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Power distribution with wraparound bus

  • US 9,318,919 B2
  • Filed: 06/22/2012
  • Issued: 04/19/2016
  • Est. Priority Date: 06/22/2012
  • Status: Active Grant
First Claim
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1. A generator set providing power to at least two units, the generator set comprising:

  • a reserve generator;

    a reserve bus connecting respective units to the reserve generator;

    a wraparound bus connecting the respective units to the reserve bus;

    for respective units;

    a utility line;

    a unit generator;

    a generator switch that;

    routes power to a unit load from the utility line, andresponsive to detecting unit load exceeding power from the utility line, routes power to the unit load from the unit generator;

    a reserve switch that, responsive to detecting unit load exceeding power routed by the generator switch, routes power to the unit load from the reserve bus; and

    a wraparound controller that, when the unit has capacity exceeding the unit load, selectively connects the unit to the wraparound bus to supplement the power provided by the reserve generator to a second unit load.

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