Some key events in the NEM that carried long-term implications
A deeper look at the frequency data (our own, and also from some others) reveals a number of other interesting things about what happened on Tuesday 25th May 2021 in Queensland.
My evening reading of an ABC news article (about Callide C) released this afternoon suggests a long, long and expensive outage for Callide C4.
Normally this would be part of a much more complete article adding to WattClarity’s growing coverage of the major power system events in Queensland following the incident at Callide C Power Station. However I for one find it easier to…
Sharing 7 of the ‘Headline Questions’ we’re pondering, as we bury ourselves in the data surrounding the events that happened on Tuesday 25th May … some of which will have long-lasting implications (not to mention detailed investigations).
Following yesterday’s incidents (plural!) we see prices forecast to be high this evening in QLD as well.
Part 5 in an expanding series, looking at what happened in QLD on Tuesday 25th May 2021 – this one looking at system frequency.
First update, day after the event, shows a cautious (initial) approach to returning the 4 units at the Callide site back to service.
Third short article this evening, after it looks like we’ve escaped from a tight supply/demand balance (reasonably) unscathed.
Looks set to be a very tight supply/demand balance this evening in Queensland. Here’s hoping everything goes right for the AEMO Control Room!
A quick snapshot from NEMwatch at 14:20 today highlighting the loss of approximately 2000MW of demand this afternoon – dropping the level of Scheduled Demand down to 3,775MW: The AEMO Market Notice highlighted says: ——————————————————————- MARKET NOTICE ——————————————————————- From : …
Guest author, Carl Daley, investigates why big batteries weren’t able to fully capitalise on extreme spot prices in SA on Friday 12th March.
A short article this afternoon to link through to the Preliminary Report published by the AEMO, looking into what happened in South Australia last Friday (12th March 2021).
Over 2,000 MW – or around 55% – of South Australia’s firm supply capacity was unavailable last Friday evening (March 12, 2021), along with virtually all of its large-scale renewable supply (a further 1,800 MW or so) but the lights…
A different type of market notice today (speaking of potential curtailment of embedded generation in South Australia) points to the future … accelerated by Heywood repairs in this instance.
A shorter article – thinking more about the future, prompted by one of the factors that contributed to the price volatility seen in South Australia on Friday 12th March 2021
Prices have (finally!) subsided, so here’s an initial review of what I can see about what happened in South Australia on Friday evening 12th March 2021. Apologies for mistakes (it’s rushed, there will be some)…
The price has spiked in South Australia this evening (Fri 12th March 2021). Here’s Part 1…
AEMO Market Notice 83206 today notifies the broader market of the rectification work on the Heywood transmission (damaged 13 months ago) to be conducted from Friday morning this week.
David Leitch of ITK Services examines how electricity is losing its share of energy consumption in Australia, while also looking at the main drivers behind lower electricity demand this Summer compared to the previous year.
In the middle of the day today (Fri 12th Feb) VIC Premier Dan Andrews announced a snap lockdown – here’s a quick look at how this was (quickly) added into the ST PASA Operational Demand forecast.