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118188SETTLEMENTS RESIDUE08/09/2024 06:16:24 PM
[EventId:202409081815_NRM_NSW1_VIC1_started] NEGRES CONSTRAINT NRM_NSW1_VIC1 started operating from 08 September 2024 18:15
AEMO ELECTRICITY MARKET NOTICE
Issued by Australian Energy Market Operator Ltd at 1815 hrs on 8 September 2024
ACTUAL NEGATIVE SETTLEMENT RESIDUES - NSW to VIC - 8 September 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 1815 hrs on 8 September 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 1815 hrs on 8 September 2024
ACTUAL NEGATIVE SETTLEMENT RESIDUES - NSW to VIC - 8 September 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 1815 hrs on 8 September 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.
118185RECLASSIFY CONTINGENCY08/09/2024 06:09:07 PM
Reclassification of a Non-Credible Contingency Event: Farrell-John Butters line and Farrell-Rosebery-Newton-Queenstown line in TAS1 due to Lightning.
AEMO ELECTRICITY MARKET NOTICE
Reclassification of a Non-Credible Contingency Event as a Credible Contingency Event due to Lightning. AEMO considers the simultaneous trip of the following circuits to now be more likely and reasonably possible. Accordingly AEMO has reclassified it as a credible contingency event.
Region: TAS1
Lines: Farrell-John Butters and Farrell-Rosebery-Newton-Queenstown
Duration: 08/09/2024 18:09 until further notice
Constraint set(s) invoked:
NONE
Auto-generated on behalf of Manager NEM Real Time Operations
Reclassification of a Non-Credible Contingency Event as a Credible Contingency Event due to Lightning. AEMO considers the simultaneous trip of the following circuits to now be more likely and reasonably possible. Accordingly AEMO has reclassified it as a credible contingency event.
Region: TAS1
Lines: Farrell-John Butters and Farrell-Rosebery-Newton-Queenstown
Duration: 08/09/2024 18:09 until further notice
Constraint set(s) invoked:
NONE
Auto-generated on behalf of Manager NEM Real Time Operations
118183MARKET INTERVENTION08/09/2024 04:02:49 PM
Update Direction - AGL SA Generation Pty Limited - TORRB4 TORRENS ISLAN
AEMO ELECTRICITY MARKET NOTICE.
Update Direction - AGL SA Generation Pty Limited - TORRB4 TORRENS ISLAN
Refer AEMO Electricity Market Notice 118174
The TORRB4 TORRENS ISLAN direction is now expected to stay in place until 1400 hrs 09/09/2024.
The direction update is issued at 1600 hrs 08/09/2024.
Manager NEM Real Time Operations
Update Direction - AGL SA Generation Pty Limited - TORRB4 TORRENS ISLAN
Refer AEMO Electricity Market Notice 118174
The TORRB4 TORRENS ISLAN direction is now expected to stay in place until 1400 hrs 09/09/2024.
The direction update is issued at 1600 hrs 08/09/2024.
Manager NEM Real Time Operations
118182MARKET INTERVENTION08/09/2024 04:01:38 PM
Update Direction - AGL SA Generation Pty Limited - TORRB3 TORRENS ISLAN
AEMO ELECTRICITY MARKET NOTICE.
Update Direction - AGL SA Generation Pty Limited - TORRB3 TORRENS ISLAN
Refer AEMO Electricity Market Notice 118173
The TORRB3 TORRENS ISLAN direction is now expected to stay in place until 1500 hrs 09/09/2024.
The direction update is issued at 1600 hrs 08/09/2024.
Manager NEM Real Time Operations
Update Direction - AGL SA Generation Pty Limited - TORRB3 TORRENS ISLAN
Refer AEMO Electricity Market Notice 118173
The TORRB3 TORRENS ISLAN direction is now expected to stay in place until 1500 hrs 09/09/2024.
The direction update is issued at 1600 hrs 08/09/2024.
Manager NEM Real Time Operations
118178RECLASSIFY CONTINGENCY08/09/2024 08:14:05 AM
Cancellation of a Non-Credible Contingency Event: Farrell-John Butters line and Farrell-Rosebery-Newton-Queenstown line in TAS1 due to Lightning.
AEMO ELECTRICITY MARKET NOTICE
Cancellation of reclassification of a Non-Credible Contingency Event as a Credible Contingency Event due to Lightning. AEMO considers the simultaneous trip of the following circuits is no longer reasonably possible. There is no longer any lightning activity in the vicinity of the following lines. Accordingly its classification has reverted to a non-credible contingency event.
