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SOLAR POWERED SYSTEM WITH GRID BACKUP

  • US 20110068624A1
  • Filed: 09/22/2009
  • Published: 03/24/2011
  • Est. Priority Date: 09/22/2009
  • Status: Active Grant
First Claim
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1. A method comprising:

  • receiving power from a solar array;

    using the received power from the solar array to charge a battery;

    applying power from the battery to power a load; and

    drawing power from a power grid as a function of the power drawn from the battery to power the load and the power received from the solar array without providing power back to the grid.

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