Small drop in NEM Mainland Frequency with Stanwell Unit 3 offline

As we’ve done on several occasions in recent times, here’s another article about a frequency disruption we’ve seen in real time in the NEM:

2024-10-16-at-13-41-NEM-MainlandFrequency

This drop (shortly before 13:41 NEM time on Wednesday 16th October 2024) was well within the NOFB.

It lines up well with this alert triggered from an internal copy of ez2view (the ‘Notifications’ widget) showing a coal unit that’s come offline:

2024-10-16-at-13-41-ez2view-Notification-STAN3-offline

This time it was Stanwell unit 3.


About the Author

Paul McArdle
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.

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