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Electric power consumption control system

  • US 8,866,420 B2
  • Filed: 01/20/2011
  • Issued: 10/21/2014
  • Est. Priority Date: 01/29/2010
  • Status: Active Grant
First Claim
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1. An electric power consumption control system for a facility in which a plurality of industrial machines each causing a motor to rotationally drive are installed, whereinonly one of the industrial machines includes controlling means for controlling at least one of a rotational acceleration/deceleration speed Pi and a rotational speed Si of the motor of the one industrial machine, on the basis of information on an electric power consumption Wt of the facility, in such a way that the electric power consumption Wt becomes equal to or less than a specified value We, andthe electric power consumption control system comprises electric power monitoring means for obtaining the electric power consumption Wt of the facility by measuring each of electric power consumptions of all of the industrial machines installed in the facility and for providing the information on the electric power consumption Wt to the controlling means of the industrial machine including the controlling means.

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