Shutdown strategy to avoid carbon corrosion due to slow hydrogen/air intrusion rates
US9368816B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Oct 10, 2013 |
| Grant date | Jun 14, 2016 |
| Priority date | — |
| Expiry date | Apr 19, 2034 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02E60/50
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A fuel cell system including a fuel cell stack having a plurality of fuel cells, each of the fuel cells including an electrolyte membrane disposed between an anode and a cathode, an anode supply manifold in fluid communication with the anodes of the fuel cells, the anode supply manifold providing fluid communication between a source of hydrogen and the anodes, an anode exhaust manifold in fluid communication with the anodes of the fuel cells, and a fan in fluid communication with the anodes of the fuel cells, wherein the fan controls a flow of fluid through the anodes of the fuel cells after the fuel cell system is shutdown.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.