Region: TAS1
Lines: Farrell-John Butters and Farrell-Rosebery-Newton-Queenstown
Cancellation time: 08/09/2024 08:14
Constraint set(s) revoked:
NONE
Refer AEMO Electricity Market Notice 118177
Auto-generated on behalf of Manager NEM Real Time Operations
Cancellation of reclassification of a Non-Credible Contingency Event as a Credible Contingency Event due to Lightning. AEMO considers the simultaneous trip of the following circuits is no longer reasonably possible. There is no longer any lightning activity in the vicinity of the following lines. Accordingly its classification has reverted to a non-credible contingency event.
Region: TAS1
Lines: Farrell-John Butters and Farrell-Rosebery-Newton-Queenstown
Cancellation time: 08/09/2024 08:14
Constraint set(s) revoked:
NONE
Refer AEMO Electricity Market Notice 118177
Auto-generated on behalf of Manager NEM Real Time Operations
118177RECLASSIFY CONTINGENCY08/09/2024 07:12:25 AM
Reclassification of a Non-Credible Contingency Event: Farrell-John Butters line and Farrell-Rosebery-Newton-Queenstown line in TAS1 due to Lightning.
AEMO ELECTRICITY MARKET NOTICE
Reclassification of a Non-Credible Contingency Event as a Credible Contingency Event due to Lightning. AEMO considers the simultaneous trip of the following circuits to now be more likely and reasonably possible. Accordingly AEMO has reclassified it as a credible contingency event.
Region: TAS1
Lines: Farrell-John Butters and Farrell-Rosebery-Newton-Queenstown
Duration: 08/09/2024 07:12 until further notice
Constraint set(s) invoked:
NONE
Auto-generated on behalf of Manager NEM Real Time Operations
Reclassification of a Non-Credible Contingency Event as a Credible Contingency Event due to Lightning. AEMO considers the simultaneous trip of the following circuits to now be more likely and reasonably possible. Accordingly AEMO has reclassified it as a credible contingency event.
Region: TAS1
Lines: Farrell-John Butters and Farrell-Rosebery-Newton-Queenstown
Duration: 08/09/2024 07:12 until further notice
Constraint set(s) invoked:
NONE
Auto-generated on behalf of Manager NEM Real Time Operations
118174MARKET INTERVENTION07/09/2024 04:01:49 PM
Update Direction - AGL SA Generation Pty Limited - TORRB4 TORRENS ISLAN
AEMO ELECTRICITY MARKET NOTICE.
Update Direction - AGL SA Generation Pty Limited - TORRB4 TORRENS ISLAN
Refer AEMO Electricity Market Notice 118169
The TORRB4 TORRENS ISLAN direction is now expected to stay in place until 0400 hrs 09/09/2024.
The direction update is issued at 1600 hrs 07/09/2024.
Manager NEM Real Time Operations
Update Direction - AGL SA Generation Pty Limited - TORRB4 TORRENS ISLAN
Refer AEMO Electricity Market Notice 118169
The TORRB4 TORRENS ISLAN direction is now expected to stay in place until 0400 hrs 09/09/2024.
The direction update is issued at 1600 hrs 07/09/2024.
Manager NEM Real Time Operations
118173MARKET INTERVENTION07/09/2024 04:00:13 PM
Update Direction - AGL SA Generation Pty Limited - TORRB3 TORRENS ISLAN
AEMO ELECTRICITY MARKET NOTICE.
Update Direction - AGL SA Generation Pty Limited - TORRB3 TORRENS ISLAN
Refer AEMO Electricity Market Notice 118168
The TORRB3 TORRENS ISLAN direction is now expected to stay in place until 0400 hrs 09/09/2024.
The direction update is issued at 1600 hrs 07/09/2024.
Manager NEM Real Time Operations
Update Direction - AGL SA Generation Pty Limited - TORRB3 TORRENS ISLAN
Refer AEMO Electricity Market Notice 118168
The TORRB3 TORRENS ISLAN direction is now expected to stay in place until 0400 hrs 09/09/2024.
The direction update is issued at 1600 hrs 07/09/2024.
Manager NEM Real Time Operations
118169MARKET INTERVENTION06/09/2024 04:05:19 PM
Update Direction - AGL SA Generation Pty Limited - TORRB4 TORRENS ISLAN
AEMO ELECTRICITY MARKET NOTICE.
Update Direction - AGL SA Generation Pty Limited - TORRB4 TORRENS ISLAN
Refer AEMO Electricity Market Notice 118156
The TORRB4 TORRENS ISLAN direction is now expected to stay in place until 0400 hrs 08/09/2024.
The direction update is issued at 1600 hrs 06/09/2024.
Manager NEM Real Time Operations
Update Direction - AGL SA Generation Pty Limited - TORRB4 TORRENS ISLAN
Refer AEMO Electricity Market Notice 118156
The TORRB4 TORRENS ISLAN direction is now expected to stay in place until 0400 hrs 08/09/2024.
The direction update is issued at 1600 hrs 06/09/2024.
Manager NEM Real Time Operations