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...
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...
AWEFS and ASEFS dispatch availability forecast systems experienced what looks to be an outage and we uncover how the 'SCADA' origin filled the gap.
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,...
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).
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...
A Saturday morning update (8th March 2025) following the overnight advance of TC Alfred.
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...
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...
The AEMO notes that, at 06:12 (NEM time) on Friday 7th March 2025 various 132kV lines between Lismore and Mullumbimby tripped, along with No 1 and 2 cables...
AEMO is seeing considerable uncertainty in forecasting daytime 'Market Demand' for QLD (and NSW, to lesser extent) in the near term due to uncertainties in the approach of...
This article reviews regulation FCAS costs in 2024, relative to maximum capacity, and uncovers drivers behind high non-scheduled unit costs.
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...
A third step in the 'Energy Literacy' journey in helping readers to understand the complexities within each and every Dispatch Interval.
A quick record of a unit trip at Bayswater Power Station on Wednesday afternoon 5th March 2025.
AEMO says 'At 1030 hrs the Ewingsdale-Mullumbimby 9G5 132kV line and the Directlink DC1 tripped'. Was this related to TC Albert?
The faster-moving nature of the FM, with the introduction of FPP, removes predictability in the indicator for frequency performance.
A first walk through the ‘Q^^TR_CLHA_-600’ constraint equation (at the 10:00 dispatch interval on Monday 3rd March 2025), before 'next day public' data is available.
A second step in the 'Energy Literacy' journey in helping readers to understand the complexities within each and every Dispatch Interval.
This article is a first step into exploring some of the complexities within three of the commonly used time-steps across the NEM.