Too Early to Say?
Guest author, Allan O'Neil, publishes some analysis for WattClarity on price and generation mix changes apparent in the NEM coincident with (but not wholly caused by) the closure of the last remaining units at...
Guest Author
How dispatch works … it’s much more than just a bid stack
New guest author, Ryan Esplin progressively builds a more precise model of the NEMDE dispatch process to illustrate why the stylised 'Merit Order' bid stack model is increasingly not enough to explain dispatch and...
Renewable curtailment – forced and not quite so forced
Inspired by the recent article by Tristan Edis (who referenced the GSD2022 in analysis of curtailment of some wind and solar farms), Allan O'Neil follows on with more analysis of the two main types...
Australia’s Renewable Energy Boom – The Good, The Bad and the Downright Ugly
Tristan Edis from Green Energy Markets takes a deep dive into generator performance across the NEM. He provides his take on which wind and solar farms have outperformed and underperformed, through the recent renewable...
Timestamping Renewable Energy Certificates is a Bad Idea.
Tom Geiser argues against time-stamped Renewable Energy Certificates - and how the concept could impact trade, accuracy, market signals and other factors.
Bye X5, Hi X5
From 16th March 2023 the infamous 'x5 constraint' has been split into two. We quickly showed previously that the design of the Left Hand Side (LHS) does not vary. In today's article, valued guest...
The NEMs frequency behaviour – how is it going?
Following recent online discussions, Bruce Miller has produced this in-depth analysis of frequency behavior in th NEM.
Has adding wind and solar upped the need for FCAS in the NEM?
Allan O'Neil digs through historic FCAS enablement and utilisation levels to examine whether there is an increasing trend in recent years.
Price/MWh Harvest in the 2022 Generator Statistical Digest
Nick Bartels of Greenview Strategic Consulting uses the price energy harvest metric from our GSD2022 data extract to examine the recent performance of each fuel type within the NEM.
Investigating last Friday’s frequent frequency swings
Allan O'Neil provides an explainer about how small deviations in supply and demand are managed in the NEM, in order to help us understand the apparent swings in frequency that we noted in QLD...
The GSD2022: A labour of love
David Leitch of ITK Services provides his top insights from the GSD2022, which he has used to look into generation mix, constraints and firming.
Farewell Liddell
Guest author, Allan O'Neil, takes the release of the GSD2022 as an opportunity to take a look at the past 10 years of performance of the four-unit Liddell Power Station (one unit closed in...
How closely monitoring households’ energy data can unleash their solar outputs and (possibly) make them more money
UQ's Richard Bean and Neil Horrocks discuss a project they are involved with that would enable network operators to see household voltage and current data in real time.
SA Islanding: Never mind the ‘Big Solar Button’, here’s Flexible Exports
James Martin from SwitchDin, provides an overview of the state of distributed energy management, and how it relates to last week's events in SA.
Why the Adelaide storm was so intense
Ant Sharwood of Weatherzone provides some insights into the intensity of last weekend's thunderstorms in South Australia, which had severe impacts on the state's transmission network.
4.2 million lightning strikes during wild weekend storms in Australia
A weekend of prolific thunderstorms had a significant impact on the NEM. Ben Domensino of Weatherzone reports on the 4.2 million+ lightning strikes that were detected across the country on Saturday and Sunday.
Analysis Paralysis – where has our engineering gone?
Kate Summers gave this speech about the 'paralysis by analysis' currently occurring in the energy industry at Melbourne's All-Energy Australia Conference on Wednesday 26th of October.
Back to the future
Greg Thorpe of Oakley Greenwood discusses some of the latest developments in the electricity sector which could be described as 'back to the future'.. and provides a forecast of what might follow.
Biggest market correction in history
As a sequel to his earlier article, Carl Daley looks at the a number of record corrections in electricity forward prices that occurred yesterday, coming after weeks of decline.
Market players are poking the bear …
Carl Daley of EnergyByte walks through the 'angry bear response' between market players, and the outcomes and consequences of these actions.