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[EventId:202402071330_NRM_NSW1_VIC1_stopped] NEGRES CONSTRAINT NRM_NSW1_VIC1 ceased operating from 07 February 2024 13:30
Issued by Australian Energy Market Operator Ltd at 1330 hrs on 7 February 2024
CANCELLATION - ACTUAL NEGATIVE SETTLEMENT RESIDUES - NSW to VIC - 7 February 2024.
Refer to market notice: 114412
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 1330 hrs on 7 February 2024.
This is an AEMO autogenerated Market Notice.
[EventId:202402070835_NRM_NSW1_VIC1_started] NEGRES CONSTRAINT NRM_NSW1_VIC1 started operating from 07 February 2024 08:35
Issued by Australian Energy Market Operator Ltd at 0835 hrs on 7 February 2024
ACTUAL NEGATIVE SETTLEMENT RESIDUES - NSW to VIC - 7 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 0835 hrs on 7 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.
Inter-regional transfer limit variation - Greenbank 275kV SVC - QLD region - 06/02/2024
Inter-regional transfer limit variation - Greenbank 275kV SVC - QLD region - 06/02/2024
At 2102 hrs 06/02/2024 there was an unplanned outage of the Greenbank 275kV SVC
The following constraint set(s) invoked at 2110 hrs 06/02/2024
Q-GB_VC
This constraint set(s) contains equations with the following interconnectors on the LHS.
NSW1-QLD1,N-Q-MNSP1
Refer to the AEMO Network Outage Scheduler for further information.
Manager NEM Real Time Operations
Update - Direction - SA Region - 04/02/2024
Update - Direction - SA Region - 04/02/2024
Refer Market Notice 114245
The AEMO intervention event that commenced from interval ending 1635hrs on 04/02/2024 is continuing.
AEMO may issue or revoke additional directions in order to meet the current requirement, unless sufficient market response is provided. A further market notice will be issued when all directions related to this requirement have been cancelled.
Manager NEM Real Time Operations
[EventId:202402051920_NRM_QLD1_NSW1_stopped] NEGRES CONSTRAINT NRM_QLD1_NSW1 ceased operating from 05 February 2024 19:20
Issued by Australian Energy Market Operator Ltd at 1920 hrs on 5 February 2024
CANCELLATION - ACTUAL NEGATIVE SETTLEMENT RESIDUES - QLD to NSW - 5 February 2024.
Refer to market notice: 114336
AEMO has ceased taking action to minimize the further accumulation of negative settlement residues on the QLD to NSW directional interconnector.
The negative residue constraint NRM_QLD1_NSW1 ceased operating at 1920 hrs on 5 February 2024.
This is an AEMO autogenerated Market Notice.
[EventId:202402051835_NRM_QLD1_NSW1_started] NEGRES CONSTRAINT NRM_QLD1_NSW1 started operating from 05 February 2024 18:35
Issued by Australian Energy Market Operator Ltd at 1835 hrs on 5 February 2024
ACTUAL NEGATIVE SETTLEMENT RESIDUES - QLD to NSW - 5 February 2024.
Electricity Market outcomes have resulted in the accumulation of negative settlement residues that have exceeded the allowable negative residue threshold for the QLD to NSW directional interconnector.
The negative residue constraint set NRM_QLD1_NSW1 commenced operating from 1835 hrs on 5 February 2024.
This constraint set contains an equation with the following interconnectors on the LHS:
N-Q-MNSP1
NSW1-QLD1
The RHS of the constraint equation may be adjusted to manage residues.
This is an AEMO autogenerated Market Notice.
Update - Direction - SA Region - 04/02/2024
Update - Direction - SA Region - 04/02/2024
Refer Market Notice 114245
The AEMO intervention event that commenced from interval ending 1635hrs on 04/02/2024 is continuing.
AEMO may issue or revoke additional directions in order to meet the current requirement, unless sufficient market response is provided. A further market notice will be issued when all directions related to this requirement have been cancelled.
Manager NEM Real Time Operations
Direction - SA region 04/02/2024
Direction - SA region 04/02/2024
In accordance with section 116 of the National Electricity Law, AEMO has issued a direction to a participant in the SA region. For the purposes of the National Electricity Rules this is a direction under clause 4.8.9(a).
The direction was necessary to maintain the power system in a secure operating state.
AEMO may issue or revoke additional directions in order to meet the current requirement, unless sufficient market response is provided. A further market notice will be issued when all directions related to this requirement have been cancelled.
The issue of the direction commences an AEMO intervention event. AEMO declares all trading intervals during the event to be intervention trading intervals, commencing from the interval ending 1635 hrs on 04/02/2024.
Intervention pricing does not apply to this AEMO intervention event.
Manager NEM Real Time Operations
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 114197
The synchronous generating units currently expected to be synchronised in SA from 0000 hrs 05/02/2024 will be inadequate to maintain a secure operating state in SA .
AEMO estimates that, in the absence of sufficient market response by 1630 hrs 04/02/2024, 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