AEMO releases ‘2025 Transition Plan for System Security’
On Monday 1st December 2025 (after it was flagged in some media articles) the AEMO released its 154-page '2025 Transition Plan for System Security'.
system security
AFR headline ‘AEMO warns of NSW blackouts if Eraring closes in 2027’ attracts attention
I’ve been away for the past week and am not back at work yet, but seeing the headline ‘AEMO warns of NSW blackouts if Eraring closes in 2027’ by Angela MacDonald-Smith in the AFR...
AEMO releases Transition Plan Report, December 2024
The 2024 Transition Plan for System Security ties together many of the threads identified in previous AEMO studies in developing this plan for managing system security in a low emission power system.
Market Notice 116985, QLD power system security intervention possible
A brief note to record that at 5:29:34 PM today AEMO have published Market Notice 116985 announcing a possible intervention to maintain power system security for the QLD region. Market notices of this form...
AEMC makes Final Determination to improve market arrangements for Security Services
On 28 March 2024, the AEMC published the ‘Final rule to improve security frameworks for the energy market transition’ (the ISF determination)
Let’s talk about Inertia
Inertia is an important concept to understand as the technology mix in the NEM evolves during the energy transition. In this article, Jonathon Dyson talks about the importance of inertia and highlights an example...
AEMO releases ‘Engineering Roadmap to 100% Renewables’ report
Today the AEMO released a 101-page engineering framework report on the steps required to operate the NEM at 100% instataneous penetrations of renewables.
A Quick Tour of the 2021 ESOO
Guest author, Allan O'Neil, takes an initial look at some of the highlights included in the AEMO's Electricity Statement of Opportunities for 2021 (a 10-year forecast for what might unfold in the future of...
New Sources of Strength
Guest author Allan O'Neil puts together an in-depth explainer about system strength and looks at the current approach to system strength management in South Australia, its impacts and the imminent installation of synchronous condensers...
Operating under siege
We take a look at challenges for AEMO in operating the system under the security threats posed by the ongoing bushfires …