New lowest point for NEMwide demand on Sunday 6th November 2022
On Sunday 6th November 2022 the NEMwide demand dropped below previous ‘lowest point’ records.
Low wind on Friday 4th November 2022
Following a client request on Friday 4th November, here’s a quick look at the low wind conditions occurring on that day.
What’s going on at the Callide power stations?
Prompted by a few media questions (on a day when all 4 units were offline together for about 3 hours), have taken a quick look at the status of the four units on the Callide Power Station site.
Wholesale Demand Response in the NEM – One year on by the numbers
Casting a look over wholesale demand response in the NEM, one year on, how has participation grown and the capability been used?
Griffith University study ‘Quantifying the risk of renewable energy droughts’
The Griffith University (by Joel Gilmore, Tim Nelson and Tahlia Nolan) study mentioned in earlier RenewEconomy article is now accessible on the Griffith University website here.
Callide C3 unit suffers cooling tower issues
Alerted via an ABC news article, we take a quick look at Callide C3.
Biggest market correction in history
As a sequel to his earlier article, Carl Daley looks at the a number of record corrections in electricity forward prices that occurred yesterday, coming after weeks of decline.
Market players are poking the bear …
Carl Daley of EnergyByte walks through the ‘angry bear response’ between market players, and the outcomes and consequences of these actions.
We’ve released GenInsights Quarterly Updates (2022 Q3) on Monday 31st October 2022
On Monday 31st October 2022 we released GenInsights Quarterly Updates for Q3 2022 – second in the expanding series, following customer requests for updates of GenInsights21
Cost-based Modelling is Doing Consumers a Disservice.
Tom Geiser of Neoen writes this think piece about cost-based modelling vs price-based modelling in the broader debate about transmission investment.
Brief spike at 11:10 in NSW and QLD on Monday 31st October 2022
A quick article to document a spike at 11:10 on Monday 31st October … which seems related (at least in part) to the same network outage as on Friday evening.
Loy Yang A2 back online – Monday 31st October 2022
A short note about return to service for LYA2, which had been out for over 6 months.
AEMC published a Final Report as part of Stage 2 of the Transmission Planning and Investment Review
A short note about the AEMC’s Transmission Planning and Investment Review – Stage 2 Final Report released last week, and submissions on Stage 3 Draft Report due this coming Thursday 3rd November.
False (re)start at Loy Yang A2 on 25th October
Prompted by a comment by a WattClarity reader, I’ve taken a quick look at Loy Yang A2 for the past week.
A new lowest point for NSW demand on Saturday 29th October 2022
Electricity demand in NSW has dropped to a new ‘lowest in NEM history’ point on Saturday 29th October 2022
AEMO publishes ‘Scheduling Error Report’ related to problems experienced on 10th August 2022
Also this week, the AEMO published a report about the glitch in the dispatch process that occurred back on 10th August 2022.
AEMO releases preliminary report into Tasmanian event on Friday 14th October 2022 (i.e. Article 5 in our series)
On Friday 28th October, the AEMO released its preliminary report into the storm damage to Liapootah – Palmerston 220 kV lines (loss of more than 500MW of load, and trip of Basslink and multiple generators)
AEMO released its QED for 2022 Q3
A quick note to mark Thursday’s release of the QED for Q3 2022 by the AEMO
Quick initial notes about price spike at 17:30 on Friday 28th October 2022
A quick look at a brief price spike in NSW and QLD on Friday evening 28th October – which appears to be related to a Ravine -Yass(2) 330kV line outage.
Slightly more detail on System Frequency on Friday 14th October 2022 (Part 4)
Zooming into the ~7 minute period during which the initial event occurred in TAS on Friday 14th October 2022.