National Electricity Market Archives - Renew Economy

Renewables

AEMO celebrates new renewables record – but it could have been even higher
A look into curtailment of wind and solar on Wednesday shows Australia’s new record for renewables share on the grid could have been even higher.
Rachel Williamson

Sep 21, 2023

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Policy & Planning

El Niño looms over Australia’s fossil electricity grid – and we must plan for the worst
Unchecked climate change and ageing coal plants are contributing to reliability challenges in the energy system. So what can be done to get us through?
Dylan McConnell & Iain MacGill

Jun 9, 2023

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Solar

Record solar generation, from both farms and rooftops, drives down power prices on the NEM
Record contributions to the grid from both large-scale and rooftop solar are helping to push down the wholesale cost of power, new AER data shows.
Sophie Vorrath

Apr 20, 2023

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Markets

Australia’s five minute settlement rule for electricity markets: Has it worked?
When the NEM finally introduced five-minute settlement it was expected to reward cheap, nimble and flexible generators like batteries. But what actually happened?
Christina Nikitopoulos & Muthe Mwampashi

Mar 8, 2023

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Renewables

Australia’s energy market operator is worried about grid reliability. Should it be?
AEMO says there’s an “urgent need for investment” to meet grid reliability requirements. But is this reason to panic?
Dylan McConnell

Feb 23, 2023

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Markets

Electrical storm: Is it time for a reset of Australia’s energy market?
Australia’s ossified institutions may not have the vision to make the changes our energy markets need. For consumers, that would be a terrible tragedy.
Bruce Macfarlane

Nov 7, 2022

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AEMO puts generators on notice as it restores full electricity market trading
AEMO restores full electricity market trading on Friday afternoon, with generators still on notice for potential gaming behaviour.
Michael Mazengarb

Jun 24, 2022

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AEMO to restore market trading as 4,000MW returns to operation
AEMO says a “clear improvement” in conditions will allow it to restore electricity market trading, as 4,000MW of capacity returns from outages.
Michael Mazengarb

Jun 22, 2022

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AEMO warns of tight electricity supplies in NSW, after seizing control of market
AEMO chief Daniel Westerman warns NSW faces a night of tight electricity supplies, as the market operator takes control of the National Electricity Market.
Michael Mazengarb

Jun 15, 2022

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Policy & Planning

“Impossible to operate:” AEMO suspends electricity spot market for first time
AEMO declares that it has suspended electricity markets across the entire NEM, because it has become “impossible to operate” within the rules.
Michael Mazengarb & Giles Parkinson

Jun 15, 2022

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Renewables

Eraring effect on future prices is a damning indictment of transmission planning
A huge wedge between electricity futures in the northern and southern NEM states suggests the market continues to see transmission constraints stuffing up prices.
David Leitch

Feb 28, 2022

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Solar

Know your NEM: Solar steps up to support unreliable summer coal
Booming rooftop solar is not only helping break variable renewable records, it also it means resilience to thermal plant breakdowns in the middle of the day.
David Leitch

Dec 14, 2021

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