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82317PRICES SUBJECT TO REVIEW24/01/2021 11:40:18 AM
[EventId:202101241145_review] Prices for interval 24-Jan-2021 11:45 are subject to review
AEMO ELECTRICITY MARKET NOTICE
Issued by Australian Energy Market Operator Ltd at 1140 hrs on 24 January 2021
PRICES ARE SUBJECT TO REVIEW for dispatch interval 24-Jan-2021 11:45.
AEMO is reviewing these prices in accordance with:
- Clause 3.9.2B of the National Electricity Rules for Manifestly Incorrect Inputs
This is an AEMO autogenerated Market Notice.
Issued by Australian Energy Market Operator Ltd at 1140 hrs on 24 January 2021
PRICES ARE SUBJECT TO REVIEW for dispatch interval 24-Jan-2021 11:45.
AEMO is reviewing these prices in accordance with:
- Clause 3.9.2B of the National Electricity Rules for Manifestly Incorrect Inputs
This is an AEMO autogenerated Market Notice.
82316INTER-REGIONAL TRANSFER24/01/2021 01:55:53 AM
Inter-Regional transfer limit variation - Woolooga SVC -Qld Region - 24/01/2021
AEMO ELECTRICITY MARKET NOTICE
Inter-Regional transfer limit variation - Woolooga SVC -Qld Region - 24/01/2021
At 0145 hrs 24/01/2021 there was an unplanned outage of the Woolooga SVC.
The following constraint set was invoked at 0150 hrs:
Q-WO_VC
This constraint set contains equations with the following interconnectors on the LHS:
NSW1-QLD1
N-Q-MNSP1
Refer to AEMO Network Outage Scheduler for further details.
Manager NEM Real Time Operations
Inter-Regional transfer limit variation - Woolooga SVC -Qld Region - 24/01/2021
At 0145 hrs 24/01/2021 there was an unplanned outage of the Woolooga SVC.
The following constraint set was invoked at 0150 hrs:
Q-WO_VC
This constraint set contains equations with the following interconnectors on the LHS:
NSW1-QLD1
N-Q-MNSP1
Refer to AEMO Network Outage Scheduler for further details.
Manager NEM Real Time Operations
82315INTER-REGIONAL TRANSFER23/01/2021 04:24:38 PM
Cancellation - Inter-regional transfer limit variation - QNI (Qld to NSW transfer) - 23/01/2021
AEMO ELECTRICITY MARKET NOTICE
Cancellation - Inter-regional transfer limit variation - QNI (Qld to NSW transfer) - 23/01/2021
Refer to MN 82313 and 82314
To manage Power System Security, the following constraint set has been invoked.
Constraint I-QN_1000 invoked from 1245 hrs to 1630 hrs
Constraint CA_SYDS_4F1E1FC4_1 invoked from 1315 hrs to 1630 hrs
Constraint has the following interconnector on the LHS
NSW1-QLD1
N-Q_MNSP1
Manager NEM Real Time Operations
Cancellation - Inter-regional transfer limit variation - QNI (Qld to NSW transfer) - 23/01/2021
Refer to MN 82313 and 82314
To manage Power System Security, the following constraint set has been invoked.
Constraint I-QN_1000 invoked from 1245 hrs to 1630 hrs
Constraint CA_SYDS_4F1E1FC4_1 invoked from 1315 hrs to 1630 hrs
Constraint has the following interconnector on the LHS
NSW1-QLD1
N-Q_MNSP1
Manager NEM Real Time Operations
82314INTER-REGIONAL TRANSFER23/01/2021 01:51:06 PM
Update - Inter-regional transfer limit variation - QNI (Qld to NSW transfer) - 23/01/2021
AEMO ELECTRICITY MARKET NOTICE
Update - Inter-regional transfer limit variation - QNI (Qld to NSW transfer) - 23/01/2021
To manage Power System Security, the following constraint set has been invoked.
Constraint I-QN_1000 invoked from 1245 hrs until further notice
Constraint CA_SYDS_4F1E1FC4_1 invoked from 1315 hrs until further notice
Constraint has the following interconnector on the LHS
NSW1-QLD1
N-Q_MNSP1
Manager NEM Real Time Operations
Update - Inter-regional transfer limit variation - QNI (Qld to NSW transfer) - 23/01/2021
To manage Power System Security, the following constraint set has been invoked.
Constraint I-QN_1000 invoked from 1245 hrs until further notice
Constraint CA_SYDS_4F1E1FC4_1 invoked from 1315 hrs until further notice
Constraint has the following interconnector on the LHS
NSW1-QLD1
N-Q_MNSP1
Manager NEM Real Time Operations
82313INTER-REGIONAL TRANSFER23/01/2021 01:02:50 PM
Inter-regional transfer limit variation - QNI (Qld to NSW transfer) - 23/01/2021
AEMO ELECTRICITY MARKET NOTICE
Inter-regional transfer limit variation - QNI (Qld to NSW transfer) - 23/01/2021
To manage Power System Security, the following constraint set has been invoked.
Constraint I-QN_1000 invoked from 1245 hrs until further notice
Constraint has the following interconnector on the LHS
NSW1-QLD1
Manager NEM Real Time Operations
Inter-regional transfer limit variation - QNI (Qld to NSW transfer) - 23/01/2021
To manage Power System Security, the following constraint set has been invoked.
Constraint I-QN_1000 invoked from 1245 hrs until further notice
Constraint has the following interconnector on the LHS
NSW1-QLD1
Manager NEM Real Time Operations
82312RECLASSIFY CONTINGENCY22/01/2021 10:09:10 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: 22/01/2021 22:09
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 82311
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: 22/01/2021 22:09
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 82311
Auto-generated on behalf of Manager NEM Real Time Operations
82311RECLASSIFY CONTINGENCY22/01/2021 09:07:00 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: 22/01/2021 21:06 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: 22/01/2021 21:06 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
82310RECLASSIFY CONTINGENCY22/01/2021 07:29:10 PM
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: 22/01/2021 19:29
Constraint set(s) revoked:
NONE
Refer AEMO Electricity Market Notice 82309
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: 22/01/2021 19:29
Constraint set(s) revoked:
NONE
Refer AEMO Electricity Market Notice 82309
Auto-generated on behalf of Manager NEM Real Time Operations
82309RECLASSIFY CONTINGENCY22/01/2021 06:24:37 PM
Reclassification 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
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: Bayswater - Mt Piper No.5A3 500kV and Wollar - Mt Piper No.5A5 500kV
Duration: 22/01/2021 18:24 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: NSW1
Lines: Bayswater - Mt Piper No.5A3 500kV and Wollar - Mt Piper No.5A5 500kV
Duration: 22/01/2021 18:24 until further notice
Constraint set(s) invoked:
NONE
Auto-generated on behalf of Manager NEM Real Time Operations