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Building Energy Management System

  • US 20090125149A1
  • Filed: 09/28/2005
  • Published: 05/14/2009
  • Est. Priority Date: 02/08/2005
  • Status: Active Grant
First Claim
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1. An energy management system for managing consumed energy of a control target device including air conditioners in a building, said energy management system comprising:

  • a demand estimation means, which receives a signal indicating used power of the building and estimates used power for every predetermined time;

    a demand warning generation means, which receives the demand estimation and then generates a warning; and

    a digital control means, which turns the control target device on and off according to a preset program such that surplus load for each predetermined time is reduced.

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