Start date of short notice outage at ER03 delayed again, now Friday 3rd October 2025
Late on Thursday 25th September 2025, the expected start of the short-notice outage at ER03 was pushed back again (this time by a week).
All Posts
Yet another data point raising questions about whether Eraring will be able to close in 2027, as per current plan
An article in the print version of the AFR this morning (asking more question about the achievability of the closure of Eraring in 2027) prompts some more head scratching.
Tesla Energy whitepaper ‘The Role of Grid-Forming Inverters in Providing Inertia (in the NEM)’ will be of interest
It was the RenewEconomy article some weeks ago that initially drew our attention to this White Paper ‘The Role of Grid-Forming Inverters in Providing Inertia (in the NEM)’ from Tesla Energy - but we...
Are CIS-ters doin’ it for themselves? Part 2: Understanding why there are delivery challenges
In part two of this four part series about the success of the CIS so far, we explore why delivery challenges may have emerged.
Are CIS-ters doin’ it for themselves? Part 1: Tracking the progress of CIS projects post-award
Recent debate has centred on the CIS’s success so far. In part one of this four-part series, we look at how projects have progressed since being awarded a contract.
The start of the unplanned outage at ER03 is delayed till early Saturday morning 27th September 2025
As a short follow-on article now mid-morning Thursday 25th September 2025 to highlight the delay in the start of the unplanned outage at ER03 as one of the key drivers in AEMO's cancellation of...
Unplanned outage at YWPS2 extended – return to service slated for 15th December 2025 (and may well extend further)
We noticed today (Wednesday 24th September) an ~8 week extension added onto the expected return to service date for YWPS2, which tripped offline due to 'LP turbine issues' in August 2025.
Some leading indicators of possible volatility in NSW on Thursday evening 24th September 2025
A quick look forward (past the forecast LOR1) to tomorrow evening in NSW, Thursday 25th September 2025.
A quick review of AEMO direction for System Strength in NSW back on Thu 28th August 2025
With the need for an early morning direction flagged for NSW on Thursday 25th September 2025, we take a quick look back 4 weeks ago (to Thursday 28th August 2025) when it happened.
AEMO notes possible early-morning direction in NSW on Thursday 25th September 2025
Worth calling out MN129729 published on Wednesday 24th September 2025 at 14:29 about possible early-morning intervention in NSW for System Strength reasons
Guest Authored Posts
24 GW in 24 months, a race against time for the NEM
Following his presentation at All-Energy in Melbourne last week, David Dixon reports on the state of the NEM's ambition to reach 82% renewables by 2030.
The implications of the Solar Sharer Offer (SSO) and Default Market Offer (DMO) review outcome on energy sellers
In this guest-authored article, Connor James explains the upcoming changes to the DMO, including the much publicised Solar Sharer Offer (SSO), and potential implications for energy sellers in NSW, SEQ, and SA.
Detailed Analysis
How does a wind or solar farm make money?
This is the third of a short series of video snippets extracted from the 17th September 2020 presentation by Marcelle Gannon and Jonathon Dyson for the Clean Energy Council entitled ‘Maximising Profitability in the...
Conformance and compliance–what’s the difference?
This is the second of a short series of video snippets extracted from the 17th September 2020 presentation by Marcelle Gannon and Jonathon Dyson for the Clean Energy Council entitled ‘Maximising Profitability in the...
Do you know your obligations as a Semi-Scheduled Generator?
This is the first of a short series of video snippets extracted from the 17th September 2020 presentation by Marcelle Gannon and Jonathon Dyson for the Clean Energy Council entitled 'Maximising Profitability in the...
Case Study – How to interpret a new NEM constraint and guess what it might do
Given the great interest in the new 'X5 constraint', guest author, Allan O'Neil, has invested some time to pick the new constraint equation to understand (and then explain) what it is, how likely it...
Semi-scheduled generation–what are the real issues?
Marcelle digs into the data to find out what the real issues are in the AER's proposed rule change for semi-scheduled generators.
Feedback we have received about the 2019 edition of our Generator Statistical Digest
Just over 4 months have passed since the release of the Generator Statistical Digest 2019. We take a look back at some of the compliments and comments we've received and seen from a variety...
Analytical challenge – recognising the separate components in Risk, and their influence
A simple refresher on two core components that combine in order to define risk - probability and consequence.
First look at South Australia islanded on Saturday evening, 16th Nov 2019
A first (and perhaps only - as this took longer than initially planned) walk through some of the interesting points of what happened yesterday (Sat 16th Nov 2019) when South Australia islanded from the...