It’s hot in Sydney (and elsewhere) … and demand is (moderate but) tracking ahead of forecasts
A quick record of ‘equal hottest September day on record’ for Sydney … and its impact on electricity demand
high temperatures
The 2023 ESOO modelling provides a more accurate real world depiction of Wind Farm limitations at high temperatures
One observation about the 2023 ESOO is that AEMO is now modelling (more accurately) the high temperature degradation on wind farm performance.
New all-time record for Operational Demand in QLD on Friday 17th March 2023 … but not for Market Demand
Looks like a new all-time record for Operational Demand in the QLD region early this evening, Friday 17th March 2023.
NSW ‘Market Demand’ above 13,000MW on a hot Monday 6th March 2023 … and Actual LOR1
On Monday afternoon 6th March 2023 a late burst of summer in NSW has driven Market Demand above 13,000MW.
Forecasts for a hot Monday 6th March in NSW, and potential LOR2 in the evening (now also Tuesday evening)
Could be a hot one in (Sydney and) NSW on Monday 6th March 2023 … with AEMO forecasting potential LOR2 low reserve condition.
Recapping Thursday 23rd Feb 2023 (when hot weather drove demand in South Australia highest in 9 years)
On Thursday 23rd February, hot weather in SA drove ‘Market Demand’ to its highest level in just over 9 years, and delivered a bit of spot price volatility. We investigate….
QLD Market Demand reaches 9,512MW on a hot Sunday afternoon–12th February 2023
A quick look at how Market Demand peaked on a hot Sunday afternoon/evening in QLD.
‘NEM Local Temperature Alert’ for Port Augusta on Monday 26th December 2022
A short note about AEMO’s MN104622 … with a high temperature warning for Port Augusta for 26th December 2022.
Summary view of supply-side contributions in QLD during ‘heatwave week’ – particularly Tue 1st Feb 2022 and Wed 2nd Feb 2022
An initial review of some (wholesale) supply-side factors contributing to the extreme price volatility (and Reserve Trader etc) that occurred in the first week of February 2022 in the QLD region of the NEM.
Price volatility (and low IRPM) on Monday 31st January 2022 – in QLD, VIC, SA (a first initial review)
A short (and first) look at some of the market activity on a volatile evening in several regions – SA and VIC, and with QLD joining the fray a bit later.
Price Volatility continues in QLD on 4th October 2021, under Five Minute Settlement
A quick look at three price spikes seen late afternoon in QLD on Monday 4th October 2021.
High temperatures, and high demand, forecast for Monday 25th January 2021
Following several different warnings of high temperatures forecast for the lead-in to Tuesday 26th January 2021 (whatever you want to call that day) I’ve taken a quick look at what it’s currently forecast to mean for the NEM…
NEM Local Temperature alert for Dalby (QLD) for Sat 16th Jan 2021 … an opportunity to check the draft GSD2020
Today (Wed 13th Jan 2021) a high temperature alert published by AEMO for the Dalby area in southern QLD prompted a quick look at what the GSD2020 shows, in terms of high-temperature limitations of plant around the Dalby area.
Temperature Alert!
As we wind down for Christmas, recapping some developments (in Nov and Dec 2020) about high temperature limitations on generation technology across the NEM.
Early blast of summer drives NSW and QLD prices through the roof
It’s not officially summer, yet – but it sure seems like it is across QLD and NSW. High temperatures drive some prices spiking up to the Market Price Cap in both ENERGY and some FCAS commodities as well…
Four headline challenges amongst a very busy summer 2019-20
My participation in yesterday’s session about ‘Energy Technology – performing under (heat) stress’, organised by the Australian Institute of Energy, was an opportunity to reflect on what I saw as the Four Headline Events that gave example to a great many challenges we will have to grapple with as this energy (and climate) transition gathers pace.
‘Energy Technology – performing under (heat) stress’ – discussion on Friday 17th July 2020
In the midst of winter, it would be easier to forget the stresses that the NEM encountered over the prior summer 2019-20. Thankfully, the Australian Institute of Energy has arranged for this discussion for next Friday 17th July.
AEMO releases its ‘2019-20 NEM Summer Operations Review Report’
There’s much to consider in today’s publication from the AEMO – which looks in detail at the many challenges they faced through summer 2019-20.
Semi-scheduled Generation Availability Forecasts–how to improve?
In her first article for WattClarity, Marcelle looks at questions raised in the recent summer on the forecasting of performance at high temperatures of wind and solar generators, and asks how AEMO and industry can work together to improve this.
Extreme temperature effects on generation supply technology
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 a look at what the implications for this actually are.