The Contagion of Scarcity
Guest author, Josh Stabler of Energy Edge, provides a look into the ‘contagion of scarcity’ events impacting the market since mid-May 2021.
Read MoreDemand records in NSW tumble for the second weekend in a row
Sunday afternoon saw demand in NSW hit new historic lows for the second weekend in a row.
What does ‘Forecast Convergence’ for MT PASA DUID Availability help us understand, about the ESB’s Final Advice?
Following from the ESB’s Final Advice, and inspired by the one year anniversary of publications the MT PASA DUID Availability data sets by AEMO (thanks to the ERM-sponsored rule change) we take a quick look about both initiatives might mean for each other. More to come in GenInsights21, time permitting.
The volatility seen through Q2 2021 was also a product of timing of solar production
Only ~11 weeks after the end of Q2 2021 we’re still exploring details of the extreme price outcomes. Here’s some of the ways in which solar PV played a significant role in the price outcomes delivered.
‘Grid Demand’ in the NSW region plunges on Saturday 11th September 2021
[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!
Interim boost to wind and solar in South Australia from ElectraNet’s new Synchronous Condensers
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.
AEMO says – all systems go, for Five Minute Settlement
Sharing the AEMO’s email this morning alerting the market to the ‘full speed ahead to 5MS’ notice.
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 the NEM).
No front page media horror stories for AEMO’s 2021 ESOO!
The AEMO’s 2021 ESOO was released this morning. Here’s where you can get it, and some of the articles written about it.
New low mark for production from brown coal on Saturday 28th August 2021
Following comments on social media over the weekend about a new low point for brown coal generation, I took a quick look.
ESB’s Final (or perhaps not so final?) Advice to Energy Ministers finally sees the light of day!
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.
Biggest price shock in history
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.
Low wind production (inside NSW+QLD) was one other factor contributing to price volatility in Q2 2021
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…
A quick look at the generator bids across Sunday 23rd August 2021 (when Solar temporarily eclipsed Coal)
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).
What happened at each of the DUIDs impacted by the ‘Q>>NIL_CLWU_RGLC’ constraint equation on Sunday 24th January 2021 (Part 5)
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
AEMC launches two related reviews into the framework for Transmission Development
A brief weekend note about two initiatives commenced by AEMC on Thursday 19th August 2021 – both related to transmission development.
AEMO identifies Power System Oscillations in ‘Polygon of Pain’ (Briefing Session – Wednesday 25th August)
A short note from AEMO’s weekly newsletter – about power system oscillations in west Murray region (VIC/NSW)
NEM-wide minimum demand (in winter) drops lower on Sunday 15th August 2021 … and Renewables Share in VIC higher
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).
A list of (some of) the factors contributing to the volatile price outcomes seen in Q2 2021 – particularly QLD and NSW
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.
Do you know what’s causing some increased latency on P5MIN data files on MarketNet in recent weeks (Potential Tripwire #4)?
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?