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US 2006/0134495 A1Published application
Fuel cell system with cathode stream recirculation
OwnerEmerson Gallagher, Russell Bartoninventors
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Abstract
A fuel cell cathode recirculation valve is provided. The valve is configured to recirculate nearly 100% of a cathode outlet stream at idle and to exhaust all of a cathode outlet stream when the fuel cell is operating a full power.
Claims7
A fuel cell cathode recirculation valve, comprising:
- an inlet;
- a first outlet;
- a second outlet;
- a chamber;
- and
- a flow guide, configured to direct a fluid stream from the inlet to:
- the first outlet, or
- the second outlet, or
- a combination of both outlets;
- wherein the flow guide is operationally linked to the chamber's pressure.
7 more elements
Dependencies are inferred from the claim text.