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[EventId:202408291235_NRM_QLD1_NSW1_started] NEGRES CONSTRAINT NRM_QLD1_NSW1 started operating from 29 August 2024 12:35
Issued by Australian Energy Market Operator Ltd at 1235 hrs on 29 August 2024
ACTUAL NEGATIVE SETTLEMENT RESIDUES - QLD to NSW - 29 August 2024.
Electricity Market outcomes have resulted in the accumulation of negative settlement residues that have exceeded the allowable negative residue threshold for the QLD to NSW directional interconnector.
The negative residue constraint set NRM_QLD1_NSW1 commenced operating from 1235 hrs on 29 August 2024.
This constraint set contains an equation with the following interconnectors on the LHS:
N-Q-MNSP1
NSW1-QLD1
The RHS of the constraint equation may be adjusted to manage residues.
This is an AEMO autogenerated Market Notice.
QNI Minor testing (NSW to Qld) 28th August 2024
Refer to market notice 117650
There is an opportunity for testing QNI Minor for flows from NSW to Qld up to 850 MW on Wednesday 28th August 2024 from 1300 to 1700hrs.
This test includes a trip and reclose of a line in northern NSW.
Please also refer to the published formal QNI minor testing information at the following link:
https://www.aemo.com.au/consultations/current-and-closed-consultations/qld-to-nsw-interconnector-qni-upgrade
Ben Blake
AEMO Operations
Update - Non-credible contingency event - VIC region - 28/08/2024
Update - Non-credible contingency event - VIC region - 28/08/2024
Refer AEMO Electricity Market Notice 117908
At 0134 hrs the APD No 2 Potline was returned to service.
At 0200 hrs the APD No 1 Potline was returned to service.
The cause of this non-credible contingency event has been identified and AEMO is satisfied that another occurrence of this event is unlikely under the current circumstances.
AEMO will not reclassify this event as a credible contingency event.
Manager NEM Real Time Operations
Non-credible contingency event - VIC region - 28/08/2024
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
[EventId:202408271910_NRM_NSW1_VIC1_stopped] NEGRES CONSTRAINT NRM_NSW1_VIC1 ceased operating from 27 August 2024 19:10
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.
[EventId:202408271810_NRM_NSW1_VIC1_started] NEGRES CONSTRAINT NRM_NSW1_VIC1 started operating from 27 August 2024 18:10
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.
Network Augmentation Commissioned - VIC Region - 27/08/2024
Network Augmentation Commissioned - VIC Region - 27/08/2024
Cressy - Golden Plains No. 1 220 kV Line has been commissioned.
Golden Plains Terminal Station has been commissioned.
Manager NEM Real Time Operations
[EventId:202408271545_confirmed] Prices for interval 27-Aug-2024 15:45 are now confirmed
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.
[EventId:202408271605_confirmed] Prices for interval 27-Aug-2024 16:05 are now confirmed
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.