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:
Sep. 22, 2026

Filed:

Feb. 06, 2023
Applicant:

Tmeic Corporation, Tokyo, JP;

Inventors:

Mitsuhiko Sagara, Tokyo, JP;

Issei Fukasawa, Tokyo, JP;

Assignee:

TMEIC CORPORATION, Tokyo, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02M 1/12 (2006.01); H02M 1/32 (2007.01); H02M 1/36 (2007.01); H02M 7/483 (2007.01);
U.S. Cl.
CPC ...
H02M 7/483 (2013.01); H02M 1/12 (2013.01); H02M 1/32 (2013.01); H02M 1/36 (2013.01);
Abstract

A power conditioning system having a controller which includes voltage recognition circuitry that recognizes a voltage value of a voltage to be generated by a circuit component, a voltage calculation circuitry that calculates a voltage calculation value on the basis of the voltage value recognized by the voltage recognition circuitry, failure determination circuitry that compares the voltage calculation value calculated by the voltage calculation circuitry with a predetermined threshold and determines that a failure occurs in an AC capacitor in a case where the voltage calculation value is smaller than the predetermined threshold, and operation control circuitry that stops a power conditioner in a case where the failure determination circuitry determines that a failure occurs in the AC capacitor during operation of the power conditioner.


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