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Inter-regional transfer limit variation - constraint automation to manage Power System Security in NSW region - 29/02/2024
Inter-regional transfer limit variation - constraint automation to manage Power System Security in NSW region - 29/02/2024
In order to maintain the power system in a secure operating state in the NSW region, AEMO has invoked automated constraint set CA-BRIS_54F2ABFD_1 from 1610 hrs until further notice.
This constraint set contains equations with the following interconnector on the LHS;
VIC1-NSW1
Manager NEM Real Time Operations
Cancellation of Actual (LOR1) condition in the NSW region - 29/02/2024
Cancellation of Actual (LOR1) condition in the NSW region - 29/02/2024
The Actual LOR1 Condition in the NSW Region advised in AEMO Electricity Market Notice No.115370 is cancelled at 1545 hrs 29/02/2024.
Manager NEM Real Time Operations
Actual Lack Of Reserve Level 1 (LOR1) in the NSW region - 29/02/2024
Actual Lack Of Reserve Level 1 (LOR1) in the NSW region - 29/02/2024
An Actual LOR1 condition has been declared under clause 4.8.4(b) of the National Electricity Rules for the NSW region from 1500 hrs.
The Actual LOR1 condition is forecast to exist until 1830 hrs
The capacity reserve requirement is 1360 MW
The minimum capacity reserve available is 1066 MW
Manager NEM Real Time Operations
Inter-regional transfer limit variation - 275kV South Pine SVC - QLD region - 28/02/2024
Inter-regional transfer limit variation -275kV South Pine SVC - QLD region - 28/02/2024
At 1425 hrs 28/02/2024 there was an unplanned outage of 275kV South Pine SVC.
Constraint set Q-SP_VC invoked from 1435 hrs.
The constraint set contains equations with the following interconnector 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 - constraint automation to manage Power System Security in VIC region - 28/02/2024
Inter-regional transfer limit variation - constraint automation to manage Power System Security in VIC region - 28/02/2024
In order to maintain the power system in a secure operating state in the VIC region, AEMO has invoked automated constraint set CA_SYDS_54F10C1F from 1035 hrs until further notice.
This constraint set contains equations with the following interconnector on the LHS;
V-S_MNSP1
V-SA
VIC1-NSW1
Refer to AEMO Network Outage Scheduler (NOS) for further information.
Manager NEM Real Time Operations
Cancellation of Actual (LOR1) condition in the QLD region - 26/02/2024
Cancellation of Actual (LOR1) condition in the QLD region - 26/02/2024
The Actual LOR1 Condition in the QLD Region advised in AEMO Electricity Market Notice No. 115160 is cancelled at 1940 hrs 26/02/2024.
Manager NEM Real Time Operations
Actual Lack Of Reserve Level 1 (LOR1) in the QLD region - 26/02/2024
Actual Lack Of Reserve Level 1 (LOR1) in the QLD region - 26/02/2024
An Actual LOR1 condition has been declared under clause 4.8.4(b) of the National Electricity Rules for the QLD region from 1730 hrs.
The Actual LOR1 condition is forecast to exist until 2030 hrs
The capacity reserve requirement is 922 MW
The minimum capacity reserve available is 706 MW
Manager NEM Real Time Operations
NEM Local Temperature Alerts for SA, VIC from 26 Feb 2024 to 01 Mar 2024
AEMO's weather service provider has issued forecast temperatures equal to or greater than the NEM Local Temperature Alert Levels for listed weather stations below.
SA
Port Augusta Ap (39+ Deg C): 27th Feb, 28th Feb
VIC
Mildura Ap (39+ Deg C): 28th Feb
The NEM Local Temperature Alert Levels are:
Launceston Ti Tree Bend: 33 Deg C, Dalby Airport: 37 Deg C, for all other selected weather stations: 39 Deg C.
AEMO requests Market Participants to:
1. review the weather forecast in the local area where their generating units / MNSP converter stations are located and,
2. if required, update the available capacity in their dispatch offers or availability submissions consistent with the forecast temperatures.
Further information is available at:
https://aemo.com.au/energy-systems/electricity/national-electricity-market-nem/nem-forecasting-and-planning/forecasting-and-reliability/projected-assessment-of-system-adequacy/nem-local-temperature-alerts
AEMO Operations Planning
Inter-regional transfer limit variation - Moorabool Sydenham No1 500 kV line - Vic region - 25/02/2024
At 1929 hrs 25/02/2024 in the Victoria region the Moorabool Sydenham No1 500 kV line returned to service on temporary towers.
The Moorabool Sydenham No2 500 kV line remains out of service
Constraint set changes.
Invoked:
V-MLSY_NOEMTT_R
Revoked:
V-X_MLSY_MLTS_TIE
This constraint set(s) contains equations with the following interconnectors on the LHS.
T-V-MNSP1
V-SA
V-S-MNSP1
VIC1- NSW1
Refer Market Notices 114577, 114768, 114686 and 114770
Refer to the AEMO Network Outage Scheduler for further information.
Manager NEM Real Time Operations