Uniper has opened its pilot underground hydrogen storage cavern in Krummhörn, Germany, with gas expected to fill the site in September.
The Hydrogen Pilot Cavern (HPC) will trial the storage of hydrogen and natural gas blends at an existing borehole, with a capacity for nearly 500,000Nm3 of hydrogen.
Coming as part of the German utility’s strategy to prepare commercial hydrogen storage projects, Uniper will undertake a gas tightness test on September 24, which will be followed by an initial gas filling.
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