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Inter-regional transfer limit variation - SA region - 25/03/2024
Inter-regional transfer limit variation - SA region - 25/03/2024
Refer market notice: 115777
At 0810 hrs 25/03/2024 there was an unplanned outage of elements:
Davenport - Brinkworth 275 kV line
Brinkworth No 3 275/132 kV transformer
Brinkworth - Templers West 275 kV line
Constraint set(s) invoked: S-X_DVBR+BRTW+TWPA
This constraint set(s) contains equations with the following interconnectors on the LHS.
V-S_MNSP1
Refer to the AEMO Network Outage Scheduler for further information.
Manager NEM Real Time Operations
Non-credible contingency event - SA region - 25/03/2024
Non-credible contingency event - SA region - 25/03/2024
At 0810 hrs there was an unplanned outage of the following elemets:
Davenport - Brinkworth 275 kV line
Brinkworth No 3 275/132 kV transformer
Brinkworth - Templers West 275 kV line
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
Inter-regional transfer limit variation - Armidale - Uralla 8U 330 kV line - NSW region - 25/03/2024
Inter-regional transfer limit variation - Armidale - Uralla 8U 330 kV line - NSW region - 25/03/2024
A planned outage of Armidale - Uralla 8U 330 kV line in the NSW region was scheduled from 0500 hrs 25/03/2024 to 1500 hrs 25/03/2024.
The outage has been returned to service at 0645 hrs 25/03/2024.
Constraint set(s) revoked:
N-ARUL_8U
N-TW_SVC
N-X_8U+DM+TW_SVC
N-MORBOR
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
NON-CONFORMANCE Region VIC1 Sunday, 24 March 2024
NON-CONFORMANCE VIC1 Region Sunday, 24 March 2024
AEMO has declared the following unit as non-conforming under clause 3.8.23 of the National Electricity Rules:
Unit: YWPS4
Duration: 24/03/2024 21:05 to 24/03/2024 21:10
Amount: 58 MW
Constraint: NC-V_YWPS4
Auto-generated on behalf of Manager NEM Real Time Operations
Inter-Regional Transfer limit variation - Directlink - NSW Region
Inter-Regional Transfer limit variation - Directlink - NSW Region
There has been an unplanned outage of the No 3 cable of Directlink.
The following constraint set was invoked at 1640 hrs 24/03/2024
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
Update - Non-credible contingency event - SA region - 14/03/2024
Update - Non-credible contingency event - SA region - 14/03/2024
Refer AEMO Electricity Market Notice 115624
At 1635 hrs the Tungkillo - Robertstown No. 1 275 kV Line and the Tungkillo East 275 kV 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
NON-CONFORMANCE Region NSW1 Thursday, 21 March 2024
NON-CONFORMANCE NSW1 Region Thursday, 21 March 2024
AEMO has declared the following unit as non-conforming under clause 3.8.23 of the National Electricity Rules:
Unit: BW02
Duration: 21/03/2024 06:50 to 21/03/2024 09:10
Amount: 22 MW
Constraint: NC-N_BW02
Auto-generated on behalf of Manager NEM Real Time Operations
NON-CONFORMANCE Region QLD1 Wednesday, 20 March 2024
NON-CONFORMANCE QLD1 Region Wednesday, 20 March 2024
AEMO has declared the following units comprising an Aggregate Dispatch Group as non-conforming under clause 3.8.23 of the National Electricity Rules:
Units: WANDBG1, WANDBL1
Aggregate Dispatch Group: WANDBESS_ADG1
Duration: 20/03/2024 18:30 to 20/03/2024 19:25
Amount: -42 MW
Constraint: NC-Q_WANDBESS_ADG1
Auto-generated on behalf of Manager NEM Real Time Operations
Inter-regional transfer limit variation - Palmerston - Hadspen No2 220 kV Line - TAS region - 20/03/2024
Inter-regional transfer limit variation - Palmerston - Hadspen No2 220 kV Line - TAS region - 20/03/2024
At 1830 hrs 20/03/2024 there will be a short notice outage of Palmerston - Hadspen No2 220 kV Line.
The following constraint set invoked at 1830 hrs 20/03/2024
T-HAPM_220
This constraint set contains equations with the following interconnectors on the LHS.
T-V-MNSP1
Refer to the AEMO Network Outage Scheduler for further information.
Manager NEM Real Time Operations