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Multi-building control for demand response power usage control

  • US 20090048718A1
  • Filed: 08/15/2007
  • Published: 02/19/2009
  • Est. Priority Date: 08/15/2007
  • Status: Active Grant
First Claim
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1. A system for controlling energy usage within a portfolio of buildings, each building receiving energy service from a same energy company, the system comprising:

  • an energy usage estimation system for tracking a projected energy usage of the buildings in the portfolio of buildings and for determining if a condition requires a change in energy usage by at least one building in the portfolio of buildings; and

    an energy usage coordinator for communicating (1) a first request with a first controller of a first high energy device at a first building in the portfolio of buildings to request that the first high energy device enter a different power mode and (2) a second request with a second controller of a second high energy device at a second building in the portfolio of buildings to request that the second high energy device enter a different power mode.

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