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:
Jul. 14, 2015

Filed:

Dec. 06, 2012
Applicants:

Osamu Mori, Chiyoda-ku, JP;

Masatoshi Takeda, Osaka, JP;

Shinichi Ogusa, Chiyoda-ku, JP;

Inventors:

Osamu Mori, Chiyoda-ku, JP;

Masatoshi Takeda, Osaka, JP;

Shinichi Ogusa, Chiyoda-ku, JP;

Assignee:

MITSUBISHI ELECTRIC CORPORATION, Chiyoda-Ku, Tokyo, JP;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G05F 1/70 (2006.01); H02M 1/42 (2007.01);
U.S. Cl.
CPC ...
G05F 1/70 (2013.01); H02M 1/4208 (2013.01); Y02E 40/30 (2013.01);
Abstract

Three-phase thyristor switched capacitors are delta-connected to three-phase AC buses. Each thyristor switched capacitor includes a reactor, a capacitor, and a thyristor switch that are electrically connected in series. The thyristor switches of the three phases are arranged so that the terminal-to-terminal distance between respective thyristor switches of respective phases are not uniform. The three-phase thyristor switched capacitors are configured so that the thyristor switched capacitors of two of the three phases having a shortest terminal-to-terminal distance therebetween are opposite to each other in terms of connection order in which the thyristor switch and the capacitor are electrically connected along a loop path made up of the delta-connected thyristor switched capacitors.


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