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:
Dec. 09, 2025
Filed:
Sep. 05, 2024
Shanghai Sigeyuan Intelligent Technology Co., Ltd, Shanghai, CN;
Yijin Qin, Shanghai, CN;
Zhimin Jiang, Shanghai, CN;
SHANGHAI SIGEYUAN INTELLIGENT TECHNOLOGY CO., LTD, Shanghai, CN;
Abstract
A photovoltaic inverter and a control method thereof are provided. The photovoltaic inverter includes: a three-phase bridge arm, including an A-phase bridge arm, a B-phase bridge arm, and a C-phase bridge arm, where a midpoint of the A-phase bridge arm is electrically connected to an A-phase line, a midpoint of the B-phase bridge arm is electrically connected to a B-phase line, a midpoint of the C-phase bridge arm is electrically connected to a C-phase line, and a midpoint of any one of the A-phase bridge arm, the B-phase bridge arm, and the C-phase bridge arm is also electrically connected to a neutral wire through a freewheeling branch; and a switching circuit electrically connected between the neutral wire and a user side.