Water injected fuel cell system compressor

Patent · Mon Jan 01 00:00:00 EST 2001

OSTI ID:873895

Siepierski, James S ^[1]; Moore, Barbara S ^[2]; Hoch, Martin Monroe ^[3]

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1. Williamsville, NY
2. Victor, NY
3. Webster, NY

A fuel cell system including a dry compressor for pressurizing air supplied to the cathode side of the fuel cell. An injector sprays a controlled amount of water on to the compressor's rotor(s) to improve the energy efficiency of the compressor. The amount of water sprayed out the rotor(s) is controlled relative to the mass flow rate of air inputted to the compressor.

• Research Organization: General Motors LLC, Detroit, MI (United States)
• DOE Contract Number: AC02-90CH10435
• Assignee: General Motors Corporation (Detroit, MI)
• Patent Number(s): US 6268074
• OSTI ID: 873895
• Country of Publication: United States
• Language: English

Related Subjects

water
injected
fuel
cell
compressor
including
dry
pressurizing
air
supplied
cathode
injector
sprays
controlled
amount
rotor
improve
energy
efficiency
sprayed
relative
mass
flow
rate
inputted
air supplied
fuel cell
water sprayed
mass flow
flow rate
controlled amount
water spray
energy efficiency
water injected
injected fuel
pressurizing air
air input
controlled relative
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