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117506SETTLEMENTS RESIDUE30/07/2024 07:55:25 AM
[EventId:202407300755_NRM_VIC1_NSW1_stopped] NEGRES CONSTRAINT NRM_VIC1_NSW1 ceased operating from 30 July 2024 07:55
AEMO ELECTRICITY MARKET NOTICE
Issued by Australian Energy Market Operator Ltd at 0755 hrs on 30 July 2024
CANCELLATION - ACTUAL NEGATIVE SETTLEMENT RESIDUES - VIC to NSW - 30 July 2024.
Refer to market notice: 117505
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 0755 hrs on 30 July 2024.
This is an AEMO autogenerated Market Notice.
Issued by Australian Energy Market Operator Ltd at 0755 hrs on 30 July 2024
CANCELLATION - ACTUAL NEGATIVE SETTLEMENT RESIDUES - VIC to NSW - 30 July 2024.
Refer to market notice: 117505
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 0755 hrs on 30 July 2024.
This is an AEMO autogenerated Market Notice.
117505SETTLEMENTS RESIDUE30/07/2024 07:30:23 AM
[EventId:202407300730_NRM_VIC1_NSW1_started] NEGRES CONSTRAINT NRM_VIC1_NSW1 started operating from 30 July 2024 07:30
AEMO ELECTRICITY MARKET NOTICE
Issued by Australian Energy Market Operator Ltd at 0730 hrs on 30 July 2024
ACTUAL NEGATIVE SETTLEMENT RESIDUES - VIC to NSW - 30 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 0730 hrs on 30 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 0730 hrs on 30 July 2024
ACTUAL NEGATIVE SETTLEMENT RESIDUES - VIC to NSW - 30 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 0730 hrs on 30 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.
117503POWER SYSTEM EVENTS30/07/2024 07:07:11 AM
Non-credible contingency event - QLD region - 30/07/2024
AEMO ELECTRICITY MARKET NOTICE.
Non-credible contingency event - QLD region - 30/07/2024
At 0537 hrs the Darling Downs Power Station GT1, GT3 and and the steam turbine tripped from 484 MW.
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 - 30/07/2024
At 0537 hrs the Darling Downs Power Station GT1, GT3 and and the steam turbine tripped from 484 MW.
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
117501RESERVE NOTICE29/07/2024 05:49:35 AM
PDPASA - Cancellation of the Forecast Lack Of Reserve Level 1 (LOR1) in the TAS Region [beginning] on 29/07/2024
AEMO ELECTRICITY MARKET NOTICE
The Forecast LOR1 condition in the TAS region advised in AEMO Electricity Market Notice No. 117497 is cancelled at 0545 hrs 29/07/2024.
Manager NEM Real Time Operations
The Forecast LOR1 condition in the TAS region advised in AEMO Electricity Market Notice No. 117497 is cancelled at 0545 hrs 29/07/2024.
Manager NEM Real Time Operations
117500POWER SYSTEM EVENTS28/07/2024 05:14:14 PM
Update - Non-credible contingency event - QLD region - 27/07/2024
AEMO ELECTRICITY MARKET NOTICE.
Update - Non-credible contingency event - QLD region - 27/07/2024
Refer AEMO Electricity Market Notice 117487
At 1702 hrs the H38 Goodna No. 2 275kV Bus and the H38 Goodna No. 1 275/132kV transformer 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
Update - Non-credible contingency event - QLD region - 27/07/2024
Refer AEMO Electricity Market Notice 117487
At 1702 hrs the H38 Goodna No. 2 275kV Bus and the H38 Goodna No. 1 275/132kV transformer 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
117499RESERVE NOTICE28/07/2024 02:51:28 PM
STPASA - Cancellation of the Forecast Lack Of Reserve Level 1 (LOR1) in the TAS Region on 31/07/2024
AEMO ELECTRICITY MARKET NOTICE
The Forecast LOR1 condition in the TAS region advised in AEMO Electricity Market Notice No. 117493 is cancelled at 1420 hrs 28/07/2024
No LOR condition is currently forecast in the STPASA period.
Manager NEM Real Time Operations
The Forecast LOR1 condition in the TAS region advised in AEMO Electricity Market Notice No. 117493 is cancelled at 1420 hrs 28/07/2024
No LOR condition is currently forecast in the STPASA period.
Manager NEM Real Time Operations
117498RESERVE NOTICE28/07/2024 02:49:38 PM
STPASA - Cancellation of the Forecast Lack Of Reserve Level 1 (LOR1) in the TAS Region on 30/07/2024
AEMO ELECTRICITY MARKET NOTICE
The Forecast LOR1 condition in the TAS region advised in AEMO Electricity Market Notice No. 117492 is cancelled at 1420 hrs 28/07/2024
No LOR condition is currently forecast in the STPASA period.
Manager NEM Real Time Operations
The Forecast LOR1 condition in the TAS region advised in AEMO Electricity Market Notice No. 117492 is cancelled at 1420 hrs 28/07/2024
No LOR condition is currently forecast in the STPASA period.
Manager NEM Real Time Operations
117497RESERVE NOTICE28/07/2024 12:50:02 PM
PDPASA - Forecast Lack Of Reserve Level 1 (LOR1) in the TAS Region on 29/07/2024
AEMO ELECTRICITY MARKET NOTICE
AEMO declares a Forecast LOR1 condition under clause 4.8.4(b) of the National Electricity Rules for the TAS region for the following Period:
[1.] From 0730 hrs 29/07/2024 to 0830 hrs 29/07/2024.
The forecast capacity reserve requirement is 557 MW.
The minimum capacity reserve available is 517 MW.
Manager NEM Real Time Operations
AEMO declares a Forecast LOR1 condition under clause 4.8.4(b) of the National Electricity Rules for the TAS region for the following Period:
[1.] From 0730 hrs 29/07/2024 to 0830 hrs 29/07/2024.
The forecast capacity reserve requirement is 557 MW.
The minimum capacity reserve available is 517 MW.
Manager NEM Real Time Operations
117493RESERVE NOTICE27/07/2024 02:40:49 PM
STPASA - Update of the Forecast Lack Of Reserve Level 1 (LOR1) in the TAS Region on 31/07/2024
AEMO ELECTRICITY MARKET NOTICE
The Forecast LOR1 condition in the TAS region advised in AEMO Electricity Market Notice No. 117443 has been updated at 1400 hrs 27/07/2024 to the following:
From 0800 hrs 31/07/2024 to 0930 hrs 31/07/2024.
The forecast capacity reserve requirement is 557 MW.
The minimum capacity reserve available is 485 MW.
AEMO Operations
The Forecast LOR1 condition in the TAS region advised in AEMO Electricity Market Notice No. 117443 has been updated at 1400 hrs 27/07/2024 to the following:
From 0800 hrs 31/07/2024 to 0930 hrs 31/07/2024.
The forecast capacity reserve requirement is 557 MW.
The minimum capacity reserve available is 485 MW.
AEMO Operations