On LinkedIn this afternoon, Josh Stabler (of Energy Edge) identified another consideration for the repair process for the significantly damaged Callide C4 steam turbine.
A client sent in this ez2view image this afternoon pointing out another factor that’s been occurring in the absence of 4 x Callide units – markedly increased production from gas-fired generation.
Only two dispatch intervals (thus far?) of extreme pricing tonight for QLD and NSW (Wed 2nd June 2021). Here’s the first one…
In order to assist discussions on social media about what’s been happening with Callide C4 over the past 10 years, using the GSD2020 I’ve published some actual detailed performance metrics.
The AEMO has released its 22-page Preliminary Report into the Callide C4 Catastrophe and the subsequent events.
We’ve started exploring the constraint data from the QLD region for back on Tuesday 25th May 2021 (with the Callide C4 catastrophe) and here’s some initial information.
A note of thanks to Mark Ludlow at the AFR for the compilation of some great initial information about what happened at Callide C4 unit just over a week ago (on Tue 25th May 2021).
For ease of future reference, here is the list of events that occurred on Tuesday 25th May 2021 … as we (currently) see them.
A number of things happened late today – with the trip of DDPS1 (only declare credible contingency earlier in the day) giving more impetus to spot price volatility in the QLD and NSW regions already facing tight supply/demand following the Callide catastrophe and LOR1 in NSW.
First short article for Tuesday evening following report from CS Energy that the return to service
James Tetlow from Overwatch Energy explains an important rule change that was recently introduced that has seen a significant increase in the civil penalties for generators who fail to follow operating rules.