The Forty-Megawatt Question: The Electrochemistry of Fuel Cells

Deep End Era. Engineering with Sankalp · Oct 28, 2026 · 1h 3m

Grove, Bacon and Apollo; Gibbs energy and the 1.23 V ideal; polarisation curves and the oxygen reduction problem; alkaline, phosphoric acid, molten carbonate, PEM and SOFC; Nafion and the membrane electrode assembly; platinum and the volcano plot; degradation and accelerated stress tests; balance of plant; Bloom Energy and data centres; forklifts and Ene-Farm; the fuel cell car's decline; electrolysis in reverse; emissions honesty. Cross-references: EP47, EP48, ep168, ep172.

Chapters

00:00:00 Cold open: the forty-megawatt question

00:02:57 Electricity without fire

00:06:42 Where the voltage…