Combining together a bundle of different metrics related to the 'availability' of a wind farm, we take a look at what's happened at Bulgana Wind Farm over the past ~25 months.
A short article to look at the first instance of the new ‘V_NWVIC_GFT1_750’ constraint equation binding - on Wednesday evening 10th September 2025 (not 36 hours after it had first been introduced).
We noticed Bruce Mountain’s comments on LinkedIn about Newport power station running overnight, so had a look in ez2view.
A quick note to call attention to this recent alert from NERC with respect to ‘Large Load Interconnection, Study, Commissioning, and Operations’
A brief look at recent operational challenges at Yallourn unit 4.
In this article, we tie together various events since 1st January 2024 that featured either System Frequency outside the NOFB and large AggROT for Semi-Scheduled assets.
Subsequent to earlier article about VP5, the expected duration of the outage pushed out by more than a month.
The AEMO notifies that the new 'V_NWVIC_GFT1_750' constraint equation will first be invoked from 10L00 on Tuesday 9th September 2025.
On Tuesday 26th August 2025 the VP5 unit came offline, with rebid reasons suggesting that ‘turbine vibrations’ were a factor. We take a look ~10 days later.
Today we were alerted that the AEMC had belatedly published this 15-page Staff Working Paper titled ‘Addressing the risk of algorithmic collusion’.
Worth a short note today (Wednesday 3rd September 2025) to record AEMO’s Market Notice 128912 published at 16:10
It was no surprise at all to open the AFR and see 4 different analysts quoted in voicing their concerns about the unrealistic notion that Eraring can close in 2027 ... or perhaps even...
Looking back to Wednesday 27th August 2025, when Tamar Valley CCGT switched off.
In this article we take a look at operations of Waratah BESS through August 2025 - including some large Dispatch Errors on several days: (a) including Fri 29th Aug 2025, and how WTAH1 apparently...
Taking a second look at the midday decay of mainland frequency on Friday 29th August 2025.
On Saturday evening 30th August 2025 there was a trip (and then subsequent recovery) of the Loy Yang A1 unit - we take a look at frequency change.
Worth a quick note with a NEMwatch snapshot at 10:35 (NEM time) on Sunday 31st August 2025 to mark the ‘lowest ever*’ point for ‘Market Demand’ nudging lower still in the Queensland region.
As a further update on outage expectation for the damaged YWPS2 (which tripped with 'LP turbine issue' on Tue 26th August) the latest return to service expectation is now not until 22nd October 2025.
As another case of frequency disruption on the mainland grid, we spotted this trend occurring just before midday on Friday 29th August 2025.
An updated look (as at 14:10 on Thu 28th Aug 2025) of expected return to service for YWPS2