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Inter-Regional Transfer limit variation - Murraylink control unavailable (SA Region)
Inter-Regional Transfer limit variation - Murraylink control unavailable (SA Region)
AEMO has been notified that the controls to vary Murraylink output are unavailable until further notice.
Constraint set I-CTRL_ISSUE_ML invoked from 1650 hrs.
The constraint set contains equations with the following interconnector on the LHS:
V-S-MNSP1
Manager NEM Real Time Operations
Inter-regional transfer limit variation - constraint to manage Power System Security in SA region - 10/11/2020
Inter-regional transfer limit variation - constraint to manage Power System Security in SA region - 10/11/2020
In order to maintain the power system in a secure operating state in the SA region, AEMO has invoked constraint set I-SVML_120 from 1605 hrs until further notice.
This constraint set contains equations with the following interconnector on the LHS;
V-S-MNSP1
Manager NEM Real Time Operations
Cancellation - Inter-regional transfer limit variation - constraint to manage Power System Security in SA region - 10/11/2020
Cancellation - Inter-regional transfer limit variation - constraint to manage Power System Security in SA region - 10/11/2020
Refer to Market Notice 79748
AEMO revoked constraint set I-SVML_140 at 0555 hrs.
This constraint set contains equations with the following interconnector on the LHS:
V-S-MNSP1
Manager NEM Real Time Operations
Cancellation - 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 was de-energised to manage voltages in the Victoria region.
Refer to MN 79747
The following constraint set was invoked from 0140 hrs 10/11/2020 to 0550 hrs 10/11/2020
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 further details
Manager NEM Real Time Operations
Cancellation - Inter-regional transfer limit variation - Tarong - Blackwall (875) 275kV Line (Qld) - Voltage Control
Refer to Market Notice 79745
The Tarong - Blackwall (875) 275kV Line has been returned to service.
The following constraint set was revoked at 0545 hrs.
Q-TRBK
The constraint set contains equations with the following interconnectors on the LHS.
N-Q-MNSP1
NSW1-QLD1
Refer to AEMO Network Outage Scheduler (NOS) for further details.
Manager NEM Real Time Operations
Cancellation - Inter-regional transfer limit variation - Greenbank - Middle Ridge (8848) 275kV Line (Qld) - Voltage Control
Refer to Market Notice 79746
The Greenbank - Middle Ridge (8848) 275kV Line has been returned to service.
The following constraint set was revoked at 0545 hrs.
Q-MRGB_8848_8849
The constraint set contains equations with the following interconnectors on the LHS.
NSW-QLD1
N-Q-MNSP1
Refer to AEMO Network Outage Scheduler (NOS) for further details.
Manager NEM Real Time Operations
Inter-regional transfer limit variation - constraint to manage Power System Security in SA region - 10/11/2020
Inter-regional transfer limit variation - constraint to manage Power System Security in SA region - 10/11/2020
In order to maintain the power system in a secure operating state in the SA region, AEMO has invoked constraint set I-SVML_140 from 0155 hrs until further notice.
This constraint set contains equations with the following interconnector on the LHS;
V-S-MNSP1
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 0140 hrs 10/11/2020
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 further details
Manager NEM Real Time Operations
Inter-regional transfer limit variation - Greenbank to Middle Ridge (8848) 275kV Transmission Line (Qld) - Voltage Control
Inter-regional transfer limit variation - Greenbank to Middle Ridge (8848) 275kV Transmission Line (Qld) - Voltage Control
The Greenbank to Middle Ridge (8848) 275kV Transmission Line has been de-energised to manage voltages in the Qld region.
Constraint set Q-MRGB_8848_8849 invoked at 0130 hrs 10/11/2020
The constraint set contains equations with the following interconnectors on the LHS.
NSW-QLD1
N-Q-MNSP1
Refer to AEMO Network Outage Schedule for further details.
Manager NEM Real Time Operations