CS Energy update on repairs to Callide C3 and C4 cooling tower
A quick article, following a social media update by CS Energy on the repair process for the cooling towers at Callide C.
Read More2021-05-25 Load Shedding in QLD after Callide explosion
A series of articles written in relation to what happened on 25th May 2021 when the explosion of Callide C4 led to load shedding in QLD under ‘Actual LOR3’ Low Reserve Conditions.
Plenty of things went wrong in Queensland last Tuesday, but some very important things went right
Whilst there were many things that went wrong on Tuesday 25th May 2021 (last week), guest author Allan O’Neil highlights that there were at least 4 things that went right – contributing to a much less severe outcome than would otherwise have been the case.
Callide C Catastrophic Failure
Carl Daley from EnergyByte, provides more insight into the events of last Tuesday, which culminated in widespread blackouts throughout Queensland.
There were 3 events on Tue 25th May – and it seems likely that QNI separated briefly in Event 2
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.
ABC news report suggests Callide C4 will be offline for a long, long time
My evening reading of an ABC news article (about Callide C) released this afternoon suggests a long, long and expensive outage for Callide C4.
Sequence of Events on 25 May – A Very Short & Partial Visual Guide
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…
Here’s 7 of the Headline Questions we’re pondering about, following the dramas in Central Queensland on Tuesday 25th May
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).
Three Events Yesterday – with Mainland Frequency as low as 48.555Hz
Part 5 in an expanding series, looking at what happened in QLD on Tuesday 25th May 2021 – this one looking at system frequency.
Callide C4 (tentatively) offline for a year – following turbine hall fire yesterday!
First update, day after the event, shows a cautious (initial) approach to returning the 4 units at the Callide site back to service.
QLD dodged a bullet …. Tue 25th May 2021 (Part 3)?
Third short article this evening, after it looks like we’ve escaped from a tight supply/demand balance (reasonably) unscathed.
Hold onto your hats … QLD’s supply demand balance forecast to be very tight in the hours ahead … Tue 25th May 2021 (Part 2)
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!
Loss of ~2000MW of demand in Queensland on Tuesday 25th May
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 : …