Method for detecting minor short in cells and method for detecting cell short in cells

  • US 6,255,803 B1
  • Filed: 08/04/2000
  • Issued: 07/03/2001
  • Est. Priority Date: 08/10/1999
  • Status: Expired due to Term
First Claim
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1. A method for detecting a minor short in at least one of a plurality of cells of a battery pack, the method comprising:

  • a first step of measuring a voltage of at least one of the plurality of cells in a process of charging the battery pack;

    a second step of measuring a voltage of the at least one of the plurality of cells in a process of discharging the battery pack; and

    a third step of detecting the minor short in the at least one of the plurality of cells based on measurement results from the first step and the second step.

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