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117908POWER SYSTEM EVENTS28/08/2024 01:02:22 AM
Non-credible contingency event - VIC region - 28/08/2024
AEMO ELECTRICITY MARKET NOTICE.
Non-credible contingency event - VIC region - 28/08/2024
At 0001 hrs the APD No1 Potline and the APD No 2 Potline tripped.
AEMO did not instruct load shedding.
The cause of this non credible contingency event is not known at this stage.
Manager NEM Real Time Operations
Non-credible contingency event - VIC region - 28/08/2024
At 0001 hrs the APD No1 Potline and the APD No 2 Potline tripped.
AEMO did not instruct load shedding.
The cause of this non credible contingency event is not known at this stage.
Manager NEM Real Time Operations
117907RECLASSIFY CONTINGENCY27/08/2024 11:51:21 PM
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.
AEMO ELECTRICITY MARKET NOTICE.
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: 27/08/2024 23:50 until further notice
Constraint set(s) invoked: Nil
Manager NEM Real Time Operations
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: 27/08/2024 23:50 until further notice
Constraint set(s) invoked: Nil
Manager NEM Real Time Operations
117906SETTLEMENTS RESIDUE27/08/2024 07:10:39 PM
[EventId:202408271910_NRM_NSW1_VIC1_stopped] NEGRES CONSTRAINT NRM_NSW1_VIC1 ceased operating from 27 August 2024 19:10
AEMO ELECTRICITY MARKET NOTICE
Issued by Australian Energy Market Operator Ltd at 1910 hrs on 27 August 2024
CANCELLATION - ACTUAL NEGATIVE SETTLEMENT RESIDUES - NSW to VIC - 27 August 2024.
Refer to market notice: 117905
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 1910 hrs on 27 August 2024.
This is an AEMO autogenerated Market Notice.
Issued by Australian Energy Market Operator Ltd at 1910 hrs on 27 August 2024
CANCELLATION - ACTUAL NEGATIVE SETTLEMENT RESIDUES - NSW to VIC - 27 August 2024.
Refer to market notice: 117905
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 1910 hrs on 27 August 2024.
This is an AEMO autogenerated Market Notice.
117905SETTLEMENTS RESIDUE27/08/2024 06:10:28 PM
[EventId:202408271810_NRM_NSW1_VIC1_started] NEGRES CONSTRAINT NRM_NSW1_VIC1 started operating from 27 August 2024 18:10
AEMO ELECTRICITY MARKET NOTICE
Issued by Australian Energy Market Operator Ltd at 1810 hrs on 27 August 2024
ACTUAL NEGATIVE SETTLEMENT RESIDUES - NSW to VIC - 27 August 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 1810 hrs on 27 August 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 1810 hrs on 27 August 2024
ACTUAL NEGATIVE SETTLEMENT RESIDUES - NSW to VIC - 27 August 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 1810 hrs on 27 August 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.
117903PRICES UNCHANGED27/08/2024 04:09:19 PM
[EventId:202408271545_confirmed] Prices for interval 27-Aug-2024 15:45 are now confirmed
AEMO ELECTRICITY MARKET NOTICE
Issued by Australian Energy Market Operator Ltd at 1605 hrs on 27 August 2024
PRICES ARE NOW CONFIRMED for trading interval 27-Aug-2024 15:45.
In accordance with Market Notice 117891 AEMO has reviewed this trading interval and determined that:
- Manifestly Incorrect Inputs did not apply
Prices remain unchanged.
This is an AEMO autogenerated Market Notice.
Issued by Australian Energy Market Operator Ltd at 1605 hrs on 27 August 2024
PRICES ARE NOW CONFIRMED for trading interval 27-Aug-2024 15:45.
In accordance with Market Notice 117891 AEMO has reviewed this trading interval and determined that:
- Manifestly Incorrect Inputs did not apply
Prices remain unchanged.
This is an AEMO autogenerated Market Notice.
