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Power supply unit, distributed power supply system and electric vehicle loaded therewith

  • US 20040160209A1
  • Filed: 02/19/2004
  • Published: 08/19/2004
  • Est. Priority Date: 11/22/2001
  • Status: Active Grant
First Claim
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1. A power supply unit capable of being charged and discharged, comprising:

  • at least a first cell; and

    a plurality of second cells connected in parallel to said first cell, and capable of selected one of the electrolysis of the electrolytic solution and the recombination of the generated gas;

    wherein a plurality of said parallel circuits each including the first cell and the second cells are connected in series, and wherein a charger/discharger is adapted to charge said cells up to a voltage at which the electrolytic solution of said second cells is electrolyzed or a voltage at which the generated gas is recombined.

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