Remote emergency power unit having electrochemically regenerated carbon dioxide scrubber

• US 20090068502A1
• Filed: 05/21/2008
• Published: 03/12/2009
• Est. Priority Date: 05/21/2007
• Status: Abandoned Application

• Current Assignee: Energy Conversion Devices
• Original Assignee: Energy Conversion Devices
• Inventors: Kalal, Peter J., Corrigan, Dennis A., Venkatesan, Srinivasan, Vidas, Robin A.
• Application Number:
  US12/154,253
• Publication Number:
  US 20090068502A1
• Time in Patent Office: Days
• US Class Current: 429/421
• CPC Class Codes: H01M 8/0668 Removal of carbon monoxide or carbon dioxide
• CPC Class Codes: H01M 8/083 Alkaline fuel cells
• CPC Class Codes: H01M 8/186 by electrolytic decomposition of the electrolytic solution or the formed water product
• CPC Class Codes: Y02E 60/50 Fuel cells

Abstract

An emergency power system is provided in accordance with an exemplary embodiment of the present invention. The emergency power system includes a fuel cell and an electrochemically regenerated air scrubber which removes carbon dioxide from air.

Claims

1. An emergency power system comprising:

a fuel cell; and

an electrochemically regenerated air scrubber which removes carbon dioxide from said air.

2. The emergency power system of claim 1, further including a source of fuel.

3. The emergency power system of claim 2, wherein said source of fuel is a source of hydrogen.

4. The emergency power system of claim 3, wherein said source of hydrogen comprises canisters of metal hydride storage materials.

5. The emergency power system of claim 1, wherein said fuel cell is an alkaline fuel cell.

6. The emergency power system of claim 5, further comprising a fuel cell electrolyte conditioning system/reservoir.

7. The emergency power system of claim 1, wherein said electrochemically regenerated air scrubber includes an air scrubber and a regenerative electrolytic cell.

8. The emergency power system of claim 1, wherein said air scrubber includes a reactor chamber, a fresh air inlet and a scrubbed air outlet.