Frequency change associated with coal generation events
System frequency shows improved resilience to sudden coal generation events since 2020.
Long-Term Market trends and forecasts
The frequency of coal generation events in 2025
A count of coal generator events indicates large unit trips are less frequent.
What’s all this, then, about Gas-Powered Generation in Victoria in the past week
Over the past week (and particularly Wednesday 11th June 2025 and Thursday 12th June 2025) gas-power generation ran strongly in Victoria. So we take a quick look at the historical context.
Cumulative ‘worm line’ view of NEMwide wind production in 2025 Q2 (to Sunday 8th June 2025)
Winter 2025 has arrived, with a cold front driving high wind production - which prompts this initial look in wind production for 2025 Q2 to date.
A long-run trend of monthly average Contingency FCAS prices in NSW
Another short article with this trend from the ez2view ‘Trends Editor’ to summarise the overall trend of (monthly average) prices in the 8 x Contingency FCAS markets focused on the NSW region.
Adoption and use of dispatch self-forecasting for solar units, Q1 2025
47% of dispatch intervals for semi-scheduled solar units are seeing a self-forecast used. When there are gaps, was the unit suppressed?
Adoption and use of dispatch self-forecasting for wind units, Q1 2025
We summarise how wind units are using self-forecasting to-date. The analysis leads us to consider where upcoming market change may lead the industry.
Regulation prices and enablement – a historical review
The introduction of frequency performance payments in 2025 changes how costs of regulating frequency are quantified and allocated. This article inspects historical trends in regulation FCAS enablement levels and prices.
The state-of-charge for 2024: The highs and lows of the big battery boom
Following on from a similar review this time last year, Dan provides an updated look at the economics and performances within the NEM's big battery fleet, making use of our recently released GSD2024.
A trend of daily peak SA ‘Market Demand’– from 1st January 2008 to 11th February 2025
With respect to forecasts for peak South Australian ‘Market Demand’ in summer 2024-25 (and particularly with expectations of high demand on Wed 12th Feb 2025) we've provided this article as some context.
Some remarks on Victorian demand
Allan O'Neil takes a closer look at Victorian electricity demand on Sunday, February 2nd — which stood out as an unprecedented anomaly when looking at the history of weekend demand in the region.
A trend of daily peak Victoria ‘Market Demand’– from 1st January 2008 to 1st February 2025
With respect to forecasts for peak Victorian ‘Market Demand’ in summer 2024-25 (and particularly with expectations of Monday 3rd and Tuesday 4th February) we fielded a few questions about how extreme that might be....
A trend of daily peak NEM-wide ‘Market Demand’– from 1st January 2008 to 31st January 2025
With respect to forecasts for peak NEM-wide ‘Market Demand’ in summer 2024-25 (and particularly following Friday’s article) we fielded a few questions about how extreme that might be. So we thought we'd provide this...
Interconnector intricacies: double and triple auto-clamping of pesky negative residues
Dan looks at some recent and peculiar auto-clamping behaviour of interconnectors, and walks through the market arrangements causing these occurrences.
~13 months later, a GSD2024-inspired review of operations at Cohuna Solar Farm through 2024
We're reviewing a draft of the GSD2024 (release coming soon), and a 9-month outage at Cohuna Solar Farm in 2024 jumped out at us and prompted questions ...
AEMO publishes ‘Statement of Need’ for MSL Transitional Services
AEMO has, on Monday 23rd December 2024 published this Statement of Need for MSL Transitional Services.
Mercury Rising: Recent NSW prices and the impact on customers
Oliver Nunn of Endgame Analytics provides this summary of NSW price, demand and generation trends to provide context about what has happened in the region over the past several weeks.
New report by Mandala about Data Centres ‘Empowering Australia’s Digital Future Data Centres’
A short note (and link to) the Mandala report titled ‘Empowering Australia’s Digital Future Data Centres: Essential digital infrastructure underpinning everyday life’.
NEM Mainland frequency patterns – historical overview from 2024
In this overview, we take a longitudinal look back at how frequency has changed over the years.
AEMO publishes an overview of their ‘Minimum System Load procedure’ for Victoria
The AEMO’s publication today (Fri 1st Nov 2024) of their ‘Victorian Minimum System Load Procedure Overview’ 3-page PDF document will be well received.