AER notice … ‘Market notice from the WEMDRA – Referral to dispute resolution panel’ … about scheduling error on 10th August 2022
A short note following on from the Scheduling Error experienced by AEMO on 10th August 2022.
Read MoreWinter 2022 in the NEM
*Was* solar production disappointingly low through (parts of) Q2 2022 … and, if so, why?
It’s taken longer than expected – but today I’ve posted this article that goes some way to answering the question ‘to what extent was solar production disappointing through periods of Q2 2022?’
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.
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
New lowest point for QLD ‘Market Demand’ on Sunday 7th August … excluding outages
QLD ‘Market Demand’ is dropping past prior low point (excluding 25th May 2021 with the loss of load).
All time record for wind production, NEM-wide, ratchets further on Thursday 4th August 2022
The ‘all time maximum wind production’ record has been increased again (actually twice) during this windy spell.
Spot price volatility in South Australia Thursday morning 28th July – second morning in a row
A quick record of some morning volatility in South Australia before the sun rises (second morning in a row)
Non-credible contingency event (and ~40MW loss of load) in country NSW early this morning
A short article about loss of supply to customers in western NSW (in the ‘West Murray’ area) early Monday morning, and and tripping of a number of generation and other plant.
Gas supply constraints spill into the NEM – two Victorian gas-fired generators directed offline
AEMO has directed two gas-fired generators in Victoria offline due to suspected gas supply limitations.
AEMO’s ‘Threat to System Security’ in the gas market in relation to Iona storage levels
AEMO issues another ‘Threat to System Security’ notice for the gas market … which might flow through to electricity.
New all-time record for wind output, NEM-wide on Saturday 16th July 2022
Saturday evening saw a new all-time record for aggregate wind farm production across the NEM.