Coal-fired unit performance has improved markedly from the ‘dog year’ that was 2022
Following the recent release of the review of 2024 Q2 (and belated release of the review of 2024 Q1) here's some updated statistics on coal unit performance.
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.
Eraring Unit 3 offline for planned outage … but no more outages planned for Eraring through to 2027 (yet?)
With Eraring unit 3 coming offline on Sunday 25th August 2024 (not long after Eraring unit 1 returned to service) I've had a quick look.
GenInsights Quarterly Updates for 2024 Q2 released
(Last week) on Thursday 22nd August 2024 we released our 'GenInsights Quarterly Updates' detailed review of 2024 Q2, and on Friday we delivered an Executive Briefing to one of our clients.
It could be a high wind yield week ahead in the NEM?
A social media update talking about forecast high wind speeds in the coming week prompts me to check forecast aggregate wind farm production.
Callide C3 returns to service, a couple days earlier than schedule
After a forced outage lasting almost 4 weeks, Callide C3 came back online Wednesday evening 21st August 2024.
Morning burst of volatility in South Australia (Thursday 22nd August 2024)
A short article with this snapshot to document a morning burst of volatility in South Australia on Thu 22nd Aug 2024.
Reviewing rebids at Loy Yang A1 for Tuesday 20th August 2024 … [alternate title = tips for ez2view users in the ‘Bid Explorer’ widget]
For several reasons (including as prompted by conversations with several different clients in recent days) here's a review of rebidding at Loy Yang A1 as the unit came offline on Tuesday 20th August 2024.
Using the ‘Next Day Public’ data set to see more about yesterday evening’s unplanned outage at Loy Yang A1 (which remains offline at this point)
A brief follow-on to yesterday evening's article about the unplanned outage at Loy Yang A1 (Tue 20th Aug 2024).
Millmerran unit 2 offline on unplanned outage – Wednesday 21st August 2024
Another brief article (to help some specific readers/clients) with respect to a coal unit outage ... this time Millmerran unit 2.
Unplanned outage at Loy Yang A1
A quick look at some market data in ez2view, with respect to Loy Yang A1 unit coming offline on Tuesday afternoon 20th August 2024.
Tarong North Power Station trips on Monday evening 19th August 2024
A quick contemporaneous record of the trip of the Tarong North Power station unit on Monday evening 19th August 2024.
Queensland ‘Market Demand’ drops below 3,000MW (for the first time in over 20 years), on Sunday 18th August 2024
Sunday 18th August 2024 sees Queensland reach a new 'lowest' point for 'Market Demand' ... not quite 8 months after it saw a 'highest ever' point for 'Market Demand'. Stretched at both ends, and...
Wobbles in recent days, at Loy Yang A
A brief follow on article about Loy Yang A station, following the A4 unit trip yesterday, and unsuccessful return to service today.
AEMO commences publishing actual intermittent generators (SCADA) availability data to the EMMS Data Model
The AEMO began publishing actual intermittent generators (SCADA) availability data: (a) to the EMMS Data Model in the Production environment from August 13th 2024 and (b) to NEMWeb from August 14th 2024.
System frequency drop with trip at Loy Yang A4 on Wednesday 14th August 2024
A short record of a coal unit trip around the time of a system frequency drop. on Wednesday 14th August 2024.
GenInsights Quarterly Updates for 2024 Q1 belatedly released, on Mon 12th August 2024
A belated article about the belated release (on Monday 12th August 2024) of GenInsights Quarterly Updates for 2024 Q1.
Spot price volatility (in SA only?) on Tuesday evening 6th August 2024
A quick article about evening volatility (in South Australia only?) on Tuesday 6th August 2024
Evening burst of volatility across the NEM on Monday 5th August 2024
A slightly longer summary (compared to this morning's) of some evening volatility (across the NEM) on Monday evening 5th August 2024.
Morning burst of volatility across the NEM on Monday 5th August 2024
A quick summary of some morning volatility (particularly SA, VIC and SA) on Monday morning 5th August 2024.
A (very!) quick look at bidding behaviour (NEM-wide) over recent days
Curiosity drove us to take this initial (and very quick) look at bidding behaviour, NEM-wide, across the past 14 days in relation to recent NEM-wide price volatility.