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:
Aug. 07, 2018

Filed:

Feb. 24, 2016
Applicant:

Mitsubishi Electric Corporation, Chiyoda-ku, JP;

Inventors:

Takushi Jimichi, Chiyoda-ku, JP;

Tatsuya Okuda, Chiyoda-ku, JP;

Osamu Mori, Chiyoda-ku, JP;

Takaharu Ishibashi, Chiyoda-ku, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02M 3/335 (2006.01); H02M 1/08 (2006.01); H02M 1/00 (2006.01);
U.S. Cl.
CPC ...
H02M 3/33584 (2013.01); H02M 1/08 (2013.01); H02M 3/33515 (2013.01); H02M 1/083 (2013.01); H02M 2001/0054 (2013.01); H02M 2001/0058 (2013.01);
Abstract

Using two converters placed in a primary-side and a secondary-side and each configured as a single-phase full-bridge, and one single-phase transformer TR, a power conversion device converts DC power of a primary-side capacitor to which a primary-side DC voltage is applied, to DC power of a secondary-side capacitor to which a secondary-side DC voltage is applied, through a transformer. A control device sets a dead time Tdfor the converter serving as a power-transferring side converter, to be equal to or less than a current-polarity reversal time Tcmtt, to thereby surely achieve zero-voltage switching.


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