A quick initial review of bids, for Monday 16th December 2024
Monday 16th December 2024 was an interesting day in the NEM for a number of reasons. So we’ll use the ‘Bids & Offers’ widget in ez2view to do this quick initial review and then,...
Articles by Paul McArdle
Paul was one of the founders of Global-Roam in February 2000. He is currently the CEO of the company and the principal author of WattClarity. Writing for WattClarity has become a natural extension of his work in understanding the electricity market, enabling him to lead the team in developing better software for clients.
Before co-founding the company, Paul worked as a Mechanical Engineer for the Queensland Electricity Commission in the early 1990s. He also gained international experience in Japan, the United States, Canada, the UK, and Argentina as part of his ES Cornwall Memorial Scholarship.
NEM-wide ‘Market Demand’ peaks at 33,674MW at 17:30 on Monday 16th December 2024
A short after-the-fact note to confirm NEM-wide ‘Market Demand’ was (as predicted) highest since 31st January 2020 (almost 4 years ago) ... in a case where AEMO Operational Forecasting team nailed the demand in...
Many DUIDs (esp Western VIC and Western NSW) subject to bound constraints, at 16:20 on Monday 16th December 2024
Here's a single snapshot from ez2view at the 16:15 dispatch interval to illustrate widespread constraint limitations in western NSW and western VIC.
NEM-wide ‘Market Demand’ is trending above forecast (to 15:45) – in part because of …
In this short article we include a single snapshot of ez2view at the 15:45 dispatch interval with three copies of the ‘Forecast Convergence’ widget to show actual levels of 'Market Demand' are running above...
‘Underlying Demand’ above 38,000MW … on Monday 16th December 2024
It might be useful for readers to reflect on the following snapshot from NEMwatch at the 14:00 dispatch interval (NEM time) to see Underlying Demand above 38,000MW.
Looking ahead (prior to 9am), to Monday evening 16th December 2024
Last Friday afternoon 13th December 2024 we wrote that ‘NEM-wide demand on Monday 16th December forecast to be highest in almost 4 years’. So I thought this morning we’d use a couple widgets in...
NEM-wide demand on Monday 16th December forecast to be highest in almost 4 years
As at 13:45 on Friday 13th December, the peak demand (measured as ‘Market Demand’ ) forecast for Monday is 33,718MW in the half-hour ending 18:00 (NEM time). In the last 17 years there have...
Warnings of possible LOR3 (i.e. Load Shedding) for Mon 16th and Mon 17th December 2024 cancelled … at least in (large) part due to delay in Outage on Line 17
At 13:06 NEM time the AEMO published MN121831 and 121833 noting the cancellation of the forecast LOR3 that was in place for both Monday 16th December 2024 and Tuesday 17th December 2024.
Some things that have changed, in the outlook for Mon 16th and Tue 17th December 2024 … and what’s not (yet) changed?!
Earlier this morning, we posted about deeper LOR3 forecast for Mon 16th and Tue 17th Dec 2024 ... and promised to take a look at ‘what’s changed?’. That's what we do here.
Evening volatility in QLD and NSW on Thursday 12th December 2024
We noted as it happened (e.g. hard to ignore a steady run of SMS alerts) , but only belatedly publish this record of evening volatility on Thursday evening 12th December 2024.
Friday morning forecasts for load shedding (i.e. LOR3) in NSW on Monday 16th and Tuesday 17th December grow more extreme
We'll explore 'what's changed?' more in subsequent articles - but in this article just want to flag the Market Notice updates around 05:00 (NEM time) this morning with forecast load shedding for Monday and...
AEMO publishes ‘NEM Local Temperature Alerts for NSW, SA, VIC from 12 Dec 2024 to 16 Dec 2024’
Topical, given forecast load shedding for NSW on Monday 16th and Tuesday 17th December, is the latest high temperature alerts for large parts of the NEM on 14th, 15th and 16th December 2024.
Load Shedding … i.e. LOR3 (briefly) *also* forecast for NSW on Tuesday 17th December 2024
We also now have a forecast for LOR3 in NSW for Tuesday 17th December 2024.
Updated forecast LOR3 (a.k.a. load shedding) in NSW for Monday 16th December 2024 grows wider and deeper … and some concern in VIC
Third article already this morning looking ahead to what’s forecast for Monday 16th December 2024 ... longer duration (and deeper) LOR3 (load shedding) in NSW + also LOR2 in Victoria.
A first look into the LOR3 (a.k.a. ‘load shedding’) forecast for NSW on Monday 16th December 2024
With AEMO forecasting LOR3 (i.e. load shedding) in NSW for periods of time on Monday 16th December 2024, in this WattClarity article we take a first look. More to come *as time permits* (and...
Surely not again so soon?! …. AEMO forecasts LOR3 (i.e. load shedding) for NSW on Monday 16th December 2024
"Surely not again so soon!?" ... was my first response at reading MN121734 published at 00:42 (NEM time) on Thursday 12th December 2024, forecasting LOR3 (a.k.a. load shedding) in NSW for Monday 16th December...
A quick look at bidding in QLD … back on on 18th February 2016
Because it was the focus of discussion and deliberation recently in the QUD19/2021 QLD Class Action, here's a view of bidding of all suppliers in QLD on 18th February 2016.
Dismissal of the class action against QLD Gencos (Stanwell Corporation and CS Energy) … part 1
On Wednesday 4th December 2024 we saw that Aaron Kelly of the ABC had written ‘Class action against Queensland's government-owned electricity generators dismissed’. Today we get a chance to take a first look.
‘Market Demand’ in Victoria (apparently!) drops 3,100MW in 5 minutes, on Monday 9th December 2024 … a data glitch?!
No sooner had we hit on the article ‘‘Market Demand’ in Victoria ramps by 903MW in 10 minutes, on Monday 9th December 2024’ than we see an even larger, and faster, ramp down in...
‘Market Demand’ in Victoria ramps by 903MW in 10 minutes, on Monday 9th December 2024
In Victoria on Monday afternoon 9th December 2024 we see 'Market Demand' has ramped up by 1,802MW in 25 minutes (including a ramp of 903MW in 10 minutes). Yikes!