Recent invitations (from COAG Energy Council and AEMO) prompt some further analysis of the data set assembled for the GSD2019 in order to understand more about one of the challenges in balancing Supply and...
Quick notes about a new peak in wind farm output across the NEM that occurred on Friday evening last week (1st May 2020).
Three main factors contributed to the spot prices in Queensland dropping underwater today for a number of hours - with some factors suggesting this might be the pattern for the coming week...
An article today providing links to the 'Renewable Integration Study' which the AEMO released today, and also to the headline media coverage I have seen on my quick scan this morning.
Some brief initial thoughts, following the release of two discussion papers by the COAG Energy Council - the first on two-sided markets, and the second seeming to cover two different challenges (forward markets, and...
… because the evidence currently suggests that this is just not the case (in this article I explore and explain further)
A quick look at Saturday 11th April (Easter Saturday) where there were major reductions in output at 4 units across Victoria - 3 coal units in the Latrobe Valley and the Macarthur Wind Farm...
This started as a consideration of how applicable 'change of electricity demand' is as a general metric for communicating the impact of coronavirus (and measures taken to address it). However it is morphed into...
Like everyone else, we're grappling with how COVID-19 will impact on us personally - and also in terms of what we do at work. Here's a few initial thoughts about the types of impacts...
An article published by AEMC on the 'value of dispatchability' provided the spur to return to our intention of freely sharing insights gleaned from the Generator Statistical Digest 2019. Today's article highlighting the value...
Alarms in one of our NEMwatch dashboards alerted me to the plunging level of Scheduled Demand seen this afternoon in the the Victorian and South Australian regions of the NEM - a new record...
Last week saw more in a growing series of exits, and asset write-downs, amongst new entrants in the supply of renewable energy within the NEM. Today on WattClarity I ponder whether we have been...
As time has permitted, I've invested some time to prepare this first stage of a review of what went on during the period from 31st Jan 2020 to 17th Feb 2020 - a period...
Two weeks ago (Monday 17th February) a 'temporary fix' was put in place to reconnect SA with VIC following the transmission line outage that began on 31st January 2020. Well, we've islanded again today....
A back-dated article, looking back at the two ERM rule change requests which, when passed by the AEMC, had great effect in expanding transparency in the NEM in relation to generator availabilities from 20th...
Summer 2019-20 is not yet done, but already we have seen some extremes in temperature in different places - which have led to different concerns. Today I use the GRC2018 and GSD2019 to take...
Investing some time over the weekend with a some higher-speed data on output of rooftop solar PV systems across VIC and SA reveals some interesting observations about what happened on Friday 31st January 2020...
It feels like a lifetime ago, already, but I do vaguely remember that we released our Generator Statistical Digest 2019 last week, on Tuesday 28th January 2020. All the tasks that I had scheduled...
Cautioning readers that I am a novice at reading frequency data in this manner, I take a first look at how the frequency in Melbourne and South Australia varied at the time of the...
In order to help us (internally) map out all the different threads to explore in terms of what happened on Friday 31st January 2020 on a remarkable day in the NEM, I've identified a...