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117342NON-CONFORMANCE14/07/2024 01:45:18 AM
NON-CONFORMANCE Region VIC1 Sunday, 14 July 2024
AEMO ELECTRICITY MARKET NOTICE
NON-CONFORMANCE VIC1 Region Sunday, 14 July 2024
AEMO has declared the following unit as non-conforming under clause 3.8.23 of the National Electricity Rules:
Unit: YWPS1
Duration: 14/07/2024 01:40 to 14/07/2024 01:45
Amount: -35 MW
Constraint: NC-V_YWPS1
Auto-generated on behalf of Manager NEM Real Time Operations
NON-CONFORMANCE VIC1 Region Sunday, 14 July 2024
AEMO has declared the following unit as non-conforming under clause 3.8.23 of the National Electricity Rules:
Unit: YWPS1
Duration: 14/07/2024 01:40 to 14/07/2024 01:45
Amount: -35 MW
Constraint: NC-V_YWPS1
Auto-generated on behalf of Manager NEM Real Time Operations
117341RECLASSIFY CONTINGENCY13/07/2024 04:44:46 PM
Cancellation of a Non-Credible Contingency Event: Bannaby - Mt Piper 5A6 500kV line and Bannaby - Mt Piper 5A7 500kV line in NSW1 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: NSW1
Lines: Bannaby - Mt Piper 5A6 500kV and Bannaby - Mt Piper 5A7 500kV
Cancellation time: 13/07/2024 16:44
Constraint set(s) revoked:
N-5A6+5A7_N-2 Constraint set contains the following interconnector(s) on the left hand side:
N-Q-MNSP1
NSW1-QLD1
VIC1-NSW1
Refer AEMO Electricity Market Notice 117340
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: NSW1
Lines: Bannaby - Mt Piper 5A6 500kV and Bannaby - Mt Piper 5A7 500kV
Cancellation time: 13/07/2024 16:44
Constraint set(s) revoked:
N-5A6+5A7_N-2 Constraint set contains the following interconnector(s) on the left hand side:
N-Q-MNSP1
NSW1-QLD1
VIC1-NSW1
Refer AEMO Electricity Market Notice 117340
Auto-generated on behalf of Manager NEM Real Time Operations
117340RECLASSIFY CONTINGENCY13/07/2024 03:41:56 PM
Reclassification of a Non-Credible Contingency Event: Bannaby - Mt Piper 5A6 500kV line and Bannaby - Mt Piper 5A7 500kV line in NSW1 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: NSW1
Lines: Bannaby - Mt Piper 5A6 500kV and Bannaby - Mt Piper 5A7 500kV
Duration: 13/07/2024 15:41 until further notice
Constraint set(s) invoked:
N-5A6+5A7_N-2 Constraint set contains the following interconnector(s) on the left hand side:
N-Q-MNSP1
NSW1-QLD1
VIC1-NSW1
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: NSW1
Lines: Bannaby - Mt Piper 5A6 500kV and Bannaby - Mt Piper 5A7 500kV
Duration: 13/07/2024 15:41 until further notice
Constraint set(s) invoked:
N-5A6+5A7_N-2 Constraint set contains the following interconnector(s) on the left hand side:
N-Q-MNSP1
NSW1-QLD1
VIC1-NSW1
Auto-generated on behalf of Manager NEM Real Time Operations
117339INTER-REGIONAL TRANSFER12/07/2024 09:00:58 PM
Inter-regional transfer limit variation - Robertstown - Tungkillo No.1 275 kV line - SA region - 12/07/2024
AEMO ELECTRICITY MARKET NOTICE
Inter-regional transfer limit variation - Robertstown - Tungkillo No.1 275 kV line - SA region - 12/07/2024
A planned outage of Robertstown - Tungkillo No.1 275 kV line in the SA region was scheduled to be completed at 1730 hrs 14/07/2024.
The outage has been completed and Robertstown - Tungkillo No.1 275 kV line returned to service at 2043 hrs 12/07/2024
Constraint set(s) revoked: S-RBTU
Manager NEM Real Time Operations
Inter-regional transfer limit variation - Robertstown - Tungkillo No.1 275 kV line - SA region - 12/07/2024
A planned outage of Robertstown - Tungkillo No.1 275 kV line in the SA region was scheduled to be completed at 1730 hrs 14/07/2024.
