The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Dec. 16, 2003

Filed:

Feb. 20, 2002
Applicant:
Inventors:

Yasushi Harada, Hitachi, JP;

Yasushi Tomita, Mito, JP;

Shigeru Sugiyama, Hitachi, JP;

Assignee:

Hitachi, Ltd., Tokyo, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G05D 2/702 ;
U.S. Cl.
CPC ...
G05D 2/702 ;
Abstract

An operation support system is arranged to effectively provide an operator of an energy supply facility for supplying a plurality of energies in different forms with a hint of an operating method in which energy safety supply and operation cost reduction are both realized. The operation support system takes the steps of deriving demand prediction upper limit value and lower value for each energy form based on recorded demand data; deriving target operation pattern upper and lower limit values of each energy supply device based on the demand prediction upper and lower values; and displaying the target operation pattern upper and lower limit values.


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