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:
Jan. 29, 2019

Filed:

Aug. 26, 2015
Applicant:

Mitsubishi Electric Corporation, Tokyo, JP;

Inventor:

Kei Hayase, Tokyo, JP;

Assignee:
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H02M 3/28 (2006.01); H02M 3/335 (2006.01); H02M 1/08 (2006.01); H02M 1/00 (2006.01); H02M 1/34 (2007.01);
U.S. Cl.
CPC ...
H02M 3/33569 (2013.01); H02M 1/08 (2013.01); H02M 3/28 (2013.01); H02M 2001/0058 (2013.01); H02M 2001/346 (2013.01);
Abstract

This invention is concerning a secondary side reflux circuit having a series circuit that is formed by connecting a secondary side reflux diode and a reflux reactor in series, the secondary side reflux circuit being provided on a secondary side of a DC/DC converter that subjects DC power from a DC power supply to DC/DC conversion and outputs the converted power to a load connected in series to a smoothing reactor connected to an output side of a rectifier circuit having a plurality of rectifying semiconductor switching elements. During a period in which a voltage from the DC power supply is not applied to a primary side of a transformer, the secondary side reflux circuit diverts a load current flowing through a load so as to return the load current to the load.


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