Filter by category
Filter by Date
Reclassification of a Non-Credible Contingency Event: Tarong - Chinchilla No.7168 132 kV line and Tarong - Chinchilla No.7183 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: Tarong - Chinchilla No.7168 132 kV and Tarong - Chinchilla No.7183 132 kV
Duration: 27/09/2019 16:38 until further notice
Constraint set(s) invoked:
NONE
Auto-generated on behalf of Manager NEM Real Time Operations
INC0047509 : Incident Alert : Issue External and Market Notification
Please be aware of Incident and its status mentioned below:
Preventative maintenance required on the EMMS - Participant FTP file server
Services Affected
Time of Occurrence of Incident
27/09/2019 16:12:23 AEST
Impact/Status/Requirements
Preventative maintenance to proactively address some issues observed. There will be a very short outage of less than one minute.
References
Incident Number: INC0047509
For further details please contact the AEMO Information and Support Hub or on External 1300 236 600.
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.
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: 27/09/2019 15:36 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
NON-CONFORMANCE Region QLD1 Friday, 27 September 2019
NON-CONFORMANCE QLD1 Region Friday, 27 September 2019
AEMO declared a schedule generating unit non-conforming
Unit: CPSA
Duration: 27/09/2019 14:45 to 27/09/2019 15:15
Amount: -15 MW
Constraint: NC-Q_CPSA
Auto-generated on behalf of Manager NEM Real Time Operations
Non-credible contingency event - SA region - 27/09/2019
Non-credible contingency event - SA region - 27/09/2019
At 0020 hrs 27/09/2019 Quarantine Power Station unit 1 and unit 5 tripped.
AEMO did not instruct load shedding.
AEMO has not been advised of any disconnection of bulk electrical load.
Manager NEM Real Time Operations
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.
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: 27/09/2019 00:39
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 70259
Auto-generated on behalf of Manager NEM Real Time Operations
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.
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: 26/09/2019 22:35 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
NON-CONFORMANCE Region QLD1 Thursday, 26 September 2019
NON-CONFORMANCE QLD1 Region Thursday, 26 September 2019
AEMO declared a schedule generating unit non-conforming
Unit: TARONG#1
Duration: 26/09/2019 20:15 to 26/09/2019 20:20
Amount: -19 MW
Constraint: NC-Q_TARONG#1
Manager NEM Real Time Operations
NON-CONFORMANCE Region QLD1 Thursday, 26 September 2019
NON-CONFORMANCE QLD1 Region Thursday, 26 September 2019
AEMO declared a schedule generating unit non-conforming
Unit: STAN-1
Duration: 26/09/2019 15:05 to 26/09/2019 15:10
Amount: -31 MW
Constraint: NC-Q_STAN-1
Auto-generated on behalf of Manager NEM Real Time Operations