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NON-CONFORMANCE Region QLD1 Saturday, 6 July 2024
NON-CONFORMANCE QLD1 Region Saturday, 6 July 2024
AEMO has declared the following unit as non-conforming under clause 3.8.23 of the National Electricity Rules:
Unit: MPP_2
Duration: 06/07/2024 04:00 to 06/07/2024 04:30
Amount: 33 MW
Constraint: NC-Q_MPP_2
Auto-generated on behalf of Manager NEM Real Time Operations
Cancellation of the reclassification of a Non-Credible Contingency Event: Brinkworth-Davenport, Brinkworth-Templers West and Para-Templers West 275kV lines in SA due to severe weather warning .
Cancellation of the reclassification of a non-credible contingency event as a credible contingency event due to severe weather warning.
AEMO considers the simultaneous trip of the following circuits is no longer reasonably possible. There is no longer any severe weather warning in the vicinity of the following lines. Accordingly its classification has reverted to a non-credible contingency event.
Region: SA
Lines: Brinkworth-Davenport, Brinkworth-Templers West and Para-Templers West 275kV lines
Cancellation time: 1400 hrs 06/07/2024
Constraint set(s) revoked: Nil
Refer AEMO Electricity Market Notice 117297
Manager NEM Real Time Operations
Reclassification of a Non-Credible Contingency Event: Brinkworth-Davenport, Brinkworth-Templers West and Para-Templers West 275kV lines in SA due to severe weather warning.
Reclassification of a non-credible contingency event as a credible contingency event due to severe weather warning.
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: SA
Lines: Brinkworth-Davenport, Brinkworth-Templers West and Para-Templers West 275kV lines
Duration: 05/07/2024 21:30 until further notice
Constraint set(s) invoked: Nil
Manager NEM Real Time Operations
NON-CONFORMANCE Region QLD1 Wednesday, 3 July 2024
NON-CONFORMANCE QLD1 Region Wednesday, 3 July 2024
AEMO has declared the following unit as non-conforming under clause 3.8.23 of the National Electricity Rules:
Unit: CALL_B_1
Duration: 03/07/2024 21:55 to 03/07/2024 22:00
Amount: -97 MW
Constraint: NC-Q_CALL_B_1
Auto-generated on behalf of Manager NEM Real Time Operations
[EventId:202407031755_NRM_NSW1_VIC1_stopped] NEGRES CONSTRAINT NRM_NSW1_VIC1 ceased operating from 03 July 2024 17:55
Issued by Australian Energy Market Operator Ltd at 1755 hrs on 3 July 2024
CANCELLATION - ACTUAL NEGATIVE SETTLEMENT RESIDUES - NSW to VIC - 3 July 2024.
Refer to market notice: 117283
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 1755 hrs on 3 July 2024.
This is an AEMO autogenerated Market Notice.
[EventId:202407031730_NRM_NSW1_VIC1_started] NEGRES CONSTRAINT NRM_NSW1_VIC1 started operating from 03 July 2024 17:30
Issued by Australian Energy Market Operator Ltd at 1730 hrs on 3 July 2024
ACTUAL NEGATIVE SETTLEMENT RESIDUES - NSW to VIC - 3 July 2024.
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 1730 hrs on 3 July 2024.
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.
Cancellation of Reclassification of a Non-Credible Contingency Event - SA region - 13/10/2023
Cancellation of Reclassification of a Non-Credible Contingency Event: South East No.1 SVC and No.2 SVC - SA region - 13/10/2023.
Refer AEMO Electricity Market Notice 110252
Based on advice from the participant, AEMO considers the trip of the following circuit at South East is unlikely to re-occur. Accordingly, its classification has reverted to a non-credible contingency event.
Region: SA
Equipment: South East No.1 SVC and No.2 SVC
Cancellation time: 1515 hrs 03/07/2024
Constraint set(s) revoked: Nil
Manager NEM Real Time Operations
NON-CONFORMANCE Region QLD1 Wednesday, 3 July 2024
NON-CONFORMANCE QLD1 Region Wednesday, 3 July 2024
AEMO has declared the following unit as non-conforming under clause 3.8.23 of the National Electricity Rules:
Unit: STAN-1
Duration: 03/07/2024 14:40 to 03/07/2024 14:50
Amount: -18 MW
Constraint: NC-Q_STAN-1
Auto-generated on behalf of Manager NEM Real Time Operations
NON-CONFORMANCE Region NSW1 Tuesday, 2 July 2024
NON-CONFORMANCE NSW1 Region Tuesday, 2 July 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: BHBG1, BHBL1
Aggregate Dispatch Group: BHBESS_ADG1
Duration: 02/07/2024 18:30 to 02/07/2024 18:40
Amount: -10 MW
Constraint: NC-N_BHBESS_ADG1
Auto-generated on behalf of Manager NEM Real Time Operations