Filter by category
Filter by Date
Inter-regional transfer limit variation - constraint automation to manage Power System Security in SA region - 15/03/2024
Inter-regional transfer limit variation - constraint automation to manage Power System Security in SA region - 15/03/2024
In order to maintain the power system in a secure operating state in the SA region, AEMO has invoked the following automated constraint sets.
CA_SYDS_5505D0BC from 04:40 hrs to 05:10 hrs
CA_SYDS_5505D516 from 04:55 hrs to 05:10 hrs
These constraint sets contains equations with the following interconnector on the LHS;
V-S-MNSP1,V-SA
Refer to the AEMO Network Outage Scheduler for further information.
Manager NEM Real Time Operations
Inter-regional transfer limit variation - Robertstown - Tungkillo No. 1 275 kV Line - SA region - 14/03/2024
Inter-regional transfer limit variation - Robertstown - Tungkillo No. 1 275 kV Line - SA region - 14/03/2024
At 2307 hrs 14/03/2024 there was an unplanned outage of Robertstown - Tungkillo No. 1 275 kV Line.
The following constraint set(s) invoked at 2315 hrs 14/03/2024
S-RBTU
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
Non-credible contingency event - SA region - 14/03/2024
Non-credible contingency event - SA region - 14/03/2024
At 2307 hrs the Tungkillo - Robertstown No. 1 275 kV Line and the Tungkillo East 275 kV 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 - Lismore 132kV SVC - NSW region - 14/03/2024
Inter-regional transfer limit variation - Lismore 132kV SVC - NSW region - 14/03/2024
At 0800 hrs 14/03/2024 there was a short notice outage of Lismore 132kV SVC.
The following constraint set(s) invoked at 0800 hrs 14/03/2024
N-LS_VC1
This constraint set(s) contains equations with the following interconnectors on the LHS.
N-Q-MNSP1,NSW1-QLD1
Refer to the AEMO Network Outage Scheduler for further information.
Manager NEM Real Time Operations
Non-credible contingency event - QLD region - 12/03/2024
Non-credible contingency event - QLD region - 12/03/2024
At 0249 hrs the Strathmore - Clare South No 7208 132KV Line opened at Strathmore end only.
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-CONFORMANCE Region NSW1 Saturday, 9 March 2024
NON-CONFORMANCE NSW1 Region Saturday, 9 March 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: DPNTBG1, DPNTBL1
Aggregate Dispatch Group: DPNTBESS_ADG1
Duration: 09/03/2024 14:10 to 09/03/2024 14:20
Amount: 22 MW
Constraint: NC-N_DPNTBESS_ADG1
Auto-generated on behalf of Manager NEM Real Time Operations
Inter-regional transfer limit variation - South Pine SVC - QLD region - 08/03/2024
Inter-regional transfer limit variation - South Pine SVC - QLD region - 08/03/2024
At 1605 hrs 08/03/2024 there was an unplanned outage of South Pine SVC.
The following constraint set(s) invoked at 1610 hrs 08/03/2024
Q-SP_VC
This constraint set(s) contains equations with the following interconnectors on the LHS.
NSW1-QLD1,N-Q-MNSP1
Refer to the AEMO Network Outage Scheduler for further information.
Manager NEM Real Time Operations
Inter-regional transfer limit variation - Moorabool Sydenham No2 500 kV line - Vic region - 06/03/2024
At 1210 hrs 06/03/2024 in the Victoria region, the Moorabool Sydenham No2 500 kV line returned to service on temporary towers.
Constraint set changes.
Revoked:
V-MLSY_NOEMTT_R
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, 114770 and 115120.
Refer to the AEMO Network Outage Scheduler for further information.
Manager NEM Real Time Operations
NON-CONFORMANCE Region VIC1 Saturday, 2 March 2024
NON-CONFORMANCE VIC1 Region Saturday, 2 March 2024
AEMO has declared the following unit as non-conforming under clause 3.8.23 of the National Electricity Rules:
Unit: GLRWNSF1
Duration: 02/03/2024 13:45 to 02/03/2024 13:55
Amount: 110 MW
Constraint: NC-V_GLRWNSF1
Auto-generated on behalf of Manager NEM Real Time Operations