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117487POWER SYSTEM EVENTS27/07/2024 10:52:18 AM
Correction - Non-credible contingency event - QLD region - 27/07/2024
AEMO ELECTRICITY MARKET NOTICE.
Correction to Market Notice 117486
Non-credible contingency event - QLD region - 27/07/2024
At 0951 hrs the H38 Goodna No. 2 275kV Bus and the H38 Goodna No. 1 275/132kV transformer tripped.
AEMO did not instruct load shedding.
AEMO has not been advised of any disconnection of bulk electrical load.
The cause of this non credible contingency event is not known at this stage.
Manager NEM Real Time Operations
Correction to Market Notice 117486
Non-credible contingency event - QLD region - 27/07/2024
At 0951 hrs the H38 Goodna No. 2 275kV Bus and the H38 Goodna No. 1 275/132kV transformer tripped.
AEMO did not instruct load shedding.
AEMO has not been advised of any disconnection of bulk electrical load.
The cause of this non credible contingency event is not known at this stage.
Manager NEM Real Time Operations
117486POWER SYSTEM EVENTS27/07/2024 10:26:53 AM
Non-credible contingency event - QLD region - 27/07/2024
AEMO ELECTRICITY MARKET NOTICE.
Non-credible contingency event - QLD region - 27/07/2024
At 0951 hrs the H3 Goodna No. 2 275kV Bus and the H3 Goodna No. 1 275/132kV transformer tripped.
AEMO did not instruct load shedding.
AEMO has not been advised of any disconnection of bulk electrical load.
The cause of this non credible contingency event is not known at this stage.
Manager NEM Real Time Operations
Non-credible contingency event - QLD region - 27/07/2024
At 0951 hrs the H3 Goodna No. 2 275kV Bus and the H3 Goodna No. 1 275/132kV transformer tripped.
AEMO did not instruct load shedding.
AEMO has not been advised of any disconnection of bulk electrical load.
The cause of this non credible contingency event is not known at this stage.
Manager NEM Real Time Operations
117440SETTLEMENTS RESIDUE25/07/2024 11:15:22 AM
[EventId:202407251115_NRM_VIC1_NSW1_stopped] NEGRES CONSTRAINT NRM_VIC1_NSW1 ceased operating from 25 July 2024 11:15
AEMO ELECTRICITY MARKET NOTICE
Issued by Australian Energy Market Operator Ltd at 1115 hrs on 25 July 2024
CANCELLATION - ACTUAL NEGATIVE SETTLEMENT RESIDUES - VIC to NSW - 25 July 2024.
Refer to market notice: 117439
AEMO has ceased taking action to minimize the further accumulation of negative settlement residues on the VIC to NSW directional interconnector.
The negative residue constraint NRM_VIC1_NSW1 ceased operating at 1115 hrs on 25 July 2024.
This is an AEMO autogenerated Market Notice.
Issued by Australian Energy Market Operator Ltd at 1115 hrs on 25 July 2024
CANCELLATION - ACTUAL NEGATIVE SETTLEMENT RESIDUES - VIC to NSW - 25 July 2024.
Refer to market notice: 117439
AEMO has ceased taking action to minimize the further accumulation of negative settlement residues on the VIC to NSW directional interconnector.
The negative residue constraint NRM_VIC1_NSW1 ceased operating at 1115 hrs on 25 July 2024.
This is an AEMO autogenerated Market Notice.
117439SETTLEMENTS RESIDUE25/07/2024 10:00:21 AM
[EventId:202407251000_NRM_VIC1_NSW1_started] NEGRES CONSTRAINT NRM_VIC1_NSW1 started operating from 25 July 2024 10:00
AEMO ELECTRICITY MARKET NOTICE
Issued by Australian Energy Market Operator Ltd at 1000 hrs on 25 July 2024
ACTUAL NEGATIVE SETTLEMENT RESIDUES - VIC to NSW - 25 July 2024.
Electricity Market outcomes have resulted in the accumulation of negative settlement residues that have exceeded the allowable negative residue threshold for the VIC to NSW directional interconnector.
The negative residue constraint set NRM_VIC1_NSW1 commenced operating from 1000 hrs on 25 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.
Issued by Australian Energy Market Operator Ltd at 1000 hrs on 25 July 2024
ACTUAL NEGATIVE SETTLEMENT RESIDUES - VIC to NSW - 25 July 2024.
Electricity Market outcomes have resulted in the accumulation of negative settlement residues that have exceeded the allowable negative residue threshold for the VIC to NSW directional interconnector.
The negative residue constraint set NRM_VIC1_NSW1 commenced operating from 1000 hrs on 25 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.
