A brief note to record a NEM production systems incident today, December 2, 2024. AEMO declared a major incident (INC0138848) for the Electricity Market Management System service with 4 Dispatch intervals missed. The date...
Separating curtailment from being priced out, we uncover features of unit utilisation by fuel type on the 27th November 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.
A brief recap on the dispatch of RERT on 27 November in NSW compares it to demand levels at the time.
A demand decline in NSW supports the end to a RERT intervention in NSW on 27 November 2024.
RERT has been triggered in NSW on 27 November 2024.
A tight supply-demand balance in NSW didn't produce quite as much energy price volatility as projected.
The outlook for load shedding in NSW on the 27th of November 2024 remains a possibility, yet recent STPASA runs indicate some movement in a positive direction is ocurring.
A LOR3 is projected for NSW on 26 November 2024.
An interruption to the NEM wholesale market data service resulted in a delay of data to industry today, 19 November, 2024.
In this overview, we take a longitudinal look back at how frequency has changed over the years.
A sample of highlights captured from AEMO's summer readiness briefing for 2024-25.
Inertia levels, measured in megawatt-seconds (MWs), dropped towards the targeted secure operating level and the minimum threshold level on 12 November, 2024.
A brief look into whether rooftop PV forecast were the driver behind the demand forecast glitch on 29 October 2024.
To further understand the frequency drop we delve into the 4-second data (used for regulation FCAS contribution calculations) in this Part 2, looking at generating units (including BDUs).
Gate Closure #3 represents the cut-off time for solar and wind availability forecasts to be used in dispatch. Since 2019 the timings are reducing and narrowing.
Stratospheric warming over Antarctica may have helped bring about the extended period of strong winds in the southern NEM regions.
The wet weather in Queensland has impacted solar energy production.
The role of gas for firming electricity supply, alongside general consumption, means gas storage levels at Iona continue to be critical in the helping to meet our current and future energy needs.
Five key takeaways arise from an initial inspection of energy bids on the 30th July 2024, where extended periods of high energy prices eventuated.