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53437INTER-REGIONAL TRANSFER20/05/2016 02:25:37 AM
Inter-regional Inter-regional transfer limit variation - Greenbank to Middle Ridge (8849) 275kV Line (Qld) - Voltage Control
AEMO ELECTRICITY MARKET NOTICE
Inter-regional transfer limit variation - Greenbank to Middle Ridge (8849) 275kV Line (Qld) - Voltage Control - 20 May 2016
The Greenbank to Middle Ridge (8849) 275kV Line has been de-energised to manage voltages in the Qld region.
The following constraint set was invoked at 0225 hrs until further notice.
Q-MRGB_8848_8849
The constraint set contains equations with the following interconnectors on the LHS.
NSW-QLD1
N-Q-MNSP1
Manager NEM Real Time Operations
Inter-regional transfer limit variation - Greenbank to Middle Ridge (8849) 275kV Line (Qld) - Voltage Control - 20 May 2016
The Greenbank to Middle Ridge (8849) 275kV Line has been de-energised to manage voltages in the Qld region.
The following constraint set was invoked at 0225 hrs until further notice.
Q-MRGB_8848_8849
The constraint set contains equations with the following interconnectors on the LHS.
NSW-QLD1
N-Q-MNSP1
Manager NEM Real Time Operations
53436INTER-REGIONAL TRANSFER20/05/2016 02:15:07 AM
Inter-regional transfer limit variation for Transient Stability Limit - Vic Region - 20 May 2016
AEMO ELECTRICITY MARKET NOTICE
Inter-regional transfer limit variation for Transient Stability Limit - Vic Region - 20 May 2016
The AEMO Dynamic Stability Analysis application is indicating violations for a fault on a Hazelwood - South Morang 500 kV transmission line in the Victoria region.
The following constraints have been invoked to apply offset reductions to the Victoria transient stability export limit.
Constraint V-DSA_STAB-050 invoked from 0215 hrs until further notice
Constraints have the following interconnectors on the LHS
NSW1-QLD1
T-V-MNSP1
V-S-MNSP1
V-SA
VIC1-NSW1
Manager NEM Real Time Operations
Inter-regional transfer limit variation for Transient Stability Limit - Vic Region - 20 May 2016
The AEMO Dynamic Stability Analysis application is indicating violations for a fault on a Hazelwood - South Morang 500 kV transmission line in the Victoria region.
The following constraints have been invoked to apply offset reductions to the Victoria transient stability export limit.
Constraint V-DSA_STAB-050 invoked from 0215 hrs until further notice
Constraints have the following interconnectors on the LHS
NSW1-QLD1
T-V-MNSP1
V-S-MNSP1
V-SA
VIC1-NSW1
Manager NEM Real Time Operations
53435INTER-REGIONAL TRANSFER20/05/2016 01:15:07 AM
Inter-regional transfer limit variation - Tarong to South Pine (832) 275kV Line (Qld) - Voltage Control - 20 May 2016
AEMO ELECTRICITY MARKET NOTICE
Inter-regional transfer limit variation - Tarong to South Pine (832) 275kV Line (Qld) - Voltage Control - 20 May 2016
The Tarong to South Pine (832) 275kV Line has been de-energised to manage voltages in the Qld region.
The following constraint set was invoked at 0115 hrs until further notice.
Q-TRSP_832
The constraint set contains equations with the following interconnectors on the LHS.
N-Q-MNSP1
Manager NEM Real Time Operations
Inter-regional transfer limit variation - Tarong to South Pine (832) 275kV Line (Qld) - Voltage Control - 20 May 2016
The Tarong to South Pine (832) 275kV Line has been de-energised to manage voltages in the Qld region.
The following constraint set was invoked at 0115 hrs until further notice.
Q-TRSP_832
The constraint set contains equations with the following interconnectors on the LHS.
N-Q-MNSP1
Manager NEM Real Time Operations
53407SETTLEMENTS RESIDUE19/05/2016 01:00:15 AM
[EventId:201605190100_NRM_SA1_VIC1_stopped] NEGRES CONSTRAINT NRM_SA1_VIC1 ceased operating from 19 May 2016 01:00
AEMO ELECTRICITY MARKET NOTICE
Issued by Australian Energy Market Operator Ltd at 0100 hrs on 19 May 2016
CANCELLATION - ACTUAL NEGATIVE SETTLEMENT RESIDUES - SA to VIC - 19 May 2016.
