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119412MINIMUM SYSTEM LOAD25/10/2024 02:56:16 PM
Forecast Minimum System Load 1 (MSL1) in the VIC Region on 27/10/2024
AEMO ELECTRICITY MARKET NOTICE
Update to Market Notice 119315 - AEMO has detected that there is an elevated risk of insufficient demand to maintain a secure operating state in the Victorian region on 27/10/2024.
Minimum regional demand is forecast to be 1732 MW at 1230 hrs, and the advisory threshold is:
MSL1 = 1795 MW
MSL2 = 1295 MW
MSL3 = 795 MW
The regional demand is forecast to be below the MSL1 threshold for the following period:
From 1130 hrs to 1330 hrs 26/10/2024.
AEMO Operations
Update to Market Notice 119315 - AEMO has detected that there is an elevated risk of insufficient demand to maintain a secure operating state in the Victorian region on 27/10/2024.
Minimum regional demand is forecast to be 1732 MW at 1230 hrs, and the advisory threshold is:
MSL1 = 1795 MW
MSL2 = 1295 MW
MSL3 = 795 MW
The regional demand is forecast to be below the MSL1 threshold for the following period:
From 1130 hrs to 1330 hrs 26/10/2024.
AEMO Operations
119323INTER-REGIONAL TRANSFER24/10/2024 02:49:29 PM
Inter-regional transfer limit variation - [outage element] - NSW region - 24/10/2024
AEMO ELECTRICITY MARKET NOTICE
Inter-regional transfer limit variation - [outage element] - NSW region - 24/10/2024
At 1435 hrs 24/10/2024 there was an unplanned outage of Directlink cable 1 and cable 3 (note cable 2 was on a prior outage).
The following constraint set(s) invoked at 1445 hrs 24/10/2024
N-X_MBTE_3
This constraint set(s) contains equations with the following interconnectors on the LHS.
N-Q-MNSP1
Refer to the AEMO Network Outage Scheduler for further information.
Manager NEM Real Time Operations
Inter-regional transfer limit variation - [outage element] - NSW region - 24/10/2024
At 1435 hrs 24/10/2024 there was an unplanned outage of Directlink cable 1 and cable 3 (note cable 2 was on a prior outage).
The following constraint set(s) invoked at 1445 hrs 24/10/2024
N-X_MBTE_3
This constraint set(s) contains equations with the following interconnectors on the LHS.
N-Q-MNSP1
Refer to the AEMO Network Outage Scheduler for further information.
Manager NEM Real Time Operations
119315MINIMUM SYSTEM LOAD24/10/2024 02:52:43 PM
Forecast Minimum System Load 1 (MSL1) in the VIC Region on 27/10/2024
AEMO ELECTRICITY MARKET NOTICE
AEMO has detected that there is an elevated risk of insufficient demand to maintain a secure operating state in the Victorian region on 27/10/2024.
Minimum regional demand is forecast to be 1648 MW at 1300 hrs, and the advisory threshold is:
MSL1 - 1860 MW
MSL2 - 1360 MW
MSL3 - 860 MW
The regional demand is forecast to be below the MSL1 threshold for the following period:
From 1130 hrs to 1400 hrs 27/10/2024.
AEMO Operations
AEMO has detected that there is an elevated risk of insufficient demand to maintain a secure operating state in the Victorian region on 27/10/2024.
Minimum regional demand is forecast to be 1648 MW at 1300 hrs, and the advisory threshold is:
MSL1 - 1860 MW
MSL2 - 1360 MW
MSL3 - 860 MW
The regional demand is forecast to be below the MSL1 threshold for the following period:
From 1130 hrs to 1400 hrs 27/10/2024.
AEMO Operations
119236MINIMUM SYSTEM LOAD23/10/2024 03:03:39 PM
Forecast Minimum System Load 1 (MSL1) in the VIC Region on 26/10/2024
AEMO ELECTRICITY MARKET NOTICE
Update to Market Notice 119194 - AEMO has detected that there is an elevated risk of insufficient demand to maintain a secure operating state in the Victorian region on 26/10/2024.
Minimum regional demand is forecast to be 1465 MW at 1300 hrs, and the advisory threshold is:
MSL1 - 1685 MW
MSL2 - 1185 MW
MSL3 - 685 MW
The regional demand is forecast to be below the MSL1 threshold for the following period:
From 1130 hrs to 1400 hrs 26/10/2024.
AEMO Operations
Update to Market Notice 119194 - AEMO has detected that there is an elevated risk of insufficient demand to maintain a secure operating state in the Victorian region on 26/10/2024.
Minimum regional demand is forecast to be 1465 MW at 1300 hrs, and the advisory threshold is:
MSL1 - 1685 MW
MSL2 - 1185 MW
MSL3 - 685 MW
The regional demand is forecast to be below the MSL1 threshold for the following period:
From 1130 hrs to 1400 hrs 26/10/2024.
AEMO Operations
119202INTER-REGIONAL TRANSFER23/10/2024 06:42:52 AM
Inter-regional transfer limit variation - constraint automation to manage Power System Security in VIC region - 23/10/2024
AEMO ELECTRICITY MARKET NOTICE
In order to maintain the power system in a secure operating state in the VIC region, AEMO has invoked automated constraint set CA_SYDS_562A9792 from 0635 hrs until further notice.
