What was the total cost of ‘keeping the lights on’ across the NEM in June?
Dan Lee provides some exploratory calculations in order to estimate the total cost of maintaining electricity supply throughout a very turbulent June.
Seasonal Record of Events in the Market
Collections of events that we see happening in the NEM, categorised in terms of the seasons in which they occur.
‘Minimum Demand’ records pushed lower in QLD on Sunday 11th September 2022 … re ‘Emergency backstop mechanism’
‘Minimum Demand’ for the QLD region (in recent years and excluding 25th May 2021) drops lower still on Sunday 11th September 2022.
A deeper (but still incomplete) look into the Overnight volatility in South Australia (i.e. part 2)
A follow-on second look at the volatility experienced in South Australia around midnight beginning Thursday 8th September 2022.
Overnight volatility in South Australia – part 1
A run of volatility in South Australia lasting ~90 minutes triggered a few alerts.
There’s plenty of wind, but the SA price is still spiking today (Wed 7th Sept 2022)
A quick marker for some volatility thus far today in South Australia.
Benchmarking large-scale solar PV performance
Lachlan McLeod of Ekistica writes this short article following the recent release of an ARENA report looking into performance ratios used to compare solar pv operations.
NEM-wide IRPM drops below 15% on Monday 5th September 2022
A quick second article today, with IRPM down below 15% on a NEM-wide basis.
Widespread cloud cover across QLD dampens solar production on Friday 2nd September 2022 … and broader
In this article we take a quick look at how today’s widespread cloud cover is affecting solar production across QLD.
Morning volatility in South Australia on Thursday 1st September 2022
This morning have been greeted to a run of SMS alerts for volatility in South Australia.
Substantially different than a year ago, the 2022 ESOO points to challenges ahead in the supply/demand balance
With the AEMO releasing the 2022 ESOO on Wednesday morning 31st August 2022 with the limited time I have available right now I’ve had a quick look, and in this article highlight some things that jumped out to me.
Instantaneous NEM-wide production from wind on Fri 26th Aug 2022 was lowest in eleven months
Looking back at Friday 26th August 2022 we see that it was not only South Australia that was becalmed. All but one of the wind farms operating in the NEM showed quite low output levels – meaning lowest aggregate level in 11 months!
Morning, afternoon and evening volatility in South Australia on Friday 26th August 2022
It’s been recurrent volatility in South Australia today.
Run of price volatility in SA on Thursday morning 25th August 2022
A quick look at this morning’s volatility in South Australia.
Diverse generator responses to illusive FCAS prices on Wednesday 10th August 2022
The market volatility on Wednesday 10th August 2022 turned out to be illusive. We review unit output by fuel type to study how different generator groups responded on the day (in aggregate) finding increases, decreases and patterns in between.
AEMO releases report on Market Suspension during June 2022
On Thursday 18th August 2022 the AEMO has released its report into the Market Suspension during June 2022. Will make for interesting reading …
AEMO released Compensation Update for June 2022 events
A short note flagging AEMO’s publication (dated 15th August 2022) about compensation payments for the June 2022 events.
Case Study of Wednesday 10th August 2022 – Part 1 (Response of Wind Farms)
Walking through some of the responses I can see in 19 of 67 Wind Farm units on Wednesday 10th August 2022 … when a software glitch delivered extreme contingency FCAS prices across all regions (though they were subsequently revised down).
QLD minimum demand drops lower still on Sunday 14th August 2022
A short note on Sunday 14th August 2022 with electricity demand in QLD hitting new low points.
Load shedding *briefly* forecast for South Australia on Monday evening 15th August 2022
Another interesting development (briefly) on Wed 10th August was forecast load shedding for South Australia on Monday 15th August 2022
Market volatility on Wednesday 10th August 2022 (incl FCAS prices going haywire) – Failure of Market Systems?
A short initial article to flag market volatility on Wednesday 10th August 2022 which sees ENERGY prices elevated (particularly TAS) and also Contingency FCAS prices at MPC