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Title:
CONTROL DEVICE AND CONTROL METHOD FOR DISTRIBUTED POWER GENERATION DEVICE
Document Type and Number:
WIPO Patent Application WO/2013/118266
Kind Code:
A1
Abstract:
The present invention addresses the problem of estimating a constrained amount of electric power when the amount of power generated on the consumer side is constrained. In the present invention, control pattern information for controlling power generation on the consumer side is configured such that a first time band in which power generation is constrained and a second time band in which power generation is not constrained appear continuously alternating with each other. A power generation amount estimator estimates a potential amount of power that would have been generated if power generation by a distributed power generation device were not constrained in the first time band, on the basis of a first amount of power generated in the first time band and a second amount of power generated in the second time band. The power generation amount estimator may also calculate, as the constrained amount of electric power, the difference between the potential amount of power generated and a first upper-limit value for constraining the first amount of power generated.

Inventors:
SAWA TOSHIYUKI (JP)
MORI SHIGEKI (JP)
TSURUGAI MITSUO (JP)
Application Number:
PCT/JP2012/052920
Publication Date:
August 15, 2013
Filing Date:
February 09, 2012
Export Citation:
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Assignee:
HITACHI LTD (JP)
SAWA TOSHIYUKI (JP)
MORI SHIGEKI (JP)
TSURUGAI MITSUO (JP)
International Classes:
H02J3/00
Foreign References:
JP2011176948A2011-09-08
JP2009077457A2009-04-09
Attorney, Agent or Firm:
WILLFORT INTERNATIONAL (JP)
Patent business corporation Wil photograph international patent firm (JP)
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