Harnessing Gravity for Renewable Energy Storage

China's pioneering gravity energy storage project illustrates an innovative approach to addressing the challenges of renewable energy storage. This system utilizes massive 25-ton blocks that are raised and lowered, storing surplus energy generated from renewable sources like solar and wind. The facility in Rudong County, once completed, will be able to generate 100,000 kilowatt hours of electricity in just four hours, effectively supporting the energy needs of multiple households. By converting excess energy into potential energy via gravity, this method serves as a promising solution to the intermittency faced by renewable energy sources.