The outage has been completed and Robertstown - Tungkillo No.1 275 kV line returned to service at 2043 hrs 12/07/2024
Constraint set(s) revoked: S-RBTU
Manager NEM Real Time Operations
117337NON-CONFORMANCE12/07/2024 07:55:20 AM
NON-CONFORMANCE Region QLD1 Friday, 12 July 2024
AEMO ELECTRICITY MARKET NOTICE
NON-CONFORMANCE QLD1 Region Friday, 12 July 2024
AEMO has declared the following unit as non-conforming under clause 3.8.23 of the National Electricity Rules:
Unit: MPP_2
Duration: 12/07/2024 07:05 to 12/07/2024 07:55
Amount: -74 MW
Constraint: NC-Q_MPP_2
Auto-generated on behalf of Manager NEM Real Time Operations
NON-CONFORMANCE QLD1 Region Friday, 12 July 2024
AEMO has declared the following unit as non-conforming under clause 3.8.23 of the National Electricity Rules:
Unit: MPP_2
Duration: 12/07/2024 07:05 to 12/07/2024 07:55
Amount: -74 MW
Constraint: NC-Q_MPP_2
Auto-generated on behalf of Manager NEM Real Time Operations
117334INTER-REGIONAL TRANSFER10/07/2024 04:53:47 PM
Cancellation Inter-Regional Transfer limit variation - Murraylink control unavailable (VIC Region)
AEMO ELECTRICITY MARKET NOTICE
Cancellation Inter-Regional Transfer limit variation - Murraylink control unavailable (VIC Region)
Refer AEMO Electricity Market Notice 117333
AEMO has been notified that the controls to vary Murraylink output are now available.
Constraint set I-CTRL_ISSUE_ML revoked at 1655 hrs.
Manager NEM Real Time Operations
Cancellation Inter-Regional Transfer limit variation - Murraylink control unavailable (VIC Region)
Refer AEMO Electricity Market Notice 117333
AEMO has been notified that the controls to vary Murraylink output are now available.
Constraint set I-CTRL_ISSUE_ML revoked at 1655 hrs.
Manager NEM Real Time Operations
117333INTER-REGIONAL TRANSFER10/07/2024 04:31:32 PM
Inter-Regional Transfer limit variation - Murraylink control unavailable (VIC Region)
AEMO ELECTRICITY MARKET NOTICE
Inter-Regional Transfer limit variation - Murraylink control unavailable (VIC Region)
AEMO has been notified that the controls to vary Murraylink output are unavailable until further notice.
Constraint set I-CTRL_ISSUE_ML invoked from 1625 hrs.
The constraint set contains equations with the following interconnector on the LHS:
V-S-MNSP1
Manager NEM Real Time Operations
Inter-Regional Transfer limit variation - Murraylink control unavailable (VIC Region)
AEMO has been notified that the controls to vary Murraylink output are unavailable until further notice.
Constraint set I-CTRL_ISSUE_ML invoked from 1625 hrs.
The constraint set contains equations with the following interconnector on the LHS:
V-S-MNSP1
Manager NEM Real Time Operations
117332INTER-REGIONAL TRANSFER10/07/2024 03:51:45 PM
Inter-regional transfer limit variation - Coffs Harbour - Lismore (89) 330kV line - NSW region - 10/07/2024
AEMO ELECTRICITY MARKET NOTICE
Inter-regional transfer limit variation - Coffs Harbour - Lismore (89) 330kV line - NSW region - 10/07/2024
A planned outage of Coffs Harbour - Lismore (89) 330kV line in the NSW region was scheduled to return to service 0514 hrs 12/07/2024.
The outage has been completed and Coffs Harbour - Lismore (89) 330kV line returned to service at 1540 hrs 10/07/2024
Constraint set(s) revoked: N-CHLS_89 and N-DLETS_OS
Manager NEM Real Time Operations
Inter-regional transfer limit variation - Coffs Harbour - Lismore (89) 330kV line - NSW region - 10/07/2024
A planned outage of Coffs Harbour - Lismore (89) 330kV line in the NSW region was scheduled to return to service 0514 hrs 12/07/2024.
The outage has been completed and Coffs Harbour - Lismore (89) 330kV line returned to service at 1540 hrs 10/07/2024
Constraint set(s) revoked: N-CHLS_89 and N-DLETS_OS
Manager NEM Real Time Operations
117331INTER-REGIONAL TRANSFER10/07/2024 12:24:27 PM
Cancellation Inter-Regional Transfer limit variation - Directlink control unavailable (NSW Region).
AEMO ELECTRICITY MARKET NOTICE
Cancellation Inter-Regional Transfer limit variation - Directlink control unavailable (NSW Region).
Refer AEMO Electricity Market Notice 117330
AEMO has been notified that the controls to vary Directlink output are now available.
Constraint set I-CTRL_ISSUE_TE revoked at 1220 hrs.
Manager NEM Real Time Operations
Cancellation Inter-Regional Transfer limit variation - Directlink control unavailable (NSW Region).
Refer AEMO Electricity Market Notice 117330
AEMO has been notified that the controls to vary Directlink output are now available.
Constraint set I-CTRL_ISSUE_TE revoked at 1220 hrs.
Manager NEM Real Time Operations