Let’s Talk About (Operating) Reserves
A team of academics at UNSW explain operating reserves and analyse the case for implementing an operating reserve service in the NEM.
Areas of deeper analysis
Two Wrongs Don’t Make a REZ
Tom Geiser discusses transmission access and the efficacy of Renewable Energy Zones. He examines what the underlying problems are and how they can be solved directly.
Is the predictability of day-ahead demand improving?
Day-ahead demand forecasts will be integral to any future 'Ahead Market'. We take a look at the current state and accuracy trend of demand forecasts made 24 hours...
Using ‘MT PASA DUID Availability’ widget in ez2view to compare unit availability with expectations prior to Q2 2021
Following Saturday's review of changed expectations for Callide Power Station and Yallourn Power Station, I took a look at aggregate expectation by fuel type. Here's a belated article...
Callide C Event Fallout
Carl Daley of EnergyByte examines the ramifications of the Callide Power Station outage and discusses the big losers and winners from the situation.
Ten Years of Performance History for Callide C4, from the GSD2020
In order to assist discussions on social media about what's been happening with Callide C4 over the past 10 years, using the GSD2020 I've published some actual detailed...
Exploring several categories of Stakeholder in ‘Generator Insights 2021’
In our development of GenInsights21, we're exploring ways to also include some analysis of different types of stakeholders in the generation process. In this article we outline a...
Observations of differences in system frequency in the Mainland NEM (comparing 2019 to 2021)
One of the many data sets being crunched as part of our analytical efforts underpinning the development of 'GenInsights21' is system frequency. In this short article today, we...
Announcing development of ‘Generator Insights 2021’, and inviting your pre-order
As alluded to in several recent articles, we have underway a process for updating the ~180 page analytical component included in the Generator Report Card 2018 (released 23...
Big Batteries – big issues!
Guest author, Carl Daley, investigates why big batteries weren't able to fully capitalise on extreme spot prices in SA on Friday 12th March.
Ranking solar farm FCAS costs in the NEM in 2020
Following recent articles on spot market revenue earned by solar farms in the NEM in 2020, Marcelle takes a look at their FCAS costs.
Will your 10 out of 10 baseline be eligible?
A threshold for accuracy and threshold for bias has been set to evaluate whether a load’s baseline methodology is acceptable for the Wholesale Demand Response mechanism. Just prior...
Solar Returns – ain’t what they used to be?
Guest author on WattClarity (but co-author of the Generator Statistical Digest 2020) uses the GSD2020 and numbers for preceding years to look at how some of the older...
The ‘GSD2020 Data Extract’ is now available
Following a number of requests from our clients, we are pleased to note that a GSD2020 Data Extract is now available.
Large-scale solar farm revenue in 2020 part 2 – considering LGCs
Marcelle extends last week's comparison of solar farm energy spot market revenue in 2020 by adding in an estimate of the LGC (green certificate) revenue.
Some of the early references and feedback we’ve received about the GSD2020
Valued team member, Daniel Lee, reviews some of the early references to, and compliments for, the Generator Statistical Digest 2020 - which was released about 7 weeks ago.
Piecing together what happened on Sunday 24th January 2021 with the ‘Q>>NIL_CLWU_RGLC’ constraint equation (Part 3)
It's taken a while to find the time - but today I'm posting this next analytical piece (Part 3) that seeks to understand what happened on Sunday 24th...
A Comparison of Large-Scale Solar Farm Revenue in 2020
Which solar farms performed best in 2020? Marcelle compares spot revenue performance across the NEM.
Marcelle Gannon to share insights (this Thu 11th March 2021) at CEC Large-Scale Solar Forum
Here's three key insights to listen for this Thursday ... when Marcelle Gannon speaks at the CEC's Large-Scale Solar (virtual) Forum.
Lets talk about demand
David Leitch of ITK Services examines how electricity is losing its share of energy consumption in Australia, while also looking at the main drivers behind lower electricity demand...