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[EventId:202410031000_NRM_NSW1_VIC1_stopped] NEGRES CONSTRAINT NRM_NSW1_VIC1 ceased operating from 03 October 2024 10:00
Issued by Australian Energy Market Operator Ltd at 1000 hrs on 3 October 2024
CANCELLATION - ACTUAL NEGATIVE SETTLEMENT RESIDUES - NSW to VIC - 3 October 2024.
Refer to market notice: 118570
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 1000 hrs on 3 October 2024.
This is an AEMO autogenerated Market Notice.
Inter-regional transfer limit variation - Bannaby -Sydney West 39 330 kV line - NSW region - 03/10/2024
Inter-regional transfer limit variation - Bannaby -Sydney West 39 330 kV line- NSW region - 03/10/2024
A planned outage of Bannaby -Sydney West 39 330 kV line in the NSW region was scheduled from 0700 hrs 16/09/2024 to 1600 hrs 11/10/2024.
The outage has been completed and Bannaby -Sydney West 39 330 kV line returned to service at 0920 hrs 03/10/2024
Constraint set revoked: N-BYSW_39_15M
Manager NEM Real Time Operations
[EventId:202410030905_NRM_NSW1_VIC1_started] NEGRES CONSTRAINT NRM_NSW1_VIC1 started operating from 03 October 2024 09:05
Issued by Australian Energy Market Operator Ltd at 0905 hrs on 3 October 2024
ACTUAL NEGATIVE SETTLEMENT RESIDUES - NSW to VIC - 3 October 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 0905 hrs on 3 October 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.
Cancellation: Reclassification of a Non-Credible Contingency Event: Biloela -Biloela Tee 7110/2 132kV line and Biloela -Biloela Tee 7109/2 132kV line in QLD due to Other Threats.
AEMO considers the occurrence of a non-credible contingency event due to other threats advised in AEMO Electricity Market Notice 118563 is no longer reasonably possible and accordingly its classification has reverted to non-credible.
Cancellation time: 1930 hrs 02/10/2024.
Manager NEM Real Time Operations
Direction - SA region 02/10/2024
Direction - SA region 02/10/2024
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(a1)(1).
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 1605 hrs on 02/10/2024.
Intervention pricing does not apply to this AEMO intervention event.
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
Update - Foreseeable AEMO intervention in SA region
Update - Foreseeable AEMO intervention in SA region
Refer AEMO Electricity Market Notice 118555
AEMO has identified a foreseeable circumstance that may require an AEMO intervention event in the SA region from 2100 hrs 02/10/2024.
The foreseeable circumstance requiring the need for intervention is Voltage.
AEMO estimates that, in the absence of sufficient market response by 1600 hrs 02/10/2024, AEMO may need to intervene by issuing a direction.
Manager NEM Real Time Operations
Cancellation - AEMO Intervention Event - SA region 02/10/2024
Cancellation - AEMO Intervention Event - SA region 02/10/2024
Refer to Market Notice 118547
The AEMO Intervention Event and all associated directions are cancelled from 1530 hrs on 02/10/2024.
Manager NEM Real Time Operations
Direction - SA region 02/10/2024
Direction - SA region 02/10/2024
Refer to Market Notice 118567
In accordance with section 116 of the National Electricity Law, AEMO is issuing a direction to AGL SA Generation Pty Limited. For the purposes of the National Electricity Rules this is a direction under clause 4.8.9(a1)(1).
Direction issued to: AGL SA Generation Pty Limited - TORRB4 TORRENS ISLAN at 1600 hrs 02/10/2024
Type of resource: generating unit
Required actions: remain synchronised and follow dispatch targets at 2200 hrs 02/10/2024
Services provided: Voltage Control
Circumstances necessitating the Direction: Voltage
Circumstances necessitating the Direction additional detail: intervention is required to maintain the power system in a secure operating state
Expected duration: 0400 hrs 04/10/2024
AGL SA Generation Pty Limited does not incur any civil monetary liability for a relevant action taken in accordance with this direction unless the action is taken in bad faith.
Manager NEM Real Time Operations
Cancellation: Direction issued to: AGL SA Generation Pty Limited - TORRB4 TORRENS ISLAN
Cancellation: Direction issued to: AGL SA Generation Pty Limited - TORRB4 TORRENS ISLAN
Refer to Market Notice 118546
Direction is cancelled from: 1530 hrs 02/10/2024
Manager NEM Real Time Operations