Yallourn unit 2 restarts on Sunday 27th June
Yallourn now has 3 units back online, with return-to-service (RTS) of Yallourn unit 2 on Sunday 27th June 2021.
2021
Yallourn Unit 3 returns early this afternoon
Unit 3 at Yallourn Power Station came back online early this afternoon. Recent flooding at the power station’s adjoining mine has impacted it’s fuel supplies in recent weeks.
A Second Serving of the Q2 Elephant
For a second portion of Q2 “elephant eating”, I’ll look in some detail at the dynamics of an early instance of spot price volatility in Queensland, because many drivers turn out to be similar across other volatile intervals in the…
Callide B2 returns to service late this morning
Callide B2 returned to service this morning after nearly a month of being offline, following the explosion and outage at the station in late May.
Is the predictability of day-ahead demand improving?
Day-ahead demand forecasts will be integral to any future ‘Ahead Market’. We take a look at the current state and accuracy trend of demand forecasts made 24 hours ahead as part of the broader piece of work to feed into GenInsights21.
Gas issues and low wind contribute to low NEM-wide IRPM (and volatility) on Monday 21st June 2021
A short article marking (yet) another volatile evening in the NEM in this ‘elephant’ of a Q2 2021… now with some added challenges for gas-fired generation.
Using ‘MT PASA DUID Availability’ widget in ez2view to compare unit availability with expectations prior to Q2 2021
Following Saturday’s review of changed expectations for Callide Power Station and Yallourn Power Station, I took a look at aggregate expectation by fuel type. Here’s a belated article with the results.
Villain #8 – the ‘Invisible Man’
A few recent developments have prompted this article about Villain no8, a villain initially contemplated prior to my ‘forecast of sorts’ back at Clean Energy Summit in July 2017.
Eating the NEM’s Q2 Elephant – An Appetizer
An old adage runs that to eat an elephant, it’s best to proceed in small servings. With a very eventful Q2 in the NEM not yet finished, the number of headline events is already large enough – unexpected price volatility…
Yallourn unit 3 scheduled return to service on Tuesday 22nd June
After taking a quick look at the Callide units, we’ve also used ez2view to have a quick look at the Yallourn units to see when they are scheduled to return.
Return to service slips further, for Callide B2
A quick look this afternoon sees that the return to service for Callide B2 has been delayed a few days since I last looked during the week.
Newport Power Station cranked up heavily – as one commercial response to the Yallourn ‘Energy Emergency’
A series of questions about what’s happening at Newport Power Station prompted me to have a quick look…
Potential Tripwire #3 When is a load not a load?
A feature of the upcoming EMMS technical specification that distinguishes demand response units from scheduled loads could impact some users of NEM data, if left unmanaged.
Kogan Creek returns to service on Thursday 17th June 2021
A short note about return to service of Kogan Creek power station early this morning.
Callide C Event Fallout
Carl Daley of EnergyByte examines the ramifications of the Callide Power Station outage and discusses the big losers and winners from the situation.
Callide B1 back online Wednesday afternoon, 16th June
A short note to follow up on the welcome return-to-service of Callide B1.
Availability of Black Coal units has suffered through Q2 2021
The volatility that has been with us for weeks now (particularly QLD and NSW), and the dramas unfolding at Callide power station, prompted me to have a broader look at the availability of black coal plant across QLD and NSW, and compare this to prior Q2 periods.
Yallourn unit 3 back offline again
Late yesterday I noted how the situation at Yallourn was more complex than we had been initially thinking, so it was no surprise to see Yallourn unit 3 come back offline early this morning to conserve dwindling fuel supplies: Above…
Where’s Callide B1?
With expectations set last week that Callide B1 would be back online yesterday at minimum load, I’ve had a quick look and can’t see it yet…
Evening volatility on Tuesday 15th June 2021
It was volatile this morning well past that’s become ‘normal’ and the volatility has returned (as I expected it would) this evening. Here’s the snapshot of the 17:20 dispatch interval from one of our NEMwatch v10 dashboards: As highlighted: 1) …