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.
Patent No.:
Date of Patent:
Mar. 20, 2018
Filed:
May. 26, 2017
Applicant:
Sungrow Power Supply Co., Ltd., Hefei, Anhui, CN;
Inventors:
Assignee:
SUNGROW POWER SUPPLY CO., LTD., Hefei, CN;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02S 50/10 (2014.01); H02J 3/38 (2006.01); H02S 40/32 (2014.01);
U.S. Cl.
CPC ...
H02S 50/10 (2014.12); H02J 3/383 (2013.01); H02S 40/32 (2014.12);
Abstract
A photovoltaic inverter system and a method, and a PID effect compensation device for the photovoltaic inverter system are provided. A processing control unit records operation conditions of photovoltaic modules, determines whether a PID effect compensation condition is met, calculates a compensation voltage optimally and controls the integrated PID compensation device to perform PID effect compensation on the photovoltaic modules.