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117665MARKET INTERVENTION13/08/2024 02:13:30 PM
Cancellation - AEMO Intervention Event - SA region 13/08/2024
AEMO ELECTRICITY MARKET NOTICE
Cancellation - AEMO Intervention Event - SA region 13/08/2024
Refer to Market Notice 117641
The AEMO Intervention Event and all associated directions are cancelled from 1400 hrs on 13/08/2024.
Manager NEM Real Time Operations
Cancellation - AEMO Intervention Event - SA region 13/08/2024
Refer to Market Notice 117641
The AEMO Intervention Event and all associated directions are cancelled from 1400 hrs on 13/08/2024.
Manager NEM Real Time Operations
117664MARKET INTERVENTION13/08/2024 02:12:22 PM
Cancellation: Direction issued to: AGL SA Generation Pty Limited - TORRB3 TORRENS ISLAN
AEMO ELECTRICITY MARKET NOTICE
Cancellation: Direction issued to: AGL SA Generation Pty Limited - TORRB3 TORRENS ISLAN
Refer to Market Notice 117659
Direction is cancelled from: 1400 hrs 13/08/2024
Manager NEM Real Time Operations
Cancellation: Direction issued to: AGL SA Generation Pty Limited - TORRB3 TORRENS ISLAN
Refer to Market Notice 117659
Direction is cancelled from: 1400 hrs 13/08/2024
Manager NEM Real Time Operations
117663MARKET INTERVENTION13/08/2024 02:11:27 PM
Cancellation: Direction issued to: AGL SA Generation Pty Limited - TORRB2 TORRENS ISLAN
AEMO ELECTRICITY MARKET NOTICE
Cancellation: Direction issued to: AGL SA Generation Pty Limited - TORRB2 TORRENS ISLAN
Refer to Market Notice 117656
Direction is cancelled from: 1400 hrs 13/08/2024
Manager NEM Real Time Operations
Cancellation: Direction issued to: AGL SA Generation Pty Limited - TORRB2 TORRENS ISLAN
Refer to Market Notice 117656
Direction is cancelled from: 1400 hrs 13/08/2024
Manager NEM Real Time Operations
117662SETTLEMENTS RESIDUE13/08/2024 11:20:27 AM
[EventId:202408131120_NRM_NSW1_VIC1_stopped] NEGRES CONSTRAINT NRM_NSW1_VIC1 ceased operating from 13 August 2024 11:20
AEMO ELECTRICITY MARKET NOTICE
Issued by Australian Energy Market Operator Ltd at 1120 hrs on 13 August 2024
CANCELLATION - ACTUAL NEGATIVE SETTLEMENT RESIDUES - NSW to VIC - 13 August 2024.
Refer to market notice: 117661
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 1120 hrs on 13 August 2024.
This is an AEMO autogenerated Market Notice.
Issued by Australian Energy Market Operator Ltd at 1120 hrs on 13 August 2024
CANCELLATION - ACTUAL NEGATIVE SETTLEMENT RESIDUES - NSW to VIC - 13 August 2024.
Refer to market notice: 117661
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 1120 hrs on 13 August 2024.
This is an AEMO autogenerated Market Notice.
117661SETTLEMENTS RESIDUE13/08/2024 10:35:30 AM
[EventId:202408131035_NRM_NSW1_VIC1_started] NEGRES CONSTRAINT NRM_NSW1_VIC1 started operating from 13 August 2024 10:35
AEMO ELECTRICITY MARKET NOTICE
Issued by Australian Energy Market Operator Ltd at 1035 hrs on 13 August 2024
ACTUAL NEGATIVE SETTLEMENT RESIDUES - NSW to VIC - 13 August 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 13 August 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.
Issued by Australian Energy Market Operator Ltd at 1035 hrs on 13 August 2024
ACTUAL NEGATIVE SETTLEMENT RESIDUES - NSW to VIC - 13 August 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 13 August 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.
117660RECLASSIFY CONTINGENCY12/08/2024 10:40:27 PM
Reclassification of non-credible contingency event due to existence of widespread abnormal condition/s - NEM regions
AEMO ELECTRICITY MARKET NOTICE.
AEMO has identified that a non-credible contingency event impacting the power system is more likely to occur and is considered reasonably possible because of the existence of widespread abnormal conditions namely Severe Space Weather Watch in the NEM regions.
