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:
Apr. 11, 2023

Filed:

Jun. 22, 2021
Applicant:

Huawei Digital Power Technologies Co., Ltd., Shenzhen, CN;

Inventors:

Yanzhong Zhang, Shanghai, CN;

Zhenhuan Shu, Shanghai, CN;

Xun Wang, Shanghai, CN;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02J 3/38 (2006.01);
U.S. Cl.
CPC ...
H02J 3/381 (2013.01); H02J 2300/26 (2020.01);
Abstract

This application relates to the field of power technologies, and provides a photovoltaic system, which can increase a working voltage of a photovoltaic string. The photovoltaic system includes an adapter circuit, a first photovoltaic string, a second photovoltaic string, and a controller. The controller includes an inverter or a combiner box. The first photovoltaic string and the second photovoltaic string are configured to provide electric energy for the controller. The adapter circuit is configured to be connected to the first photovoltaic string in series, and further configured to connect the second photovoltaic string to the first photovoltaic string in series when a voltage of the first photovoltaic string is lower than a preset threshold.


Find Patent Forward Citations

Loading…