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South Australia Household Batteries Keeps Lights on in Queensland After Coal Unit Fails



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The South Australia government and the Australian Energy Market Operator have hailed the success of the state’s solar and battery virtual power plant, after it came to the rescue during an unexpected coal power outage in Queensland last month.
AEMO said on Friday that on October 9, the South Australia VPP – which currently combines the stored solar resource of hundreds of homes with rooftop PV and storage – injected energy into the National Electricity Market (NEM) in response to a large generator outage in the Sunshine State.
The outage at Queensland’s Kogan Creek coal power station happened when the unit – the biggest single unit in Australia – tripped, reducing supply by 784MW, and causing the power system to drop well below the normal level of system frequency.

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