Spot price volatility continues into Monday 14th June 2021
A short note to recognise the spot price volatility continuing for Monday 14th June 2021.
Yallourn down to 1 unit, on low load operation – following flood risks at the adjoining mine
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
Pricing volatility on Friday 11th June 2021
First price spike at sunset (Friday 11th June 2021) … presumably with a number more bounces to go through the evening.
Is the wet weather event (and flooding in the Latrobe Valley) affecting brown coal generation – Fri 11th June?
Flooding in the Latrobe Valley town of Traralgon raises questions about whether there is any effect on the brown coal generators.
Further delays in RTS for Callide B1 and C3 (earlier for B2)
A short note about some further delays in return to service for Callide B1 and C3 … though earlier return for B2
P30 Predispatch forecasts after 5-minute settlement–what do they mean?
30-minute pre-dispatch provides critical forward price information to the NEM – but what exactly will it mean after five-minute settlement? Marcelle takes a look.
Evening volatility continues into Thursday 10th June 2021
A short article noting volatility rolls into Thursday evening, 10th June 2021
Potential Tripwire #1 = the ‘invisible’ 5-minute Trading Periods?!
In this article we discuss the 1st of 3 Potential Tripwires that wholesale market participants and others will encounter from October 2021 … with Tripwire #1 coming from the implementation of Five Minute Settlement.
Three potential tripwires looming in October 2021, for those who are not wary
A short article, flagging three potential tripwires we’d like to ensure NEM participants and other stakeholders are aware of in the lead-up to two significant market changes from October 2021.
Demand, and prices, up in NSW and QLD on Wednesday 9th June 2021 … and low IRPM
A short note about the first of the volatility on Wednesday 9th June 2021.
Tight supply/demand forecast for NSW on Thursday 10th June 2021
A quick note on Tuesday evening, looking ahead to Thursday (10th June) with AEMO forecasting LOR2 in NSW with the cold snap, and enquiring about Generator Recall.
Discussion about electricity prices – following the Callide C4 Catastrophe
Discussion in a number of different places (including an AFR article today) prompted me to pull some data together of how (spot and futures) prices have trended through 2021, and how they changed with the Callide C4 problems.
Administered Pricing reached for Raise 6 second (Contingency) FCAS in Queensland
High Contingency FCAS prices (Raise 6 second) in response to what’s happened at Callide Power Station drove the Cumulative Price to (6 times) the Cumulative Price Threshold. Administered Pricing began Saturday evening for QLD.
Spot market volatility report – Thursday 3rd June 2021 (as at 17:54)
Evening spot price volatility has become a regular thing – here’s some of it for Thursday 3rd June 2021
AEMO estimates it paid $11,612.33/MWh for Reserve Trader on Tuesday 25th May 2021 in QLD
A short note, following AEMO reporting estimated costs for RERT (Reserve Trader) on Tuesday 25th May 2021 in QLD.
Josh Stabler highlights possible issues with supply of replacement turbine for Callide C4
On LinkedIn this afternoon, Josh Stabler (of Energy Edge) identified another consideration for the repair process for the significantly damaged Callide C4 steam turbine.
Gas-fired generation up following the Callide C4 Catastrophe
A client sent in this ez2view image this afternoon pointing out another factor that’s been occurring in the absence of 4 x Callide units – markedly increased production from gas-fired generation.
And so the daily solar bedtime story continues … on Wednesday 2nd June 2021 (with 4 x Callide units off, etc…)
Only two dispatch intervals (thus far?) of extreme pricing tonight for QLD and NSW (Wed 2nd June 2021). Here’s the first one…
Ten Years of Performance History for Callide C4, from the GSD2020
In order to assist discussions on social media about what’s been happening with Callide C4 over the past 10 years, using the GSD2020 I’ve published some actual detailed performance metrics.
AEMO releases Preliminary Report: Trip of multiple generators and lines in Queensland and associated under-frequency load shedding on 25 May 2021
The AEMO has released its 22-page Preliminary Report into the Callide C4 Catastrophe and the subsequent events.