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Mine shaft gravity storage startup completes capital raise as it preps for demonstration – pv magazine Australia

Mine shaft gravity storage startup completes capital raise as it preps for demonstration – pv magazine Australia

Launched earlier this year, Wollongong-based startup Green Gravity is turning to the former cornerstone of Australia’s wealth, coal mining, to “evaporate” the final hurdle for a fully renewable electricity system. It is proposing to lift and release ultra heavy weights in legacy mine shafts, its reimagining of how the universal force of attraction, gravity, can be used to store renewable energy.

In all likelihood, this isn’t the first you’re hearing of gravitational energy storage, but while the hyped Swiss startup Energy Vault has recently hit rocky waters, Green Gravity’s…

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