Price volatility in South Australia on Wednesday 27th October 2021
Some quick notes about a price spike seen over 4 dispatch intervals this morning in South Australia – Wed 27th Oct 2021.
Read MoreSpring 2021 in the NEM
A collection of articles about events that occur during Spring 2021 in the NEM (i.e. September, October, November 2021)
Keeping an eye out, for Negawatts
It’s Sunday 24th October 2021 and the AEMO’s new Centralised Negawatt Dispatch Mechanism has started operations. What can we see?
Recapping where the records sit, in ‘record minimum demand’ following Sunday 17th October 2021 (Part 4)
Capping off a weekend of new low points for minimum demand in NSW, and NEM-wide (and some near misses elsewhere) this table sums up where the low points sit.
A monster leak in the Grid drives ‘Minimum Demand’ on a NEM-wide basis down on Sunday 17th October 2021 (part 3)
Slightly later than happened for the NSW region, here’s the stats for the large reduction for ‘minimum demand’ on a NEM-wide basis for Sunday 17th October 2021
New record for ‘Minimum Demand’ in the NSW region on Sunday 17th October 2021 (part 2)
A quick look backwards, later in the afternoon, at the new ‘lowest ever’ point reached for demand in the NSW region.
New low points for minimum demand on Sunday 17th October 2021 (part 1)
A short note to recognise that the ‘low point record’ has been nudged lower on several fronts already (Sun 17th Oct) … and forecast to drop further still
AEMO forecasts new record minimum Operational Demand (NEM-wide) on Sunday 17th October
Looks like Sunday 17th October will be an interesting day, with a new ‘record low’ for Operational Demand on a NEM-wide basis forecast by AEMO!
Large Solar production in QLD on Saturday 16th October crushed between Rooftop PV and Coal
A short note at a ‘new normal’ condition that we can expect to see increasingly in NEM regions (including QLD) as rooftop PV continues to grow in scale.
Perhaps some early changes with Bid Strategy, with Five Minute Settlement
Another interim build of ez2view gives me an excuse to have another look at changes in bidding patterns at selected Wind, Solar and Coal units.
Yes, those high sensitivity price forecasts Wednesday afternoon were real – looking forward to Thursday 14th October 2021 for SA region! (Part 1)
On Wednesday afternoon some high prices forecast for South Australia from Thursday morning prompted a question from a Large Energy User client.
Recovery continues, at Victoria Big Battery
Some activity alerts prompt this short look at how the Victoria Big Battery is recovering from the industrial fire that took it out of action for a number of weeks.
Price Volatility continues in QLD on 4th October 2021, under Five Minute Settlement
A quick look at three price spikes seen late afternoon in QLD on Monday 4th October 2021.
The slide continues – demand in NSW lower still on Monday 4th October 2021
Looks like AEMO will be announcing a new ‘lowest point’ for Operational Demand in NSW later, given what has happened on Monday 4th October 2021 (Labour Day holiday).
… also a new lowest point for NEM-wide demand on Sunday 3rd October 2021
In addition to being a low point for Scheduled Demand and Operational Demand in the QLD region, it was also the case on a NEM-wide basis.
New low point for minimum demand (not artificially suppressed) in QLD on Sunday 3rd October 2021
A short note about a new low point for minimum demand that appears to have been set in the QLD region on Sunday 3rd October 2021
A first view of bids under Five Minute Settlement
It was too tempting to take some time today to look back on the first fully 5-minute bids from Friday 1st October (the start of Five Minute Settlement) to see how much has changed.
Five Minute Settlement has commenced … but beware some tripwires!
It’s quite early Friday morning, 1st October 2021 … and Five Minute Settlement has commenced. Here’s a *very* early initial look.
What does ‘next day public’ data show us about Tuesday’s re-start of operations at Victoria Big Battery
A quick additional look at activity Tue 28th Sept 2021 for Victoria Big Battery – as seen in ez2view with the benefit of ‘Next Day Public’ data.
Enabling FCAS at Musselroe Wind Farm – Information Session this Wednesday 29th Sept (15:00-16:30)
Today (Mon 27th Sept) we were alerted to this Virtual Information Session on Wednesday 29th September that some of our readers will be interested in (Enabling FCAS at Musselroe Wind Farm)
With ‘Minimum Demand’ plunging across mainland regions, AEMO initiates new Market Notices relating to Rooftop PV
Just last Friday the AEMO notified stakeholders more broadly about their new Market Notice Framework about ‘Minimum System Load’ and/or ‘Distributed Photovoltaics (DPV) Contingency’ … prior to Sunday’s new lowest point for minimum demand in South Australia!