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[EventId:202405031900_NRM_NSW1_VIC1_stopped] NEGRES CONSTRAINT NRM_NSW1_VIC1 ceased operating from 03 May 2024 19:00
Issued by Australian Energy Market Operator Ltd at 1900 hrs on 3 May 2024
CANCELLATION - ACTUAL NEGATIVE SETTLEMENT RESIDUES - NSW to VIC - 3 May 2024.
Refer to market notice: 116458
AEMO has ceased taking action to minimize the further accumulation of negative settlement residues on the NSW to VIC directional interconnector.
The negative residue constraint NRM_NSW1_VIC1 ceased operating at 1900 hrs on 3 May 2024.
This is an AEMO autogenerated Market Notice.
[EventId:202405031630_NRM_NSW1_VIC1_started] NEGRES CONSTRAINT NRM_NSW1_VIC1 started operating from 03 May 2024 16:30
Issued by Australian Energy Market Operator Ltd at 1630 hrs on 3 May 2024
ACTUAL NEGATIVE SETTLEMENT RESIDUES - NSW to VIC - 3 May 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 1630 hrs on 3 May 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.
[EventId:202405021900_NRM_NSW1_VIC1_stopped] NEGRES CONSTRAINT NRM_NSW1_VIC1 ceased operating from 02 May 2024 19:00
Issued by Australian Energy Market Operator Ltd at 1900 hrs on 2 May 2024
CANCELLATION - ACTUAL NEGATIVE SETTLEMENT RESIDUES - NSW to VIC - 2 May 2024.
Refer to market notice: 116442
AEMO has ceased taking action to minimize the further accumulation of negative settlement residues on the NSW to VIC directional interconnector.
The negative residue constraint NRM_NSW1_VIC1 ceased operating at 1900 hrs on 2 May 2024.
This is an AEMO autogenerated Market Notice.
[EventId:202405021730_NRM_NSW1_VIC1_started] NEGRES CONSTRAINT NRM_NSW1_VIC1 started operating from 02 May 2024 17:30
Issued by Australian Energy Market Operator Ltd at 1730 hrs on 2 May 2024
ACTUAL NEGATIVE SETTLEMENT RESIDUES - NSW to VIC - 2 May 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 2 May 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.
[EventId:202404301730_NRM_NSW1_VIC1_stopped] NEGRES CONSTRAINT NRM_NSW1_VIC1 ceased operating from 30 April 2024 17:30
Issued by Australian Energy Market Operator Ltd at 1730 hrs on 30 April 2024
CANCELLATION - ACTUAL NEGATIVE SETTLEMENT RESIDUES - NSW to VIC - 30 April 2024.
Refer to market notice: 116390
AEMO has ceased taking action to minimize the further accumulation of negative settlement residues on the NSW to VIC directional interconnector.
The negative residue constraint NRM_NSW1_VIC1 ceased operating at 1730 hrs on 30 April 2024.
This is an AEMO autogenerated Market Notice.
[EventId:202404301630_NRM_NSW1_VIC1_started] NEGRES CONSTRAINT NRM_NSW1_VIC1 started operating from 30 April 2024 16:30
Issued by Australian Energy Market Operator Ltd at 1630 hrs on 30 April 2024
ACTUAL NEGATIVE SETTLEMENT RESIDUES - NSW to VIC - 30 April 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 1630 hrs on 30 April 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 - 26/04/2024
Non-credible contingency event - NSW region - 26/04/2024
At 1112 hrs the Griffith to Darlington Point 132kV line (99K) and the Darlington Point BESS disconnected.
AEMO did not instruct load shedding.
AEMO observed 5 MW of electrical load lost.
The cause of this non credible contingency event is not known at this stage.
Manager NEM Real Time Operations
Non-credible contingency event - QLD region - 24/04/2024
Non-credible contingency event - QLD region - 24/04/2024
At 0855 hrs the Ross - Guybal Munjan 8916 275 kV line tripped at the Guybal Munjan 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 has been identified and AEMO is satisfied that another occurrence of this event is unlikely under the current circumstances.
Manager NEM Real Time Operations
Non-credible contingency event - VIC region - 23/04/2024
Non-credible contingency event - VIC region - 23/04/2024
At 1056 hrs the MOPS 11 Gen TX 2 Bus 500kV CB and the Dundonnell WF 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 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