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112893INTER-REGIONAL TRANSFER29/12/2023 05:27:51 PM
Inter-regional transfer limit variation - constraint automation to manage Power System Security in QLD region - 29/12/2023
AEMO ELECTRICITY MARKET NOTICE
Inter-regional transfer limit variation - constraint automation to manage Power System Security in QLD region - 29/12/2023
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 1650 hrs until further notice.
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 - 29/12/2023
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 1650 hrs until further notice.
This constraint set contains equations with the following interconnector on the LHS;
N-Q-MNSP1
Manager NEM Real Time Operations
112860INTER-REGIONAL TRANSFER29/12/2023 04:03:53 AM
Inter-regional transfer limit variation - Para No.1 and No.2 275 kV SVC - SA region - 29/12/2023
AEMO ELECTRICITY MARKET NOTICE
Inter-regional transfer limit variation -Para No.1 and No.2 275 kV SVC - SA region - 29/12/2023
At 0355 hrs 29/12/2023 there was a short notice outage of Para No.1 and No.2 275 kV SVC.
The following constraint set(s) invoked at 0355 hrs 29/12/2023
S-X_PA_VC_2
This constraint set(s) contains equations with the following interconnectors on the LHS.
V-SA,V-S-MNSP1
Refer to the AEMO Network Outage Scheduler for further information.
Manager NEM Real Time Operations
Inter-regional transfer limit variation -Para No.1 and No.2 275 kV SVC - SA region - 29/12/2023
At 0355 hrs 29/12/2023 there was a short notice outage of Para No.1 and No.2 275 kV SVC.
The following constraint set(s) invoked at 0355 hrs 29/12/2023
S-X_PA_VC_2
This constraint set(s) contains equations with the following interconnectors on the LHS.
V-SA,V-S-MNSP1
Refer to the AEMO Network Outage Scheduler for further information.
Manager NEM Real Time Operations
112859INTER-REGIONAL TRANSFER29/12/2023 01:58:35 AM
Inter-regional transfer limit variation - Para No.1 275 kV SVC - SA region - 29/12/2023
AEMO ELECTRICITY MARKET NOTICE
Inter-regional transfer limit variation -Para No.1 275 kV SV - SA region - 29/12/2023
At 0145 hrs 29/12/2023 there was a short notice outage of Para No.1 275 kV SVC.
The following constraint set(s) invoked at 0145 hrs 29/12/2023
S-PA_VC1
This constraint set(s) contains equations with the following interconnectors on the LHS.
V-SA,V-S-MNSP1
Refer to the AEMO Network Outage Scheduler for further information.
Manager NEM Real Time Operations
Inter-regional transfer limit variation -Para No.1 275 kV SV - SA region - 29/12/2023
At 0145 hrs 29/12/2023 there was a short notice outage of Para No.1 275 kV SVC.
The following constraint set(s) invoked at 0145 hrs 29/12/2023
S-PA_VC1
This constraint set(s) contains equations with the following interconnectors on the LHS.
V-SA,V-S-MNSP1
Refer to the AEMO Network Outage Scheduler for further information.
Manager NEM Real Time Operations
112858INTER-REGIONAL TRANSFER28/12/2023 09:43:00 PM
Inter-regional transfer limit variation - Blyth West - Munno Para 275 kV line - SA region - 28/12/2023
AEMO ELECTRICITY MARKET NOTICE
Inter-regional transfer limit variation - Blyth West - Munno Para 275 kV line - SA region - 28/12/2023
At 2115 hrs 28/12/2023 there was an unplanned outage of the Blyth West - Munno Para 275 kV line.
The following constraint set(s) invoked at 2125 hrs 28/12/2023
S-BWMP
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
Inter-regional transfer limit variation - Blyth West - Munno Para 275 kV line - SA region - 28/12/2023
At 2115 hrs 28/12/2023 there was an unplanned outage of the Blyth West - Munno Para 275 kV line.
The following constraint set(s) invoked at 2125 hrs 28/12/2023
S-BWMP
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
112854INTER-REGIONAL TRANSFER28/12/2023 07:32:53 PM
Inter-regional transfer limit variation - Hummocks - Waterloo 132 kV line - SA region - 28/12/2023
AEMO ELECTRICITY MARKET NOTICE
Inter-regional transfer limit variation - Hummocks - Waterloo 132 kV line - SA region - 28/12/2023
At 1913 hrs 28/12/2023 there was an unplanned outage of the Hummocks - Waterloo 132 kV line.
The following constraint set(s) invoked at 1925 hrs 28/12/2023
S-HUWT
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
Inter-regional transfer limit variation - Hummocks - Waterloo 132 kV line - SA region - 28/12/2023
At 1913 hrs 28/12/2023 there was an unplanned outage of the Hummocks - Waterloo 132 kV line.
The following constraint set(s) invoked at 1925 hrs 28/12/2023
S-HUWT
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
112853INTER-REGIONAL TRANSFER28/12/2023 07:07:21 PM
Cancellation - Inter-regional transfer limit variation - constraint automation to manage Power System Security in QLD region - 28/12/2023
AEMO ELECTRICITY MARKET NOTICE
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
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
112852INTER-REGIONAL TRANSFER28/12/2023 06:44:09 PM
Inter-regional transfer limit variation - constraint automation to manage Power System Security in QLD region - 28/12/2023
AEMO ELECTRICITY MARKET NOTICE
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 - 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
112793POWER SYSTEM EVENTS27/12/2023 12:04:43 AM
Non-credible contingency event - QLD region - 26/12/2023
AEMO ELECTRICITY MARKET NOTICE.
Non-credible contingency event - QLD region - 26/12/2023
At 2345 hrs the Strathmore Clare South 7208 and the Strathmore Clare South Tee King Creek 7128 132kV lines tripped.
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
Non-credible contingency event - QLD region - 26/12/2023
At 2345 hrs the Strathmore Clare South 7208 and the Strathmore Clare South Tee King Creek 7128 132kV lines tripped.
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
112784INTER-REGIONAL TRANSFER26/12/2023 07:10:58 PM
Inter-regional transfer limit variation - Pelican Point Circuit Breaker 8093 - SA region - 26/12/2023
AEMO ELECTRICITY MARKET NOTICE
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 - 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