Hiccups at Loy Yang A4 (Part 1)
A quick look at 3 successive trips at Loy Yang A4 in returning back from a recent forced outage.
2023-24 GenCost consultation draft released – just before Xmas 2023
A short (and belated) article about the CSIRO’s GenCost draft report … and some associated media coverage.
A first look at ‘Market Demand’ in South Australia on Saturday 6th January 2024
A quick look back at Saturday 6th January 2024 in South Australia – and the case of an unforecast drop in ‘Market Demand’
An initial review of Cohuna Solar Farm through 2023 – including bushfire effects (related to electrical equipment onsite?)
Noting an earlier article on PV Magazine about a direction from Energy Safe Victoria relating to the Cohuna Solar Farm, we take a quick initial look at operations in the AEMO market data.
Two (of four) Major Rectification Outages at Yallourn performed. Have they improved plant performance (Part 1)?
Remembering a question that were were asked by a client in December 2023 (about Yallourn power station) we take a quick look at the start of 2024.
Out with a bang or a whimper? And a puzzle or two.
Guest author Allan O’Neil continues our series of posts on very low system demand levels in South Australia and Victoria on New Year’s Eve, with a few unresolved questions remaining
Recapping the accelerating decline in ‘Minimum Demand’ levels across the NEM, at the end of 2023
A tabular summary of how ‘declining demand’ has been an accelerating theme in most regions of the NEM (and NEM-wide) through 2023.
Recapping lowest points for demand today in Victoria (Part 4)
Part 4 in a series today, about what happened in Victoria with minimum demand and warnings of possible intervention to *increase* demand.
Also new ‘lowest ever’ point for Market Demand in South Australia on Sunday 31st December 2023
Fourth article today, taking a quick look at neighbouring South Australia – which has also seen a new ‘lowest ever’ level of Market Demand.
Part 3 … Victorian demand holding up at higher levels than successive AEMO forecasts
Third article today, focusing on an apparent anomaly between AEMO’s P30 and P5 predispatch forecasts for Victorian demand today (Sun 31st Dec 2023).
Part 2 – What’s running in Victoria today (apart from strong rooftop PV)?
A second article today on this challenging day for the Victorian grid, looking at which supply sources are running.
Demand in Victoria drops to a new lowest point on Sunday 31st December 2023, and AEMO flags possible intervention (Part 1?)
First article today, recording a new ‘lowest ever’ point for demand in Victoria (Sun 31st Dec 2023), and possible intervention from AEMO has it looks to drop further, leading to possible grid instability.
25 days to go, until the initial return of Callide C3 (waiting another 141 days for Callide C4)
As December 2023 draws to a close, we take another look at return-to-service expectations for Callide C3 (a couple more weeks) and then Callide C4 (a few more months). References Nick Evans’ interesting articles.
Looking back at the high demand levels seen in the past two days in Queensland
Taking a quick look back at two days of extreme levels of demand in Queensland during the ‘sleepy period’ between Xmas and New Year.
Queensland electricity demand climbs higher still, on Friday 29th December 2023
Some quick initial notes about the second day of remarkably high demand in QLD during the normally ‘sleepy’ period between Xmas and New Year (Fri 29th Dec 2023).
AEMO forecasts that tomorrow’s demand in QLD (i.e. Fri 29th Dec 2023) will be higher than today
Second short article on Thursday evening 28th December 2023, looking forward to Friday evening 29th December 2023.
QLD ‘Market Demand’ climbs past 9,500MW on Thursday 28th December 2023
Noteworthy that in the sleepy period between Christmas and New Year the QLD region can exceed 9,500MW (fast approaching an all-time maximum) on the first day of a two-day state wide heatwave.
An initial exploration of QLD’s spike at 14:30 on Thursday 21st December 2023
An initial look at the ‘out of the blue’ price spike in QLD at 14:30 on Thursday 21st December 2023.
Very fast FCAS markets continue to grow
Six observations from a chart summarising how capacity, availability and volumes enabled have changed over the early phase of the very fast FCAs markets, since commencement on October 9, 2023.
Dan Lee’s reflections about ‘the year that was in 2023’ via the WattClarity insight service
Yesterday (Thu 22nd Dec 2023), Dan Lee posted a summary of WattClarity service through 2023 on our company website. Today I’m sharing that with WattClarity readers here.