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NON-CONFORMANCE Region NSW1 Friday, 19 January 2024
NON-CONFORMANCE NSW1 Region Friday, 19 January 2024
AEMO has declared the following unit as non-conforming under clause 3.8.23 of the National Electricity Rules:
Unit: MP2
Duration: 19/01/2024 07:00 to 19/01/2024 07:05
Amount: 16 MW
Constraint: NC-N_MP2
Auto-generated on behalf of Manager NEM Real Time Operations
Cancellation of a Non-Credible Contingency Event: H14 Middle Ridge No. 2 and No. 3 275/110 kV transformers in Qld Region due to Lightning
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 elements is no longer reasonably possible. There is no longer any lightning activity in the vicinity of the following elements. Accordingly its classification has reverted to a non-credible contingency event.
Region: QLD
Elements: H14 Middle Ridge No. 2 and No. 3 275/110 kV transformers
Cancellation time : 2200 hrs 18/01/2024
Constraint set(s) revoked: Q-MR_TX2_3_N-2
Refer AEMO Electricity Market Notice 113418
Manager NEM Real Time Operations
Cancellation of a Non-Credible Contingency Event: Chalumbin - Turkinje No.7165 132 kV line and Chalumbin - Turkinje No.7166 132 kV line in QLD1 due to Lightning.
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: Chalumbin - Turkinje No.7165 132 kV and Chalumbin - Turkinje No.7166 132 kV
Cancellation time: 18/01/2024 20:54
Constraint set(s) revoked:
NONE
Refer AEMO Electricity Market Notice 113427
Auto-generated on behalf of Manager NEM Real Time Operations
Cancellation of a Non-Credible Contingency Event: Tumoulin - Woree No.877 275 kV line and Chalumbin - Turkinje No.7166 132 kV line in QLD1 due to Lightning.
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: Tumoulin - Woree No.877 275 kV and Chalumbin - Turkinje No.7166 132 kV
Cancellation time: 18/01/2024 20:24
Constraint set(s) revoked:
NONE
Refer AEMO Electricity Market Notice 113436
Auto-generated on behalf of Manager NEM Real Time Operations
Cancellation of a Non-Credible Contingency Event: Armidale - Dumaresq 8C 330kV line and Armidale - Sapphire WF 8E 330kV line in NSW1 due to Lightning.
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: Armidale - Dumaresq 8C 330kV and Armidale - Sapphire WF 8E 330kV
Cancellation time: 18/01/2024 18:39
Constraint set(s) revoked:
N-ARDM_ARSR_1PH_N-2 Constraint set contains the following interconnector(s) on the left hand side:
N-Q-MNSP1
NSW1-QLD1
Refer AEMO Electricity Market Notice 113405
Auto-generated on behalf of Manager NEM Real Time Operations
Reclassification of a Non-Credible Contingency Event: Tumoulin - Woree No.877 275 kV line and Chalumbin - Turkinje No.7166 132 kV line in QLD1 due to Lightning.
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: Tumoulin - Woree No.877 275 kV and Chalumbin - Turkinje No.7166 132 kV
Duration: 18/01/2024 16:21 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: Chalumbin - Turkinje No.7165 132 kV line and Chalumbin - Turkinje No.7166 132 kV line in QLD1 due to Lightning.
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: Chalumbin - Turkinje No.7165 132 kV and Chalumbin - Turkinje No.7166 132 kV
Duration: 18/01/2024 15:51 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: H14 Middle Ridge No. 2 and No. 3 275/110 kV transformers in Qld due to Lightning
Reclassification of a Non-Credible Contingency Event as a Credible Contingency Event due to Lightning. AEMO considers the simultaneous trip of the following elements to now be more likely and reasonably possible. Accordingly AEMO has reclassified it as a credible contingency event.
Region: QLD1
Elements: H14 Middle Ridge No. 2 and No. 3 275/110 kV transformers
Duration: 18/01/2024 15:30 until further notice
Constraint set(s) invoked: Q-MR_TX2_3_N-2
Constraint set contains the following interconnector(s) on the left hand side : Nil
Manager NEM Real Time Operations
NON-CONFORMANCE Region NSW1 Thursday, 18 January 2024
NON-CONFORMANCE NSW1 Region Thursday, 18 January 2024
AEMO has declared the following units comprising an Aggregate Dispatch Group as non-conforming under clause 3.8.23 of the National Electricity Rules:
Units: DPNTBG1, DPNTBL1
Aggregate Dispatch Group: DPNTBESS_ADG1
Duration: 18/01/2024 14:50 to 18/01/2024 15:20
Amount: 19 MW
Constraint: NC-N_DPNTBESS_ADG1
Auto-generated on behalf of Manager NEM Real Time Operations