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Power converting apparatus and power generating apparatus

  • US 20040151011A1
  • Filed: 01/21/2004
  • Published: 08/05/2004
  • Est. Priority Date: 09/29/2000
  • Status: Active Grant
First Claim
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1. A power converting apparatus which is connected to an electric power system, said apparatus comprising:

  • a converting circuit, arranged to convert direct current power to alternating current power;

    a transforming circuit, arranged to transform voltage outputted from said converting circuit;

    a switch, arranged to make/break connection between said transforming circuit and the electric power system; and

    a controller, arranged to control operation of said converting circuit and transforming circuit, and connection of said switch based on a line voltage of the electric power system and/or a connection state between said apparatus and the electric power system.

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