AEMC published Final Rule on Fast Frequency Response (FFR)
A quick note following AEMC publication of final determination on Fast Frequency Response (FFR).
Articles by Paul McArdle
Paul was one of the founders of Global-Roam in February 2000. He is currently the CEO of the company and the principal author of WattClarity. Writing for WattClarity has become a natural extension of his work in understanding the electricity market, enabling him to lead the team in developing better software for clients.
Before co-founding the company, Paul worked as a Mechanical Engineer for the Queensland Electricity Commission in the early 1990s. He also gained international experience in Japan, the United States, Canada, the UK, and Argentina as part of his ES Cornwall Memorial Scholarship.
Daniel Westerman’s ‘Big Hairy Audacious Goal’ (BHAG) announced on 14th July 2021 – 100% instantaneous by 2025 NEM-wide
A back-dated article looking back at Daniel Westerman's keynote address at CEDA on 14th July 2021.
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...
Victorian spot gas hits $34.84/GJ on 9th July – flowing through to electricity spot prices in mainland regions
Electricity prices are up this morning across the mainland, with one of the main contributors being high spot gas prices.
Callide C4 return to service now not till December 2022
There's been a 6-month delay in return to service expectation for the damaged Callide C4 unit.
End of the road looming – for Liddell, and also AGL’s Torrens B … and another day delay for Callide C3!
More changes to retirement schedules in the market prompt me to power up the 'MT PASA DUID Availability' widget in ez2view once again...
Mainland region price spikes on Tuesday 6th July 2021
A short note about the start of the evening price spikes on Tuesday 6th July 2021 (these are ongoing, at the time this was posted).
Callide C3 return to service delayed another week
An updated look at the 'MT PASA DUID Availability' widget in ez2view shows another delay in returning Callide C3 to service.
Spot gas prices hit $20/GJ on Tuesday 6th July
A short record of gas prices being up at $20/GJ and above through a cold spell for winter, with other factors at work.
NEM-wide scheduled demand exceeds 31,000MW and IRPM drops to 11.93% on Monday 5th July 2021
Quick notes about the winter evening peak in demand on Monday 5th July 2021
Price volatility in the QLD region on Saturday 3rd July 2021
A rainy Saturday morning reminds us the price volatility for Q2 in QLD has not totally gone away ... with elevated prices for ENERGY and also Contingency FCAS (Raise 6 second and Raise 60...
Here’s one reason why the market was blindsided by high average prices in Q2 2021
Here's one big reason why the high outcome for Q2 time-weighted average spot prices were so far away from the (much lower) expectations in all 4 regions at the start of the quarter.
Yallourn unit 4 back online on Friday 2nd July 2021
On Friday evening (2nd July 2021) Yallourn 4 returned to service
Looking back at a Q2 2021 period that’s been anything but boring
Now making it 5 out of the past 6 years, we return to the analysis of electricity (spot and futures) pricing patterns for Q2 periods across the NEM regions ... and also in Western...
Return to service date for Callide C3 now expected Friday 9th July 2021
An updated view of the return to service schedule of Callide C3 and C4 ... along with Yallourn unit 4.
AEMC publishes draft determination on application to lower Registration threshold for Generators
On Thursday last week the AEMC published a Draft Determination in response to an application by AEC to combat one form of 'Villain #8' in relation to Registration of generators under the mandatory 30MW...