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US 11,309,553 B2Granted
Fuel cell system including exhaust heat recovery components
AssigneeBloom Energy Corporation
InventorsArne Ballantine, Jessica Mahler, Swaminathan Venkataraman, Martin Perry, David Weingaertner, Samuel Juday, Christian Daco
Life of this patent
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Abstract
A fuel cell system including power modules including fuel cells, and an exhaust flue connected to the power modules. The exhaust flue includes an outer duct configured to receive relatively cool cabinet exhaust from the power modules, and an inner duct disposed inside of the outer duct and configured to receive relatively hot reaction exhaust from the power modules.
Claims19
A fuel cell system comprising:
- power modules that each comprise a cabinet and fuel cells disposed in the cabinet;
- and
- an exhaust flue comprising:
- an outer duct configured to receive relatively cool cabinet exhaust output from the cabinets;
- and
- an inner duct disposed inside of the outer duct and configured to receive relatively hot reaction exhaust output from the fuel cells of the power modules.
3 more elements
A method of operating a fuel cell system, comprising:
- operating fuel cells located in hot boxes which are located inside cabinets to generate electricity;
- providing a relatively cool cabinet exhaust from the cabinets to an outer duct of a flue;
- and
- providing a relatively hot reaction exhaust from the hot boxes to an inner duct of the flue that is disposed inside of the outer duct.
1 more element
Dependencies are inferred from the claim text.