Fuel water vapor replenishment system for a fuel cell
First Claim
Patent Images
1. A system comprising:
- a solid oxide fuel cell stack; and
an enthalpy wheel which transfers product water vapor from a fuel cell stack anode exhaust to a fuel cell stack fuel supply.
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Abstract
A system contains a solid oxide fuel cell stack and an enthalpy wheel or at least two adsorbent beds. The enthalpy wheel or the adsorbent beds transfer product water vapor from a fuel cell stack anode exhaust to a fuel cell stack fuel supply.
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Citations
21 Claims
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1. A system comprising:
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a solid oxide fuel cell stack; and
an enthalpy wheel which transfers product water vapor from a fuel cell stack anode exhaust to a fuel cell stack fuel supply. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8)
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9. A system comprising:
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a solid oxide fuel cell stack; and
at least two adsorbent beds which transfer product water vapor from a fuel cell stack anode exhaust to a fuel cell stack fuel supply. - View Dependent Claims (10, 11)
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12. A system comprising:
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a solid oxide fuel cell stack; and
a first means for transferring product water vapor from a fuel cell stack anode exhaust to a fuel cell stack fuel supply. - View Dependent Claims (13)
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14. A method of hydrating fuel provided into a solid oxide fuel cell stack, comprising:
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providing a hydrocarbon fuel into an anode input of solid oxide fuel cell stack; and
transferring product water vapor from a fuel cell stack anode exhaust into a fuel cell stack fuel supply. - View Dependent Claims (15, 16, 17, 18, 19, 20, 21)
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Specification