The long weekend provided an opportunity to review 10 years of electricity bills at home to look at net usage patterns and net solar injections from our home rooftop solar system. What have we...
It's Easter Sunday (9th April 2023) and it looks like NSW minimum demand has fallen further from the prior record set 6 months ago.
On 6th April 2023 the AEMO published this preliminary report into the brief market suspension that occurred in NSW on 17th March 2023.
AFR and the Australian (and elsewhere?) there are reports of the co-owner of Callide C (with CS Energy) being placed in voluntary administration.
Given the significance of the event (Reserve Trader almost triggered on Thursday 16th March - 34 days till the closure of Liddell Unit 4) we're investing some time in exploring more detail of the...
A quick record of the start of volatility on Sunday evening 19th March 2023.
Looks like a new all-time record for Operational Demand in the QLD region early this evening, Friday 17th March 2023.
Looks like we've (sort of) dodged the Reserve Trader bullet on Thursday evening 16th March 2023 ... but still poses plenty of questions.
Second post for this afternoon/evening following AEMO announcement to commence RERT Negotiations for this evening in NSW.
Some late hot weather (in Autumn 2023) is providing for some activity in the market
From 08:00 (NEM time) this morning, the old 'X5 constraint' (i.e. formerly formally known as 'N^^N_NIL_3') has been split into two (i.e. addressing separately risk of tripping of either/both Bendigo to Kerang 220kV line...
In Part 3 of this Case Study, we look at the source of the Dispatch Interval Availability forecasts for these units at 17:05 on 27th October 2022 (i.e. Self-Forecast or something else, incl AWEFS/ASEFS).
In Part 2 of this Case Study, we look at those 15 x Semi-Scheduled units highlighted with large deviations (mostly under-performance) at 17:05 on 27th October 2022 in order to understand more.
In Part 1 of this Case Study, we start to look at the large collective under-performance across all Semi-Scheduled units (i.e. Wind and Large Solar) at 17:05 on 27th October 2022. More to come...
A short note following on from the Scheduling Error experienced by AEMO on 10th August 2022.
In today's article (a third snippet from GenInsights Quarterly Update for Q4 2022) we take a look at levels of large 'Aggregate Raw Off-Target' (i.e. large collective deviations away from Target), which continue to...
Here on this site, and also in real discussions in the offline world, we have been pondering this question for a number of years. For instance, it was pondered in Theme 13 (‘What’s the...
Another quick article today - this to record the rare use of coal in the UK on a cold evening with insufficient other supply.
A short article today noting the additional delays in return-to-service expectations for both Callide C3 and C4.
On Monday afternoon 6th March 2023 a late burst of summer in NSW has driven Market Demand above 13,000MW.