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Reclassification of a Non-Credible Contingency Event: Ross - Tully South - Woree No.8905 275 kV line line and Cardwell - Tully No.7389 132kV line line in QLD1 due to Lightning.
Reclassification of a Non-Credible Contingency Event as a Credible Contingency Event due to Lightning. AEMO considers the simultaneous trip of the following circuits to now be more likely and reasonably possible. Accordingly AEMO has reclassified it as a credible contingency event.
Region: QLD1
Lines: Ross - Tully South - Woree No.8905 275 kV line and Cardwell - Tully No.7389 132kV line
Duration: 29/11/2024 13:16 until further notice
Constraint set(s) invoked:
NONE
Auto-generated on behalf of Manager NEM Real Time Operations
[EventId:202411291300_NRM_NSW1_VIC1_started] NEGRES CONSTRAINT NRM_NSW1_VIC1 started operating from 29 November 2024 13:00
Issued by Australian Energy Market Operator Ltd at 1300 hrs on 29 November 2024
ACTUAL NEGATIVE SETTLEMENT RESIDUES - NSW to VIC - 29 November 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 1300 hrs on 29 November 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:202411291230_NRM_NSW1_VIC1_stopped] NEGRES CONSTRAINT NRM_NSW1_VIC1 ceased operating from 29 November 2024 12:30
Issued by Australian Energy Market Operator Ltd at 1230 hrs on 29 November 2024
CANCELLATION - ACTUAL NEGATIVE SETTLEMENT RESIDUES - NSW to VIC - 29 November 2024.
Refer to market notice: 121233
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 1230 hrs on 29 November 2024.
This is an AEMO autogenerated Market Notice.
[EventId:202411291035_NRM_NSW1_VIC1_started] NEGRES CONSTRAINT NRM_NSW1_VIC1 started operating from 29 November 2024 10:35
Issued by Australian Energy Market Operator Ltd at 1035 hrs on 29 November 2024
ACTUAL NEGATIVE SETTLEMENT RESIDUES - NSW to VIC - 29 November 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 1035 hrs on 29 November 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:202411290930_NRM_NSW1_VIC1_stopped] NEGRES CONSTRAINT NRM_NSW1_VIC1 ceased operating from 29 November 2024 09:30
Issued by Australian Energy Market Operator Ltd at 0930 hrs on 29 November 2024
CANCELLATION - ACTUAL NEGATIVE SETTLEMENT RESIDUES - NSW to VIC - 29 November 2024.
Refer to market notice: 121223
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 0930 hrs on 29 November 2024.
This is an AEMO autogenerated Market Notice.
[EventId:202411290655_NRM_NSW1_VIC1_started] NEGRES CONSTRAINT NRM_NSW1_VIC1 started operating from 29 November 2024 06:55
Issued by Australian Energy Market Operator Ltd at 0655 hrs on 29 November 2024
ACTUAL NEGATIVE SETTLEMENT RESIDUES - NSW to VIC - 29 November 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 0655 hrs on 29 November 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.
PDPASA - Cancellation of the Forecast Lack Of Reserve Level 1 (LOR1) in the NSW Region [beginning] on 29/11/2024
The Forecast LOR1 condition in the NSW region advised in AEMO Electricity Market Notice No. 121217 is cancelled at 0525 hrs 29/11/2024.
Manager NEM Real Time Operations
PDPASA - Update of the Forecast Lack Of Reserve Level 1 (LOR1) in the NSW Region on 29/11/2024
The Forecast LOR1 condition in the NSW region advised in AEMO Electricity Market Notice No. 121216 has been updated at 0500 hrs to the following:
[1.] From 1430 hrs 29/11/2024 to 1500 hrs 29/11/2024.
The forecast capacity reserve requirement is 1430 MW.
The minimum capacity reserve available is 1428 MW.
Manager NEM Real Time Operations
PDPASA - Update of the Forecast Lack Of Reserve Level 1 (LOR1) in the NSW Region on 29/11/2024
The Forecast LOR1 condition in the NSW region advised in AEMO Electricity Market Notice No. 121215 has been updated at 2330 hrs to the following:
[1.] From 0800 hrs 29/11/2024 to 0930 hrs 29/11/2024.
The forecast capacity reserve requirement is 1430 MW.
The minimum capacity reserve available is 1387 MW.
[2.] From 1430 hrs 29/11/2024 to 1700 hrs 29/11/2024.
The forecast capacity reserve requirement is 1430 MW.
The minimum capacity reserve available is 1286 MW.
Manager NEM Real Time Operations