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.
Market Operations
Load Shedding Direction in the Vic Region
At 14:35:00 the AEMO issued Market Notice 114607 requiring Load Shedding in the Victorian region:
AEMO to commence RERT negotiations in VIC
AEMO to commence RERT negotiations in Victoria.
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.
Supply to lost load appears restored in Victoria … but Loy Yang A will take longer
A snapshot from NEMwatch at the 14:15 dispatch interval highlights 4 things on a challenging Tuesday 13th February 2024
Storm from passing Moorabool at time of transmission line trip – on Tuesday 13th February 2024
Third short article about Tuesday 13th February 2024 that copies in a snapshot of the BOM Radar Loop for Melbourne approx 11 minutes after the trip of the Moorabool Sydenham No1 and No2 500 kV lines
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.
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.
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.
Current AEMO forecasts point to higher NEM-wide demand on Sunday 4th February 2024
A short article on Fri 2nd Feb 2024 looking forward to what’s forecast for Sunday 4th Feb 2024.
Federal Court rules about Callide C – independent investigation authorised
Late afternoon Monday 29th January 2024 (thanks to Nick Evans) we became aware that the Federal Court had ruled on docket number QUD541/2023 relating to Callide C4 and Callide C3 failures.
Evening volatility in QLD and NSW on Monday 29th January 2024
A quick note about volatility in QLD and NSW on Monday evening 29th January 2024
AEMO briefly forecasts LOR3 (i.e. load shedding) in QLD on Thu 1st Feb 2024
An ST PASA data update on Monday morning 29th January 2024 forecasts LOR3 (i.e. load shedding) for Thursday morning 1st February 2024
Evening volatility in QLD and NSW on Sunday 28th January 2024
A short record of a burst of volatility in QLD and NSW on Sunday evening 28th January 2024.
QLD ‘Market Demand’ reaches 10,210MW on Sat 27th Jan 2024, and looks set to climb further
As Saturday evening (27th Jan 2024), at 17:45 QLD ‘Market Demand’ reaches 10,210MW … and volatility starts.