Price volatility in South Australia on Thu 16th December 2021 reinforces observations in GenInsights21

We released GenInsights21 yesterday morning.

1)   With this, we established first access to all of those who had previously sent in their pre-orders (thank-you), and

2)  Have delivered all the different files to the printers to get them started on the printed and bound copies that will be delivered as they come off the production time.  To everyone else, you’re able to place your order now.

Whilst focused on other things this morning, my audible alerts from my ez2view dashboard copy notified me of a price spike in the South Australian region for the 10:10 dispatch interval, as captured here in NEMwatch:

2021-12-16-at-10-10-NEMwatch-SAspike

As noted, wind has been trending down (and gas generation already down on very low levels by virtue of the synchronous condensers) so it’s not really a surprise to see the yo-yo pricing outcomes as a result.  After all, we wrote about the increased likelihood of this type of outcome in GenInsights21!

The price also remained high for the 10:15 dispatch interval, as captured here in this Layout within ez2view highlighting how these spikes came ‘out of the blue!’:

2021-12-16-at-10-15-ez2view-SAspike-ForecastConvergence

For those who want to know a bit more about GenInsights21, yesterday PV magazine wrote Variability compounding complexity compounding risk to summarise their own insights generated from their first quick review of GenInsights21.

Get in touch, if you have questions.

Oh, and strap in for the roller coaster ride!


About the Author

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.

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