Market Notices

117210POWER SYSTEM EVENTS27/06/2024 09:01:59 AM

Non-credible contingency event - NSW region - 27/06/2024

AEMO ELECTRICITY MARKET NOTICE.

Non-credible contingency event - NSW region - 27/06/2024

At 0845 hrs the Sydney West No.1 330 kV SVC tripped during switching for planned outage of Sydney West No.4 330/132 kV transformer.

AEMO did not instruct load shedding.

AEMO has not been advised of any disconnection of bulk electrical load.

The cause of this non credible contingency event is not known at this stage.


Manager NEM Real Time Operations
117132POWER SYSTEM EVENTS25/06/2024 10:20:35 AM

Non-credible contingency event - NSW region - 25/06/2024

AEMO ELECTRICITY MARKET NOTICE.

Non-credible contingency event - NSW region - 25/06/2024

At 0901 hrs the Sydney West No.1 330 kV SVC tripped during switching for planned outage of Sydney West No.4 330/132 kV transformer.

AEMO did not instruct load shedding.

AEMO has not been advised of any disconnection of bulk electrical load.

The cause of this non credible contingency event has been identified and AEMO is satisfied that another occurrence of this event is unlikely under the current circumstances.

AEMO will not reclassify this event as a credible contingency event.

Manager NEM Real Time Operations
117093GENERAL NOTICE21/06/2024 12:16:15 PM

Network Augmentation Commissioned - QLD Region - 21/06/2024

AEMO ELECTRICITY MARKET NOTICE

Network Augmentation Commissioned - QLD Region - 21/06/2024

Commissioned:
H90 Tully South - T48 Tully 7162 132kV line
H90 Tully South No.1 275kV /132 kV transformer

Manager NEM Real Time Operations
117066GENERAL NOTICE19/06/2024 12:14:34 PM

Planned outage of the Rowville - South Morang 500 kV line in the VIC region on 20/06/2024.

AEMO ELECTRICITY MARKET NOTICE

The Rowville - South Morang 500 kV line in the Victoria (VIC) region is planned to be out of service from 1400 hrs to 1630 hrs on 20/06/2024.

A credible contingency event during this planned outage could cause:
- A large reduction in generation in VIC; and/ or
- Restrict power transfer across the VIC - South Australia (SA) interconnector (Heywood interconnector).

Refer AEMO Network Outage Schedule (NOS) for further details.

AEMO Operations
117060GENERAL NOTICE18/06/2024 09:25:56 PM

QNI Minor testing (Qld to NSW) 19th June 2024

AEMO ELECTRICITY MARKET NOTICE

Refer to market notice 117027

There is an opportunity for testing QNI Minor for flows from Qld to NSW up to 1300 MW on Wednesday 19th June 2024 from 0700 to 1000hrs.

This test includes a trip and reclose of a line in northern NSW.

Please also refer to the published formal QNI minor testing information at the following link:
https://www.aemo.com.au/consultations/current-and-closed-consultations/qld-to-nsw-interconnector-qni-upgrade

Ben Blake
AEMO Operations
117042POWER SYSTEM EVENTS18/06/2024 10:16:34 AM

Non-credible contingency event - VIC region - 18/06/2024

AEMO ELECTRICITY MARKET NOTICE.

Non-credible contingency event - VIC region - 18/06/2024

At 0839 hrs the Glenrowan No1 66kV Bus tripped.

AEMO did not instruct load shedding.

AEMO has not been advised of any disconnection of bulk electrical load.

The cause of this non credible contingency event is not known at this stage.


Manager NEM Real Time Operations
117027GENERAL NOTICE17/06/2024 10:59:14 AM

QNI Minor testing (Qld to NSW) 17th June 2024

AEMO ELECTRICITY MARKET NOTICE

Refer to market notice 114742

There is an opportunity for testing QNI Minor for flows from Qld to NSW up to 1300 MW on Monday 17th June 2024 from 1200 to 1800hrs.

This test includes a trip and reclose of a line in northern NSW.

Please also refer to the published formal QNI minor testing information at the following link:
https://www.aemo.com.au/consultations/current-and-closed-consultations/qld-to-nsw-interconnector-qni-upgrade

Ben Blake
AEMO Operations
116899GENERAL NOTICE05/06/2024 12:11:55 PM

Network Augmentation Commissioned - QLD Region - 05/06/2024

AEMO ELECTRICITY MARKET NOTICE

Network Augmentation Commissioned - QLD Region - 05/06/2024

H20 Broadsound 275 kV Bus Reactor 1 (150 MVAr) has been commissioned as at 1043 hrs.

Manager NEM Real Time Operations
116879GENERAL NOTICE03/06/2024 10:49:16 AM

Fast Frequency Response Market - Increase in R1 and L1 FCAS dispatch caps from 11th June 2024

AEMO ELECTRICITY MARKET NOTICE

Following review of the operation of the Very Fast FCAS market, from 1300 hrs AEST on Tuesday 11th June AEMO will:

Increase the cap on dispatch of Very Fast Raise (R1) Contingency FCAS from 325 MW to 350 MW

Increase the cap on dispatch of Very Fast Lower (L1) Contingency FCAS from 200 MW to 225 MW

No other changes to the dispatch of Very Fast FCAS or FCAS constraint equation changes will be made on this date.

For information on the Fast Frequency Response (FFR) initiative please visit the website at: https://www.aemo.com.au/initiatives/major-programs/fast-frequency-response

Andrew Groom
AEMO Operations
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