Fuel cell stack
US10727523B2 · kind B2 · utility
Assignees
Inventors
Key dates
| Filing date | Mar 23, 2018 |
| Grant date | Jul 28, 2020 |
| Priority date | — |
| Expiry date | Aug 10, 2038 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02P70/50
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A fuel cell stack includes multiple power generating units and a dummy unit, and respectively providing openings providing reactant-gas supply manifolds. Each power generating unit includes one or more first supply passages extending from the opening to a central region thereof. The dummy unit includes one or more second supply passages extending from the opening to a central region thereof, and a second supply passage port at the highest position in the vertical direction among the second supply passage ports where the second supply passages are connected to the opening is located at a lower position in the vertical direction than a first supply passage port at the highest position in the vertical direction among the first supply passage ports where the first supply passages are connected to the opening.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.