Using the ElectraNet 2024 TAPR to locate the lines with unplanned outage (on Thursday evening 17th October 2024)
Second article for Thursday evening 17th October 2024, about unplanned network outages (in severe weather) in South Australia.
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Destructive Winds disrupt (and damage) transmission network in South Australia on Thursday (evening) 17th October 2024
On Thursday evening 17th October 2024, a significant weather event in South Australia has damaged the high-voltage network in SA Far North (and power supply has been impacted).
Seven transmission towers collapse near Broken Hill overnight
ABC Broken Hill has reported that seven transmission towers collapsed south of the town overnight due to strong winds and hail.
Also some gyrations in NEM Mainland Frequency, on Thursday 17th October 2024.
To provide some more colour about what’s been happening on Thursday 17th October 2024, here’s a snapshot of NEM Mainland frequency at 15:07 (NEM time) looking back only...
Riding the roller-coaster in South Australia (on Thursday 17th October 2024)
A second article about some 'interesting' market events in South Australia on Thursday 17th October 2024.
Spot price volatility in South Australia on Thursday (morning) 17th October 2024
The spot price has been bouncing around in South Australia this morning (Thu 17th Oct). Here's a short record.
Small drop in NEM Mainland Frequency with Stanwell Unit 3 offline
A quick look at a small drop in frequency seen on Wednesday 16th October 2024.
So long solo solar, and hi hybrids?
A summary of the key challenges facing standalone solar and wind farms over the past several years, along with discussion and thoughts about whether new rules surrounding hybrids...
A clarification, about those instances of (potential or actual) disconnection of distributed/rooftop PV
On Thursday 10th October 2024, we published ‘What happened with System Load in VIC on Friday 27th and Saturday 28th September 2024?’ and, in doing so, listed some...
AEMO cancels MSL1 warning for Victoria on Saturday 12th October 2024
At 12:53 on Saturday 12th Oct 2024 AEMO published MN118817 cancelling the MSL1 warning for Victoria.
Forecast ‘Minimum System Load’ (at MSL1 level) back again, for Saturday 12th October 2024
At 06:19 this morning (Saturday 12th October 2024) the AEMO published Market Notice 118803 re-instating the warning for forecast Minimum System Load (at MSL1) in Victoria.
Drop in System Frequency on Saturday 5th October 2024 – Part 2
To further understand the frequency drop we delve into the 4-second data (used for regulation FCAS contribution calculations) in this Part 2, looking at generating units (including BDUs).
Testing the Heywood interconnector on Friday 11th October 2024, as part of PEC Stage 1
A short note, recording MN118771 about testing for PEC stage 1.
Minor drop in NEM Mainland System Frequency on Friday 11th Oct 2024, most likely related to trip of LYA1
A quick record of the trip of Loy Yang A1 unit just prior to 08:40 (NEM time) this morning … Friday 11th October 2024:
What happened with System Load in VIC on Friday 27th and Saturday 28th September 2024?
With AEMO forecasting possible 'Minimum System Load' in Victoria for the coming weekend, we take a look back at (our understanding of) some of what happened on Saturday...
AEMO reinstates warning about ‘Minimum System Load’ in VIC for Sunday 13th October 2024
A short article referencing MN118749, which was published at 15:05 on Thursday 10th October 2024.
AEMO cancels warnings about ‘Minimum System Load’ in VIC for Sunday 13th October 2024
At 14:58 today (Wednesday 9th October 2024) the AEMO issued Market Notice 118721 cancelling the MSL1 warning for Sunday 13th October 2024.
AEMO to change Constraint Equations used during outages that create a credible risk of SA islanding
A short note about Market Notice 118672, as that will be of interest to many of our readers.
Delta Electricity submits ‘relatively urgent’ Rule Change Proposal for December 2024 credit support deadline
A short note today (thanks to a tip by Thomas MacDonald) about a 'relatively urgent' rule change request by Delta Electricity that might help Vales Point operate into...
AEMO forecasts ‘Minimum System Load’ (at MSL1 level) for VIC on Saturday 12th and Sunday 13th October 2024
On Monday afternoon 7th October 2024, the AEMO has issued Market Notices declaring risk of ‘Minimum System Load’ in the Victorian region for the upcoming weekend.