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:
Nov. 29, 2016

Filed:

Mar. 04, 2014
Applicant:

Enphase Energy, Inc., Petaluma, CA (US);

Inventors:

Martin Fornage, Petaluma, CA (US);

Marv Dargatz, Auburn, CA (US);

Assignee:

Enphase Energy, Inc., Petaluma, CA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02M 7/44 (2006.01); H02J 3/38 (2006.01);
U.S. Cl.
CPC ...
H02J 3/383 (2013.01); H02J 3/386 (2013.01); H02M 7/44 (2013.01); H02J 3/382 (2013.01); Y02E 10/563 (2013.01); Y02E 10/763 (2013.01);
Abstract

A method and apparatus for correcting a locally measured inverter voltage. In one embodiment, the method comprises determining a voltage compensation to compensate for a voltage drop along an AC bus between an inverter and a remotely located point on the AC bus; obtaining a voltage measurement at the inverter; applying the voltage compensation to the voltage measurement to determine a corrected voltage measurement; comparing the corrected voltage measurement to a voltage requirement; and performing a corrective action at the inverter when the corrected voltage measurement does not meet the voltage requirement.


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