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75086RECLASSIFY CONTINGENCY30/03/2020 11:59:40 PM
Cancellation of a Non-Credible Contingency Event: Bulli Creek - Dumaresq 8L 330KV line and Bulli Creek - Dumaresq 8M 330KV line in QLD1 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: QLD1
Lines: Bulli Creek - Dumaresq 8L 330KV and Bulli Creek - Dumaresq 8M 330KV
Cancellation time: 30/03/2020 23:59
Constraint set(s) revoked:
I-QNI_ONE_PHASE_N-2 Constraint set contains the following interconnector(s) on the left hand side:
NSW1-QLD1
Refer AEMO Electricity Market Notice 75084
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: QLD1
Lines: Bulli Creek - Dumaresq 8L 330KV and Bulli Creek - Dumaresq 8M 330KV
Cancellation time: 30/03/2020 23:59
Constraint set(s) revoked:
I-QNI_ONE_PHASE_N-2 Constraint set contains the following interconnector(s) on the left hand side:
NSW1-QLD1
Refer AEMO Electricity Market Notice 75084
Auto-generated on behalf of Manager NEM Real Time Operations
75085INTER-REGIONAL TRANSFER30/03/2020 10:33:38 PM
Inter-regional transfer limit variation: Hazelwood - South Morang No 1 500 kV Line (VIC) - Voltage Control
AEMO ELECTRICITY MARKET NOTICE
The Hazelwood - South Morang No 1 500 kV Line has been de-energised to manage voltages in the Victoria region.
The following constraint set was invoked at 2230 hrs 30/03/2020
V-HWSM
The constraint set contains equations with the following interconnectors on the LHS.
T-V-MNSP
V-S-MNSP1
V-SA
VIC1-NSW1
Refer to AEMO Network Outage Scheduler (NOS) for further details
Manager NEM Real Time Operations
The Hazelwood - South Morang No 1 500 kV Line has been de-energised to manage voltages in the Victoria region.
The following constraint set was invoked at 2230 hrs 30/03/2020
V-HWSM
The constraint set contains equations with the following interconnectors on the LHS.
T-V-MNSP
V-S-MNSP1
V-SA
VIC1-NSW1
Refer to AEMO Network Outage Scheduler (NOS) for further details
Manager NEM Real Time Operations
75084RECLASSIFY CONTINGENCY30/03/2020 09:55:50 PM
Reclassification of a Non-Credible Contingency Event: Bulli Creek - Dumaresq 8L 330KV line and Bulli Creek - Dumaresq 8M 330KV line in QLD1 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: QLD1
Lines: Bulli Creek - Dumaresq 8L 330KV and Bulli Creek - Dumaresq 8M 330KV
Duration: 30/03/2020 21:55 until further notice
Constraint set(s) invoked:
I-QNI_ONE_PHASE_N-2 Constraint set contains the following interconnector(s) on the left hand side:
NSW1-QLD1
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: QLD1
Lines: Bulli Creek - Dumaresq 8L 330KV and Bulli Creek - Dumaresq 8M 330KV
Duration: 30/03/2020 21:55 until further notice
Constraint set(s) invoked:
I-QNI_ONE_PHASE_N-2 Constraint set contains the following interconnector(s) on the left hand side:
NSW1-QLD1
Auto-generated on behalf of Manager NEM Real Time Operations
75083RECLASSIFY CONTINGENCY30/03/2020 07:19:40 PM
Cancellation of a Non-Credible Contingency Event: Bulli Creek - Dumaresq 8L 330KV line and Bulli Creek - Dumaresq 8M 330KV line in QLD1 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: QLD1
Lines: Bulli Creek - Dumaresq 8L 330KV and Bulli Creek - Dumaresq 8M 330KV
Cancellation time: 30/03/2020 19:19
Constraint set(s) revoked:
I-QNI_ONE_PHASE_N-2 Constraint set contains the following interconnector(s) on the left hand side:
NSW1-QLD1
Refer AEMO Electricity Market Notice 75082
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: QLD1
Lines: Bulli Creek - Dumaresq 8L 330KV and Bulli Creek - Dumaresq 8M 330KV
Cancellation time: 30/03/2020 19:19
Constraint set(s) revoked:
I-QNI_ONE_PHASE_N-2 Constraint set contains the following interconnector(s) on the left hand side:
NSW1-QLD1
Refer AEMO Electricity Market Notice 75082
Auto-generated on behalf of Manager NEM Real Time Operations
75082RECLASSIFY CONTINGENCY30/03/2020 04:16:11 PM
Reclassification of a Non-Credible Contingency Event: Bulli Creek - Dumaresq 8L 330KV line and Bulli Creek - Dumaresq 8M 330KV line in QLD1 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: QLD1
Lines: Bulli Creek - Dumaresq 8L 330KV and Bulli Creek - Dumaresq 8M 330KV
Duration: 30/03/2020 16:16 until further notice
Constraint set(s) invoked:
I-QNI_ONE_PHASE_N-2 Constraint set contains the following interconnector(s) on the left hand side:
NSW1-QLD1
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: QLD1
Lines: Bulli Creek - Dumaresq 8L 330KV and Bulli Creek - Dumaresq 8M 330KV
Duration: 30/03/2020 16:16 until further notice
Constraint set(s) invoked:
I-QNI_ONE_PHASE_N-2 Constraint set contains the following interconnector(s) on the left hand side:
NSW1-QLD1
Auto-generated on behalf of Manager NEM Real Time Operations
75081MARKET SYSTEMS30/03/2020 01:17:36 PM
CHG0058675: Maintenance activity - GFRC PreProduction Systems
Market Notice
Change Number: CHG0058675
Notification issued to: Market Notice
Notification Type: Initial
Change Type: Normal
Service/ Component: Gas Full Retail Contestability
Change Title: Maintenance activity - GFRC PreProduction Systems
Change Start Date & Time: 01/04/2020 10:00:00 AEST
Change End Date & Time: 01/04/2020 17:00:00 AEST
Change Description:
Maintenance activities to be performed on the pre-production GFRC PreProduction Systems
Environment: Pre-Production
Participant Impact and Requirements:
All access to the pre-production GFRC PreProduction systems will be unavailable.
