A short note to flag the apparent trip of Callide C3 just prior to 06:35 (NEM time) on Wednesday 20th November 2024, as captured in this alert from the ‘Notifications’ widget inside of ez2view at the time:
A quick reference back to our live and high-speed frequency window for the mainland NEM (from readings in Brisbane) show the effect of the trip in a drop in frequency:
Paul was one of the founders of Global-Roam in February 2000. He is currently the CEO of the company and the principal author of WattClarity. Writing for WattClarity has become a natural extension of his work in understanding the electricity market, enabling him to lead the team in developing better software for clients.
Before co-founding the company, Paul worked as a Mechanical Engineer for the Queensland Electricity Commission in the early 1990s. He also gained international experience in Japan, the United States, Canada, the UK, and Argentina as part of his ES Cornwall Memorial Scholarship.
Like was the case on 4th July 2013, the cause of this large Aggregate Raw Off-Target result (across all Semi-Scheduled Generators) was a single unit trip.
AER announced today (and CS Energy confirmed) that a fine had been issued, and paid, for ‘allegedly operating a generating system without regulatory approval’ – with respect to the Callide C units on 24th May 2021 (i.e. the day before the explosion – but I believe unrelated to the explosion).
Yesterday (Tue 26th Sept 2023) we saw Kogan Creek drop offline for a few hours – and were asked if this was related to industrial action. Here, with the benefit of ‘next day public’ data, we take a first look.
On LinkedIn this afternoon, Josh Stabler (of Energy Edge) identified another consideration for the repair process for the significantly damaged Callide C4 steam turbine.
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