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.
Articles by Paul McArdle
One of three founders of Global-Roam back in 2000, Paul has been CEO of the company since that time.
As an author on WattClarity, Paul's focus has been to help make the electricity market more understandable.
Discussion at AIE Brisbane on 2nd Dec 2021 – Early insights on Five Minute Settlement
Here’s the event details for the discussion scheduled for Thursday 2nd December 2021 about ‘Early insights from Five Minute Settlement’, thanks to AIE Brisbane.
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.
TransGrid releases ‘Energy Vision’ – their modelled results on a clean energy future for Australia
On Wednesday 13th October 2021, TransGrid released it’s ‘Energy Vision’, containing modelled results for 6 different scenarios out till 2050.
Re-starting compilation of GenInsights21, for release December 2021
Following a period when it was placed on the back-burner, due to other priorities, we’ve now re-started the development process for GenInsights21 and would invite you to pre-order your copy.
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.
AEMO releases Incident Report on 25th May 2021 event emanating from Callide C4
This morning (Fri 8th Oct) the AEMO has released its Incident Report into what happened on 25th May 2021, starting with problems at Callide C4.
Initial look at the latency of all rebids
Following from some analytical work performed in testing for Five Minute Settlement, here’s a view of latency of rebids (all DUIDs, all commodities) in recent months that prompts a number of questions…
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.
Callide C4 now not due back online until 1st February 2023
An updated look at return-to-service expectation for the damaged Callide C4 unit.
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.
Victoria Big Battery restarts operations following EnergySafe Victoria report
Two separate alerts received today about the Victoria Big Battery sent me looking for more information…
AEMO publishes Final Report on 24th January 2021 (total loss of SCADA systems)
A short back-dated article, to link in AEMO’s final report on this incident.
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)