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The 'secret sauce' helping to store renewable energy in Devon

BBC · last updated

Batteries or pumped storage can help “balance” the system as we transition to using more renewable energy, said Prof Peter Connor, associate professor of sustainable energy policy at the University of Exeter.

“Historically we use a lot of coal and gas and we can turn that on and off whenever we need it,” he said.

“In the future, we want to transition to low carbon such as wind or solar and it’s not as easy to turn on and off,” Connor added.

“Technologies like this are trying to help us make that shift.”

RheEnergise A view of the high density pumped hydro demonstrator scheme near Plymouth, DevonRheEnergise
The RheEnergise demonstrator project at Cornwood, near Plymouth
Inside the ‘powerhouse’ at the high density pumped hydro demonstrator project in Devon

“This is a first of a kind” said Stephen Crosher, CEO at RheEnergise, adding the scheme was now operating successfully.

The company was awarded a £8.25m small business research initiative contract from the government’s Net Zero Innovation Portfolio to help develop the project.

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