We’re seeing an increasing number of claims on social media along the lines of ‘South Australia exporting more than it imports’. Whilst that was true around 2019, it’s NOT been the case for a number of years.
Continuing network outage, and weather conditions, leads to long duration of elevated price in SA over the weekend.
Some quick notes about volatility in SA on Friday evening 11th August 2023.
Light winds and a constrained interconnector contributed to elevated prices on 1 August 2023.
Yesterday’s note from ElectraNet prompted this initial summary of some of what we’ve seen happen with the SA islanding event over the last 12 days.
On Saturday evening 19th November 2022 the Heywood interconnector returned to service following temporary repairs to the tower damaged on Saturday 12th November.
Fifth article for Monday 14th November 2022 … taking a quick initial look at the sequence of events immediately around the islanding in South Australia on Saturday 12th November 2022.
Electranet have posted a short update in the middle of the day, Sunday 13th November 2022.
An initial article with the islanding of the South Australian region on Saturday evening, 12th November 2022.
A run of volatility in South Australia lasting ~90 minutes triggered a few alerts.
A quick look at market volatility in the South Australian region of the NEM on Tuesday 17th May 2022.
AEMO Market Notice 83206 today notifies the broader market of the rectification work on the Heywood transmission (damaged 13 months ago) to be conducted from Friday morning this week.
Cautioning readers that I am a novice at reading frequency data in this manner, I take a first look at how the frequency in Melbourne and South Australia varied at the time of the transmission outage at 13:24:30 on Friday 31st January 2020.
In order to help us (internally) map out all the different threads to explore in terms of what happened on Friday 31st January 2020 on a remarkable day in the NEM, I’ve identified a few of the key threads here over the weekend. More articles to follow as time permits….
A first (and perhaps only – as this took longer than initially planned) walk through some of the interesting points of what happened yesterday (Sat 16th Nov 2019) when South Australia islanded from the rest of the NEM with the trip of the Heywood interconnector.
Following on from Saturday’s islanding event, we use our current interest in AEMO’s 4-second SCADA data to prove a little more…