Kogan Creek returned to service on Tuesday 20th December 2022
CS Energy's Kogan Creek restarted on the morning of Tuesday 20th December 2022.
Market Operations
Return to service expectation for Callide C3 is (still) 11th February 2023
No change in return-to-service expectation for Callide C3.
Callide C4 generator transformer delivered to Callide Power Station
A quick note to echo the news from CS Energy that the replacement generator transformer is onsite.
Spot volatility in the NSW region on Monday morning, 12th December 2022
First day back in the NEM after a break and I see the that the ‘N-RVYS_2’ Constraint Set is contributing to morning price volatility in the NSW region again.
Callide C3’s return to service pushed back to February 2023
QLD looks like it will be without Callide's C3 unit until at least February 2023.
Enhancement of ASEFS and AWEFS forecasts provided by AEMO – from Wednesday 23th November 2022
A short article, to record the upgrade of the ASEFS and AWEFS forecasts for Semi-Scheduled (i.e. Wind and Large Solar) units.
Dispatch of the market’s more complex at present … with SA on its own island (and TAS still in pieces)
One of the side-effects of the transmission issues in South Australia and Tasmania is a (much) more complex dispatch process - with NEMDE file creation times slowing down as a result.
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 of the four units on the...
Callide C3 unit suffers cooling tower issues
Alerted via an ABC news article, we take a quick look at Callide C3.
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.
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.
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.
Loy Yang A2 slips back – now RTS on Thu 27th October 2022
Third article today about major outages - this one looking at current expectations for RTS for Loy Yang A2 after some apparent slippage.
Callide C4 still scheduled for RTS on 7th April 2023
Spurred by the extended outage at Kogan Creek, we also take a quick look at current expectations for Callide C4.
Kogan Creek Power Station major overhaul extended to 18th December (unexpected stator and rotor issues)
One of many articles in the AFR this week flagged an extension of major outage on Kogan Creek Power Station. In this article we take a quick initial look.
Market volatility on Wednesday 10th August 2022 (incl FCAS prices going haywire) – Failure of Market Systems?
A short initial article to flag market volatility on Wednesday 10th August 2022 which sees ENERGY prices elevated (particularly TAS) and also Contingency FCAS prices at MPC
Non-credible contingency event (and ~40MW loss of load) in country NSW early this morning
A short article about loss of supply to customers in western NSW (in the 'West Murray' area) early Monday morning, and and tripping of a number of generation and other plant.
File creation times for P5MIN drop, prior to the end of the Market Suspension
Now that we're past Market Suspension, we take a look back and see file creation latency improve prior to the end of Market Suspension.
AER published ‘Semi-Scheduled Generator Compliance Bulletin and Checklist’
A short article about the AER's publication (on 1st July 2022) of some updated information to help Semi-Scheduled generators understand their obligations.
File creation times at AEMO for DISPATCHIS and P5MIN increase 50%, coincident [CAVEAT] with Administered Pricing and Market Suspension
In parallel to the 'Energy Crisis 2022' (and perhaps related to it, in some ways) we see a step change decline in the performance of the timeliness of file creation for P5MIN at the...