Market Notices

AEMO ELECTRICITY MARKET NOTICE

Inter-Regional Transfer limit variation - Directlink - NSW Region

There has been an unplanned outage of the No 1 Leg of Directlink .

The following constraint set was invoked at 1620 hrs 14/08/2024

N-MBTE_1

The constraint set contains the following interconnector on the left hand side.

N-Q-MNSP1

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

Manager NEM Real Time Operations

AEMO ELECTRICITY MARKET NOTICE

Inter-regional transfer limit variation - CollectorWF-Marulan 4 330kV LINE - NSW region - 14/08/2024

At 1006 hrs 14/08/2024 there was a short notice outage of CollectorWF-Marulan 4 330kV LINE.

The following constraint set(s) invoked at 1000 hrs 14/08/2024
N-CTMN_4_WG_CLOSE

This constraint set(s) contains equations with the following interconnectors on the LHS.
VIC1-NSW1,N-Q-MNSP1,NSW1-QLD1,V-S-MNSP1

Refer to the AEMO Network Outage Scheduler for further information.

Manager NEM Real Time Operations

AEMO ELECTRICITY MARKET NOTICE

The Nebo to Broadsound no. 8846 275 kV line in the Queensland (QLD) region is planned to be out of service from 0600 hrs 16/08/2024 to 1700 hrs 18/08/2024.

This outage is considered a High Impact Outage (HIO) as the outage recall is greater than 30 minutes.
A credible contingency event during this planned outage may require market intervention, such as the issuing of directions.

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

AEMO Operations

AEMO ELECTRICITY MARKET NOTICE

Inter-regional transfer limit variation - Collector - Marulan No 4 330kV Line - NSW region - 14/08/2024

A planned outage of Collector - Marulan No 4 330kV Line in the NSW region was scheduled from 0800 hrs 14/08/2024 to 1700 hrs 02/09/2024.


The outage has been cancelled.

Constraint set(s) invoked: N-CTMN_4_WG_CLOSE


Refer to the AEMO Network Outage Scheduler for further information.

Manager NEM Real Time Operations

AEMO ELECTRICITY MARKET NOTICE

Refer to market notice 116052

There is an opportunity for testing QNI Minor for flows from NSW to Qld up to 850 MW on Monday 12th August 2024 from 1100 to 1700hrs.

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

AEMO ELECTRICITY MARKET NOTICE

Network Augmentation Commissioned - VIC Region - 07/08/2024

Cressy - Golden Plains No. 2 220 kV Line has been commissioned.

Manager NEM Real Time Operations

AEMO ELECTRICITY MARKET NOTICE

Inter-regional transfer limit variation - Keilor to Sth Morang 500kV Line - VIC region - 04/08/2024

A planned outage of Keilor to Sth Morang 500kV Line in the VIC region was scheduled from 1000 hrs 04/08/2024 to 1300 hrs 04/08/2024.

The outage has been completed and Keilor to Sth Morang 500kV Line returned to service at 1050 hrs 04/08/2024

Constraint set(s) revoked: V-KTSM_R

Manager NEM Real Time Operations

AEMO ELECTRICITY MARKET NOTICE

Refer to market notices 117060.

AEMO, TransGrid, Powerlink have reviewed the test results following the QNI minor testing on 19th June 2024. The next hold point can now be released.

The hold point of 1400 MW from Qld to NSW will be implemented as of 1000 hrs 31st July 2024.

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

AEMO ELECTRICITY MARKET NOTICE.

Non-credible contingency event - QLD region - 30/07/2024

At 0537 hrs the Darling Downs Power Station GT1, GT3 and and the steam turbine tripped from 484 MW.

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