Question: Regarding fuel cell systems: *Write the Nernst equation and calculate the Nernst potential for a PEM fuel cell working on pure hydrogen at 2 bar,

Regarding fuel cell systems:

*Write the Nernst equation and calculate the Nernst potential for a PEM fuel cell working on pure hydrogen at 2 bar, T=80C. Consider the partial pressure of water equal to 1 and the open circuit voltage E0=1.1 V.

*Write the reforming reactions and depict the diagram of two common configurations: external and direct internal reforming. Which are some advantages and disadvantages of the two configurations?

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