Callide B2 back online on Wednesday 9th November 2022
Callide B2 has returned to service - perhaps a bit earlier than earlier projections noted.
Articles by 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.
Long-range trend of Instantaneous Reserve Plant Margin (IRPM) and focus on Q3 2022 – from GenInsights Quarterly
One of the metrics we introduced into GenInsights Quarterly Update for 2022 Q3 was a long-range review of IRPM (Instantaneous Reserve Plant Margin). In this article we share...
New lowest point for NEMwide demand on Sunday 6th November 2022
On Sunday 6th November 2022 the NEMwide demand dropped below previous 'lowest point' records.
Low wind on Friday 4th November 2022
Following a client request on Friday 4th November, here's a quick look at the low wind conditions occurring on that day.
What’s going on at the Callide power stations?
Prompted by a few media questions (on a day when all 4 units were offline together for about 3 hours), have taken a quick look at the status...
Griffith University study ‘Quantifying the risk of renewable energy droughts’
The Griffith University (by Joel Gilmore, Tim Nelson and Tahlia Nolan) study mentioned in earlier RenewEconomy article is now accessible on the Griffith University website here.
Callide C3 unit suffers cooling tower issues
Alerted via an ABC news article, we take a quick look at Callide C3.
We’ve released GenInsights Quarterly Updates (2022 Q3) on Monday 31st October 2022
On Monday 31st October 2022 we released GenInsights Quarterly Updates for Q3 2022 - second in the expanding series, following customer requests for updates of GenInsights21
Brief spike at 11:10 in NSW and QLD on Monday 31st October 2022
A quick article to document a spike at 11:10 on Monday 31st October ... which seems related (at least in part) to the same network outage as on...
Loy Yang A2 back online – Monday 31st October 2022
A short note about return to service for LYA2, which had been out for over 6 months.
AEMC published a Final Report as part of Stage 2 of the Transmission Planning and Investment Review
A short note about the AEMC's Transmission Planning and Investment Review - Stage 2 Final Report released last week, and submissions on Stage 3 Draft Report due this...
False (re)start at Loy Yang A2 on 25th October
Prompted by a comment by a WattClarity reader, I've taken a quick look at Loy Yang A2 for the past week.
A new lowest point for NSW demand on Saturday 29th October 2022
Electricity demand in NSW has dropped to a new 'lowest in NEM history' point on Saturday 29th October 2022
AEMO publishes ‘Scheduling Error Report’ related to problems experienced on 10th August 2022
Also this week, the AEMO published a report about the glitch in the dispatch process that occurred back on 10th August 2022.
AEMO releases preliminary report into Tasmanian event on Friday 14th October 2022 (i.e. Article 5 in our series)
On Friday 28th October, the AEMO released its preliminary report into the storm damage to Liapootah – Palmerston 220 kV lines (loss of more than 500MW of load,...
AEMO released its QED for 2022 Q3
A quick note to mark Thursday's release of the QED for Q3 2022 by the AEMO
Quick initial notes about price spike at 17:30 on Friday 28th October 2022
A quick look at a brief price spike in NSW and QLD on Friday evening 28th October - which appears to be related to a Ravine -Yass(2) 330kV...
Slightly more detail on System Frequency on Friday 14th October 2022 (Part 4)
Zooming into the ~7 minute period during which the initial event occurred in TAS on Friday 14th October 2022.
Dan Andrews used that* four letter word to launch their Election Energy Policy
Last Thursday 20th October the Victorian Labor Government, in the midst of seeking re-election, had its own turn at releasing an Energy Policy that caused quite a stir...
Several different timeframes for investigating the major Tasmanian system event beginning Friday 14th October 2022
Third article on what happened on Friday 14th October 2022 - sharing a photograph of the damaged transmission (thanks to TasNetworks for the photo, and Zeus for the...