Frequency change with Yallourn unit 2 trip
We assess whether the trip at Yallourn 2 on 26 August 2025 was large enough to drive a frequency disturbance.
Yallourn Power Station
Notable forced outage at Yallourn Unit 2 … due to ‘LP turbine issue’
A first article about an unplanned (and potentially significant) outage at Yallourn unit 2 that began on Tuesday 26th August 2025 due to 'LP turbine issues'.
Three units at Yallourn Power Station offline on Monday morning 16th June 2025
Taking a look at the three of the Yallourn Units offline on Monday morning 16th June 2025.
A short-lived return to service for Yallourn unit 4
Worth a short note on Thursday 12th June 2025 to highlight the short-lived return to service at YWPS4:
Unplanned outage at YWPS3 (tube leak) extended (due to air duct collapse)
Yallourn unit 3 came offline for a tube leak - but ABC reports (on Mon 9th June 2025) that 'an air duct in unit three collapsed during maintenance', so we take an initial look.
Do we have enough gas to wait until nuclear comes along?
Tristan Edis of Green Energy Markets discusses the practicalities of the gap that must be filled by the gas sector under the nuclear power timeline proposed by the Federal Opposition.
The extended outage at Eraring unit 3 (as at Thu morning 5th Dec 2024)
We thought we'd take a quick look at Eraring unit 3, given it was the focus of Colin Packham’s article yesterday in the Australian.
A quick look at Yallourn unit operations, on Tuesday 12th November 2024
Partly prompted by a comment yesterday from a WattClarity reader (Liam), and powered by 'next day public' data, we take a look at Yallourn Power Station on Tuesday 12th November 2024.
A closer (though still cursory) look at NEM Mainland Frequency in a data extract on Tuesday 12th November 2024
A second quick look at the drop in NEM Mainland Frequency on Tuesday 12th November 2024.
NEM Mainland Frequency drops below the NOFB, on Tuesday 12th November 2024
A quick article recording the drop of NEM Mainland Frequency below the lower bound of the NOFB on Tuesday morning 12th November 2024.
Herald Sun speculates about possible extension to Yallourn Power Station
On Sunday 8th September 2024 the Herald Sun published an article speculating about possible Service Life extension to Yallourn Power Station.
An update on some coal-fired units, on Friday 14th June 2024
A quick look at several different coal-fired units, via the 'Generator Outages' widget in ez2view.
Eraring and Yallourn units offline on unplanned outages again
A short article noting ER01 and YWPS3 offline for Unplanned Maintenance/Forced Outages, and another coming soon for ER02
More unplanned outages than would be desired, at YWPS3, since the Planned Major Outage
Yallourn unit 1 has just come offline for its Major Planned 'performance improvement' outage - but coincident with that, Yallourn unit 3 is suffering from a run of forced outages.
Yallourn unit 1 comes offline for the ‘performance improvement’ planned outage
A short article to mark the start of the long planned outage for Yallourn unit 1, which is aimed (at least in part) at improving the performance of the unit following 2022.
Where’s that major planned outage for YWPS1 go?
A client question (for GenInsights Quarterly Updates) recently prompted a quick look at the delay to the start of the planned outage for Yallourn Unit 1.
A quick first pass through ENERGY bids (for Victorian units) on Tuesday 13th Feb 2024
Five days after Tuesday 13th February 2024 we have a bit of time to take this initial (top-down) look at bidding for ENERGY in the Victorian region on that day ... with 27 Questions/Observations...
A look into minimum generation levels at various coal plants, using the GSD2023
Nick Bartels from Greenview Strategic Consulting uses the GSD2023 to examine minimum and maximum generation levels at various coal and gas plants in the market.
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.
An updated look at Kogan Creek performance in the past 60 days (re industrial action, bushfires, ambient temp, ez2view enhancements, and more)
With ez2view v9.8.5.1 released yesterday (Tue 30th Sept 2023) with enhancements to 'Generator Outages' we take the opportunity of some questions about Kogan Creek Power Station to have a look at the usefulness, and...