Market Notices

67972INTER-REGIONAL TRANSFER30/03/2019 10:15:13 AM

Inter regional transfer limit variation NSW - 30/03/2019

AEMO ELECTRICITY MARKET NOTICE
Inter regional transfer limit variation NSW - 30/03/2019

The outage of The Lower Tummut- Murray (66) 330KV line in the NSW region has been returned to service early at 0958 hrs.


The following constraints are invoked for this outage were

I-LTMS

The outage constraints contain the following interconnectors on the LHS

NSW1-QLD1
V-S-MNSP1
VIC1-NSW1
T-V-MNSP1


Refer to AEMO Network Outage Scheduler (NOS) for further details.

Manager NEM Real Time Operations
67971NON-CONFORMANCE30/03/2019 07:50:15 AM

NON-CONFORMANCE Region VIC1 Saturday, 30 March 2019

AEMO ELECTRICITY MARKET NOTICE

NON-CONFORMANCE VIC1 Region Saturday, 30 March 2019

AEMO declared a schedule generating unit non-conforming

Unit: YWPS2
Duration: 30/03/2019 07:40 to 30/03/2019 07:50
Amount: -29 MW
Constraint: NC-V_YWPS2

Auto-generated on behalf of Manager NEM Real Time Operations
67970RECLASSIFY CONTINGENCY30/03/2019 07:21:25 AM

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: 30/03/2019 07:21 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
67969RECLASSIFY CONTINGENCY30/03/2019 06:04:40 AM

Cancellation of a Non-Credible Contingency Event: Ross - Chalumbin No.857 275 kV line and Ross - Chalumbin No.858 275 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: Ross - Chalumbin No.857 275 kV and Ross - Chalumbin No.858 275 kV

Cancellation time: 30/03/2019 06:04

Constraint set(s) revoked:
NONE

Refer AEMO Electricity Market Notice 67967

Auto-generated on behalf of Manager NEM Real Time Operations
67968RECLASSIFY CONTINGENCY30/03/2019 05:49:40 AM

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: 30/03/2019 05:49

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 67966

Auto-generated on behalf of Manager NEM Real Time Operations
67967RECLASSIFY CONTINGENCY30/03/2019 05:01:40 AM

Reclassification of a Non-Credible Contingency Event: Ross - Chalumbin No.857 275 kV line and Ross - Chalumbin No.858 275 kV 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: Ross - Chalumbin No.857 275 kV and Ross - Chalumbin No.858 275 kV

Duration: 30/03/2019 05:01 until further notice

Constraint set(s) invoked:
NONE

Auto-generated on behalf of Manager NEM Real Time Operations
67966RECLASSIFY CONTINGENCY30/03/2019 04:45:21 AM

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: 30/03/2019 04:45 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
67965RECLASSIFY CONTINGENCY30/03/2019 03:19:40 AM

Cancellation of a Non-Credible Contingency Event: Eildon PS - Mt Beauty No.1 220 kV line and Eildon PS - Mt Beauty No.2 220 kV line in VIC1 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: VIC1

Lines: Eildon PS - Mt Beauty No.1 220 kV and Eildon PS - Mt Beauty No.2 220 kV

Cancellation time: 30/03/2019 03:19

Constraint set(s) revoked:
NONE

Refer AEMO Electricity Market Notice 67962

Auto-generated on behalf of Manager NEM Real Time Operations
67963RECLASSIFY CONTINGENCY30/03/2019 02:49:40 AM

Cancellation 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.

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: Tarong - Chinchilla No.7168 132 kV and Tarong - Chinchilla No.7183 132 kV

Cancellation time: 30/03/2019 02:49

Constraint set(s) revoked:
NONE

Refer AEMO Electricity Market Notice 67961

Auto-generated on behalf of Manager NEM Real Time Operations
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