A collection of articles being published on WattClarity over time that analyse and comment on the ongoing (but changing) requirement in the need for firming capacity.
A number of these articles feature analysis of the metric ‘Aggregate Scheduled Target’.
In this article we take a look at operations of Waratah BESS through August 2025 - including some large Dispatch Errors on several days: (a) including Fri 29th Aug 2025, and how WTAH1 apparently...
An article in the Australian by Colin Packham prompts a look in AEMO data about expectations for when Tamar Valley CCGT might be switched off.
We saw first output from the HUNTER1 unit (the first of two at Snowy Hydro's new peaker) on Sunday 27th July 2025. So we're looking a little further, in this article.
WDR capacity has increased by 23 MW since our last look, and much of it happened recently.
I'm slated to participate at a panel session at the EUAA National Conference on Wednesday 7th May 2025, so have prepared some analysis to talk through...
Submissions at the AEMC already closed over a week ago, with respect to their review of WDRM. Here's some starting thoughts ...
Tristan Edis of Green Energy Markets discusses the practicalities of the gap that must be filled by the gas sector under the nuclear power timeline proposed by the Federal Opposition.
On Wednesday 15th January 2025 the AEMC decided to make a temporary rule change (which will come into effect from 23 January 2025) relating to mothballed Snuggery and Port Lincoln power stations in South...
Yesterday, our team produced ‘not-for-dissemination early draft’ of the GSD2024. We take a look through this (and use ez2view) to explore reports of a trial of 'two-shifting' (and other enhancements to flexibility) for the...
After a suggestion from a reader, Dan plots the locations of the 19 winning CIS projects announced last week against economic and network curtailment data.
SA Government has requested that two recently mothballed diesel power stations be eligible for provision of emergency reserves.
Worth noting the proposed 'Firm Energy Reliability Mechanism’ from the South Australian Government - with live online information session Monday 25th November 2024.
An update on LinkedIn from Len McLachlan from AGL Energy about a recent trial of two-shifting at Bayswater unit 4 prompts a quick look.
In this third excerpt from GenInsights Quarterly Updates for 2024 Q2, we share some perspectives about the amount of Firming Capacity projected to be delivered in net terms, to 2028 (given some withdrawals and...
In this second excerpt from GenInsights Quarterly Updates for 2024 Q2, we share (some of) the updated analysis completed of Aggregate Scheduled Target (a metric that points to the requirement for Firming Capacity).
In the second half of this two-part case study we look at a timeline of the Snowy 2.0 project, and discuss the history of mega-projects in the NEM.
A quick record of Tamar Valley CCGT coming offline yesterday (Tue 23rd July 2024) after 40 days of solid operations through a low-rain and low-wind winter in Tasmania.
A timeline of evolving expectations for the cost, benefits, and delivery dates for Project Energy Connect - following news of recent issues surrounding the project.
Five weeks on from the re-start of production at Tamar Valley CCGT, it's still running (and water storage levels in TAS are still low).
Given what's happened for Monday, Tuesday and Wednesday evening this week (and even tighter supply-demand balance forecast for Thursday evening) we take a look at the correlation between low IRPM and low Capacity Factor...