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How UK's disused mine shafts plan to store renewable energy
by Jillian Ambrose
The Guardian Translate This Article
21 October 2019
On 21 October 2019 The Guardian reported:
Gravitricity develops winch and hoist system to store energy at half the cost of lithium-ion batteries. Britain's cheapest 'virtual battery' could be created by hoisting and dropping 12,000-tonne weights -- half the weight of the Statue of Liberty -- down disused mine shafts, according to Imperial College London.
Global Good News service views this news as a sign of rising positivity in the field of science, documenting the growth of life-supporting, evolutionary trends.
Gravitricity said its system effectively stores energy by using electric winches to hoist the weights to the top of the shaft when there is plenty of renewable energy available, then dropping the weights hundreds of metres down vertical shafts to generate electricity when needed.
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