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Non-credible contingency event - VIC region - 28/08/2024
Non-credible contingency event - VIC region - 28/08/2024
At 0001 hrs the APD No1 Potline and the APD No 2 Potline tripped.
AEMO did not instruct load shedding.
The cause of this non credible contingency event is not known at this stage.
Manager NEM Real Time Operations
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
Update - Non-credible contingency event - TAS region - 25/08/2024
Update - Non-credible contingency event - TAS region - 25/08/2024
Refer AEMO Electricity Market Notice 117782
At 1023 hrs the New Norfolk A 110kV Bus was returned to service.
The cause of this non-credible contingency event has been identified and AEMO is satisfied that another occurrence of this event is unlikely under the current circumstances.
AEMO will not reclassify this event as a credible contingency event.
Manager NEM Real Time Operations
Non-credible contingency event - TAS region - 25/08/2024
Non-credible contingency event - TAS region - 25/08/2024
At 0850 hrs the New Norfolk A 110kV Bus 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
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
NON-CONFORMANCE Region NSW1 Saturday, 24 August 2024
NON-CONFORMANCE NSW1 Region Saturday, 24 August 2024
AEMO has declared the following unit as non-conforming under clause 3.8.23 of the National Electricity Rules:
Unit: WYASF1
Duration: 24/08/2024 11:10 to 24/08/2024 11:20
Amount: 43 MW
Constraint: NC-N_WYASF1
Auto-generated on behalf of Manager NEM Real Time Operations
NON-CONFORMANCE Region NSW1 Friday, 23 August 2024
NON-CONFORMANCE NSW1 Region Friday, 23 August 2024
AEMO has declared the following units comprising an Aggregate Dispatch Group as non-conforming under clause 3.8.23 of the National Electricity Rules:
Units: CAPBES1G, CAPBES1L
Aggregate Dispatch Group: CBESS_ADG1
Duration: 23/08/2024 04:35 to 23/08/2024 05:00
Amount: 13 MW
Constraint: NC-N_CBESS_ADG1
Auto-generated on behalf of Manager NEM Real Time Operations