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Charging method for storage battery packs

  • US 20040169491A1
  • Filed: 12/03/2003
  • Published: 09/02/2004
  • Est. Priority Date: 12/04/2002
  • Status: Active Grant
First Claim
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1. A charging method for a battery pack, wherein each of the at least two series-connected cells is supplied with an effective charging current (ICharge) in a charging cycle (1) over a charging period and is supplied with a lower effective refresh current (Irefresh) in an at least occasional subsequent refresh cycle (2) over a refresh charging cycle (6), wherein the refresh cycle (2) follows after a period (K) in a number (M) of charging cycles (1).

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