New Long Duration Energy Storage System Deploys Underground Hydropower

The US startup Quidnet has successfully tested a new long duration energy storage system for six months without loss of power, leveraging water pressure in underground reservoirs to conserve excess electricity from the grid. The post New Long Duration Energy Storage System Deploys Underground Hydropower appeared first on CleanTechnica.

Jun 27, 2025 - 16:54
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New Long Duration Energy Storage System Deploys Underground Hydropower

The US startup Quidnet has successfully tested a new long duration energy storage system for six months without loss of power, leveraging water pressure in underground reservoirs to conserve excess electricity from the grid.

The post New Long Duration Energy Storage System Deploys Underground Hydropower appeared first on CleanTechnica.