A look at curtailment through the GSD2024
After reviewing the latest version of our Generator Statistical Digest (GSD), David Leitch shares his top insights about VRE curtailment across the NEM in 2024.
Articles by David Leitch
Optimising a highly renewable NEM from scratch, Part 2
In Part 2 of their modelling and analysis project, David Leitch and Paul Bandarian discuss the modelled results of their sharpe ratio-maximised VRE system, including additional considerations regarding transmission.
Optimising a highly renewable NEM from scratch
David Leitch and Paul Bandarian present and discuss the model they’ve created which uses a maximum Sharpe ratio wind and solar portfolio for the 2025 calendar year, drawing upon data from the AEMO’s 2024 ISP.
Batteries, coal revenues and demand response units: Insights from the GSD2023
David Leitch provides his top insights from reading his (pre-published) copy of our GSD2023 – due to be released later this week.
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.
La Nina is the main cause of high electricity and gas prices
Guest author David Leitch examines the effects of recent rain and how it has disrupted coal production along the east coast.
David Leitch’s review of GenInsights21
Occasional guest author, David Leitch, grasped an opportunity for an early read of GenInsights21 – and shares some of his observations here with WattClarity readers.
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 this Summer compared to the previous year.
Highlights from the 2020 GSD
David Leitch highlights some themes that stuck out to him as he read through this year’s edition of the Generator Statistical Digest – including a look at how batteries are dominating the FCAS market, some surprises with capacity factor, and other things
NSW renewable energy plan seals death warrant for six gigawatts of coal
David Leitch and Ben Willacy of ITK Services provide analysis of the NSW Government’s recently announced renewable energy plan.
Seasonality and deep storage in a highly decarbonized NEM
David Leitch of ITK Services examines the seasonal effects of Variable Renewable Energy (VRE) and some underlying challenges in this energy transition [this article is based on presentation at ‘Smart Energy Virtual’ on Wed 9th Sept 2020]
Selected initial observations from the Generator Statistical Digest 2019
Guest author, David Leitch, in his first article here on WattClarity, walks through some of what first jumps out to him in his initial review of the Generator Statistical Digest 2019.