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. 13, 2022
Filed:
Mar. 23, 2020
Doosan Enerbility Co., Ltd., Changwon-si, KR;
DOOSAN ENERBILITY CO., LTD., Changwon, KR;
Abstract
A power plant-connected energy storage system maintains frequency quality of power generated and supplied by a power plant. The system includes an electric energy storage unit that includes two or more batteries of different types and is configured to be charged or discharged to improve frequency quality of power output from the power plant; and a power conditioner configured to control of the power output from the power plant and to control charge and discharge at least one of the two or more batteries in accordance with the control of the power output from the power plant. The two or more batteries include a short cycle battery having a relatively short charge/discharge cycle and a long cycle battery having a relatively long charge/discharge cycle.