wartsila

November 13, 2025
Octopus Australia has achieved financial close on a AU$900 million (US$587 million) DC-coupled hybrid facility that combines 300MW of solar generation with a 243MW/486MWh battery energy storage system (BESS) in New South Wales.
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November 5, 2025
ESN Premium speaks with Neha Sinha of Wärtsilä Energy Storage, about DC-coupled solar-battery hybrids in Australia.
October 28, 2025
Finnish marine and energy technology group Wärtsilä will deliver what it claims is Australia’s largest DC-coupled hybrid battery energy storage system (BESS) for the National Electricity Market (NEM).
July 31, 2025
We look at which BESS suppliers have supplied which UK project owner-operators, with data from our Market Research colleagues.
April 10, 2025
Wärtsilä will supply what it claims is the first large-scale DC-coupled hybrid battery connected to Australia’s NEM for Octopus Group.
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April 1, 2025
Sharon Santhosh, energy storage applications engineer at Wärtsilä, talks all things BESS noise, including enclosure design, the various mitigating measures engineers can implement, and implications of BESS technology developments further down the line.
March 31, 2025
Finnish marine and power technology firm Wärtsilä has ended an 18-month long strategic review of its Energy Storage and Optimisation (ES&O) business, a process which could have led to the firm divesting it.
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March 26, 2025
Peregrine Energy Solutions’ 145MW BESS project in Texas is under threat after county commissioners passed a resolution opposing the development of any new battery storage facilities.
March 19, 2025
Developer Peregrine Energy Solutions has secured US$168 million for a 150MW battery energy storage system (BESS) currently under construction.
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February 12, 2025
ESN Premium speaks with Wärtsilä’s director of strategic market development, Adam Atkinson-Lewis on the company’s battery energy storage technology, its domestic content strategy and the future of energy storage in the US.

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