An initial look at Winners and Losers from Frequency Performance Payments (FPP)
In his first article, Jack Fox reports some initial observations from a review of the Non Financial Operations (NFO) data that's been published since Dec 2024.
All Posts
Three headline observations, about the use of proxies for System Frequency in Frequency Control mechanisms
Various authors have shared articles about frequency, frequency control and Regulation FCAS in recent times (including 6 from Linton). Here's three things that jumped out to me in these pieces of analysis.
‘Market Demand’ in TAS drops by 151MW on Wednesday 12th March 2025
A quick article to record this large drop in 'Market Demand' in TAS, notified to us by the ‘Notifications’ widget in ez2view at 12:00 (NEM time) on Wednesday 12th March 2025.
AWEFS and ASEFS dispatch availability forecast outage on 11 March, 2025
AWEFS and ASEFS dispatch availability forecast systems experienced what looks to be an outage and we uncover how the 'SCADA' origin filled the gap.
Gremlins in AEMO systems publish rogue APC alert for South Australia, Sunday 9th March 2025
Which much attention focused on Queensland (in the wash out that has been TC Albert) a rogue Administered Pricing Notice (MN125439) for South Australia was a head scratcher, on Sunday 9th March 2025.
ex-TC Alfred makes landfall overnight, many more unplanned network outages result
It’s Sunday morning 9th March 2025 and a reference to the Energex Outage Map shows many more orange splotches denoting unplanned outages (by virtue of ex-TC Alfred).
What other details are visible, of those network trips in northern NSW yesterday (Fri 7th March 2025)?
Taking another look (on Saturday afternoon 8th March 2025) at what we can see of those network elements in northern NSW that tripped on Friday morning 7th March ... possibly related (or possibly unrelated)...
Power Outages in Northern NSW and South-East Queensland at Saturday morning 8th March 2025
A Saturday morning update (8th March 2025) following the overnight advance of TC Alfred.
Yass to Wagga control scheme update removes some constraints
The notice informs us that an update to the Yass overload trip scheme means it is now managing flows on lines 990, 991 and 970 132kV in both directions.
Friday morning update from WeatherWatch, and TC Alfred
Because not all have access to Anthony Cornelius' updates on LinkedIn, but many are interested in TC Alfred, I have shared Anthony's update from Friday morning 7th March 2025 here.
Guest Authored Posts
Aligning business cases with the current, and future, reality
Following his presentation at the CEC's Wind Industry Forum, Jonathon Dyson shares lessons learned from helping developers and operators of wind projects in solidifying their business case.
Do we have enough gas to wait until nuclear comes along?
Tristan Edis of Green Energy Markets discusses the practicalities of the gap that must be filled by the gas sector under the nuclear power timeline proposed by the Federal Opposition.
Detailed Analysis
How are South Australia’s non-scheduled wind farms participating in the market now?
AEMO recently imposed additional dispatch obligations on six non-scheduled wind farms in South Australia. We take a look at what this means in practice.
What does the future hold for Wind and Solar in the NEM – seen via GenInsights21?
Following from the release of GenInsights21, in this article we look at some of what that analytical publication can help us understand, in terms of how the changing market is impacting on the role...
How should the AER’s wholesale monitoring responsibilities change, to suit the changing market environment?
On Tuesday 21st December 2021 the AER requested the AEMC to consider changing the prescriptive requirements in the Rules for the AER to analyse particular types of market outcomes in particular ways, and instead...
GenInsights21 released, on Wednesday 15th December 2021
It's Wednesday 15th December 2021 and we have released GenInsights21 (a deep dive exploration, asking what history can tell us of the challenges and requirements of the accelerating energy transition).
Initial look at the latency of all rebids
Following from some analytical work performed in testing for Five Minute Settlement, here's a view of latency of rebids (all DUIDs, all commodities) in recent months that prompts a number of questions...
Is the predictability of day-ahead demand improving?
Day-ahead demand forecasts will be integral to any future 'Ahead Market'. We take a look at the current state and accuracy trend of demand forecasts made 24 hours ahead as part of the broader...
Potential Tripwire #3 When is a load not a load?
A feature of the upcoming EMMS technical specification that distinguishes demand response units from scheduled loads could impact some users of NEM data, if left unmanaged.
P30 Predispatch forecasts after 5-minute settlement–what do they mean?
30-minute pre-dispatch provides critical forward price information to the NEM - but what exactly will it mean after five-minute settlement? Marcelle takes a look.