Cloud and rain in NSW leads to more elevated prices during the day
Following Wednesday morning’s volatility in NSW (8th May 2024), middle-of-the-day prices have remained somewhat elevated.
Eventful Days
Sunrise volatility in NSW on Wednesday 8th May 2024
Following Tuesday evening's volatility in NSW, the next morning around sunrise saw a second bout of volatility.
~80 minute run on spot price volatility in NSW on Tuesday 7th May 2024
A second article providing some more detail on the spot price volatility in NSW on Tuesday evening 7th May 2024
Energy Price Volatility in NSW on 7 May 2024
A short initial article about the spot price volatility in NSW on Tuesday evening 7th May 2024
A brief record of volatility in NSW on Friday 3rd May 2024
A brief, belated record of a brief burst in volatility in NSW on Friday 3rd May 2024
A brief record of volatility in NSW on Thursday 2nd May 2024
A brief, belated record of a brief burst in volatility in NSW on Thursday 2nd May 2024
Brief Case Study of Sunday 4th February 2024, with low IRPM following high Market Demand
A quick look at the low point for NEM-wide IRPM on Sunday evening 4th February 2024.
NEM-wide wind generation above 6,000MW for the first time in ~3 weeks
A short article capturing how NEM-wide wind production rose above 6,000MW briefly in the morning of Tue 23rd April 2024 ... first time since the afternoon of Tue 2nd April 2024.
A precis of the ‘Exploring Wind Diversity’ analysis completed in Appendix 27 of GenInsights21
Almost 2.5 years since we released GenInsights21, today we're publishing this article that contains a precis of the analysis included as Appendix 27 under the title 'Exploring Wind Diversity'.
Generation gone with the wind
Ashleigh Madden of WeatherZone reports that a cold front has marched across southern Australia, breaking the week-long wind lull.
Summer reflections
Guest author, Carl Daley from EnergyByte, provides this summary of summer 2024 - covering price volatility, consolidation of the twin peaks dynamic, and BESS performance.
The wind is back … some days earlier than suggested in AEMO’s older forecasts
A short note (on Thursday morning 18th April 2024) about how (and some questions why) aggregate wind farm production in the NEM is back, earlier than initially forecast.
Brief Case Study of low aggregate VRE (Wind + Large Solar) on Saturday 13th April 2024 … Part 1?
Taking a quick look at the dispatch interval through this period of low aggregate wind harvest that also saw lowest aggregate VRE (Wind + Large Solar).
Has the wind lull of early 2024 Q2 spooked the futures market?
A quick look at how the current spell of low wind production has coincided with (and contributed to) a rise in futures prices.
NEM-wide wind lull stretches extends to a full week (Tue 16th April 2024), and has another week to go!
A quick look at a period of low wind harvest across the NEM in April 2024 that's already stretched ~7 days and looks like it might have more days to come ...
Tasmania’s grid frequency on Friday 12 April 2024
Three data points points help to highlight the change in grid frequency in Tasmania on 12 April 2024.
Low wind production on Monday morning 15th April 2024
A short article to record low wind, particularly in SA and VIC on Monday morning 15th April 2024 - hence elevated prices.
Trip of 550MW of industrial load in Tasmania on Friday 12th April 2024
A belated article recording how (on Friday 12th April at 10:48) the Sheffield - Farrell No.2 220 kV line tripped during restoration due to fault on the line, disconnecting ~550MW of major industrial load...
What was the cause of the coincident trip of Eraring units 1 and 2?
It's Monday 8th April, the two Eraring units that tripped last week are back online - and I wonder what the cause of the coincident trip was?
Supply-side responses following the trip of two Eraring units on Wednesday 3 April 2024
An inspection of bids and dispatch outcomes indicates some units helped compensate for the loss of supply with the trip of ER01 and ER02.