I thought it would be worth adding a couple snapshots from the ‘Forecast Convergence’ widget in ez2view looking at ‘Market Demand’ as at various dispatch intervals on Thursday 26th June 2025 looking backwards ~7...
Here’s a snapshot from NEMwatch at 07:25 to record some morning volatility on Thursday 26th June 2025
It was now just over 5 years ago when Marcelle wrote ‘Not as simple as it appears – estimating curtailment of renewable generation’. This week's invocation of the 'N-DPWG_63_X5' constraint set provides a great...
A very short midday article on Wednesday 25th June 2025 noting this apparent trip of LYA2 unit from 443MW just prior to 11:31 (NEM time).
For those interested in ‘what happened, why and what should be done about it’ with respect to the 28th April 2025 blackout on the Iberian Peninsula, ENTSO-E is also investigating.
At 17:44 yesterday (Monday 23rd June 2025) the AEMO issued MN127743 noting an unplanned outage of Darlington Point - Wagga No.63 330 kV line (leading to the ‘N-DPWG_63_X5’ constraint set being invoked)
Another short article about a large change in demand – this one being a 409MW drop in ‘Market Demand’ to the 12:10 dispatch interval (NEM time) on Tuesday 24th June 2025.
Beginning Monday evening 23rd June 2025, the AEMO has forecast extremely tight supply-demand balance in South Australia (including possible load shedding) for Monday 30th June 2025.
We see a new record for NEM-wide wind production was set at 22:35 (NEM time) on Monday evening 23rd June 2025, with aggregate FinalMW reaching 9,491MW.
On Wednesday 18th June 2025 Red Eléctrica (REE) published on the “Blackout in Spanish Peninsula Electrical System on 28th of April 2025” .
It was with interest that one of our team members noted David Osmond’s comment earlier today when he said 'June 12 was one of the most challenging days of the last 4 years ...'
Here’s a snapshot from NEMwatch at 17:35 on Wednesday 18th June 2025 as food for further discussions at 'Energy Week' in Melbourne tomorrow.
Earlier today we wrote about the ‘News Release on the blackout on the Iberian Peninsula...’. Here's the report (which we could not find at the time).
On Tue 17th June 2025 (local time) a news release has been made to suggest a report into the April 2025 power outage on Iberian Peninsula has been released.
A quick look at two particular instances of (relatively small) frequency disruption on Tuesday 17th June 2025.
Following on from Linton's article (about the frequency drop at 15:40 on Monday 16th June 2025) we take a look at the largest harmful Dispatch Errors across the full fleet of units ... and...
Taking a look at the three of the Yallourn Units offline on Monday morning 16th June 2025.
With BW04 returned to service on Sat 14th June 2025, worth noting that sibling unit BW01 came offline on Sunday afternoon 15th June 2025.
Over the past week (and particularly Wednesday 11th June 2025 and Thursday 12th June 2025) gas-power generation ran strongly in Victoria. So we take a quick look at the historical context.
Belatedly noting the AEMO's publication of the Industry Go Live Plan for the ERI and ST PASA changes.