Filter by category
Filter by Date
Update - Lightning vulnerable equipment in QLD region
Update - Lightning vulnerable equipment in QLD region
Special Reclassification of Transmission Equipment during lightning
Refer to AEMO Electricity Market Notice 115270.
At 1029 hrs 28/02/2024 the Tully - Cardwell No.7389 132 kV Line tripped and auto reclosed and Ross - Woree No. 8905 275 kV Line tripped and auto reclosed.
The cause of the trip was identified as due to lightning.
In accordance with SO_OP_3715, AEMO now considers these lines to be vulnerable due to lightning.
Manager NEM Real Time Operations
Cancellation of Actual (LOR1) condition in the NSW region - 29/02/2024
Cancellation of Actual (LOR1) condition in the NSW region - 29/02/2024
The Actual LOR1 Condition in the NSW Region advised in AEMO Electricity Market Notice No.115374 is cancelled at 1900 hrs 29/02/2024.
Manager NEM Real Time Operations
[EventId:202402291750_NRM_NSW1_VIC1_stopped] NEGRES CONSTRAINT NRM_NSW1_VIC1 ceased operating from 29 February 2024 17:50
Issued by Australian Energy Market Operator Ltd at 1750 hrs on 29 February 2024
CANCELLATION - ACTUAL NEGATIVE SETTLEMENT RESIDUES - NSW to VIC - 29 February 2024.
Refer to market notice: 115380
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 1750 hrs on 29 February 2024.
This is an AEMO autogenerated Market Notice.
[EventId:202402291640_NRM_NSW1_VIC1_started] NEGRES CONSTRAINT NRM_NSW1_VIC1 started operating from 29 February 2024 16:40
Issued by Australian Energy Market Operator Ltd at 1640 hrs on 29 February 2024
ACTUAL NEGATIVE SETTLEMENT RESIDUES - NSW to VIC - 29 February 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 1640 hrs on 29 February 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:202402291630_NRM_NSW1_VIC1_stopped] NEGRES CONSTRAINT NRM_NSW1_VIC1 ceased operating from 29 February 2024 16:30
Issued by Australian Energy Market Operator Ltd at 1630 hrs on 29 February 2024
CANCELLATION - ACTUAL NEGATIVE SETTLEMENT RESIDUES - NSW to VIC - 29 February 2024.
Refer to market notice: 115369
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 1630 hrs on 29 February 2024.
This is an AEMO autogenerated Market Notice.
Actual Lack Of Reserve Level 1 (LOR1) in the NSW region - 29/02/2024
Actual Lack Of Reserve Level 1 (LOR1) in the NSW region - 29/02/2024
An Actual LOR1 condition has been declared under clause 4.8.4(b) of the National Electricity Rules for the NSW region from 1600 hrs.
The Actual LOR1 condition is forecast to exist until 1830 hrs.
The forecast capacity reserve requirement is 1370 MW.
The minimum capacity reserve available is 1001 MW.
Manager NEM Real Time Operations
Cancellation of Actual (LOR1) condition in the NSW region - 29/02/2024
Cancellation of Actual (LOR1) condition in the NSW region - 29/02/2024
The Actual LOR1 Condition in the NSW Region advised in AEMO Electricity Market Notice No.115370 is cancelled at 1545 hrs 29/02/2024.
Manager NEM Real Time Operations
Actual Lack Of Reserve Level 1 (LOR1) in the NSW region - 29/02/2024
Actual Lack Of Reserve Level 1 (LOR1) in the NSW region - 29/02/2024
An Actual LOR1 condition has been declared under clause 4.8.4(b) of the National Electricity Rules for the NSW region from 1500 hrs.
The Actual LOR1 condition is forecast to exist until 1830 hrs
The capacity reserve requirement is 1360 MW
The minimum capacity reserve available is 1066 MW
Manager NEM Real Time Operations
[EventId:202402291440_NRM_NSW1_VIC1_started] NEGRES CONSTRAINT NRM_NSW1_VIC1 started operating from 29 February 2024 14:40
Issued by Australian Energy Market Operator Ltd at 1440 hrs on 29 February 2024
ACTUAL NEGATIVE SETTLEMENT RESIDUES - NSW to VIC - 29 February 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 1440 hrs on 29 February 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.