Hydrogen · 6 min read · Energy Atlas Editorial
Fuel Cells
Fuel cells convert chemical energy to electricity without a combustion flame.
Overview
Hydrogen and oxygen meet on catalysts separated by an electrolyte. Products are electricity, heat, and water. Types include PEM, solid oxide, and others, suited to vehicles or stationary power. Efficiency and cost depend on the whole hydrogen supply chain.
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Questions
Is hydrogen the energy fuel of the future?
Hydrogen is a carrier. Its future depends on clean production and on uses that justify conversion losses.