A burst of spot price volatility in QLD and NSW on Tuesday 20th February 2024
A short article using NEMwatch to record the start of spot price volatility in QLD and NSW at 17;55 on Tuesday 20th February 2024.
Seasonal Record of Events in the Market
Collections of events that we see happening in the NEM, categorised in terms of the seasons in which they occur.
Victorian renewable generation on 13 February 2024: One picture and a thousand (sorry, many more) words
Guest author, Allan O’Neil, takes us several steps further in understanding the events in Victoria on Tuesday 13th February 2024 – especially with respect to VRE (wind and solar) production.
Part 2: Too much rooftop PV in SA, almost, as forecast for 15th February 2024
An an elevated risk of the contingent disconnection of Distributed PV resurfaces for SA on 15 February 2024 with market notice 114743.
Too much rooftop PV in SA, almost, as forecast for 15th February 2024
Market notice 114741 cancelled the notice of a high risk of curtailment of distributed PV in SA on 15 February 2024.
AGL half-year results point to ‘strong financial performance’ for Torrens Island BESS (but not directly through the spot market)
Using our soon-to-be-released GSD2023, we can compare the market performance of AGL’s Torrens Island BESS against what was published in last week’s half-year results presentation from AGL.
High impact weather lashes Victoria, igniting fires and leaving 500,000 without power
Weatherzone meteorologist, Ben Domensino, reports on the extent of the severe weather conditions across Victoria yesterday.
Unit Trip at Callide B1 on Tuesday 13th February 2024
In amongst the frenetic challenges in Victoria today, the Callide B1 unit (in QLD) tripped … probably unrelated to the VIC activity.
Grid frequency on 13th February 2024
Grid frequency had dropped to 49.689 Hz. We take an initial look into the timeseries of grid frequency recorded on the day.
Victorian power system event 13 Feb 2024 13:08 – a few quick notes
Guest author, Allan O’Neil, adds some insights in a rapidly evolving situation on Tuesday afternoon 13th February 2024 in Victoria.
Mainland System Frequency drops through the floor with ‘Significant Power System Event’ on Tue 13th Feb 2024
Second quick article about 13th February 2024 … with mainland power system frequency dropping through the floor in this ‘Significant power system event’ in Victoria.
4 Loy Yang A units simultaneously trip, on Tuesday 13th February 2024
An unfolding story, on Tuesday afternoon 13th Feb 2024 – with all 4 x Loy Yang A units tripping.
NEM-wide ‘Market Demand’ above 31,000MW on Monday 12th February 2024
A quick record of some (somewhat) elevated NEM-wide ‘Market Demand’ on Monday evening 12th February 2024.
Brief details of low % VRE on Thu 19th Oct 2023 (Case Study Part 1)
A short note (with GenInsights Quarterly Updates for 2023 Q4) about the low % VRE seen NEMwide on Thursday 19th October 2023.
Brief recap of NSW on Monday 5th February 2024
A brief review of what unfolded in NSW on Monday evening 5th February 2024.
Expectations for high demand in NSW this (hot) evening – Monday 5th February 2024
A short early-afternoon article about expectations for NSW on Monday 5th February 2024.
NEM-wide ‘Market Demand’ reached 32,938MW on Sunday 4th Feb 2024 (updated)
A short article (perhaps with others to follow?) recording a high NEM-wide demand evening on Sunday 4th February 2024.
Brief details of IRPM through the day on Monday 20th November 2023
A short note (in conjunction with some analysis for GenInsights Quarterly Updates for 2023 Q4) about the narrow band of IRPM seen through the day on Monday 20th November 2023.
Forecast NEM-wide ‘Market Demand’ at ~32,250MW on Sunday 4th February 2024
A second article looking ahead to (forecasts about) Sunday 4th February 2024 … where NEM-wide demand might reach the highest point in summer 2023-24 to date.
Sky-high IRPM in the middle of the day, Sunday 1st October 2023
A short note (in conjunction with some analysis for GenInsights Quarterly Updates for 2023 Q4) about the high level of IRPM seen on Sunday 1st October 2023.
Summer 2023-24 demand – high or low?
Inspired (or provoked) by Paul’s earlier article noting ‘NEM-wide demand has been quite low through summer 2023-24 (at least to date)’, guest author Allan O’Neil takes a look at how aggregate consumption stacks up for this summer, compared to prior.