AEMO has therefore reclassified the occurrence of a non-credible contingency event involving multiple plant due to these abnormal conditions as credible.
Duration: 2230 hrs 12/08/2024 until further notice
Need for further measures is being monitored and further measures may be implemented in line with the Power System Security Guidelines (SO_OP_3715).
Manager NEM Real Time Operations
AEMO has identified that a non-credible contingency event impacting the power system is more likely to occur and is considered reasonably possible because of the existence of widespread abnormal conditions namely Severe Space Weather Watch in the NEM regions.
AEMO has therefore reclassified the occurrence of a non-credible contingency event involving multiple plant due to these abnormal conditions as credible.
Duration: 2230 hrs 12/08/2024 until further notice
Need for further measures is being monitored and further measures may be implemented in line with the Power System Security Guidelines (SO_OP_3715).
Manager NEM Real Time Operations
117659MARKET INTERVENTION12/08/2024 07:32:15 PM
Update Direction - AGL SA Generation Pty Limited - TORRB3 TORRENS ISLAN
AEMO ELECTRICITY PARTICIPANT NOTICE.
Update Direction - AGL SA Generation Pty Limited - TORRB3 TORRENS ISLAN
Refer AEMO Electricity Participant Notice 117657
This update is issued at 1920 hrs 12/08/2024 and is expected to stay in place until 1400 hrs 13/08/2024
Manager NEM Real Time Operations
Update Direction - AGL SA Generation Pty Limited - TORRB3 TORRENS ISLAN
Refer AEMO Electricity Participant Notice 117657
This update is issued at 1920 hrs 12/08/2024 and is expected to stay in place until 1400 hrs 13/08/2024
Manager NEM Real Time Operations
117658RECLASSIFY CONTINGENCY12/08/2024 07:20:23 PM
Cancellation of the reclassification of a Non-Credible contingency event: Buronga - Balranald X3 220 kV line, Buronga - Red Cliffs 0X1 220 kV kV line and Buronga - Broken Hill X2 220 kV line in NSW
AEMO ELECTRICITY MARKET NOTICE.
Cancellation of the reclassification of a Non-Credible contingency event as a Credible contingency event. AEMO considers the simultaneous trip of the following elements is no longer reasonably possible. Accordingly, its classification has reverted to a non-credible contingency event.
Region: NSW
Elements: Liddell - Buronga - Balranald X3 220 kV line, Buronga - Red Cliffs 0X1 220 kV kV line and Buronga - Broken Hill X2 220 kV line.
Cancellation time: 1915 hrs
Refer AEMO Electricity Market Notice 117595
Manager NEM Real Time Operations
Cancellation of the reclassification of a Non-Credible contingency event as a Credible contingency event. AEMO considers the simultaneous trip of the following elements is no longer reasonably possible. Accordingly, its classification has reverted to a non-credible contingency event.
Region: NSW
Elements: Liddell - Buronga - Balranald X3 220 kV line, Buronga - Red Cliffs 0X1 220 kV kV line and Buronga - Broken Hill X2 220 kV line.
Cancellation time: 1915 hrs
Refer AEMO Electricity Market Notice 117595
Manager NEM Real Time Operations
117657MARKET INTERVENTION12/08/2024 04:59:17 PM
Update Direction - AGL SA Generation Pty Limited - TORRB3 TORRENS ISLAN
AEMO ELECTRICITY PARTICIPANT NOTICE.
Update Direction - AGL SA Generation Pty Limited - TORRB3 TORRENS ISLAN
Refer AEMO Electricity Participant Notice 117636
TORRB3 TORRENS ISLAN at 0400 hrs 13/08/2024 to remain synchronised and follow dispatch targets.
This update is issued at 1700 hrs 12/08/2024 and is expected to stay in place until 1530 hrs 13/08/2024
Manager NEM Real Time Operations
Update Direction - AGL SA Generation Pty Limited - TORRB3 TORRENS ISLAN
Refer AEMO Electricity Participant Notice 117636
TORRB3 TORRENS ISLAN at 0400 hrs 13/08/2024 to remain synchronised and follow dispatch targets.
This update is issued at 1700 hrs 12/08/2024 and is expected to stay in place until 1530 hrs 13/08/2024
Manager NEM Real Time Operations