Peak instantaneous wind generation record continues to tumble – higher still on Sunday evening 25th July 2021
The all-time record for ‘peak wind’ continues to climb, with a Sunday evening contribution pushing it higher again.
Read MoreCallide C3 back online on Monday morning, 26th July 2021
A short article marking return to service for the Callide C3 unit, which has been offline since 25th May 2021.
Callide C3 within 8 hours of return to service early Sunday morning 25th July 2021 … but rebid and pushed back further!
Another quick look at the latest date that is visible for Callide C3, and when it’s expected to Return To Service.
New all-time record for NEM-wide wind production on Saturday 24th July 2021 (above 6,000MW for the first time)
Saturday evening 25th July 2021 saw the instantaneous production from wind farms across the NEM surge past 6,000MW for the first time and set a new ‘all-time’ record that’s substantially higher than the previous record (set only a few days beforehand).
No sign (yet?) of Callide C3 returning to service
With the prior expectation being we’d see Callide C3 return today (Friday 23rd July), we can’t see any output at this point.
Morning volatility in QLD and NSW on Thursday 22nd July 2021
A quick record of some morning volatility in QLD and NSW … both due to tight supply/demand balance with interconnectors constrained.
Tight supply/demand balance delivers price spike in QLD on Wednesday evening 21st July
A short note about the first of a number of dispatch interval price spikes in the QLD region on Wednesday evening, 21st July 2021.
New record for NEM-wide wind production on Tuesday 20th July 2021
A look this morning at the new record (set yesterday – Tuesday 20th July) for NEM-wide wind production.
Two Wrongs Don’t Make a REZ
Tom Geiser discusses transmission access and the efficacy of Renewable Energy Zones. He examines what the underlying problems are and how they can be solved directly.
Callide C3 return to service delayed further still – now till Friday 23rd July 2021
Another slippage on return to service expectation for Callide C3 … now expected Friday 23rd July.
Blowing a gale across SE Australia … but July has not (yet?) hit a new peak instantaneous wind output record
A quick look at monthly stats shows that, whilst it’s been blowing a gale in SE Australia in recent days, it’s not yet set a new ‘peak instantaneous wind farm output’ record.
Exploring the price spike in NSW on Wednesday morning 14th July
Returning to the price spike in NSW on Wednesday morning (to $15,100/MWh for 3 dispatch intervals) to explore some of the reasons why it happened – and why it happened unexpectedly.
Friday evening price spike in QLD and NSW – with 300MW demand response in QLD
A short article that might be referred back to later following a spot price spike (in QLD and NSW), and what looks like demand response (in QLD).
AEMC published Draft Rule on Energy Storage Systems
Coincident with the AEMC’s Final Determination yesterday (Thu 15th July) on FFR, there was also the Draft Determination published on Energy Storage Systems. Here are some (very) early thoughts…
AEMC published Final Rule on Fast Frequency Response (FFR)
A quick note following AEMC publication of final determination on Fast Frequency Response (FFR).
NSW morning price spike (14th July 2021) – out of the blue
Some brief notes about a morning price spike today in NSW (Wednesday 14th July 2021).
Callide C3 return to service delayed further – now till Wednesday 21st July 2021
This morning we see that there’s been another slippage of expected return to service for Callide C3 – which will now have been offline over 8 weeks since the explosion at nearby Callide C4.
Spot price up in QLD and NSW, with only 1,532MW of spare capacity Monday evening 12th July
A snapshot of the start of price volatility in QLD and NSW on Monday 12th July 2021.
Spot price volatility on Sunday 11th July 2021 – straight out of Angela Macdonald-Smith’s article!
Straight out of the pages of the FinReview and into spot price outcomes in the NEM on Sunday 11th July 2021!
AEMO rule change proposal – replacement of ST PASA process, and data set
Last week, the AEMO submitted a rule change request to the AEMC for a redevelopment of the ST PASA process (and data sets published – to facilitate what would be a great increase in market transparency).