United Kingdom – Voltalia has started construction of the Hallen Battery Energy Storage System (BESS), a 32 megawatt-hour storage power plant located near the city of Bristol.
A dedicated Battery Energy Storage project Hallen BESS is a lithium-ion battery storage power plant comprising 16 modules of 2 megawatt-hour unit capacity each. The modules will be stacked on site to optimize the surface used.
Commissioning in 2022
The project is located near the city of Bristol in the Avonmouth area. Hallen BESS will operate across all markets providing frequency, balancing and other ancillary services to the National Grid and local grid network. The commissioning is scheduled for the first quarter of 2022. The project amounts to around 15 million pounds investments and is not yet backed by long term contracts.