Recapping aggregate solar yield in Queensland’s ‘wet week’ prior to Easter 2024
A quick look back at the period before easter 2024, which was forecast to be a wet week in QLD ... looking particularly at solar yield.
Market Operations
Case Study of inertia supplied by source in the NSW grid on Tuesday 14th November 2023
With GenInsights Quarterly Update for 2023 Q4 completed, and some time till the end of 2024 Q1, we've looked back at Tuesday 14th November 2023 (when AEMO had...
Weatherzone forecasts possibility of Wind Farm (high wind speed) Cut Outs
A Weatherzone forecast of potential high wind-speed cut-outs at some Wind Farms in the coming days will be of interest to some WattClarity readers.
Missing megawatts and phantom generation
Seven days ago, AEMO notified the market of a Scheduling Error from 24th Jan 2024 to 7th March 2024. A client asked us what it meant - so...
The earlier fire at Torrens Island switchyard (Mon 25th March 2024)
Yesterday we wrote briefly about ‘Electrical fire in switchyard at Torrens Island Power station’ following a tip on 7News. In that news update, 7News mentioned that there was...
The fire at Torrens Island switchyard (Wed 27th March 2024) curtailed the Torrens Battery
With 'next day public' bid data, we see the impact the switchyard fire had on Torrens Island BESS on Wed 27th March 2024.
Electrical fire in switchyard at Torrens Island Power station
A quick article following a 7News Adelaide report of an electrical fire at Torrens Island power station.
Pelican Point penalised $900,000 for breach on Wed 8th February 2017
Today (Wed 27th March 2024) the AER issues a Media Release about a $900,000 penalty to Pelican Point (owned by Engie) relating to breach of rules on 8th...
Another slight slippage in return to service (RTS) expectation for Callide C3
A short note about another (minor) delay in return to service for the repaired Callide C3 unit, that suffered a cooling tower failure.
A focused look at operations at Victoria Big Battery (VBB) on Tuesday 13th February 2024
In this article we circle back to Tuesday 13th February 2024 to tick off a few more of the long list of questions about the 'Major Power System...
AEMO report on multiple incidents impacting SCADA over almost 3 years 2021, 2022 and 2023
Also last week, AEMO informed the market of the availability of a report outlining 18 discrete incidents, over a period of just under 3 years, that included SCADA...
AEMO notifies of Scheduling Error (Incident 60) from 24th Jan 2024 to 7th March 2024
A short note on Thu 21st March 2024, the day the AEMO notifies the market of a Scheduling Error (incident 60) spanning 24th January 2024 to 7th March...
SA price spike on Tue 12th March 2024 with rapid ramp in demand
A short article to document a price spike in SA on Tuesday afternoon 12th March 2024
Spot price volatility in South Australia on Monday 11th March 2024
A short record of the start of some price volatility in South Australia on Monday 11th March 2024.
Elevated prices (and demand) in VIC and SA on Sunday evening 10th March 2024
A short record of evening volatility in VIC and SA during the heatwave on Sunday 10th March 2024.
Elevated demand in SA and VIC on Saturday 9th March 2024
A short note to record some slightly elevated demand in VIC and SA on Sat 9th March 2024 over a hot long weekend.
8th March 2024–CleanCo’s Update #1 about the repair and return to service of Barron Gorge Power station
A brief, and belated, post here to link through to this Update #1 on the Kuranda Weir Recovery Project (published by CleanCo on 8th March 2024)
Case Study of Sunday 12th November 2023 (lowest point for Aggregate Scheduled Target in 2023)
A 2nd short article falling out of GenInsights Quarterly Updates for 2023 Q4. This one looks at Sunday 12th November 2023 and shows the lowest point in 2023...
Case Study of Friday 8th Dec 2023 (big gyrations in Aggregate Scheduled Target)
A short article looking at Friday 8th December 2023 looking at NEM-wide Aggregate Scheduled Target on the day.
Cloud impacts on demand, a review of NSW on 29 February 2024
The Russ Christ Effect can be described as cloud impacts on rooftop PV arriving before any associated cooling conditions. We consider the extent to which a sudden and...