Electrolysis or reforming: Which is more efficient?

Electrolysis and reforming are two methods used to produce hydrogen gas for various industries, such as fuel cells and transportation. Electrolysis involves splitting water molecules into hydrogen and oxygen using electricity, while reforming involves converting hydrocarbons into hydrogen and carbon dioxide. While both methods have their advantages and disadvantages, electrolysis is generally considered to be more efficient in terms of energy conversion and environmental impact. Reforming requires fossil fuels as feedstock and releases carbon dioxide as a byproduct, whereas electrolysis can be powered by renewable energy sources and produces only water vapor as a byproduct. Additionally, electrolysis can be more easily scaled up and integrated with renewable energy systems, making it a more sustainable and efficient option for hydrogen production.

This mind map was published on 31 March 2025 and has been viewed 53 times.