Spot price volatility in NSW and SA on Monday 1st May 2023
A very quick look at separate bouts of volatility on Monday 1st May 2023 – firstly in NSW and then later in South Australia.
South Australia
Recapping Thursday 23rd Feb 2023 (when hot weather drove demand in South Australia highest in 9 years)
On Thursday 23rd February, hot weather in SA drove ‘Market Demand’ to its highest level in just over 9 years, and delivered a bit of spot price volatility. We investigate….
Price volatility in VIC and SA on a warm summer evening, Thursday 16th February 2023
A quick post about some evening volatility in VIC and SA
Spot volatility, and an Actual LOR1, in South Australia on Thursday 9th February 2023
Prices have subsided somewhat at the time of publication, but here’s a record of some volatility earlier this evening in South Australia.
South Australia’s Energy Minister triggers the Retailer Reliability Obligation (RRO) for SA in Q1 2026
A release from the AER states that SA’s Minister for Energy and Mining has triggered the RRO (and hence MLO) in South Australia for Q1 2026.
‘NEM Local Temperature Alert’ for Port Augusta on Monday 26th December 2022
A short note about AEMO’s MN104622 … with a high temperature warning for Port Augusta for 26th December 2022.
Who drove FCAS on the island
Close to $31.5M of revenue was generated in the FCAS markets in SA over the seven days that the region was frequency separated from the rest of the NEM. This follow-on from Allan O’Neil’s earlier article investigates this final figure.
Administered Pricing ends for FCAS in SA on Saturday 26th November 2022
Administered Pricing has ended for FCAS in SA after roughly 12 days.
SA Islanding: Never mind the ‘Big Solar Button’, here’s Flexible Exports
James Martin from SwitchDin, provides an overview of the state of distributed energy management, and how it relates to last week’s events in SA.
SA islanding ends, on Saturday evening 19th November 2022
On Saturday evening 19th November 2022 the Heywood interconnector returned to service following temporary repairs to the tower damaged on Saturday 12th November.
Curtailment of rooftop PV occurring in South Australia on Saturday 19th November 2022
A short article to record the curtailment of rooftop PV underway in South Australia on Saturday 19th November 2022.
Exploring aspects of Wind Farm performance in South Australia on Saturday 12th November – through the storm and into the islanding
In this article we explore the impacts on wind power generation as the storms passed through, in the leadup to the transmission line trip at 16:39 (NEM time, reflected in the market by the 16:45 interval) on 12 November 2022.
(Clarification that) there was curtailment of Rooftop PV in South Australia on Monday 14th November 2022 … but nothing (so far) today
Rounding out the working week, there’s *currently* no forecast for curtailment of rooftop PV in SA on Friday 18th Nov (but clarifying it did happen on Monday 14th Nov 2022).
Volatility in South Australia on Thursday afternoon 17th November 2022
With low wind production in South Australia on Thursday 17th November, limited import capability and curtailment of rooftop PV, the price has spiked on Thursday afternoon
Curtailment of distributed PV occurring in South Australia on Thursday 17th November 2022
Once again this week we see (today, Thursday 17th November 2022) the AEMO taking action to curtail rooftop PV in South Australia to keep the system stable whilst islanded.
Curtailment of distributed PV is occurring in South Australia on Wednesday 16th November 2022
Same as yesterday, today (Wed 16th Nov 2022) sees curtailment of distributed PV occurring in South Australia.
ElectraNet chief executive warns risks still to come as sunny weather forecast for Adelaide on Thursday
A quick look at rooftop solar PV forecasts after ElectraNet’s chief executive warns about overproduction of distributed energy generation later in the week.
Why the Adelaide storm was so intense
Ant Sharwood of Weatherzone provides some insights into the intensity of last weekend’s thunderstorms in South Australia, which had severe impacts on the state’s transmission network.
Curtailment of distributed PV is occurring in South Australia on Tuesday 15th November 2022
On Tuesday 15th November 2022 we see curtailment of distributed PV has been underway since this morning.
A quick review of the sequence of events in SA immediately around the islanding on Saturday 12th November 2022
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.