Support Information:
Report any impacts to the AEMO Information and Support Hub or on External 1300 236 600.
Change Number: CHG0058675
Notification issued to: Market Notice
Notification Type: Initial
Change Type: Normal
Service/ Component: Gas Full Retail Contestability
Change Title: Maintenance activity - GFRC PreProduction Systems
Change Start Date & Time: 01/04/2020 10:00:00 AEST
Change End Date & Time: 01/04/2020 17:00:00 AEST
Change Description:
Maintenance activities to be performed on the pre-production GFRC PreProduction Systems
Environment: Pre-Production
Participant Impact and Requirements:
All access to the pre-production GFRC PreProduction systems will be unavailable.
Support Information:
Report any impacts to the AEMO Information and Support Hub or on External 1300 236 600.
75080INTER-REGIONAL TRANSFER30/03/2020 06:52:55 AM
Cancellation - Inter-regional transfer limit variation: Hazelwood - South Morang No.2 500 kV Line (Vic) - Voltage Control
AEMO ELECTRICITY MARKET NOTICE
Cancellation - Inter-regional transfer limit variation: Hazelwood - South Morang No.2 500 kV Line (Vic) - Voltage Control
Refer AEMO Electricity Market Notice 75027
The Hazelwood - South Morang No.2 500 kV Line has been returned to service.
The following constraint set was revoked at 0645 hrs 30/03/2020.
V-HWSM
The constraint set contains equations with the following interconnectors on the LHS.
T-V-MNSP1
V-S-MNSP1
V-SA
VIC1-NSW1
Manager NEM Real Time Operations
Cancellation - Inter-regional transfer limit variation: Hazelwood - South Morang No.2 500 kV Line (Vic) - Voltage Control
Refer AEMO Electricity Market Notice 75027
The Hazelwood - South Morang No.2 500 kV Line has been returned to service.
The following constraint set was revoked at 0645 hrs 30/03/2020.
V-HWSM
The constraint set contains equations with the following interconnectors on the LHS.
T-V-MNSP1
V-S-MNSP1
V-SA
VIC1-NSW1
Manager NEM Real Time Operations
75079INTER-REGIONAL TRANSFER30/03/2020 05:12:12 AM
Cancellation - Inter-regional transfer limit variation - Keilor-Sydenham 500 kV line and Keilor-South Morang 500kV line (Vic) - Voltage Control
AEMO ELECTRICITY MARKET NOTICE
Cancellation - Inter-regional transfer limit variation: Keilor-Sydenham 500 kV line and Keilor-South Morang 500 kV line (Vic) - Voltage Control
Refer AEMO Electricity Market Notice 75077
The Keilor-Sydenham 500 kV line and Keilor-South Morang 500 kV line have been returned to service
The following constraint set was revoked at 0515 hrs
V-X_SYSM+KTTX_R
The constraint set contains equations with the following interconnectors on the LHS.
T-V-MNSP
V-S-MNSP1
V-SA
VIC1-NSW1
NEM Real Time Operations Manager
Cancellation - Inter-regional transfer limit variation: Keilor-Sydenham 500 kV line and Keilor-South Morang 500 kV line (Vic) - Voltage Control
Refer AEMO Electricity Market Notice 75077
The Keilor-Sydenham 500 kV line and Keilor-South Morang 500 kV line have been returned to service
The following constraint set was revoked at 0515 hrs
V-X_SYSM+KTTX_R
The constraint set contains equations with the following interconnectors on the LHS.
T-V-MNSP
V-S-MNSP1
V-SA
VIC1-NSW1
NEM Real Time Operations Manager
75078RECLASSIFY CONTINGENCY30/03/2020 02:39:40 AM
Cancellation of a Non-Credible Contingency Event: Bayswater - Mt Piper No.5A3 500kV line and Wollar - Mt Piper No.5A5 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: Bayswater - Mt Piper No.5A3 500kV and Wollar - Mt Piper No.5A5 500kV
Cancellation time: 30/03/2020 02:39
Constraint set(s) revoked:
NONE
Refer AEMO Electricity Market Notice 75076
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: Bayswater - Mt Piper No.5A3 500kV and Wollar - Mt Piper No.5A5 500kV
Cancellation time: 30/03/2020 02:39
Constraint set(s) revoked:
NONE
Refer AEMO Electricity Market Notice 75076
Auto-generated on behalf of Manager NEM Real Time Operations