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Power supply system

  • US 9,523,991 B2
  • Filed: 10/24/2013
  • Issued: 12/20/2016
  • Est. Priority Date: 05/30/2011
  • Status: Active Grant
First Claim
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1. A power supply system comprising a commercial electrical grid, a distributed power source, a storage cell, an appliance, and a controller configured to select a non-regular power transfer pathway among the power supply system components;

  • whereinthe distributed power source, the storage cell, the appliance and the controller are located on a consumer unit side of the power supply system;

    the non-regular pathway comprises a first excess power selling mode of causing excess power generated by the distributed power source to reversely flow into the commercial electrical grid, and a second assist mode wherein all power generated by the distributed power source flows into the commercial electrical grid, andthe storage cell supplies all power to the appliance in the second assist mode.

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