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92872RECLASSIFY CONTINGENCY02/12/2021 01:47:05 PM
Reclassification of a Non-Credible Contingency Event: Hazelwood - Rowville No.1 220kV line and Hazelwood - Rowville No.2 220kV line in VIC1 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: VIC1
Lines: Hazelwood - Rowville No.1 220kV and Hazelwood - Rowville No.2 220kV
Duration: 02/12/2021 13:47 until further notice
Constraint set(s) invoked:
V-HWRO_R_N-2 Constraint set contains the following interconnector(s) on the left hand side:
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: VIC1
Lines: Hazelwood - Rowville No.1 220kV and Hazelwood - Rowville No.2 220kV
Duration: 02/12/2021 13:47 until further notice
Constraint set(s) invoked:
V-HWRO_R_N-2 Constraint set contains the following interconnector(s) on the left hand side:
NONE
Auto-generated on behalf of Manager NEM Real Time Operations
92871SETTLEMENTS RESIDUE02/12/2021 11:40:18 AM
[EventId:202112021140_NRM_NSW1_VIC1_stopped] NEGRES CONSTRAINT NRM_NSW1_VIC1 ceased operating from 02 December 2021 11:40
AEMO ELECTRICITY MARKET NOTICE
Issued by Australian Energy Market Operator Ltd at 1140 hrs on 2 December 2021
CANCELLATION - ACTUAL NEGATIVE SETTLEMENT RESIDUES - NSW to VIC - 2 December 2021.
Refer to market notice: 92865
AEMO has ceased taking action to minimize the further accumulation of negative settlement residues on the NSW to VIC directional interconnector.
The negative residue constraint NRM_NSW1_VIC1 ceased operating at 1140 hrs on 2 December 2021.
This is an AEMO autogenerated Market Notice.
Issued by Australian Energy Market Operator Ltd at 1140 hrs on 2 December 2021
CANCELLATION - ACTUAL NEGATIVE SETTLEMENT RESIDUES - NSW to VIC - 2 December 2021.
Refer to market notice: 92865
AEMO has ceased taking action to minimize the further accumulation of negative settlement residues on the NSW to VIC directional interconnector.
The negative residue constraint NRM_NSW1_VIC1 ceased operating at 1140 hrs on 2 December 2021.
This is an AEMO autogenerated Market Notice.
92870INTER-REGIONAL TRANSFER02/12/2021 11:18:31 AM
Inter-Regional Transfer limit variation - Murraylink
AEMO ELECTRICITY MARKET NOTICE
Inter-Regional Transfer limit variation - Murraylink
There has been an unplanned outage of the Murraylink interconnector.
The following constraint set was invoked at 1115 hrs 02/12/2021
I-ML_ZERO
The constraint set contains the following interconnector on the left hand side.
V-S-MNSP1
Refer to AEMO Network Outage Scheduler (NOS) for further details.
Manager NEM Real Time Operations
Inter-Regional Transfer limit variation - Murraylink
There has been an unplanned outage of the Murraylink interconnector.
The following constraint set was invoked at 1115 hrs 02/12/2021
I-ML_ZERO
The constraint set contains the following interconnector on the left hand side.
V-S-MNSP1
Refer to AEMO Network Outage Scheduler (NOS) for further details.
Manager NEM Real Time Operations
92869NON-CONFORMANCE02/12/2021 11:12:18 AM
NON-CONFORMANCE Region QLD1 Thursday, 2 December 2021
AEMO ELECTRICITY MARKET NOTICE
NON-CONFORMANCE QLD1 Region Thursday, 2 December 2021
AEMO declared a schedule generating unit non-conforming
Unit: GSTONE6
Duration: 02/12/2021 11:00 to 02/12/2021 11:10
Amount: 25 MW
Constraint: NC-Q_GSTONE6
Auto-generated on behalf of Manager NEM Real Time Operations
NON-CONFORMANCE QLD1 Region Thursday, 2 December 2021
AEMO declared a schedule generating unit non-conforming
Unit: GSTONE6
Duration: 02/12/2021 11:00 to 02/12/2021 11:10
Amount: 25 MW
Constraint: NC-Q_GSTONE6
Auto-generated on behalf of Manager NEM Real Time Operations
92868NON-CONFORMANCE02/12/2021 11:11:39 AM
NON-CONFORMANCE Region QLD1 Thursday, 2 December 2021
AEMO ELECTRICITY MARKET NOTICE
NON-CONFORMANCE QLD1 Region Thursday, 2 December 2021
AEMO declared a schedule generating unit non-conforming
Unit: GSTONE5
Duration: 02/12/2021 11:00 to 02/12/2021 11:10
