Browsing through various units and thought I’d post this trend from the 4-second data for both Berrybank Wind Farm 1 and Berrybank Wind Farm 2 in Victoria on Tuesday 13th February 2024 in the 4-second data:
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.
A first article from me after starting to delve into a 14-hour time series of AEMO’s 4-second data for Tuesday 13th February 2024 (this one a trend of frequency to highlight points of interest).
Third article in a series, following the turbine failure at one of the Berrybank Wind Farms (was it Berrybank 2?) … to note that Berrybank 1 has restarted on Friday 7th February 2025.
Paul McArdle recently drew my attention to a short Twitter thread started by David Osmond on the arcane topic of NEM system frequency behaviour: At Paul’s invitation I’ve dived further into this issue to fill in some background, provide…
No sooner had I published this article about ‘Berrybank 1 Wind Farm recommences operations, on Friday morning 7th February 2025’ than I received an ez2view alert on the restart of neighbouring Berrybank 2 Wind Farm.
1 Commenton "Berrybank Wind Farms 1&2 in the 4-second data on Tuesday 13th February 2024"
From the market data, Berrybank 2’s ups and downs are clearly constraint driven (like Moorabool WF), although it was persistently below target output (by up to 10-15%) between 11:00 and 13:00.
On the other hand Berrybank 1’s availability dropped to low levels then to zero in the half hour following the main event and stayed there for all but a couple of DIs until about 20:00 when it recovered.
From the market data, Berrybank 2’s ups and downs are clearly constraint driven (like Moorabool WF), although it was persistently below target output (by up to 10-15%) between 11:00 and 13:00.
On the other hand Berrybank 1’s availability dropped to low levels then to zero in the half hour following the main event and stayed there for all but a couple of DIs until about 20:00 when it recovered.