We’ve only just published ‘AEMO directs 4 units on in Victoria, to cover System Strength shortfall’ … noting that, at that time, there were 3 coal units in Victoria offline. Our ‘Notifications’ widget in...
On Thursday morning 14th November 2024, the AEMO has directed 4 different units to operate, to cover a potential system strength shortfall in the Victorian region.
We earlier noted this ‘Significant (-786MW) drop in NSW demand, on Wednesday 13th November 2024’ … and, in response, a reader (KC) asked a question that inspired this article.
A short article on Wednesday afternoon, 13th November 2024 with this snapshot highlighting a drop in frequency on the mainland.
The ‘Notifications’ widget in one of our copies of ez2view triggered an alert that we’ve not seen all that often at all, flagging a 786MW drop in ‘Market Demand’ in the period from 10:25...
Partly prompted by a comment yesterday from a WattClarity reader (Liam), and powered by 'next day public' data, we take a look at Yallourn Power Station on Tuesday 12th November 2024.
We’ve already looked at how there was a drop in system frequency at ~10:41 NEM time (outside of the NOFB) in conjunction with trips of units at Yallourn Power Station. Well, believe it or...
A second quick look at the drop in NEM Mainland Frequency on Tuesday 12th November 2024.
A quick article recording the drop of NEM Mainland Frequency below the lower bound of the NOFB on Tuesday morning 12th November 2024.
Monday evening 11th November 2024 sees volatility return in QLD initially, and soon also in NSW.
As time permits, we're chipping away at an exploration of the volatility in QLD and NSW on Thursday 7th November 2024. In this article we take another step in understanding the ‘N-MNYS_5_WG_CLOSE ’ constraint...
There were not as many SMS pings on Friday 8th November 2024 as there were for price alerts the day before, with the only 4 dispatch intervals in QLD and NSW above $1,000/MWh.
Yesterday, amongst the volatility, we also wrote about a ‘Small (NEM Mainland) frequency wobble, on Thursday afternoon 7th November 2024’. As a stepping stone to further analysis, we extracted data from around that time...
We’ve selected three dispatch intervals through the long run of volatility in the QLD and NSW regions on Thursday 7th November 2024 to help illustrate: 1) How the issue of ‘congestion’ or ‘constraints’ in...
A quick summary about the presence of constraints limiting the ability of the southern regions to help, via the VIC1-NSW1 interconnector, on Thursday 7th November 2024.
It was a hot and sweaty walk home from the Brisbane office late this afternoon, accompanied by the incessant buzzing of my phone … due to the run of volatility in NSW and QLD...
Perhaps contributing to the early start to price volatility in NSW this afternoon was the wobble in system frequency shown here?
An earlier-than-expected spike in spot price in NSW on Thursday afternoon 7th November 2024.
A quick look in the morning of Thursday 7th November 2024 utilizing this collage of 4 different ‘Forecast Convergence’ widgets in ez2view at the 08:35 dispatch interval looking forward to this evening.
Here’s a snapshot of NEMwatch at the 17:50 dispatch interval (NEM time) highlighting evening volatility in the QLD and NSW regions as we pass beyond sunset on this warm-for-November day.