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:
Jun. 21, 2016

Filed:

Mar. 26, 2013
Applicant:

Denso Corporation, Kariya, Aichi-pref., JP;

Inventor:

Seikoh Arimura, Obu, JP;

Assignee:

DENSO CORPORATION, Kariya, JP;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H02M 7/797 (2006.01); H02M 3/158 (2006.01); B60L 11/18 (2006.01);
U.S. Cl.
CPC ...
H02M 7/797 (2013.01); B60L 11/1803 (2013.01); H02M 3/1582 (2013.01); B60L 2210/14 (2013.01); Y02T 10/7005 (2013.01); Y02T 10/7225 (2013.01);
Abstract

The present application presents a power conversion control device that does not reduce electric power conversion efficiency. A mode judging section judges whether a direction of current flowing through an inductor has been reversed or not based on both an average value of current flowing through the inductor, the average value being calculated by an average current calculating section, and a difference (i.e peak current) between a maximum value and a minimum value of a current flowing through the inductor, the difference being calculated by a peak current calculating section. And then if the judging section has determined that the direction of current flowing through an inductor has been reversed, the power conversion control device makes the switching elements ON/OFF-operation corresponding to either one of a power running mode or an electric power regenerating mode.


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