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Inter-Regional Transfer limit variation - Murraylink power transfer limit reduction due to high temperature.
Inter-Regional Transfer limit variation - Murraylink power transfer limit reduction due to high temperature.
Murraylink power transfer limit has been reduced based on APA advice, consistent with the high ambient temperatures in the vicinity of Murraylink (Berri and Redcliffe).
Constraint sets I-SVML_165 and I-VSML_165 invoked from 1640 hrs.
The constraint set contains equations with the following interconnector on the LHS:
V-S-MNSP1
Refer to AEMO Network Outage Scheduler (NOS) for further details.
Manager NEM Real Time Operations
[EventId:202312041535_NRM_NSW1_VIC1_started] NEGRES CONSTRAINT NRM_NSW1_VIC1 started operating from 04 December 2023 15:35
Issued by Australian Energy Market Operator Ltd at 1535 hrs on 4 December 2023
ACTUAL NEGATIVE SETTLEMENT RESIDUES - NSW to VIC - 4 December 2023.
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 1535 hrs on 4 December 2023.
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:202312041530_NRM_NSW1_VIC1_stopped] NEGRES CONSTRAINT NRM_NSW1_VIC1 ceased operating from 04 December 2023 15:30
Issued by Australian Energy Market Operator Ltd at 1530 hrs on 4 December 2023
CANCELLATION - ACTUAL NEGATIVE SETTLEMENT RESIDUES - NSW to VIC - 4 December 2023.
Refer to market notice: 111996
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 1530 hrs on 4 December 2023.
This is an AEMO autogenerated Market Notice.
Update - Possible intervention to manage power system security in SA region
Update - Possible intervention to manage power system security in SA region
Refer AEMO Electricity Market Notice 111991
The synchronous generating units currently expected to be synchronised in SA from 0100 hrs 06/12/2023 will be inadequate to maintain a secure operating state in SA .
AEMO may need to intervene by issuing a direction requiring one or more SA synchronous generating unit(s) to operate or remain synchronised to maintain power system security in SA.
Manager NEM Real Time Operations
[EventId:202312041435_NRM_NSW1_VIC1_started] NEGRES CONSTRAINT NRM_NSW1_VIC1 started operating from 04 December 2023 14:35
Issued by Australian Energy Market Operator Ltd at 1435 hrs on 4 December 2023
ACTUAL NEGATIVE SETTLEMENT RESIDUES - NSW to VIC - 4 December 2023.
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 1435 hrs on 4 December 2023.
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.
Cancellation - AEMO Intervention Event - Intervention trading intervals - Direction SA region 03/12/2023
Cancellation - AEMO Intervention Event - Intervention trading intervals - Direction SA region 03/12/2023
Refer Market Notice 111957
The AEMO Intervention Event and all associated directions are cancelled from 1530 hrs 04/12/2023
Manager NEM Real Time Operations
Possible intervention to manage power system security in SA Region
Possible intervention to manage power system security in SA Region
The synchronous generating units currently expected to be synchronised in SA from 0750 hrs 05/12/2023 will be inadequate to maintain a secure operating state in SA.
AEMO may need to intervene by issuing a direction requiring one or more SA synchronous generating unit(s) to operate or remain synchronised to maintain power system security in SA.
Manager NEM Real Time Operations
[EventId:202312041130_NRM_NSW1_VIC1_stopped] NEGRES CONSTRAINT NRM_NSW1_VIC1 ceased operating from 04 December 2023 11:30
Issued by Australian Energy Market Operator Ltd at 1130 hrs on 4 December 2023
CANCELLATION - ACTUAL NEGATIVE SETTLEMENT RESIDUES - NSW to VIC - 4 December 2023.
Refer to market notice: 111988
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 1130 hrs on 4 December 2023.
This is an AEMO autogenerated Market Notice.
[EventId:202312041015_NRM_NSW1_VIC1_started] NEGRES CONSTRAINT NRM_NSW1_VIC1 started operating from 04 December 2023 10:15
Issued by Australian Energy Market Operator Ltd at 1015 hrs on 4 December 2023
ACTUAL NEGATIVE SETTLEMENT RESIDUES - NSW to VIC - 4 December 2023.
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 1015 hrs on 4 December 2023.
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.