Articles by Allan O'Neil


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...


FCAS driving the island?

Guest author, Allan O'Neil, contributes his first article with respect to the islanding event in South Australia of November 2022 (in this article taking a look at FCAS market outcomes in South Australia).


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.




A Quick Tour of the 2021 ESOO

Guest author, Allan O'Neil, takes an initial look at some of the highlights included in the AEMO's Electricity Statement of Opportunities for 2021 (a 10-year forecast for what might unfold in the future of...


A Second Serving of the Q2 Elephant

For a second portion of Q2 “elephant eating”, I’ll look in some detail at the dynamics of an early instance of spot price volatility in Queensland, because many drivers turn out to be similar...





Down 55% – but not out

Over 2,000 MW – or around 55% – of South Australia’s firm supply capacity was unavailable last Friday evening (March 12, 2021), along with virtually all of its large-scale renewable supply (a further 1,800...


New Sources of Strength

Guest author Allan O'Neil puts together an in-depth explainer about system strength and looks at the current approach to system strength management in South Australia, its impacts and the imminent installation of synchronous condensers...


Transition Fooled?

Through the lens of the GSD2020, Allan O'Neil looks at the much-discussed role of gas-fired generation in the 'energy transition' of the NEM’s generation sector






Observing Easter Saturday, a little belatedly

Guest author, Allan O'Neil, invests some time to explore a number of different aspects of Easter Saturday (11th April 2020), each noteworthy in their own right (including low demand, high percentage share renewables, negative...