Flow control assembly for use with fuel cell systems...

Details Flow control assembly for use with fuel cell systems... Flow control assembly for use with fuel cell systems...

2007-10-31

2011-11-22

Ryan, Patrick (Department: 1726)

Chemistry: electrical current producing apparatus, product, and

Fuel cell, subcombination thereof, or method of making or...

Process or means for control of operation

C429S433000, C429S436000, C429S437000, C429S442000, C429S448000, C429S449000

Reexamination Certificate

active

08062804

ABSTRACT:
A flow control assembly for use in a fuel cell system, comprising a sensor for sensing hydrogen concentration in one of anode exhaust leaving an anode side of the fuel cell system and a gas derived from the anode exhaust, and a fuel flow control assembly for controlling the flow of fuel to the anode side of the fuel cell system based on the hydrogen concentration sensed by the sensor.

REFERENCES:
patent: 6455181 (2002-09-01), Hallum
patent: 6977121 (2005-12-01), Balliet et al.
patent: 7537848 (2009-05-01), Lienkamp et al.

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