Invention Grant
- Patent Title: Method for mitigating cell degradation due to startup and shutdown via cathode re-circulation combined with electrical shorting of stack
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Application No.: US11463622Application Date: 2006-08-10
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Publication No.: US09614236B2Publication Date: 2017-04-04
- Inventor: Paul Taichiang Yu , Frederick T. Wagner
- Applicant: Paul Taichiang Yu , Frederick T. Wagner
- Applicant Address: US MI Detroit
- Assignee: GM Global Technology Operations LLC
- Current Assignee: GM Global Technology Operations LLC
- Current Assignee Address: US MI Detroit
- Agency: Miller IP Group, PLC
- Agent John A. Miller
- Main IPC: H01M8/04
- IPC: H01M8/04 ; H01M8/04089 ; H01M8/04223 ; H01M8/04537 ; H01M8/04791 ; H01M8/04955 ; H01M8/04746 ; H01M8/1018
Abstract:
A fuel cell system that employs a process for minimizing corrosion in the cathode side of a fuel cell stack in the system by combining cathode re-circulation and stack short-circuiting at system shut-down and start-up.
Public/Granted literature
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