The release of GSD2023 supports a deep dive into its 10-year FCAS history section. We inspect three units of differing technology and make use of the data extract to uncover trends in participation.
Darling Downs CCGT
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
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.
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.
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
Today (Wed 13th Jan 2021) a high temperature alert published by AEMO for the Dalby area in southern QLD prompted a quick look at what the GSD2020 shows, in terms of high-temperature limitations of plant around the Dalby area.
Using the (hot off the press) Generator Statistical Digest 2019, we take a look across all 304 DUIDs to see how they performed through calendar 2019 in terms of large excesses in ‘Raw Off-Target’ in both directions. These results suggests implications for the future…