direction of charge equalization circuit, battery circuit device, circuit, etc., can solve the problems of heat dissipation, low efficiency of passive equalization, and burnt out of equalization circuit, etc., so as to prolong the equalization time, improve equalization efficiency, Guarantee the effect of balanced effect
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[0040] According to one embodiment of the present invention, it also includes: in step 230, when balancing the single battery according to the recorded battery number, in step 240, when it is detected that the voltage of the single battery reaches the set value V1 , in step 260, stop balancing the cells according to the recorded cell numbers, and balance the cells reaching the set value V1, and in step 270, delete the recorded cell numbers, and record The battery number of the single battery that reaches the set value V1.
[0041] According to one embodiment of the present invention, it further includes: when the N times of charging are cut off, in step 280, detecting the voltages of several single cells in the battery pack, when the detected voltages of the several single cells are at least When some of them are less than or equal to the set value V2, in step 290, set Flag to 0; 1. Delete the recorded battery number. After step 290 or 292 is executed, the charging ends.
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