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Energy — renewables & grid
Energy — renewables & gridRenewables & grid (Battery Storage)

Holes Bay Battery Energy Storage System

Holes Bay, Poole, Dorset, England · 2020–Present (Operational since June 2020) [1] [2]

The judgement call

Account-gated at launch

Holes Bay was an early grid-scale battery project in the UK, demonstrating the use of Tesla Megapacks for grid services. It provides crucial flexibility to the grid, helping to balance supply and demand and integrate more renewable energy. [1] [3]

Key engineering challenges

Integrating a battery energy storage system to provide essential grid support services like Fast Frequency Response and participation in the Balancing Mechanism. [5] - Deploying Tesla Megapack technology for efficient energy storage and discharge. [1] - Connecting the system to the UK National Grid to provide flexibility services. [3]

Project facts

Client / owner
FRV (Fotowatio Renewable Ventures) and Harmony Energy [1]
Lead contractor
E22 (EPC contractor) [4]
Lead designers
Project type
new build
Scale
7.5 MW / 15 MWh capacity; uses Tesla Megapack lithium-ion batteries. [1] [3]
Disciplines
electrical; chemical; civil; project management
Standards & frameworks
UK grid codes.

Sources: Harmony Energy: Video: Holes Bay battery energy storage plant (https://harmonyenergy.co.uk/video-holes-bay-battery-energy-storage-plant/) [1] - Solar Power Portal: FRV secures financial close with NatWest for 7.5 MW/15MWh Holes Bay battery (https://www.solarpowerportal.co.uk/solar-finance/frv-secures-financial-close-with-natwest-for-7-5mw-15mwh-holes-bay-battery) [2] - Abdul Latif Jameel Energy: FRV Closes Financing for UK Project (https://alj.com/en/news/abdul-latif-jameel-energys-frv-achieves-financial-close-with-natwest-for-its-holes-bay-battery-project-in-the-uk/) [3] - Energy Storage Solutions: E22 carries out the Holes Bay EPC with success (https://energystoragesolutions.com/e22-carries-out-the-holes-bay-epc-with-success/) [4] - FRV: Holes Bay (https://frv.com/en/projects/holes-bay/) [5]