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Fuel cell multifunction cathode valve

  • US 10,454,120 B2
  • Filed: 05/03/2016
  • Issued: 10/22/2019
  • Est. Priority Date: 05/03/2016
  • Status: Active Grant
First Claim
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1. A fuel cell comprising:

  • a cathode and an anode; and

    a cathode loop upstream of the cathode and downstream of an ambient air inlet and having;

    a compressor having an inlet and an outlet,a bypass line configured to return the air from the outlet to the inlet; and

    a multifunction valve operable in;

    a first mode configured to block the air from the cathode anda second mode configured to direct at least some of the air to the bypass line while directing air to the cathodea third mode configured to block the air from being sent to the bypass line and direct the air to be sent toward the cathode.

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