Amount: 25 MW
Constraint: NC-Q_GSTONE5
Auto-generated on behalf of Manager NEM Real Time Operations
NON-CONFORMANCE QLD1 Region Thursday, 2 December 2021
AEMO declared a schedule generating unit non-conforming
Unit: GSTONE5
Duration: 02/12/2021 11:00 to 02/12/2021 11:10
Amount: 25 MW
Constraint: NC-Q_GSTONE5
Auto-generated on behalf of Manager NEM Real Time Operations
92867NON-CONFORMANCE02/12/2021 11:10:58 AM
NON-CONFORMANCE Region QLD1 Thursday, 2 December 2021
AEMO ELECTRICITY MARKET NOTICE
NON-CONFORMANCE QLD1 Region Thursday, 2 December 2021
AEMO declared a schedule generating unit non-conforming
Unit: GSTONE4
Duration: 02/12/2021 11:00 to 02/12/2021 11:10
Amount: 25 MW
Constraint: NC-Q_GSTONE4
Auto-generated on behalf of Manager NEM Real Time Operations
NON-CONFORMANCE QLD1 Region Thursday, 2 December 2021
AEMO declared a schedule generating unit non-conforming
Unit: GSTONE4
Duration: 02/12/2021 11:00 to 02/12/2021 11:10
Amount: 25 MW
Constraint: NC-Q_GSTONE4
Auto-generated on behalf of Manager NEM Real Time Operations
92866NON-CONFORMANCE02/12/2021 11:10:19 AM
NON-CONFORMANCE Region QLD1 Thursday, 2 December 2021
AEMO ELECTRICITY MARKET NOTICE
NON-CONFORMANCE QLD1 Region Thursday, 2 December 2021
AEMO declared a schedule generating unit non-conforming
Unit: GSTONE2
Duration: 02/12/2021 11:00 to 02/12/2021 11:10
Amount: 25 MW
Constraint: NC-Q_GSTONE2
Auto-generated on behalf of Manager NEM Real Time Operations
NON-CONFORMANCE QLD1 Region Thursday, 2 December 2021
AEMO declared a schedule generating unit non-conforming
Unit: GSTONE2
Duration: 02/12/2021 11:00 to 02/12/2021 11:10
Amount: 25 MW
Constraint: NC-Q_GSTONE2
Auto-generated on behalf of Manager NEM Real Time Operations
92865SETTLEMENTS RESIDUE02/12/2021 11:05:17 AM
[EventId:202112021105_NRM_NSW1_VIC1_started] NEGRES CONSTRAINT NRM_NSW1_VIC1 started operating from 02 December 2021 11:05
AEMO ELECTRICITY MARKET NOTICE
Issued by Australian Energy Market Operator Ltd at 1105 hrs on 2 December 2021
ACTUAL NEGATIVE SETTLEMENT RESIDUES - NSW to VIC - 2 December 2021.
Electricity Market outcomes have resulted in the accumulation of negative settlement residues that have exceeded the allowable negative residue threshold for the NSW to VIC directional interconnector.
The negative residue constraint set NRM_NSW1_VIC1 commenced operating from 1105 hrs on 2 December 2021.
This constraint set contains an equation with the following interconnectors on the LHS:
VIC1-NSW1
The RHS of the constraint equation may be adjusted to manage residues.
This is an AEMO autogenerated Market Notice.
Issued by Australian Energy Market Operator Ltd at 1105 hrs on 2 December 2021
ACTUAL NEGATIVE SETTLEMENT RESIDUES - NSW to VIC - 2 December 2021.
Electricity Market outcomes have resulted in the accumulation of negative settlement residues that have exceeded the allowable negative residue threshold for the NSW to VIC directional interconnector.
The negative residue constraint set NRM_NSW1_VIC1 commenced operating from 1105 hrs on 2 December 2021.
This constraint set contains an equation with the following interconnectors on the LHS:
VIC1-NSW1
The RHS of the constraint equation may be adjusted to manage residues.
This is an AEMO autogenerated Market Notice.
92864NON-CONFORMANCE02/12/2021 01:05:14 AM
NON-CONFORMANCE Region QLD1 Thursday, 2 December 2021
AEMO ELECTRICITY MARKET NOTICE
NON-CONFORMANCE QLD1 Region Thursday, 2 December 2021
AEMO declared a schedule generating unit non-conforming
Unit: CALL_B_2
Duration: 02/12/2021 01:00 to 02/12/2021 01:05
Amount: -31 MW
Constraint: NC-Q_CALL_B_2
Auto-generated on behalf of Manager NEM Real Time Operations
NON-CONFORMANCE QLD1 Region Thursday, 2 December 2021
AEMO declared a schedule generating unit non-conforming
Unit: CALL_B_2
Duration: 02/12/2021 01:00 to 02/12/2021 01:05
Amount: -31 MW
Constraint: NC-Q_CALL_B_2
Auto-generated on behalf of Manager NEM Real Time Operations