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[EventId:202408271230_NRM_QLD1_NSW1_stopped] NEGRES CONSTRAINT NRM_QLD1_NSW1 ceased operating from 27 August 2024 12:30
Issued by Australian Energy Market Operator Ltd at 1230 hrs on 27 August 2024
CANCELLATION - ACTUAL NEGATIVE SETTLEMENT RESIDUES - QLD to NSW - 27 August 2024.
Refer to market notice: 117834
AEMO has ceased taking action to minimize the further accumulation of negative settlement residues on the QLD to NSW directional interconnector.
The negative residue constraint NRM_QLD1_NSW1 ceased operating at 1230 hrs on 27 August 2024.
This is an AEMO autogenerated Market Notice.
[EventId:202408271135_NRM_QLD1_NSW1_started] NEGRES CONSTRAINT NRM_QLD1_NSW1 started operating from 27 August 2024 11:35
Issued by Australian Energy Market Operator Ltd at 1135 hrs on 27 August 2024
ACTUAL NEGATIVE SETTLEMENT RESIDUES - QLD to NSW - 27 August 2024.
Electricity Market outcomes have resulted in the accumulation of negative settlement residues that have exceeded the allowable negative residue threshold for the QLD to NSW directional interconnector.
The negative residue constraint set NRM_QLD1_NSW1 commenced operating from 1135 hrs on 27 August 2024.
This constraint set contains an equation with the following interconnectors on the LHS:
N-Q-MNSP1
NSW1-QLD1
The RHS of the constraint equation may be adjusted to manage residues.
This is an AEMO autogenerated Market Notice.
Cancellation - Inter-Regional Transfer limit variation - Murraylink 27/08/2024
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
Inter-Regional Transfer limit variation - Murraylink 27/08/2024
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
Inter-regional transfer limit variation - Cherry Gardens - Torrens Island B 275kV Line - SA region - 26/08/2024
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
Inter-regional transfer limit variation -Redcliffs No 2 220 kV Bus - VIC region - 25/08/2024
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
Inter-regional transfer limit variation - Dumaresq SVC - NSW region - 22/08/2024
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
Inter-regional transfer limit variation - Kerang to Wemen 220kV line - VIC region - 20/08/2024
Inter-regional transfer limit variation - Kerang to Wemen 220kV line - VIC region - 20/08/2024
A planned outage of Kerang to Wemen 220kV line in the VIC region was scheduled from 0600 hrs 20/08/2024 to 1930 hrs 20/08/2024.
The outage has been completed and Kerang to Wemen 220kV line returned to service at 0925 hrs 20/08/2024
Constraint set revoked: V-KGWT
Manager NEM Real Time Operations
Inter-Regional Transfer limit variation - Murraylink
Inter-Regional Transfer limit variation - Murraylink
There has been an unplanned outage of the Murraylink interconnector.
The following constraint set was invoked at 2155 hrs 19/08/2024
I-MURRAYLINK
The constraint set contains the following interconnector on the left hand side.
V-S-MNSP1,VIC1-NSW1
Refer to AEMO Network Outage Scheduler (NOS) for further details.
Manager NEM Real Time Operations