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.
Eventful Days
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 February 2017.
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 Event’ – in this article with respect to operations of the Victoria Big Battery.
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.
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 for NEM-wide Aggregate Scheduled Target (and the largest ramp in Q4).
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 unforecast jump in demand was driven by this phenomenon.
Stanwell unit 1 still (mostly) running Fixed Load (Part 2) … but took time for a TTHL test on Wed 6th March 2024
A short note recording the ‘trip to house load’ (TTHL) test at Stanwell unit 1 on Wednesday 6th March 2024 … using the same parts of the plant subject to concerns about fatigue damage.
Temporary replacement towers up, for the Moorabool Sydenham No2 500 kV line (from 12:10 on Wed 6th March 2024)
That same reader has helped point out that temporary towers brought the Moorabool Sydenham No2 500 kV line back into service on Wed 6th March 2024 (following No1 line RTS on Sun 25th Feb 2024).
Curtailment of Large Solar in NSW on Thursday afternoon 29th Feb 2024 exacerbated the price volatility
A quick look back at Thu 29th Feb 2024 – a day where afternoon (congestion-based) curtailment of Large Solar in NSW exacerbated the tight supply-demand balance and spot price volatility.
A quick summary of aggregate yield from Large Solar on Tuesday 28th November 2023
A quick look back at Tuesday 28th November 2023, a day of lowest Large Solar yield through 2023 Q4.
So where does NSW peak demand on Thu 29th Feb 2024 sit in historical context?
Putting the high demand seen in NSW on Thu 29th Feb 2024 in historical context.
So how much did Eraring Power Station supply, of the NSW electricity consumption, at peak demand time on Thursday 29th February 2024?
Last article (on the day) about Thu 29th Feb 2024. Prompted by an AFR article just over 24 hours ago, how large was the contribution of Eraring Power Station to the NSW electricity region today?
NSW ‘Underlying Demand’ peaks at 15,100MW at 15:00 (NEM time) on Thu 29th Feb 2024
Pulling together an estimate for ‘Underlying Demand’ in NSW for Thursday 29th February 2024, it was very big – and occurred earlier than the peak in ‘Market Demand’, and is measured in different ways by different people.
NSW ‘Market Demand’ peaks at 13764MW
At 16:35 on Thu 29th Feb 2024 the NSW demand peaked at its highest point in summer 2023-24.
A first look at the NSW price spike at 15:10 (NEM time) on Thu 29th Feb 2024
Took a first look at the 15:10 price spike to the $16,600/MWh Market Price Cap in NSW on Thu 29th Feb 2024.