Thunderstorms impacted parts of South Australia electricity system in the early hours of Tuesday morning, with two syncons tripping and around 30,000 customers experiencing outages.
Last Thursday (31st Aug 2023) the AEMO published the ESOO 2023, including forecasts of some possibility of unserved energy in Victoria and South Australia this coming summer 2023-24 (above the Interim Reliability Measure). Guest author Allan O’Neil takes a look.
One observation about the 2023 ESOO is that AEMO is has highlighted the set of constraints modelled is only ‘System Normal’.
Continuing network outage, and weather conditions, leads to long duration of elevated price in SA over the weekend.
An initial article with the islanding of the South Australian region on Saturday evening, 12th November 2022.
A quick look at the start of price volatility on Tuesday evening, 7th June 2022
A quick look at some of the factors of this morning’s price volatility in the QLD region.
A quick look at a price spike at 06:45 on Monday morning 6th June … that has some parallels to yesterday evening.
The ‘N-RVYS_2’ Constraint Set continues, with delays in the outage compared with expectations last week.
Following a tight supply-demand balance in New Zealand on a winter Monday evening 9th August 2021, leading to unserved energy, here’s a quick review of what information I could find.
A snapshot of the start of price volatility in QLD and NSW on Monday 12th July 2021.
Based on some preliminary analysis of the Powerlink’s ‘Qdata’ set (available in ez2view) we present our current hypothesis as to the sequence of the events yesterday in the QLD region, where 600MW of solar generation was lost, causing the price to spike to MPC.
An unexpected network outage in the south-east of South Australia restricts supplies from Victoria at a time of low wind supply in South Australia and results in the dispatch price spiking to $14,200/MWh from 11:30 and oscillating for the afternoon
Quick review of a spike in FCAS Prices in South Australia on Tuesday 18th April 2017 – leading to Administered Pricing for Raise Regulation Services.
AEMO issued a Market Notice this morning for an LOR2 “Low Reserve Condition” in South Australia. Here’s my sense of some of what’s happening.