[POSTED AT ~13:00] On Sat 11th Sept 2021, the ‘Grid Demand’ in the NSW region has dropped to levels not seen for many, many years … especially when considering it is in the middle of the day!
From 10:00 today (Friday 10th September 2021), ElectraNet’s new synchronous condensers (which have been under testing) will be deliver a boost to Semi-Scheduled units in South Australia.
Sharing the AEMO’s email this morning alerting the market to the ‘full speed ahead to 5MS’ notice.
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 the NEM).
The AEMO’s 2021 ESOO was released this morning. Here’s where you can get it, and some of the articles written about it.
Following comments on social media over the weekend about a new low point for brown coal generation, I took a quick look.
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.
Carl Daley of EnergyByte, examines recent energy and gas price volatility, leading to the conclusion that the May to July period in QLD and NSW has been the biggest shock to the spot market in history, and the forward price movements are rivalling the record setting year of 2007.
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 look…
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 the LHS of the ‘Q>>NIL_CLWU_RGLC’ constraint equation
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 chatter on social media).
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 the quarter – particularly for QLD and NSW.
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 understand why this is happening?
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.
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.