Electricity: Renewable Energy
The question
To ask the Secretary of State for Energy Security and Net Zero, what assessment his Department has made of the adequacy of the role of long duration energy storage in supporting renewable electricity generation.
Answered by Michael Shanks
Long duration electricity storage (LDES) plays a key role in the current and future power system, including by allowing excess renewable generation to be stored for use at times of need. It is complemented by other forms of long duration energy storage technologies.
On 26 June, Ofgem published minded-to decisions on initial projects to be supported through the LDES Cap and Floor investment support scheme, announced by government in 2024. Ofgem intends to support 7.6GW of new LDES projects in this first allocation window, following advice from the National Energy System Operator (NESO) on anticipated system need in 2035.
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