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:
Nov. 04, 2025
Filed:
Oct. 04, 2022
Lg Energy Solution, Ltd., Seoul, KR;
Byeongho Mun, Daejeon, KR;
Jongcheol Kim, Daejeon, KR;
Inho Jung, Daejeon, KR;
Hyeungil Jo, Daejeon, KR;
LG ENERGY SOLUTION, LTD., Seoul, KR;
Abstract
An energy storage system, including a photovoltaic (PV) system and a battery system and connected with a power grid, may comprise a power conversion system (PCS) connected with the power grid and selectively connected to at least one of the photovoltaic system and the battery system; a first switch selectively connecting the photovoltaic system and a direct current (DC) link of the power conversion system; a second switch selectively connecting the battery system and a DC link of the power conversion system; and a controller for controlling a ground structure of at least one of the photovoltaic system, the battery system, and the power conversion system by controlling the first switch and the second switch based on a state of the photovoltaic system and a state of the battery system.