This constraint set contains equations with the following interconnector on the LHS;
V-S-MNSP1
V-SA
VIC1-NSW1
Refer to AEMO Network Outage Scheduler (NOS) for further information.
Manager NEM Real Time Operations
In order to maintain the power system in a secure operating state in the VIC region, AEMO has invoked automated constraint set CA_SYDS_562A9792 from 0635 hrs until further notice.
This constraint set contains equations with the following interconnector on the LHS;
V-S-MNSP1
V-SA
VIC1-NSW1
Refer to AEMO Network Outage Scheduler (NOS) for further information.
Manager NEM Real Time Operations
119194MINIMUM SYSTEM LOAD22/10/2024 03:13:38 PM
Forecast Minimum System Load 1 (MSL1) in the VIC Region on 26/10/2024
AEMO ELECTRICITY MARKET NOTICE
AEMO has detected that there is an elevated risk of insufficient demand to maintain a secure operating state in the Victorian region on 26/10/2024.
Minimum regional demand is forecast to be 1645 MW at 1300 hrs, and the advisory threshold is:
MSL1 - 1685 MW
MSL2 - 1185 MW
MSL3 - 685 MW
The regional demand is forecast to be below the MSL1 threshold for the following period:
From 1230 hrs to 1300 hrs 26/10/2024.
AEMO Operations
AEMO has detected that there is an elevated risk of insufficient demand to maintain a secure operating state in the Victorian region on 26/10/2024.
Minimum regional demand is forecast to be 1645 MW at 1300 hrs, and the advisory threshold is:
MSL1 - 1685 MW
MSL2 - 1185 MW
MSL3 - 685 MW
The regional demand is forecast to be below the MSL1 threshold for the following period:
From 1230 hrs to 1300 hrs 26/10/2024.
AEMO Operations
119056INTER-REGIONAL TRANSFER19/10/2024 01:10:23 PM
Inter-regional transfer limit variation - Tamworth No 1 330 kV bus and Tamworth - Armidale No. 86 330 kV Line - NSW region - 19/10/2024
AEMO ELECTRICITY MARKET NOTICE
Tamworth No 1 330 kV bus and Tamworth - Armidale No. 86 330 kV Line - NSW region - 19/10/2024
A planned outage of Tamworth No 1 330 kV bus in the NSW region was scheduled from 1100 hrs 18/10/2024 to 1700 hrs 20/10/2024.
A planned outage of Tamworth - Armidale No. 86 330 kV Line in the NSW region was scheduled from 0500 hrs 09/10/2024 to 1700 hrs 20/10/2024.
The outage has been completed by 1250 hrs 19/10/2024.
Constraint set(s) invoked:
N-ARTW_86
N-LDTW_84
N-TW_SVC
N-TW_330_BUS1
This constraint set(s) contains equations with the following interconnectors on the LHS.
N-Q-MNSP1
NSW1-QLD1
T-V-MNSP1
Refer to the AEMO Network Outage Scheduler for further information.
Manager NEM Real Time Operations
Tamworth No 1 330 kV bus and Tamworth - Armidale No. 86 330 kV Line - NSW region - 19/10/2024
A planned outage of Tamworth No 1 330 kV bus in the NSW region was scheduled from 1100 hrs 18/10/2024 to 1700 hrs 20/10/2024.
A planned outage of Tamworth - Armidale No. 86 330 kV Line in the NSW region was scheduled from 0500 hrs 09/10/2024 to 1700 hrs 20/10/2024.
The outage has been completed by 1250 hrs 19/10/2024.
Constraint set(s) invoked:
N-ARTW_86
N-LDTW_84
N-TW_SVC
N-TW_330_BUS1
This constraint set(s) contains equations with the following interconnectors on the LHS.
N-Q-MNSP1
NSW1-QLD1
T-V-MNSP1
Refer to the AEMO Network Outage Scheduler for further information.
Manager NEM Real Time Operations
119029POWER SYSTEM EVENTS18/10/2024 03:48:56 PM
Non-credible contingency event - VIC region - 18/10/2024
AEMO ELECTRICITY MARKET NOTICE.
Non-credible contingency event - VIC region - 18/10/2024
At 1525 hrs the Rowville - Yallourn No. 7 220 kV Line and the Rowville - Yallourn No. 8 220 kV Line tripped and auto-reclosed.
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
Non-credible contingency event - VIC region - 18/10/2024
At 1525 hrs the Rowville - Yallourn No. 7 220 kV Line and the Rowville - Yallourn No. 8 220 kV Line tripped and auto-reclosed.
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
119027GENERAL NOTICE18/10/2024 08:01:30 PM
Network Augmentation Commissioned - NSW Region - 18/10/2024
AEMO ELECTRICITY MARKET NOTICE
A network augmentation has been commissioned in the NSW region at 2000 hrs 18/10/2024 as follows:
Stubo 330kV switching station has been cut into the existing Wellington - Wollar West 79 330 kV line to form the following circuits:
Wellington - Stubo SF 79 330 kV Transmission Line
Wollar West - Stubo SF 7M 330 kV Transmission Line
Manager NEM Real Time Operations
A network augmentation has been commissioned in the NSW region at 2000 hrs 18/10/2024 as follows:
Stubo 330kV switching station has been cut into the existing Wellington - Wollar West 79 330 kV line to form the following circuits:
Wellington - Stubo SF 79 330 kV Transmission Line
Wollar West - Stubo SF 7M 330 kV Transmission Line
Manager NEM Real Time Operations