Extended outage of Loy Yang A unit 2 – reliability and forward price impacts
A broader look at what the extended outage at Loy Yang A unit 2 seems to be having on the spot and financial markets into the future, via AEMO MT PASA data, and via...
Seasonal Record of Events in the Market
Collections of events that we see happening in the NEM, categorised in terms of the seasons in which they occur.
Brief comment on the extended outage at Loy Yang A unit 2
Following the notice from AGL Energy on Friday last week about the extended outage occurring at Loy Yang A unit 2, here's some initial thoughts via WattClarity (with more to come as time permits)
Peak Wind Output in the NEM has climbed above 4000MW
A large block of green (signifying wind) in our NEMwatch dashboard this morning prompts a look at what the all-time maximum production is these days...
A (Much) Deeper Dive into Friday March 1 2019
Guest author, Allan O'Neil, drills into considerable depth to understand, and clearly explain, some of what happened during a volatile period in the VIC and SA regions on Friday 1st March 2019
A brief look back at reactions to negative prices in the 14:30 trading period on Friday 1st March 2019
Yesterday I noted what appeared to be trips of two solar farms - Gannawarra and Karadoc - within a single dispatch interval and coincident with a period of volatile prices. Also yesterday, Dylan McConnell...
Price volatility in VIC and SA on Friday 1st March
Some quick notes about the volatility seen in the NEM on Friday 1st March 2019 - a hot day in Victoria and South Australia, the first day of Autumn.
It’s heating up, in Victoria and South Australia for Friday 1st March
An AEMO Market Notice about "Generator Recall" for Friday's forecast hot weather in South Australia and Victoria prompts a quick look at what's changed in the forecast that would prompt this action.
Factors contributing to an unforeseen price spike in NSW at 16:15 on Thursday 31st January 2019
Taking a brief (well, actually longer than intended) look into the various factors that delivered a price spike above $10,000/MWh on Thursday 31st January in NSW - and thinking through the implications for one...
New all-time record for electricity demand in Queensland on Wednesday 13th February 2019
The Queensland region of the NEM saw a new all-time record for peak electricity demand today (Wed 13th February 2019) by several different measures. A bit later in the evening we take a brief...
Looks set for a peak demand in QLD on Wednesday up near the all-time maximum
Currently (as at Monday morning 11th February) AEMO forecasts indicate that Queensland electricity demand on Wednesday afternoon will come very close to an all-time record.
Two points about the high demand & prices, and the load shedding, on Friday 25th January 2019
Two quick notes about what happened in Victoria on Friday 25th January 2019 following conversations with a number of people.
The north Queensland deluge cuts solar production
A quick look at the effect that the monsoonal rains in northern Queensland are having on several power generation options in northern Queensland.
Looking backwards over the past 2 weeks in the NEM
Back at work this week and (with curiosity getting the better of me) I have another look at what happened last Thursday and Friday in the South Australian and Victorian regions of the NEM.
My first look at the highs, and lows, in Victoria and South Australia on Thursday 24th January 2019
A first look at some of the action seen in the southern parts of the NEM on Thursday 24th January 2019 as a result of the latest crazy heatwave that has afflicted central Australia...
AEMO dispatches Reserve Trader on Thursday 24th January as IRPM in VIC and SA plunges
A short post, prior to further analysis next week, to notify readers that Reserve Trader has been dispatched today.
NEM Scheduled Demand tops 33,000MW and prices spike in the south on Tuesday 22nd January
Some snapshots from NEMwatch recording a day where NEM-wide demand breached 33,000MW and prices spiked above $1000/MWh in VIC and SA
First scorching summer day for the year and the sky rocketing price of electricity.
The first day of scorching summer temperatures for the year has been matched with elevated electricity prices in New South Wales, Victoria and South Australia for most of the day. Queensland and Tasmania experienced...
A potentially extreme temperature forecast for Adelaide and Melbourne next week…
Following AEMO's warnings issued yesterday about possible extreme heat next week in Adelaide, Melbourne and Sydney, I take more of a look at what might transpire and compare it to historical correlations between cities.
Hot weather forecast to drive demand past 31,000MW next Tuesday 15th January
With high temperatures forecast to return to the NEM next week, we take a quick look at the AEMO's demand forecast.
[UPDATED] Off-Target #4 – Disregard Targets – Lake Bonney in July 2018 (and possibly others)
Two examples where units (in these cases Semi-Scheduled) appeared to disregard dispatch targets.