Metal hydride as H2 storage for alpine residential building

The Miner's house with Hy2green energy supply, © GKN

Seasonal storage of hydropower

Up to now, hydrogen has generally been stored in a gaseous state – both in the mobile and stationary sectors. But there are other possibilities: For example, a group of companies has applied the same technology to a South Tyrolean residential building that is also used in fuel cell-powered submarines: Metal hydride storage. With their help, a seasonal energy transfer of hydropower from summer to winter is being tested as part of a demonstration project.

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