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112908RECLASSIFY CONTINGENCY29/12/2023 07:23:55 PM
Reclassification of a Non-Credible Contingency Event: Armidale - Dumaresq 8C 330kV line and Armidale - Sapphire WF 8E 330kV 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: Armidale - Dumaresq 8C 330kV and Armidale - Sapphire WF 8E 330kV
Duration: 29/12/2023 19:23 until further notice
Constraint set(s) invoked:
N-ARDM_ARSR_1PH_N-2 Constraint set contains the following interconnector(s) on the left hand side:
N-Q-MNSP1
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: NSW1
Lines: Armidale - Dumaresq 8C 330kV and Armidale - Sapphire WF 8E 330kV
Duration: 29/12/2023 19:23 until further notice
Constraint set(s) invoked:
N-ARDM_ARSR_1PH_N-2 Constraint set contains the following interconnector(s) on the left hand side:
N-Q-MNSP1
NSW1-QLD1
Auto-generated on behalf of Manager NEM Real Time Operations
112907RECLASSIFY CONTINGENCY29/12/2023 07:09:30 PM
Cancellation of a Non-Credible Contingency Event: Collinsville North - Proserpine No.7125 132 kV line and Collinsville North - Proserpine No.7126 132 kV 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: Collinsville North - Proserpine No.7125 132 kV and Collinsville North - Proserpine No.7126 132 kV
Cancellation time: 29/12/2023 19:09
Constraint set(s) revoked:
NONE
Refer AEMO Electricity Market Notice 112889
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: Collinsville North - Proserpine No.7125 132 kV and Collinsville North - Proserpine No.7126 132 kV
Cancellation time: 29/12/2023 19:09
Constraint set(s) revoked:
NONE
Refer AEMO Electricity Market Notice 112889
Auto-generated on behalf of Manager NEM Real Time Operations
112900PRICES SUBJECT TO REVIEW29/12/2023 06:30:23 PM
[EventId:202312291835_review] Prices for interval 29-Dec-2023 18:35 are subject to review
AEMO ELECTRICITY MARKET NOTICE
Issued by Australian Energy Market Operator Ltd at 1830 hrs on 29 December 2023
PRICES ARE SUBJECT TO REVIEW for trading interval 29-Dec-2023 18:35.
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 1830 hrs on 29 December 2023
PRICES ARE SUBJECT TO REVIEW for trading interval 29-Dec-2023 18:35.
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.
112899PRICES SUBJECT TO REVIEW29/12/2023 06:25:21 PM
[EventId:202312291830_review] Prices for interval 29-Dec-2023 18:30 are subject to review
AEMO ELECTRICITY MARKET NOTICE
Issued by Australian Energy Market Operator Ltd at 1825 hrs on 29 December 2023
PRICES ARE SUBJECT TO REVIEW for trading interval 29-Dec-2023 18:30.
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 1825 hrs on 29 December 2023
PRICES ARE SUBJECT TO REVIEW for trading interval 29-Dec-2023 18:30.
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.
112897PRICES SUBJECT TO REVIEW29/12/2023 06:20:10 PM
[EventId:202312291825_review] Prices for interval 29-Dec-2023 18:25 are subject to review
AEMO ELECTRICITY MARKET NOTICE
Issued by Australian Energy Market Operator Ltd at 1820 hrs on 29 December 2023
PRICES ARE SUBJECT TO REVIEW for trading interval 29-Dec-2023 18:25.
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 1820 hrs on 29 December 2023
PRICES ARE SUBJECT TO REVIEW for trading interval 29-Dec-2023 18:25.
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.
112896PRICES SUBJECT TO REVIEW29/12/2023 06:15:22 PM
[EventId:202312291820_review] Prices for interval 29-Dec-2023 18:20 are subject to review
AEMO ELECTRICITY MARKET NOTICE
Issued by Australian Energy Market Operator Ltd at 1815 hrs on 29 December 2023
PRICES ARE SUBJECT TO REVIEW for trading interval 29-Dec-2023 18:20.
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 1815 hrs on 29 December 2023
PRICES ARE SUBJECT TO REVIEW for trading interval 29-Dec-2023 18:20.
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.
112895PRICES SUBJECT TO REVIEW29/12/2023 06:10:24 PM
[EventId:202312291815_review] Prices for interval 29-Dec-2023 18:15 are subject to review
AEMO ELECTRICITY MARKET NOTICE
Issued by Australian Energy Market Operator Ltd at 1810 hrs on 29 December 2023
PRICES ARE SUBJECT TO REVIEW for trading interval 29-Dec-2023 18:15.
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 1810 hrs on 29 December 2023
PRICES ARE SUBJECT TO REVIEW for trading interval 29-Dec-2023 18:15.
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.
112894PRICES SUBJECT TO REVIEW29/12/2023 06:05:21 PM
[EventId:202312291810_review] Prices for interval 29-Dec-2023 18:10 are subject to review
AEMO ELECTRICITY MARKET NOTICE
Issued by Australian Energy Market Operator Ltd at 1805 hrs on 29 December 2023
PRICES ARE SUBJECT TO REVIEW for trading interval 29-Dec-2023 18:10.
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 1805 hrs on 29 December 2023
PRICES ARE SUBJECT TO REVIEW for trading interval 29-Dec-2023 18:10.
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.
112893INTER-REGIONAL TRANSFER29/12/2023 05:27:51 PM
Inter-regional transfer limit variation - constraint automation to manage Power System Security in QLD region - 29/12/2023
AEMO ELECTRICITY MARKET NOTICE
Inter-regional transfer limit variation - constraint automation to manage Power System Security in QLD region - 29/12/2023
In order to maintain the power system in a secure operating state in the QLD region, AEMO has invoked automated constraint set CA_SYDS_549FBEF5 from 1650 hrs until further notice.
This constraint set contains equations with the following interconnector on the LHS;
N-Q-MNSP1
Manager NEM Real Time Operations
Inter-regional transfer limit variation - constraint automation to manage Power System Security in QLD region - 29/12/2023
In order to maintain the power system in a secure operating state in the QLD region, AEMO has invoked automated constraint set CA_SYDS_549FBEF5 from 1650 hrs until further notice.
This constraint set contains equations with the following interconnector on the LHS;
N-Q-MNSP1
Manager NEM Real Time Operations