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:
Dec. 23, 2014

Filed:

Jun. 20, 2011
Applicants:

Yoshinobu Nakano, Toyota, JP;

Katsunori Yai, Gifu, JP;

Inventors:

Yoshinobu Nakano, Toyota, JP;

Katsunori Yai, Gifu, JP;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H02J 3/30 (2006.01); H02M 5/293 (2006.01); H02M 5/458 (2006.01); H02M 1/00 (2006.01);
U.S. Cl.
CPC ...
H02M 5/4585 (2013.01); H02M 2001/0009 (2013.01); H02M 5/293 (2013.01); H02M 5/458 (2013.01);
Abstract

A power generating system includes a control device, a first current detection device detecting a load alternating electric current, and a second current detection device detecting a direct current of the direct current power converted by a first converter. The control device obtains a first integrated value by integrating a direct current component corresponding to a positive electric current positioned at a positive side relative to a zero-crossing of the load alternating electric current among the direct current of the direct current power converted by the first converter and detected by the second current detection device by time, obtains a second integrated value by integrating a direct current component corresponding to a negative electric current by time, and detects a direct current component included in the load alternating electric current on the basis of a degree of a difference between the first integrated value and the second integrated value.


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