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.
Six observations from a chart summarising how capacity, availability and volumes enabled have changed over the early phase of the very fast FCAs markets, since commencement on October 9, 2023.
The very fast FCAS markets started on 9 October 2023 and now a Basslink outage presents a confusing situation for required and enabled levels.
The requirement for the very fast raise contingency service is set to increase to 100 MW. We review availability and bids to consider the impact.
An article in the Australian this morning alerted me to yesterday’s Federal Court ruling against AGL Energy for not supplying contingency FCAS services (from Bayswater and Loy Yang A) when enabled by NEMDE. Here’s a quick look…
The new 1-second FCAS markets have been operational since the 9th October. We take a look to find out how it has fared.
Very Fast FCAS, because it operates at a faster timescale, can arrest the rise or fall in frequency more rapidly than the current fast service and therefore provides an avenue to mitigate the costs of needing to procure increasing levels of the existing fast service. The markets (raise and lower) are going live on 9 October 2023.
2 x AEMO Market Notices this afternoon prompt this article about four upcoming Market Enhancements … with the first to planned to commence from next Monday 7th August 2023
Third article for Sunday 13th November 2022 – this one taking a quick look at some pricing activity in the ENERGY market overnight.
The market volatility on Wednesday 10th August 2022 turned out to be illusive. We review unit output by fuel type to study how different generator groups responded on the day (in aggregate) finding increases, decreases and patterns in between.
Walking through some of the responses I can see in 19 of 67 Wind Farm units on Wednesday 10th August 2022 … when a software glitch delivered extreme contingency FCAS prices across all regions (though they were subsequently revised down).
Today (Mon 27th Sept) we were alerted to this Virtual Information Session on Wednesday 29th September that some of our readers will be interested in (Enabling FCAS at Musselroe Wind Farm)
A rainy Saturday morning reminds us the price volatility for Q2 in QLD has not totally gone away … with elevated prices for ENERGY and also Contingency FCAS (Raise 6 second and Raise 60 second).
High Contingency FCAS prices (Raise 6 second) in response to what’s happened at Callide Power Station drove the Cumulative Price to (6 times) the Cumulative Price Threshold. Administered Pricing began Saturday evening for QLD.
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.
Following recent articles on spot market revenue earned by solar farms in the NEM in 2020, Marcelle takes a look at their FCAS costs.