‘Rust’ Assured – the power of rust for energy storage

‘Rust’ Assured – the power of rust for energy storage

Technology News |
By Wisse Hettinga

Dutch start-up Ore Energy has raised 10 million euros to move forward with its long-term energy storage solution based on iron

From the Bits& Chips website

These so-called iron-air batteries generate electricity by oxidizing iron – ie creating rust – and are recharged through a reverse process of ‘unrusting.’ This reverse process traditionally poses a challenge, but Delft University of Technology spin-off Ore Energy has found a way do it efficiently. The young firm aims to bridge gaps in electricity supply and demand up to 100 hours at roughly 1/10th the cost of lithium-ion batteries.


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