117428NON-CONFORMANCE24/07/2024 08:55:12 AM
NON-CONFORMANCE Region QLD1 Wednesday, 24 July 2024
AEMO ELECTRICITY MARKET NOTICE
NON-CONFORMANCE QLD1 Region Wednesday, 24 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: 24/07/2024 07:10 to 24/07/2024 08:55
Amount: -20 MW
Constraint: NC-Q_MPP_2
Auto-generated on behalf of Manager NEM Real Time Operations
NON-CONFORMANCE QLD1 Region Wednesday, 24 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: 24/07/2024 07:10 to 24/07/2024 08:55
Amount: -20 MW
Constraint: NC-Q_MPP_2
Auto-generated on behalf of Manager NEM Real Time Operations
117427NON-CONFORMANCE23/07/2024 06:15:20 PM
NON-CONFORMANCE Region NSW1 Tuesday, 23 July 2024
AEMO ELECTRICITY MARKET NOTICE
NON-CONFORMANCE NSW1 Region Tuesday, 23 July 2024
AEMO has declared the following unit as non-conforming under clause 3.8.23 of the National Electricity Rules:
Unit: SHGEN
Duration: 23/07/2024 18:05 to 23/07/2024 18:15
Amount: -81 MW
Constraint: NC-N_SHGEN
Auto-generated on behalf of Manager NEM Real Time Operations
NON-CONFORMANCE NSW1 Region Tuesday, 23 July 2024
AEMO has declared the following unit as non-conforming under clause 3.8.23 of the National Electricity Rules:
Unit: SHGEN
Duration: 23/07/2024 18:05 to 23/07/2024 18:15
Amount: -81 MW
Constraint: NC-N_SHGEN
Auto-generated on behalf of Manager NEM Real Time Operations
117388SETTLEMENTS RESIDUE20/07/2024 02:30:21 PM
[EventId:202407201430_NRM_VIC1_NSW1_stopped] NEGRES CONSTRAINT NRM_VIC1_NSW1 ceased operating from 20 July 2024 14:30
AEMO ELECTRICITY MARKET NOTICE
Issued by Australian Energy Market Operator Ltd at 1430 hrs on 20 July 2024
CANCELLATION - ACTUAL NEGATIVE SETTLEMENT RESIDUES - VIC to NSW - 20 July 2024.
Refer to market notice: 117382
AEMO has ceased taking action to minimize the further accumulation of negative settlement residues on the VIC to NSW directional interconnector.
The negative residue constraint NRM_VIC1_NSW1 ceased operating at 1430 hrs on 20 July 2024.
This is an AEMO autogenerated Market Notice.
Issued by Australian Energy Market Operator Ltd at 1430 hrs on 20 July 2024
CANCELLATION - ACTUAL NEGATIVE SETTLEMENT RESIDUES - VIC to NSW - 20 July 2024.
Refer to market notice: 117382
AEMO has ceased taking action to minimize the further accumulation of negative settlement residues on the VIC to NSW directional interconnector.
The negative residue constraint NRM_VIC1_NSW1 ceased operating at 1430 hrs on 20 July 2024.
This is an AEMO autogenerated Market Notice.
117387NON-CONFORMANCE20/07/2024 01:50:15 PM
NON-CONFORMANCE Region QLD1 Saturday, 20 July 2024
AEMO ELECTRICITY MARKET NOTICE
NON-CONFORMANCE QLD1 Region Saturday, 20 July 2024
AEMO has declared the following unit as non-conforming under clause 3.8.23 of the National Electricity Rules:
Unit: GANGARR1
Duration: 20/07/2024 12:20 to 20/07/2024 13:50
Amount: 60 MW
Constraint: NC-Q_GANGARR1
Auto-generated on behalf of Manager NEM Real Time Operations
NON-CONFORMANCE QLD1 Region Saturday, 20 July 2024
AEMO has declared the following unit as non-conforming under clause 3.8.23 of the National Electricity Rules:
Unit: GANGARR1
Duration: 20/07/2024 12:20 to 20/07/2024 13:50
Amount: 60 MW
Constraint: NC-Q_GANGARR1
Auto-generated on behalf of Manager NEM Real Time Operations
117382SETTLEMENTS RESIDUE20/07/2024 01:30:31 PM
[EventId:202407201330_NRM_VIC1_NSW1_started] NEGRES CONSTRAINT NRM_VIC1_NSW1 started operating from 20 July 2024 13:30
AEMO ELECTRICITY MARKET NOTICE
Issued by Australian Energy Market Operator Ltd at 1330 hrs on 20 July 2024
ACTUAL NEGATIVE SETTLEMENT RESIDUES - VIC to NSW - 20 July 2024.
Electricity Market outcomes have resulted in the accumulation of negative settlement residues that have exceeded the allowable negative residue threshold for the VIC to NSW directional interconnector.
The negative residue constraint set NRM_VIC1_NSW1 commenced operating from 1330 hrs on 20 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.
Issued by Australian Energy Market Operator Ltd at 1330 hrs on 20 July 2024
ACTUAL NEGATIVE SETTLEMENT RESIDUES - VIC to NSW - 20 July 2024.
Electricity Market outcomes have resulted in the accumulation of negative settlement residues that have exceeded the allowable negative residue threshold for the VIC to NSW directional interconnector.
The negative residue constraint set NRM_VIC1_NSW1 commenced operating from 1330 hrs on 20 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.