It’s now seven months since the SCADA outage on Sunday 24th January 2021 – and we’re finally able to complete and publish this (quite long) article exploring some of the implications for units on the LHS of the ‘Q>>NIL_CLWU_RGLC’ constraint equation
Callide B power station
An updated look at the ‘MT PASA DUID Availability’ widget in ez2view shows another delay in returning Callide C3 to service.
A short record of gas prices being up at $20/GJ and above through a cold spell for winter, with other factors at work.
Callide B2 returned to service this morning after nearly a month of being offline, following the explosion and outage at the station in late May.
A quick look this afternoon sees that the return to service for Callide B2 has been delayed a few days since I last looked during the week.
A short note to follow up on the welcome return-to-service of Callide B1.
With expectations set last week that Callide B1 would be back online yesterday at minimum load, I’ve had a quick look and can’t see it yet…
A short note about some further delays in return to service for Callide B1 and C3 … though earlier return for B2
First short article for Tuesday evening following report from CS Energy that the return to service
On Friday evening (28th May) and again this evening (Sun 30th May) my phone buzzed plenty of times – due to price volatility, and also alerting on low IRPM (enabled with Callide units offline, and low wind harvest at peak demand time).
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…
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.
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!
Guest author, Nick Bartels, compares calendar year results from GSD2020 to those in the earlier GSD2019 to explore how some thermal units in QLD and SA are changing operating patterns as part of the energy transition