A quick article on Sunday evening to highlight the difference between sunlight hours and darkness hours in terms of pricing patterns today (the weekend following the closure of Liddell).
With demand beginning to rise sharply output at Queensland’s four wind farms has been muted so far this afternoon.
With low wind production in South Australia on Thursday 17th November, limited import capability and curtailment of rooftop PV, the price has spiked on Thursday afternoon
Following a client request on Friday 4th November, here’s a quick look at the low wind conditions occurring on that day.
A quick updated look at how Aggregate Wind-Farm Production has trended since 2010 to now.
Looking back at Friday 26th August 2022 we see that it was not only South Australia that was becalmed. All but one of the wind farms operating in the NEM showed quite low output levels – meaning lowest aggregate level in 11 months!
It’s been recurrent volatility in South Australia today.
Geoff Bongers, Nathan Bongers and Andy Boston have prepared this guest authored article following on from their recently published paper about the characterisation and mitigation of renewable droughts in the NEM.
Adding to the complexity of a dire supply-demand balance, aggregate production from wind has dropped below 1000MW today.
A quick look into the short-term wind lull spanning more than daylight hours on Friday 27th May 2022.
It’s 1st April 2022, and I have not checked these stats in NEMreview v7 for a while, so I thought I would have a quick look at how a number of the key stats are trending: Quick notes about statistics:…
A quick look at how QLD’s Wind Farms performed today … Tuesday 1st February 2022.
A short article following a price spike in SA on Thursday afternoon, 30th December 2021
Low wind harvest, NEM-wide, was a feature of Tuesday 14th December 2021.
As Q2 2021 unfolded, it seemed that there were many instances where prices spiked during evening demand peaks – and that wind output was low at the time. So I took a closer statistical look…
Prompted by last Friday’s publication of the AER’s ‘Wholesale Markets Quarterly’ for Q2 2021, here’s a tabulated summary of some of the contributing factors of spot price volatility (and hence high average prices) for the quarter – particularly for QLD and NSW.
A quick look at monthly stats shows that, whilst it’s been blowing a gale in SE Australia in recent days, it’s not yet set a new ‘peak instantaneous wind farm output’ record.
A short note about the start of the evening price spikes on Tuesday 6th July 2021 (these are ongoing, at the time this was posted).
A short article marking (yet) another volatile evening in the NEM in this ‘elephant’ of a Q2 2021… now with some added challenges for gas-fired generation.
A Saturday morning review of the situation in Victoria, with supplies from Yallourn restricted due to flooding in the Latrobe Valley … coincident with other factors