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:
Oct. 25, 2016

Filed:

Aug. 17, 2012
Applicants:

Hirotaka Takahashi, Hitachinaka, JP;

Yasushi Tomita, Mito, JP;

Takashi Oda, Tokyo, JP;

Eri Isozaki, Chiba, JP;

Tsukasa Onishi, Hitachinaka, JP;

Kazuhiro Horikoshi, Sendai, JP;

Katsuhiro Matsuda, Sendai, JP;

Inventors:

Hirotaka Takahashi, Hitachinaka, JP;

Yasushi Tomita, Mito, JP;

Takashi Oda, Tokyo, JP;

Eri Isozaki, Chiba, JP;

Tsukasa Onishi, Hitachinaka, JP;

Kazuhiro Horikoshi, Sendai, JP;

Katsuhiro Matsuda, Sendai, JP;

Assignees:

Hitachi, Ltd., Tokyo, JP;

Tohoku Electric Power Co., Inc., Sendai-shi, JP;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H02J 3/14 (2006.01); H02J 3/00 (2006.01);
U.S. Cl.
CPC ...
H02J 3/14 (2013.01); H02J 2003/003 (2013.01); Y02B 70/3225 (2013.01); Y04S 10/54 (2013.01); Y04S 20/222 (2013.01);
Abstract

A load leveling system and a method for a power system are capable of attaining load leveling in a distribution substation unit. The load leveling system is for a power system with a controller having a major customer and lower transforming apparatus, and with a customer connected to the lower transforming apparatus via a low-voltage line. The system also has a communication unit between the customer and its own system, and control use time zones of devices within the customer, as well as an electric demand prediction unit, and a first load leveling processing unit. By employing such a system, it becomes possible to provide a load leveling system for a power system that is capable of realizing load leveling of both a distribution substation unit and a pole transformer unit.


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