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.
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.
Moderately high demand forecast for South Australia on the Adelaide Cup Day long weekend
A quick look (Friday morning 8th March 2024) to moderately high levels of demand forecast for SA in heatwave conditions this long (Adelaide Cup Day) weekend.
Antony Stace’s question about the step change (down) in QLD demand forecasts in AEMO MT PASA runs during February 2024
A question this morning by Antony Stace (on LinkedIn) about AEMO's demand forecasts for QLD prompts some further context here in this WattClarity article, with quick use of ez2view.
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...
A long-range trend of large instances of Aggregate Raw Off-Target (AggROT) across all Semi-Scheduled units
The second article today (falling out of analysis for GenInsights Quarterly Update for 2023 Q4) presenting a long-term trend of the incidence of large instances of Aggregate Raw Off-Target across the growing number of...
A 20-year trend of large instances of Aggregate Raw Off-Target (AggROT) across 44 x coal units to 31st Dec 2023
A first article today (falling out of analysis for GenInsights Quarterly Update for 2023 Q4) presenting a long-term trend of the incidence of large instances of Aggregate Raw Off-Target across the 44 x operational...
Spot price volatility in TAS on Sat 2nd March 2024
A short record of some afternoon volatility in TAS on Saturday 2nd March 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.
Consultation opens (and webinar next Friday) on Design Paper for ‘Capacity Investment Scheme’
On Thu 29th Feb 2024 (a day when NSW saw high demand, was stretched in terms of available capacity, and benefited from the electricity and other services provided by soon-to-close Eraring) the Dept of...
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.
Derivation of Underlying Demand in NSW on 30th and 31st Jan and 1st Feb 2011
Winding back the clock to summer 2010-11 we take a look at (our derivation of) Underlying Demand for NSW on 30th and 31st Jan and Tuesday 1st Feb 2011.
Derivation of Underlying Demand in NSW on 16th, 17th and 18th January 2013
Winding back the clock to summer 2012-13 we take a look at (our derivation of) Underlying Demand for NSW on 16th, 17th and 18th January 2013.
Derivation of Underlying Demand in NSW on 8th, 9th and 10th February 2017
Winding back the clock to summer 2016-17 we take a look at (our derivation of) Underlying Demand for NSW on 8th, 9th and 10th February 2017.
Derivation of Underlying Demand in NSW on 29th, 30th and 31st January 2019
Winding back the clock to summer 2018-19 we take a look at (our derivation of) Underlying Demand for NSW on 29th, 30th and Thu 31st Jan 2019.
Derivation of Underlying Demand in NSW on 30th and 31st January and 1st February 2020
Winding back the clock to summer 2019-20 we take a look at (our derivation of) Underlying Demand on Thu 30th Jan, Fri 31st Jan and Sat 1st Feb 2020.
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...
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...
NSW ‘Market Demand’ peaks at 13,764MW
At 16:35 on Thu 29th Feb 2024 the NSW demand peaked at its highest point in summer 2023-24.