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115424INTER-REGIONAL TRANSFER01/03/2024 05:37:17 PM
Cancellation - Inter-regional transfer limit variation - constraint automation to manage Power System Security in NSW region - 29/12/2023
AEMO ELECTRICITY MARKET NOTICE
Cancellation - Inter-regional transfer limit variation - constraint automation to manage Power System Security in NSW region - 29/12/2023
Refer AEMO Electricity Market Notice 115398.
Constraint set CA_BRIS_54F2D1C0 revoked 1710 hrs.
This constraint set contains equations with the following interconnector on the LHS;
VIC1-NSW1
Manager NEM Real Time Operations
Cancellation - Inter-regional transfer limit variation - constraint automation to manage Power System Security in NSW region - 29/12/2023
Refer AEMO Electricity Market Notice 115398.
Constraint set CA_BRIS_54F2D1C0 revoked 1710 hrs.
This constraint set contains equations with the following interconnector on the LHS;
VIC1-NSW1
Manager NEM Real Time Operations
115419INTER-REGIONAL TRANSFER01/03/2024 04:22:02 PM
Inter-regional transfer limit variation - Para - Roseworthy 132 kV Line - SA region - 01/03/2024
AEMO ELECTRICITY MARKET NOTICE
Inter-regional transfer limit variation - Para - Roseworthy 132 kV Line - SA region - 01/03/2024
At 1515 hrs 01/03/2024 there was a short notice outage of Para - Roseworthy 132 kV Line.
The following constraint set was invoked at 1530 hrs 01/03/2024
S-PARS
This constraint set 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
Inter-regional transfer limit variation - Para - Roseworthy 132 kV Line - SA region - 01/03/2024
At 1515 hrs 01/03/2024 there was a short notice outage of Para - Roseworthy 132 kV Line.
The following constraint set was invoked at 1530 hrs 01/03/2024
S-PARS
This constraint set 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
115413GENERAL NOTICE01/03/2024 02:45:46 PM
Update - Lightning vulnerable equipment in QLD region
AEMO ELECTRICITY MARKET NOTICE.
Update - Lightning vulnerable equipment in QLD region
Special Reclassification of Transmission Equipment during lightning
Refer to AEMO Electricity Market Notice 115270.
At 1029 hrs 28/02/2024 the Tully - Cardwell No.7389 132 kV Line tripped and auto reclosed and Ross - Woree No. 8905 275 kV Line tripped and auto reclosed.
The cause of the trip was identified as due to lightning.
In accordance with SO_OP_3715, AEMO now considers these lines to be vulnerable due to lightning.
Manager NEM Real Time Operations
Update - Lightning vulnerable equipment in QLD region
Special Reclassification of Transmission Equipment during lightning
Refer to AEMO Electricity Market Notice 115270.
At 1029 hrs 28/02/2024 the Tully - Cardwell No.7389 132 kV Line tripped and auto reclosed and Ross - Woree No. 8905 275 kV Line tripped and auto reclosed.
The cause of the trip was identified as due to lightning.
In accordance with SO_OP_3715, AEMO now considers these lines to be vulnerable due to lightning.
Manager NEM Real Time Operations
115408INTER-REGIONAL TRANSFER01/03/2024 08:15:32 AM
Inter-regional transfer limit variation - Mt Piper 500/330 kV TIE1 Transformer - NSW region - 01/03/2024
AEMO ELECTRICITY MARKET NOTICE
Inter-regional transfer limit variation - Mt Piper 500/330 kV TIE1 Transformer - NSW region - 01/03/2024
At 0747 hrs 01/03/2024 there was an unplanned outage of Mt Piper 500/330 kV TIE1 Transformer.
Constraint set(s) invoked: N-MPTX
The following constraint set(s) invoked at 0755 hrs 01/03/2024
N-MPTX
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 - Mt Piper 500/330 kV TIE1 Transformer - NSW region - 01/03/2024
At 0747 hrs 01/03/2024 there was an unplanned outage of Mt Piper 500/330 kV TIE1 Transformer.
Constraint set(s) invoked: N-MPTX
The following constraint set(s) invoked at 0755 hrs 01/03/2024
N-MPTX
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