Only 14 weeks to go until Frequency Performance Payments
Full financial operation commences 8 June 2025.
Energy Transition
A large collection of articles pertaining to the ongoing ‘Energy Transition’ in any of a number of ways.
Specific sub-categories relate to such things as Coal Closure, and other aspects of the transition.
Incentivising primary frequency response
The implementation of the Primary frequency response incentive arrangements rule is driving change in how system frequency is controlled and paid-for. The changes stem from how the NEM...
Up, up and away … Market Price Cap to increase by $2,800/MWh (or 16%)
The AEMC has announced that the Market Price Cap will increase to $20,300/MWh from 1st July 2025. Should we be so surprised?
Is VRE forecastable? (Part 1 in what might be a series)
Over many years we've invested deeply in analysing the nuanced answer to the question 'Is VRE Forecastable?'. This article (which has almost been posted many times before) is...
What’s happened to those Semi-Scheduled units registered to provide FCAS?
Following a question from a client today, we take a quick look at (some of) what the GSD2024 reveals of FCAS market participation of Semi-Scheduled units.
Hot chips, algorithms and electricity markets
Declan Kelly thinks through and discusses competition issues that could arise from the increasing proliferation of auto-bidding software by big batteries in the NEM - and suggests some...
AER published ‘Semi-Scheduled Generator Compliance Bulletin’ on Tuesday 4th February 2025
Two weeks after the AER published its updated Compliance Bulletin (and Compliance Checklist) for Semi-Scheduled units, we've finally found time to note about it.
NEMDE nightmares – parallel pathways and clashing constraints
Prompted by a question by a client in a training session for a new ez2view user, guest author Allan O'Neil has written 2,940 words to explain the price...
The forgotten market and its critical role in Australia’s transition to clean energy
Anita, Lachlan, and Gilles from ERM Energetics share their thoughts on how financial electricity derivatives must evolve as the energy transition speeds up.
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...
A look at curtailment through the GSD2024
After reviewing the latest version of our Generator Statistical Digest (GSD), David Leitch shares his top insights about VRE curtailment across the NEM in 2024.
Reviewing LGC creation at Codrington Wind Farm over ~24 years
With the news that Codrington Wind Farm (one of the first in the NEM) is to be closed, we take a quick look at 24 years of history.
Curtailment of Large Solar reaches ~72% (NEM-wide) on Sunday 16th February 2025
Given the situation that unfolded on Sunday 16th February 2025, we take a look at curtailment of Large Solar production (not quite a record).
Whiplash from yo-yo-ing prices (and hence targets etc) on Wednesday morning 12th February 2025
Wednesday morning 12th February 2024 sees rapid and large oscillations in prices across all regions - which results from (and/or leads to) oscillations in output of many units....
Keeping up with the curtailment 2024: A little? too much? or much ado about nothing?
Drawing from our freshly released GSD2024, Dan provides some deeper insights into curtailment in the NEM, beyond the headline totals that were a topic of much online discussion...
Berrybank 1 and Berrybank 2 Wind Farms offline since Tuesday morning 4th February following wind turbine collapse
Prompted by a reader (and an ABC article) we take a look at Berrybank 1 & 2 Wind Farm following the turbine tower collapse on Tuesday 4th February...
PEC Stage 1 in operation – be careful what you wish for
Guest author Allan O'Neil looks at how operation of Project EnergyConnect Stage 1 may affect market outcomes, with some early indications that impacts won't be as straightforward as...
The two rare events that drove NEM wind power in 2024
Ashleigh Madden of WeatherZone discusses how the the 2022 Hunga Tonga–Hunga Haʻapai eruption and a rare sudden stratospheric warming impacted the Southern Annular Mode (SAM) and wind generation during...
Bundey to Buronga (6F) line to be energised 0700 21st January 2025
AEMO noted (in MN123507) that 'The Bundey to Buronga 330kV (6F) line will be energised at 0700 hrs 21st January 2025.'
AEMC grants ‘urgent’ Rule Change Request for Port Lincoln and Snuggery as out-of-market reserve
On Wednesday 15th January 2025 the AEMC decided to make a temporary rule change (which will come into effect from 23 January 2025) relating to mothballed Snuggery and...