Fuel cell system
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United States of America Patent
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May 12, 2020
Grant Date -
Feb 26, 2015
app pub date -
Mar 15, 2013
filing date -
Mar 15, 2012
priority date (Note) -
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status (Latency Note)
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Abstract
A fuel cell system includes a fuel cell stack configured to generate power according to a load, a fuel tank configured to store fuel gas, a pressure regulating valve configured to regulate a pressure of the fuel gas supplied from the fuel tank to the fuel cell stack, a purge valve configured to purge the fuel gas discharged from the fuel cell stack and a controller for controlling the system. The controller includes a pulsating unit configured to cause a fuel gas pressure of the fuel cell stack to pulsate, and a pressure increasing rate setting unit configured to set a pressure increasing rate of the pulsation of the fuel gas pressure according to an operating state.
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