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SYSTEMS AND METHODS FOR DETERMINING BATTERY STATE-OF-HEALTH

  • US 20130066573A1
  • Filed: 08/17/2012
  • Published: 03/14/2013
  • Est. Priority Date: 09/12/2011
  • Status: Active Grant
First Claim
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1. A method of calculating a state-of-health (SOH) of a chemical battery including individual or parallel-grouped cells, the method comprising:

  • charging the battery to a maximum charge potential of the battery;

    after waiting a predetermined period of time after completion of the charging, determining an open-circuit voltage (OCV) of the battery; and

    based on the determined OCV of the battery, determining the SOH of the battery.

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