Summary
The ESCRI battery is a 30 MW / 8 MWh large-scale grid-connected battery at the Dalrymple substation, Yorke Peninsula, South Australia.
Need
South Australia has the highest proportion of renewable energy generated by wind and solar in Australia. As these are variable sources, the impact becomes more pronounced as proportion of synchronous generation decreases. Careful integration between elements within the network is required to ensure stable and reliable power is delivered to consumers under all conditions.
Action
The Energy Storage for Commercial Renewable Integration (ESCRI) Phase 2 project aims to provide storage to support renewable generation and provide fast frequency response to help stabilise the grid. The battery aims to demonstrate how energy storage can support the grid while simultaneously providing competitive market services.
The battery will also work with the 90 MW Wattle Point Wind Farm, and local rooftop solar, to provide contingency power to the households and businesses on the lower Yorke Peninsula.
Transmission provider ElectraNet has developed and owns the ESCRI battery, which was built next to, and connected to their Dalrymple substation. AGL operates the battery under a long term lease agreement.
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Outcome
The Energy Storage for Commercial Renewable Integration (ESCRI) Phase 2 project is one of the first large-scale grid-connected batteries to be designed, built and commercially operated in Australia, largely with private investment from energy providers. The ESCRI battery aims to complement South Australia’s other batteries and reinforce Australia’s role as a leader in large-scale battery technology.