Delving deeper, into battery (discharge) performance in NSW on Tue 7th May and Wed 8th May
Looking back 4 days (including Wed 8th May 2024) at NSW large-scale battery generator bidding.
energy constraints
Renewable curtailment – forced and not quite so forced
Inspired by the recent article by Tristan Edis (who referenced the GSD2022 in analysis of curtailment of some wind and solar farms), Allan O’Neil follows on with more analysis of the two main types of curtailment. Allan differentiates these as ‘forced curtailment’ and ‘economic offloading’
Two alternate theories of why capacity was withdrawn
Second (linked) article this evening, spelling out the two theories we’re aware of with respect to why some participants might have withdrawn capacity from the NEMDE dispatch/pricing run in June 2022 – leading to the AEMO Suspending the Market.
Quick review of bids – looking back 16 days over APC and Market Suspension
With Market Suspension (just) behind us, in this weekend article we take a look over the past 16 days to see how volumes offered to the market from the two types of plant have varied … and the prices they are offered at. The question is asked … why did those DUIDs withdraw capacity from the NEMDE dispatch and pricing run?
Stepping to suspension
With all regions of the NEM having been suspended by AEMO on Wednesday 15th June 2022, guest author Allan O’Neil takes an initial look at what’s visible in terms of operations in the NEM.
Which units were most impacted by constraints in 2020?
In this (lengthy) article today, Paul McArdle uses the newly released GSD2020 to take a look at the units that were most frequently impacted by constraints during calendar 2020 – with a view to how this has changed from 2011 to 2020.
Navigating the grid – challenges for new solar farm operators
A synopsis of the presentation provided by guest author, Jonathon Dyson, at the Solar Asset Management conference earlier today in Sydney.
How the drought of 2007 affected specific power stations
I have been asked a couple of times recently, by new entrants to the NEM, about the impact of the drought in 2007 on generation levels around the NEM. This prompted me to look at what we had posted previously…