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Article | REF: D3340 V2

Fuel Cell Principle. Low Temperature Membrane Fuel Cells

Authors: Claude LAMY, Michel CASSIR, Daniel HISSEL, Gilles TAILLADES

Publication date: December 10, 2023

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4. Energy efficiency

The main advantage of a fuel cell for generating electrical energy, compared with an internal combustion engine coupled to an alternator, lies in its very high conversion efficiency.

  • The theoretical maximum efficiency of a thermal machine is given by Carnot's theorem:

    ( 20 )

    for T 1 = 723...

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