×

ESTIMATING CONDITION OF BATTERY, RELATED SYSTEM AND VEHICLE

  • US 20140214349A1
  • Filed: 01/30/2014
  • Published: 07/31/2014
  • Est. Priority Date: 01/31/2013
  • Status: Active Grant
First Claim
Patent Images

1. A method for estimating a condition of a battery, comprising:

  • identifying a usage mode of the battery during a period of time and a corresponding attenuation curve, according to recorded data on battery usage and stored usage modes of the battery and attenuation curves corresponding to the stored usage modes, wherein each attenuation curve represents a change of a fully charged capacity of the battery over battery usage; and

    calculating a degradation of the battery according to the recorded data and the identified usage mode and its corresponding attenuation curve, the degradation representing a quantity of the fully charged capacity of the battery that is reduced over the battery usage.

View all claims
  • 2 Assignments
Timeline View
Assignment View
    ×
    ×