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.
In this instalment of our annual review of the NEM’s expanding battery fleet, we draw on the GSD2025 to look at long-term trends in market revenue, high-price capture, the early returns of FPP, and network curtailment.
Almost exactly 3 months ago we posted a ~12 month chronological record of the history of Waratah BESS. Due to observations today (and questions and conversations leading from them) it was worthwhile to update this trend.
In this article we take a look at operations of Waratah BESS through August 2025 – including some large Dispatch Errors on several days:
(a) including Fri 29th Aug 2025, and how WTAH1 apparently helped to drive frequency the wrong way;
(b) and Tue 19th Aug 2025, where WTAH1 helped to restrain frequency.
An ez2view client and avid WattClarity reader was fast off the mark with a tip to look at Waratah BESS – which (via charging at the time) contributed to the price spike in QLD and NSW.
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