How much did it *actually* cost – the implementation of Five Minute Settlement?
Some of our readers might be able to help us answer this question ...
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.
Scheduled Demand drops *below 0MW* in South Australia on Sunday 21st November 2021
South Australia hits a very low point for 'Market Demand' on Sunday 21st November 2021 ... all the way down to *actually be below zero!*
Ongoing file creation delays in P5 predispatch data at AEMO
Another set of 'file creation' data for the P5 Predispatch prepared by one of our team yesterday (Monday 15th November) suggests the file creation latency issues we highlighted in August are ongoing.
Another ‘mystery DUID’ puzzle (from Forecast Convergence in GenInsights21)
A second 'mystery DUID' puzzle ... perhaps more complex than the first ... from GenInsights21, for those who like to be challenged in ways like these.
Can you guess these five mystery DUIDs from their longer-term MLF trend? (one sneak peak from GenInsights21)
Under four weeks to the release of GenInsights21 we thought we'd share this puzzle with our readers on Wattclarity ... can you name these 5 x mystery DUIDs from their longer-term MLF trajectory?
Yallourn coal bunker fire on Thursday 11th November 2021
A short article about the fire in the Yallourn power station coal bunker.
Widespread rain event one factor in pricing volatility in QLD on Thursday 11th November 2021 (Part 2)
Second short article, looking into what has been happening through Queensland on Thursday 11th November 2021.
Price volatility in QLD and NSW on Thursday 11th November 2021 (Part 1)
Some price volatility in NSW and (especially) QLD region on Thursday 11th November 2021.
A sneak peak at the increasing volume of bidding at some Large Solar Farms in the NEM
A short article today, to share an image from the upcoming GenInsights21 release, and to pose some questions - about what's been happening with the rise (and fall!) of bid volumes at Large Solar...
Updated tabulated record of minimum demand points – for each region, and NEM-wide – following 31st Oct 2021
Updating the minimum demand records, following new low points seen for VIC and SA (but not NSW, as I had thought earlier) for Minimum Demand.
New Minimum Demand point also set for Victoria on Sunday 31st October 2021
Second region today (Sun 31st Oct 2021) to see a new 'minimum demand' record was the Victorian region ... when looking at Scheduled Demand (after correcting my mistake about NSW).
[CORRECTION – CLOSE TO] New Record Scheduled Demand point also set for NSW on Sunday 31st October 2021 (Part 2)
[CORRECTION - CLOSE TO] Second region to fall lower on Sunday 31st October 2021, in terms of Minimum Scheduled Demand, was the NSW region
Minimum Demand records drop lower – for the SA region, and NEM-wide (Part 1)
On Sunday 31st October 2021 we see minimum demand level drop considerably lower for the South Australian region ... and also a new record set on a NEM-wide basis.
Storms in Victoria on leave ~500,000 without power
A short note about the storms that left approximately 500,000 people without power in Victoria on Friday 29th october 2021
Evening LOR2 in the QLD region – and early ‘summer’ evening
A quick note about an actual LOR2 condition in the QLD region - Thursday 28th October 2021
Price volatility in South Australia on Wednesday 27th October 2021
Some quick notes about a price spike seen over 4 dispatch intervals this morning in South Australia - Wed 27th Oct 2021.
The rise of the auto-bidder
A trend of monthly total number of bids shows clear indication of 'the rise of the auto-bidder'.
Keeping an eye out, for Negawatts
It's Sunday 24th October 2021 and the AEMO's new Centralised Negawatt Dispatch Mechanism has started operations. What can we see?
Recapping where the records sit, in ‘record minimum demand’ following Sunday 17th October 2021 (Part 4)
Capping off a weekend of new low points for minimum demand in NSW, and NEM-wide (and some near misses elsewhere) this table sums up where the low points sit.
A monster leak in the Grid drives ‘Minimum Demand’ on a NEM-wide basis down on Sunday 17th October 2021 (part 3)
Slightly later than happened for the NSW region, here's the stats for the large reduction for 'minimum demand' on a NEM-wide basis for Sunday 17th October 2021