Some key events in the NEM that carried long-term implications
An AEMO market notice published just now has alerted that Adminsited Pricing has been declared for FCAS in SA after the Cumulative Price Threshold for the Lower Reg commodity was hit.
A run of volatility lasting several hours in Tasmania on Monday morning 14th November.
6th article today, with some hints that AEMO and SA Power Networks are facing challenges in controlling the South Australian grid on Sunday 13th November 2022, after the islanding.
Electranet have posted a short update in the middle of the day, Sunday 13th November 2022.
A first look forward to the week ahead in South Australia, to what’s forecast in the market at a high level (using an ez2view trend widget).
Third article for Sunday 13th November 2022 – this one taking a quick look at some pricing activity in the ENERGY market overnight.
A short initial article to note that curtailment of distributed PV is underway in South Australia under processes previously established by the AEMO.
Second article in a growing series about the islanding of South Australia from Saturday 12th November 2022.
An initial article with the islanding of the South Australian region on Saturday evening, 12th November 2022.
Prompted by a few media questions (on a day when all 4 units were offline together for about 3 hours), have taken a quick look at the status of the four units on the Callide Power Station site.
On Friday 28th October, the AEMO released its preliminary report into the storm damage to Liapootah – Palmerston 220 kV lines (loss of more than 500MW of load, and trip of Basslink and multiple generators)
Zooming into the ~7 minute period during which the initial event occurred in TAS on Friday 14th October 2022.
Third article on what happened on Friday 14th October 2022 – sharing a photograph of the damaged transmission (thanks to TasNetworks for the photo, and Zeus for the weather) and outlining a number of different timescales that could be considered with respect to this event.
On Friday 14th October we saw a significant system event in Tasmania – with storms downing power links, leading to large (530MW) loss of load and trip of Basslink. In this article we take a first look at the sequence of events…
Some quick notes of a sizeable loss of load in Tasmania and a volatility situation that is ongoing as I hit ‘publish’ at 11:50 NEM time.
Spurred by the extended outage at Kogan Creek, we also take a quick look at current expectations for Callide C4.
It’s taken longer than expected – but today I’ve posted this article that goes some way to answering the question ‘to what extent was solar production disappointing through periods of Q2 2022?’
Dan Lee provides some exploratory calculations in order to estimate the total cost of maintaining electricity supply throughout a very turbulent June.
With the AER having released its ‘Wholesale Markets Quarterly’ for Q2 2022 yesterday, I skimmed and saw 9 discrete factors flagged … each of which contributed to the extreme (price and scarcity) outcomes seen through Q2 2022.
… flagging (for WattClarity readers and subscribers) a useful contribution from Ben Skinner at the AEC to explore and explain some aspects of the June 2022 Market Suspension and surrounding factors.