Fuel cell system with mechanical check valve
US8709670B2 · kind B2 · utility
2Cited by
4References
14Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 7, 2010 |
| Grant date | Apr 29, 2014 |
| Priority date | — |
| Expiry date | Jul 2, 2032 |
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 may include a cathode loop having an operating pressure during fuel cell system operation. The cathode loop may include a normally open mechanical check valve disposed at a water pooling location within the loop and having a cracking pressure approximately equal to the operating pressure.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.