Method for mitigating cell degradation due to startup and shutdown via cathode re-circulation combined with electrical shorting of stack
US9614236B2 · kind B2 · utility
10Cited by
3References
10Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 10, 2006 |
| Grant date | Apr 4, 2017 |
| Priority date | — |
| Expiry date | Dec 6, 2031 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02T90/40
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
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.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.