Filter by category
Filter by Date
[EventId:202407031730_NRM_NSW1_VIC1_started] NEGRES CONSTRAINT NRM_NSW1_VIC1 started operating from 03 July 2024 17:30
Issued by Australian Energy Market Operator Ltd at 1730 hrs on 3 July 2024
ACTUAL NEGATIVE SETTLEMENT RESIDUES - NSW to VIC - 3 July 2024.
Electricity Market outcomes have resulted in the accumulation of negative settlement residues that have exceeded the allowable negative residue threshold for the NSW to VIC directional interconnector.
The negative residue constraint set NRM_NSW1_VIC1 commenced operating from 1730 hrs on 3 July 2024.
This constraint set contains an equation with the following interconnectors on the LHS:
VIC1-NSW1
The RHS of the constraint equation may be adjusted to manage residues.
This is an AEMO autogenerated Market Notice.
Non-credible contingency event - NSW region - 27/06/2024
Non-credible contingency event - NSW region - 27/06/2024
At 0845 hrs the Sydney West No.1 330 kV SVC tripped during switching for planned outage of Sydney West No.4 330/132 kV transformer.
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 - NSW region - 25/06/2024
Non-credible contingency event - NSW region - 25/06/2024
At 0901 hrs the Sydney West No.1 330 kV SVC tripped during switching for planned outage of Sydney West No.4 330/132 kV transformer.
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 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
STPASA - Cancellation of the Forecast Lack Of Reserve Level 2 (LOR2) in the NSW Region on 20/06/2024
The Forecast LOR2 condition in the NSW region advised in AEMO Electricity Market Notice No. 117049 is cancelled at 1600 hrs 18/06/2024.
No LOR2 condition is currently forecast in the STPASA period.
AEMO Operations
STPASA - Cancellation of the Forecast Lack Of Reserve Level 2 (LOR2) in the NSW Region on 21/06/2024
The Forecast LOR2 condition in the NSW region advised in AEMO Electricity Market Notice No. 117041 is cancelled at 1500 hrs 18/06/2024.
AEMO Operations
PDPASA - Cancellation of the Forecast Lack Of Reserve Level 2 (LOR2) in the NSW Region on 19/06/2024
The Forecast LOR2 condition in the NSW region advised in AEMO Electricity Market Notice No.117045 is cancelled at 1600 hrs 18/06/2024.
Manager NEM Real Time Operations
STPASA - Update of the Forecast Lack Of Reserve Level 2 (LOR2) in the NSW Region on 20/06/2024
The Forecast LOR2 condition in the NSW region for 20/06/2024 advised in AEMO Electricity Market Notice No. 117040 has been updated at 1500 hrs 18/06/2024 to the following:
From 1700 hrs to 2100 hrs 20/06/2024.
The forecast capacity reserve requirement is 1246 MW.
The minimum capacity reserve available is 1152 MW.
AEMO is seeking a market response.
AEMO has not yet estimated the latest time it would need to intervene through an AEMO intervention event.
AEMO Operations
PDPASA - Forecast Lack Of Reserve Level 2 (LOR2) in the NSW Region on 19/06/2024
AEMO declares a Forecast LOR2 condition under clause 4.8.4(b) of the National Electricity Rules for the NSW region for the following Period:
[1.] From 1730 hrs 19/06/2024 to 1930 hrs 19/06/2024.
The forecast capacity reserve requirement is 1052 MW.
The minimum capacity reserve available is 851 MW.
AEMO is seeking a market response.
AEMO has not yet estimated the latest time at which it would need to intervene through an AEMO intervention event.
Manager NEM Real Time Operations
Non-credible contingency event - VIC region - 18/06/2024
Non-credible contingency event - VIC region - 18/06/2024
At 0839 hrs the Glenrowan No1 66kV 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