×

Method and apparatus for controlling cooling and detecting abnormality in battery pack system

  • US 20030087148A1
  • Filed: 11/05/2002
  • Published: 05/08/2003
  • Est. Priority Date: 11/06/2001
  • Status: Active Grant
First Claim
Patent Images

1. A method for controlling cooling in a battery pack system, the battery pack system being composed of a plurality of battery pack blocks connected with one another in series, in parallel, or by a combination of serial connection and parallel connection, each of the battery pack blocks being constituted by connecting a plurality of cells in series, the method comprising:

  • cooling each of the battery pack blocks in a cooling mode selected from a plurality of cooling modes for each battery pack block; and

    controlling the system so that an SOC difference between the battery pack blocks is made equal to or smaller than a threshold, when an SOC difference between one battery pack block and another battery pack block exceeds the threshold, by switching a cooling mode of the one battery pack block.

View all claims
  • 1 Assignment
Timeline View
Assignment View
    ×
    ×