Solar Returns – ain’t what they used to be?
Guest author on WattClarity (but co-author of the Generator Statistical Digest 2020) uses the GSD2020 and numbers for preceding years to look at how some of the older...
All Posts
The ‘GSD2020 Data Extract’ is now available
Following a number of requests from our clients, we are pleased to note that a GSD2020 Data Extract is now available.
Large-scale solar farm revenue in 2020 part 2 – considering LGCs
Marcelle extends last week's comparison of solar farm energy spot market revenue in 2020 by adding in an estimate of the LGC (green certificate) revenue.
Some of the early references and feedback we’ve received about the GSD2020
Valued team member, Daniel Lee, reviews some of the early references to, and compliments for, the Generator Statistical Digest 2020 - which was released about 7 weeks ago.
Piecing together what happened on Sunday 24th January 2021 with the ‘Q>>NIL_CLWU_RGLC’ constraint equation (Part 3)
It's taken a while to find the time - but today I'm posting this next analytical piece (Part 3) that seeks to understand what happened on Sunday 24th...
AEMO publishes Preliminary Incident Report about incident on Friday 12th March in South Australia
A short article this afternoon to link through to the Preliminary Report published by the AEMO, looking into what happened in South Australia last Friday (12th March 2021).
A Comparison of Large-Scale Solar Farm Revenue in 2020
Which solar farms performed best in 2020? Marcelle compares spot revenue performance across the NEM.
Down 55% – but not out
Over 2,000 MW – or around 55% – of South Australia’s firm supply capacity was unavailable last Friday evening (March 12, 2021), along with virtually all of its...
Preliminary information on loss of SCADA data – for Case Study 24th January 2021 in Queensland
Two months ago prices spiked in QLD on a Sunday afternoon when AEMO lost SCADA data feed. One month ago AEMO published a preliminary report. In the background...
How my power company is misleading me with every bill I get, and what this means for other consumers
After reviewing a monthly electricity bill for 2021, Murray Hogarth of Wattwatchers discusses issues arising from 'smart meters' and how a lack of accurate data for electricity consumption...
Another QLD dispatch price spike as the sun sets (today on Sun 14th March 2021)
In what's become a fairly regular occurrence the past couple months, the price spiked in QLD for a single dispatch interval as the sun was setting.
Repair work on Heywood continues to affect South Australian region
A different type of market notice today (speaking of potential curtailment of embedded generation in South Australia) points to the future ... accelerated by Heywood repairs in this...
$15,000/MWh in South Australia on Friday 12th March 2021 … part 3 (quick thought to the future)
A shorter article - thinking more about the future, prompted by one of the factors that contributed to the price volatility seen in South Australia on Friday 12th...
$15,000/MWh in South Australia on Friday 12th March 2021 … part 2 (what seems to have happened)
Prices have (finally!) subsided, so here's an initial review of what I can see about what happened in South Australia on Friday evening 12th March 2021. Apologies for...
Price spikes to $15,000/MWh in South Australia on Friday 12th March 2021 … part 1
The price has spiked in South Australia this evening (Fri 12th March 2021). Here's Part 1...
100% Renewables – A year in practice
Adam Clarke from The City of Newcastle local government publishes this detailed look at what operating on a 100% renewable electricity contract looks like in practice, a year...
AEMC publishes Rule Determination on Semi-Scheduled Generators
This morning the AEMC has published its final rule focused on clarifying how Semi-Scheduled generators should follow dispatch targets - including in dispatch intervals where prices are negative,...
Confidential ‘safety net’ agreement stuck between the Victorian Government and Yallourn Power Station to keep power station operational to mid 2028
A brief (and back-dated) article pointing to the confidential “safety net” agreement struck between the VIC Govt and EnergyAustralia to keep Yallourn Power Station operational until mid-2028.
AEMO publishes Market Notice 83206 – status update on repair to damaged Heywood transmission line
AEMO Market Notice 83206 today notifies the broader market of the rectification work on the Heywood transmission (damaged 13 months ago) to be conducted from Friday morning this...
Next domino? Yallourn closing in 2028 … four years earlier than original plan.
Two initial thoughts, following EnergyAustralia's announcement that they will close Yallourn Power Station four years earlier than initially planned (mid-2028).