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.
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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 last Friday.
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 2022 and three to close soon in 2023), contrasting against two other black coal-fired stations.
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.
Cost-based Modelling is Doing Consumers a Disservice.
Tom Geiser of Neoen writes this think piece about cost-based modelling vs price-based modelling in the broader debate about transmission investment.
The Case for Hourly Renewable Energy Certificates
James Allan of Quinbrook Infrastructure Partners discusses the potential benefits of moving to hourly RECs.
Benchmarking large-scale solar PV performance
Lachlan McLeod of Ekistica writes this short article following the recent release of an ARENA report looking into performance ratios used to compare solar pv operations.
Seasons of low wind and solar output will influence the shape of the NEM
Geoff Bongers, Nathan Bongers and Andy Boston have prepared this guest authored article following on from their recently published paper about the characterisation and mitigation of renewable droughts in the NEM.
Stepping to suspension
With all regions of the NEM having been suspended by AEMO on Wednesday 15th June 2022, guest author Allan O’Neil takes an initial look at what’s visible in terms of operations in the NEM.
What (I believe) is the real cause of our energy crisis – and what should we do?
Tristan Edis of Green Energy Markets explains his thoughts on what has caused the evolving energy crisis and what state and federal governments could do in response.