Market Notices

AEMO ELECTRICITY MARKET NOTICE

Network Augmentation Commissioned - VIC Region - 27/08/2024

Cressy - Golden Plains No. 1 220 kV Line has been commissioned.
Golden Plains Terminal Station has been commissioned.

Manager NEM Real Time Operations

AEMO ELECTRICITY MARKET NOTICE

Cancellation - Inter-Regional Transfer limit variation - Murraylink 27/08/2024

Refer AEMO Electricity Market Notice 117831

To manage power system security in the Victoria region, AEMO invoked the following network constraint.

Constraint Set invoked from 10:40 hrs 27/08/2024 to 11:00 hrs 27/08/2024
I:SVML_120

This constraint set contains equations with the following interconnectors on the LHS.
V-S-MNSP1

Manager NEM Real Time Operations

AEMO ELECTRICITY MARKET NOTICE

Inter-Regional Transfer limit variation - Murraylink 27/08/2024

To manage power system security in the Victoria region, AEMO has invoked the following network constraint.

Constraint Set invoked at 10:40 HRS 27/08/2024
I:SVML_120

This constraint set contains equations with the following interconnectors on the LHS.
V-S-MNSP1

Manager NEM Real Time Operations

AEMO ELECTRICITY MARKET NOTICE

Inter-regional transfer limit variation - Cherry Gardens - Torrens Island B 275kV Line - SA region - 26/08/2024

At 0250 hrs 26/08/2024 there was a short notice outage of Cherry Gardens - Torrens Island B 275kV Line.

The following constraint set(s) invoked at 0250 hrs 26/08/2024
S-CGTI

This constraint set(s) contains equations with the following interconnectors on the LHS.
V-S-MNSP1,V-SA

Refer to the AEMO Network Outage Scheduler for further information.

Manager NEM Real Time Operations

AEMO ELECTRICITY MARKET NOTICE.

Update - Non-credible contingency event - TAS region - 25/08/2024

Refer AEMO Electricity Market Notice 117782

At 1023 hrs the New Norfolk A 110kV Bus was returned to service.

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

AEMO ELECTRICITY MARKET NOTICE.

Non-credible contingency event - TAS region - 25/08/2024

At 0850 hrs the New Norfolk A 110kV 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

AEMO ELECTRICITY MARKET NOTICE

Inter-regional transfer limit variation -Redcliffs No 2 220 kV Bus - VIC region - 25/08/2024

A planned outage of Redcliffs No 2 220 kV Bus in the VIC region was scheduled from 0630 hrs 25/08/2024 to 1730 hrs 25/08/2024.

The outage has been cancelled at 0805 hrs.

The following constraint set(s) were invoked
Constraint Sets: V-KMRC, V-RCTS220CAPAUTO

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

Refer to the AEMO Network Outage Scheduler for further information.

Manager NEM Real Time Operations

AEMO ELECTRICITY MARKET NOTICE

Inter-regional transfer limit variation - Dumaresq SVC - NSW region - 22/08/2024

At 2238 hrs 22/08/2024 there was an unplanned of Dumaresq SVC

Constraint set(s) invoked: N-DM_SVC

The following constraint set(s) invoked at 2250 hrs 22/08/2024
N-DM_SVC

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

Refer to the AEMO Network Outage Scheduler for further information.

Manager NEM Real Time Operations

AEMO ELECTRICITY MARKET NOTICE

The Kerang - Wemen 220 kV line in the Victorian (VIC) region is planned to be out of service from 0600 hrs to 1800 hrs on 23/08/2024.

A credible contingency event during this planned outage may require:
- Load shedding in the Victorian outer grid; and/ or
- Market intervention, such as the issuing of directions.

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

AEMO Operations