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Cancellation - Inter-regional transfer limit variation - constraint automation to manage Power System Security in QLD region - 28/12/2023
Cancellation - Inter-regional transfer limit variation - constraint automation to manage Power System Security in QLD region - 28/12/2023
Refer AEMO Electricity Market Notice 112852.
Constraint set CA_SYDS_549FBEF5 revoked 1850 hrs.
This constraint set contains equations with the following interconnector on the LHS;
N-Q-MNSP1
Manager NEM Real Time Operations
Inter-regional transfer limit variation - constraint automation to manage Power System Security in QLD region - 28/12/2023
Inter-regional transfer limit variation - constraint automation to manage Power System Security in QLD region - 28/12/2023
In order to maintain the power system in a secure operating state in the QLD region, AEMO has invoked automated constraint set CA_SYDS_549FBEF5 from 1830 hrs until further notice.
This constraint set contains equations with the following interconnector on the LHS;
N-Q-MNSP1
Refer to AEMO Network Outage Scheduler (NOS) for further information.
Manager NEM Real Time Operations
Inter-regional transfer limit variation - Pelican Point Circuit Breaker 8093 - SA region - 26/12/2023
Inter-regional transfer limit variation - Pelican Point Circuit Breaker 8093 - SA region - 26/12/2023
At 1832 hrs 26/12/2023 there was a short notice outage of Pelican Point Circuit Breaker 8093.
The following constraint set(s) invoked at 1855 hrs 26/12/2023
S-PPT_CB6727
This constraint set(s) contains equations with the following interconnectors on the LHS.
V-SA
Refer to the AEMO Network Outage Scheduler for further information.
Manager NEM Real Time Operations
Inter-regional transfer limit variation: Hazelwood - South Morang No 1 500 kV Line (VIC) - Voltage Control
The Hazelwood - South Morang No 1 500 kV Line has been de-energised to manage voltages in the Victoria region.
The following constraint set was invoked at 0735 hrs 26/12/2023
V-HWSM
The constraint set contains equations with the following interconnectors on the LHS.
T-V-MNSP
V-S-MNSP1
V-SA
VIC1-NSW1
Refer to AEMO Network Outage Scheduler (NOS) for return to service details
Manager NEM Real Time Operations
Inter-regional transfer limit variation - Greenbank - Mudgeeraba 835 275 kV line - QLD region - 25/12/2023
Inter-regional transfer limit variation - Greenbank - Mudgeeraba 835 275 kV line - QLD region - 25/12/2023
At 2102 hrs 25/12/2023 there was an unplanned outage of Greenbank - Mudgeeraba 835 275 kV line
Constraint set(s) invoked: Q-GBMU_835_836 from 2105 hrs
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 - Greenbank - Molendinar 8824 275 kV line - QLD region - 25/12/2023
Inter-regional transfer limit variation - Greenbank - Molendinar 8824 275 kV line - QLD region - 25/12/2023
At 2057 hrs 25/12/2023 there was an unplanned outage of Greenbank - Molendinar 8824 275 kV line
The outage has been returned to service at 2125 hrs 25/12/2023
Constraint set(s) invoked: Q-GBMO_8824_8825 from 2105 hrs to 2125 hrs
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 - Palmerston - Hadspen 220 kV Line - TAS region - 23/12/2023
Inter-regional transfer limit variation - Palmerston - Hadspen 220 kV Line - TAS region - 23/12/2023
A planned outage of Palmerston - Hadspen 220 kV Line in the TAS region was scheduled from 1000 hrs 23/12/2023 to 1500 hrs 23/12/2023.
The outage has been completed and returned to service at 1045 hrs 23/12/2023
Constraint set(s) invoked:
T-HAPM_220
This constraint set(s) 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
Inter-regional transfer limit variation - [outage element] - NSW region - 23/12/2023
Inter-regional transfer limit variation - [outage element] - NSW region - 23/12/2023
A planned outage of KEMPS CREEK No 2 525/345/34 kV Transformer in the NSW region was scheduled from 0600 hrs 23/12/2023 to 1200 hrs 23/12/2023.
The outage has been cancelled.
The following constraint set(s) invoked at 0600 hrs 23/12/2023
N-KC_TX
This constraint set(s) contains equations with the following interconnectors on the LHS.
N-Q_MNSP1
NSW1-QLD1
VIC1-NSW1
Refer to the AEMO Network Outage Scheduler for further information.
Manager NEM Real Time Operations
Inter-regional transfer limit variation - Palmerston - Hadspen 2 220kV line - TAS region - 22/12/2023
Inter-regional transfer limit variation - Palmerston - Hadspen 2 220kV line - TAS region - 22/12/2023
At 1300 hrs 22/12/2023 there was a short notice outage of Palmerston - Hadspen 2 220kV line.
Constraint set(s) invoked: T-HAPM_220
This constraint set(s) 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