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Device for operating inverter and power system

  • US 6,175,512 B1
  • Filed: 05/19/1999
  • Issued: 01/16/2001
  • Est. Priority Date: 05/22/1998
  • Status: Expired due to Term
First Claim
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1. A device for operating inverters comprising:

  • a plurality of inverters connected in parallel to a DC source, means for determining the number of inverters to be operated on a basis of AC output from said plurality of inverters or DC output from said DC source, and selection means for selecting said determined number of inverters to be operated with less operating time among said plurality of inverters.

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