Renewable energy company Neoen is expanding its 100MW/129MWh Hornsdale Power Reserve in South Australia, strengthening its position as the largest utility scale battery in the world.

The 50 per cent expansion will increase capacity by 50 MW/64.5 MWh and is expected to be completed by mid-2020.

The capacity increase follows a $A15 million grant from the South Australian Government over five years and $8 million in funding from the Australian Renewable Energy Agency (ARENA) through its Advancing Renewables Program. It is also the first battery project in Australia to benefit from debt financing support from the Clean Energy Finance Corporation.

The initial Tesla Big Battery was installed alongside Neon’s 315MW Hornsdale Wind Farm in late 2017, saving consumers an estimated $50 million its first year of operation.

The expanded site, about 200km north of Adelaide, South Australia will be the first grid-scale battery in Australia to provide inertia benefits to the National Electricity Market facilitating the transition towards a high-penetration renewable grid.

The delivery of additional Tesla Powerpacks strengthens Neoen’s Hornsdale Power Reserve’s position as the largest battery in the world.

Neoen Australia Managing Director Louis de Sambucy said the support of the South Australian Government, ARENA and the Clean Energy Finance Corporation for helping to fund the project.

“The expansion of Hornsdale Power Reserve is demonstrating the critical and multiple roles that batteries will play in the grid of the future,” he said.

“Neoen will continue to champion this movement to deliver cheaper, cleaner and more reliable energy for the years to come.”

ARENA CEO Darren Miller said large-scale batteries would play a key role in ensuring …

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