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:
Apr. 05, 2022
Filed:
Sep. 18, 2019
Hyundai Motor Company, Seoul, KR;
Kia Motors Corporation, Seoul, KR;
Dae Jong Kim, Gyeonggi-do, KR;
Hyun Suk Choo, Gyeonggi-do, KR;
Hyundai Motor Company, Seoul, KR;
Kia Motors Corporation, Seoul, KR;
Abstract
An operating control method of a fuel cell stack is provide. The method includes diagnosing performance of a fuel cell stack based on an output current of the fuel cell stack, when an operating voltage of the fuel cell stack is within a predetermined diagnostic voltage range. Whether a recovery operation of the fuel cell stack is required is determined based on the diagnosed performance of the fuel cell stack and the voltage of the fuel cell stack is reduced, when the recovery operation of the fuel cell stack is required to recover performance of the fuel cell stack.