In Part 2 of this Case Study, we look at those 15 x Semi-Scheduled units highlighted with large deviations (mostly under-performance) at 17:05 on 27th October 2022 in order to understand more.
‘N::N_UTRV_2’ constraint equation
First day back in the NEM after a break and I see the that the ‘N-RVYS_2’ Constraint Set is contributing to morning price volatility in the NSW region again.
A detailed look at the ‘N::N_UTRV_2’ constraint equation (focusing specifically on the spike at 17:30 on Friday 28th October 2022), drawing heavily on the newly-released ‘Constraint Dashboard’ widget in ez2view.
Following a client request on Friday 4th November, here’s a quick look at the low wind conditions occurring on that day.
A quick article to document a spike at 11:10 on Monday 31st October … which seems related (at least in part) to the same network outage as on Friday evening.
A quick look at a brief price spike in NSW and QLD on Friday evening 28th October – which appears to be related to a Ravine -Yass(2) 330kV line outage.