117902PRICES UNCHANGED27/08/2024 04:11:54 PM
[EventId:202408271605_confirmed] Prices for interval 27-Aug-2024 16:05 are now confirmed
AEMO ELECTRICITY MARKET NOTICE
Issued by Australian Energy Market Operator Ltd at 1605 hrs on 27 August 2024
PRICES ARE NOW CONFIRMED for trading interval 27-Aug-2024 16:05.
In accordance with Market Notice 117897 AEMO has reviewed this trading interval and determined that:
- Manifestly Incorrect Inputs did not apply
Prices remain unchanged.
This is an AEMO autogenerated Market Notice.
Issued by Australian Energy Market Operator Ltd at 1605 hrs on 27 August 2024
PRICES ARE NOW CONFIRMED for trading interval 27-Aug-2024 16:05.
In accordance with Market Notice 117897 AEMO has reviewed this trading interval and determined that:
- Manifestly Incorrect Inputs did not apply
Prices remain unchanged.
This is an AEMO autogenerated Market Notice.
117901PRICES UNCHANGED27/08/2024 04:08:12 PM
[EventId:202408271600_confirmed] Prices for interval 27-Aug-2024 16:00 are now confirmed
AEMO ELECTRICITY MARKET NOTICE
Issued by Australian Energy Market Operator Ltd at 1605 hrs on 27 August 2024
PRICES ARE NOW CONFIRMED for trading interval 27-Aug-2024 16:00.
In accordance with Market Notice 117896 AEMO has reviewed this trading interval and determined that:
- Manifestly Incorrect Inputs did not apply
Prices remain unchanged.
This is an AEMO autogenerated Market Notice.
Issued by Australian Energy Market Operator Ltd at 1605 hrs on 27 August 2024
PRICES ARE NOW CONFIRMED for trading interval 27-Aug-2024 16:00.
In accordance with Market Notice 117896 AEMO has reviewed this trading interval and determined that:
- Manifestly Incorrect Inputs did not apply
Prices remain unchanged.
This is an AEMO autogenerated Market Notice.
117900PRICES UNCHANGED27/08/2024 04:10:37 PM
[EventId:202408271555_confirmed] Prices for interval 27-Aug-2024 15:55 are now confirmed
AEMO ELECTRICITY MARKET NOTICE
Issued by Australian Energy Market Operator Ltd at 1605 hrs on 27 August 2024
PRICES ARE NOW CONFIRMED for trading interval 27-Aug-2024 15:55.
In accordance with Market Notice 117895 AEMO has reviewed this trading interval and determined that:
- Manifestly Incorrect Inputs did not apply
Prices remain unchanged.
This is an AEMO autogenerated Market Notice.
Issued by Australian Energy Market Operator Ltd at 1605 hrs on 27 August 2024
PRICES ARE NOW CONFIRMED for trading interval 27-Aug-2024 15:55.
In accordance with Market Notice 117895 AEMO has reviewed this trading interval and determined that:
- Manifestly Incorrect Inputs did not apply
Prices remain unchanged.
This is an AEMO autogenerated Market Notice.
117899PRICES UNCHANGED27/08/2024 04:05:18 PM
[EventId:202408271550_confirmed] Prices for interval 27-Aug-2024 15:50 are now confirmed
AEMO ELECTRICITY MARKET NOTICE
Issued by Australian Energy Market Operator Ltd at 1605 hrs on 27 August 2024
PRICES ARE NOW CONFIRMED for trading interval 27-Aug-2024 15:50.
In accordance with Market Notice 117893 AEMO has reviewed this trading interval and determined that:
- Manifestly Incorrect Inputs did not apply
Prices remain unchanged.
This is an AEMO autogenerated Market Notice.
Issued by Australian Energy Market Operator Ltd at 1605 hrs on 27 August 2024
PRICES ARE NOW CONFIRMED for trading interval 27-Aug-2024 15:50.
In accordance with Market Notice 117893 AEMO has reviewed this trading interval and determined that:
- Manifestly Incorrect Inputs did not apply
Prices remain unchanged.
This is an AEMO autogenerated Market Notice.