Guest author, Allan O’Neil, takes a detailed look at how VIC1-NSW1 transfer capability has been limited frequently due to constraints related to the 051 line in southern NSW, and what it means in terms of inter-regional settlements residue accumulations, market efficiency overall, and the energy transition.
We’re seeing an increasing number of claims on social media along the lines of ‘South Australia exporting more than it imports’. Whilst that was true around 2019, it’s NOT been the case for a number of years.
The new 1-second FCAS markets have been operational since the 9th October. We take a look to find out how it has fared.
Yesterday, the NSW Government released both the Marsden Jacobs report (NSW Electricity Supply and Reliability Check Up) and the Government’s Response.
The 2023 ESOO contains some some reporting (and data) about one particular contingency plan … delaying retirement of existing thermal generators (with Eraring a case in point).
In this article we delve in deeper on Thu 30th Jan and Fri 31st Jan 2020 … two days that saw extreme levels of ‘Aggregate Scheduled Target’ (i.e. AggSchedTarget – a requirement for firming capacity). A timely review, given two developments arriving tomorrow (on Thursday 31st August 2023).
After having had an extended break abroad, the coverage from last week’s AEW event provided a unique opportunity to check back in with the energy market from an outsider’s perspective.
With Q2 drawing to a close, we’re gearing up to produce GenInsights Quarterly Update for this quarter. Timely to look back at Q1 at what was reported about curtailment of wind and solar in that earlier Quarterly Update.
AEMO is re-enabling the ‘MaxAvail’ figure in bids for Semi-Scheduled units. It will act as a limit on capacity available, feeding into the NEMDE dispatch process for the unit. We look at how Semi-Scheduled plant have currently been treating MaxAvail in the bid and share some insights.
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 Liddell Power Station.
In Part 1 of this Case Study, we start to look at the large collective under-performance across all Semi-Scheduled units (i.e. Wind and Large Solar) at 17:05 on 27th October 2022. More to come in subsequent parts…
Here on this site, and also in real discussions in the offline world, we have been pondering this question for a number of years. For instance, it was pondered in Theme 13 (‘What’s the future for Participation Categories in the…
Following recent online discussions, Bruce Miller has produced this in-depth analysis of frequency behavior in th NEM.
Dan Lee provides this write-up of a recent study tour to Timor-Leste and reflects on lessons learned about how the transition is affecting developing nations.
Three other reports released by AEMO on 1st December 2022 will also make for interesting reading.
Following the published note of scepticism/concern about the energy transition from several industry CEOs in the AFR on Friday, we take a quick look at the replacement capacity needs just for Loy Yang A power station to illustrate the enormous scale of the challenge.
On Wednesday 28th September 2022 the Queensland Government has launched its much awaited Energy Policy.
A short note about the release of the final version of the AEMO’s 2022 ISP that was published this morning.
Wednesday 8th June 2022 saw bust-boom-bust supply-demand balance, with yo-yo pricing resulting. Very topical, given discussions in various parts about a capacity market.
A brief note in the lead-up to a deeper dive into GenInsights21 for AEC Members next week, on Tuesday 26th April 2022.