On Thursday 26th August 2021 (a little over 4 weeks after it was provided to the Energy Ministers by the Energy Security Board), the ESB's Final Advice to Energy Ministers has been publicly released.
As Q2 2021 unfolded, it seemed that there were many instances where prices spiked during evening demand peaks - and that wind output was low at the time. So I took a closer statistical...
Prompted by reports elsewhere of solar PV production eclipsing coal-fired production on Sunday for a period of time, I had a quick look (including at aggregate bid volumes).
It's now seven months since the SCADA outage on Sunday 24th January 2021 - and we're finally able to complete and publish this (quite long) article exploring some of the implications for units on...
A brief weekend note about two initiatives commenced by AEMC on Thursday 19th August 2021 - both related to transmission development.
A short note from AEMO's weekly newsletter - about power system oscillations in west Murray region (VIC/NSW)
Sunday 15th August saw lowest level of Operational Demand in the NEM for a winter period, NEM-wide. This also led to a number of other outcomes (including higher renewable penetration, negative prices, ... and...
Prompted by last Friday's publication of the AER's 'Wholesale Markets Quarterly' for Q2 2021, here's a tabulated summary of some of the contributing factors of spot price volatility (and hence high average prices) for...
Re-posted with update: In recent weeks we have noticed a trend towards increased latency in the creation of the ‘PUBLIC_P5MIN_*.csv’ files published by AEMO on MarketNet, and we wonder if you can help us...
Hydrogen explosion in South Africa (at Eskom's Medupi unit) will inevitably draw comparisons to the explosion at Callide C4 on 25th May 2021. Use caution in following those links!
Following a tight supply-demand balance in New Zealand on a winter Monday evening 9th August 2021, leading to unserved energy, here's a quick review of what information I could find.
A brief, belated and back-dated article to point to this AEMO White Paper ‘Application of Advanced Grid-scale Inverters in the NEM’ published in August 2021.
Some quick thoughts, spurred by Simon Hackett's comment in relation to the fire at the Victorian Big Battery
One Monday evening article noting reports that the fire at Victoria Big Battery is under control.
Monday's update on the fire at the new 'Victoria Big Battery' - which seems to have mostly come under control by the afternoon.
A short update on Sunday 1st August 2021, about the continuing fire at the Victoria Big Battery.
On Thursday 30th July 2021 Origin Energy announced a large impairment on several different types of assets - its own generation portfolio, renewable PPAs, and gas purchase contracts. However the focus in the media...
It's Saturday evening, and here's a look at what additional data I can see, in relation to the fire (and any after-effects) with the Victorian Big Battery.
Following the (very brief) initial article early this afternoon, here's some more of what we have been able to determine about today's fire at the new Victoria Big Battery facility near Geelong VIC.
Here's first data about Victoria's Big Battery ... which is on fire on Friday afternoon 30th July 2021 (literally!).