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Cancellation - Inter-regional transfer limit variation - to manage Power System Security in NSW region - 28/11/2024
Refer AEMO Electricity Market Notice 121142
Constraint set I-QN_1000 was invoked from 0955 hrs until 1230 hrs 28/11/2024.
This constraint set contains equations with the following interconnector on the LHS;
NSW1-QLD1
Manager NEM Real Time Operations
Inter-regional transfer limit variation - to manage Power System Security in NSW region - 28/11/2024
In order to maintain the power system in a secure operating state in the NSW region, AEMO has invoked the following constraint set I-QN_1000 from 0955 hrs until further notice.
This constraint set contains equations with the following interconnector on the LHS;
NSW1-QLD1
Manager NEM Real Time Operations
Cancellation of Actual (LOR2) condition in the NSW region - 27/11/2024
Cancellation of Actual (LOR2) condition in the NSW region - 27/11/2024
The Actual LOR2 Condition in the NSW Region advised in AEMO Electricity Market Notice No.121101 is cancelled at 1645 hrs 27/11/2024.
Manager NEM Real Time Operations
Actual Lack Of Reserve Level 2 (LOR2) in the NSW region - 27/11/2024
Actual Lack Of Reserve Level 2 (LOR2) in the NSW region - 27/11/2024
An Actual LOR2 condition has been declared under clause 4.8.4(b) of the National Electricity Rules for the NSW region from 1530 hrs.
The Actual LOR2 condition is forecast to exist until 1700 hrs.
The capacity reserve required is 685 MW
The minimum reserve available is 412 MW
AEMO is seeking an immediate market response.
Manager NEM Real Time Operations
Non-credible contingency event - NSW region - 26/11/2024
Non-credible contingency event - NSW region - 26/11/2024
At 1637 hrs Uranquinty Unit 12 tripped and at 1639 hrs Uranquinty Units 11 and 13 tripped.
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
INC0138597 - RESOLVED - EMMS
SERVICE INTERRUPTION - SERVICE RESTORED
The Electricity Market Management System service has been restored.
For further enquiries please contact the AEMO Support Hub
Phone: 1300 236 600
Email: supporthub@aemo.com.au
AEMO IT Duty Manager
INC0138597 - ALERT - EMMS
AEMO is experiencing a service interruption relating to the Electricity Market Management System service.
AEMO is working on the issue and will provide updates as more information becomes available.
For further enquiries please contact the AEMO Support Hub
Phone: 1300 236 600
Email: supporthub@aemo.com.au
AEMO IT Duty Manager
Inter-Regional Transfer limit variation - Murraylink
Inter-Regional Transfer limit variation - Murraylink
There has been an unplanned outage of Murraylink.
The following constraint set was invoked at 1405 hrs 25/11/2024
I-ML_ZERO
The constraint set contains the following interconnector on the left hand side.
V-S-MNSP1
Refer to AEMO Network Outage Scheduler (NOS) for further details.
Manager NEM Real Time Operations
Inter-regional transfer limit variation - Directlink - NSW region - 22/11/2024
Inter-regional transfer limit variation - Directlink - NSW region - 22/11/2024
At 1911 hrs 22/11/2024 there was an unplanned outage of the No.2 leg of Directlink.
The following constraint set(s) invoked at 1920 hrs 22/11/2024
N-X_MBTE_2
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