Refer to market notice: 53406
AEMO has ceased taking action to minimize the further accumulation of negative settlement residues on the SA to VIC directional interconnector.
The negative residue constraint NRM_SA1_VIC1 ceased operating at 0100 hrs on 19 May 2016.
This is an AEMO autogenerated Market Notice.
Issued by Australian Energy Market Operator Ltd at 0100 hrs on 19 May 2016
CANCELLATION - ACTUAL NEGATIVE SETTLEMENT RESIDUES - SA to VIC - 19 May 2016.
Refer to market notice: 53406
AEMO has ceased taking action to minimize the further accumulation of negative settlement residues on the SA to VIC directional interconnector.
The negative residue constraint NRM_SA1_VIC1 ceased operating at 0100 hrs on 19 May 2016.
This is an AEMO autogenerated Market Notice.
53406SETTLEMENTS RESIDUE18/05/2016 11:40:17 PM
[EventId:201605182340_NRM_SA1_VIC1_started] NEGRES CONSTRAINT NRM_SA1_VIC1 started operating from 18 May 2016 23:40
AEMO ELECTRICITY MARKET NOTICE
Issued by Australian Energy Market Operator Ltd at 2340 hrs on 18 May 2016
ACTUAL NEGATIVE SETTLEMENT RESIDUES - SA to VIC - 18 May 2016.
Electricity Market outcomes have resulted in the accumulation of negative settlement residues that have exceeded the allowable negative residue threshold for the SA to VIC directional interconnector.
The negative residue constraint set NRM_SA1_VIC1 commenced operating from 2340 hrs on 18 May 2016.
This constraint set contains an equation with the following interconnectors on the LHS:
V-S-MNSP1
V-SA
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 2340 hrs on 18 May 2016
ACTUAL NEGATIVE SETTLEMENT RESIDUES - SA to VIC - 18 May 2016.
Electricity Market outcomes have resulted in the accumulation of negative settlement residues that have exceeded the allowable negative residue threshold for the SA to VIC directional interconnector.
The negative residue constraint set NRM_SA1_VIC1 commenced operating from 2340 hrs on 18 May 2016.
This constraint set contains an equation with the following interconnectors on the LHS:
V-S-MNSP1
V-SA
The RHS of the constraint equation may be adjusted to manage residues.
This is an AEMO autogenerated Market Notice.
53401INTER-REGIONAL TRANSFER18/05/2016 05:14:33 AM
Cancellation -Inter-regional transfer limit variation - Tarong to South Pine (832) 275kV Line (Qld) - Voltage Control
AEMO ELECTRICITY MARKET NOTICE
Cancellation -Inter-regional transfer limit variation - Tarong to South Pine (832) 275kV Line (Qld) - Voltage Control - 18 May 2016
Refer MN 53400
The Tarong to South Pine (832) 275kV Line has been returned to service.
The following constraint set was revoked at 0540 hrs..
Q-TRSP_832
The constraint set contains equations with the following interconnectors on the LHS.
N-Q-MNSP1
Manager NEM Real Time Operations
Cancellation -Inter-regional transfer limit variation - Tarong to South Pine (832) 275kV Line (Qld) - Voltage Control - 18 May 2016
Refer MN 53400
The Tarong to South Pine (832) 275kV Line has been returned to service.
The following constraint set was revoked at 0540 hrs..
Q-TRSP_832
The constraint set contains equations with the following interconnectors on the LHS.
N-Q-MNSP1
Manager NEM Real Time Operations
53400INTER-REGIONAL TRANSFER18/05/2016 03:03:57 AM
Inter-regional transfer limit variation - Tarong to South Pine (832) 275kV Line (Qld) - Voltage Control - 18 May 2016
AEMO ELECTRICITY MARKET NOTICE
Inter-regional transfer limit variation - Tarong to South Pine (832) 275kV Line (Qld) - Voltage Control - 18 May 2016
The Tarong to South Pine (832) 275kV Line has been de-energised to manage voltages in the Qld region.
The following constraint set was invoked at 0310 hrs until further notice.
Q-TRSP_832
The constraint set contains equations with the following interconnectors on the LHS.
N-Q-MNSP1
Manager NEM Real Time Operations
Inter-regional transfer limit variation - Tarong to South Pine (832) 275kV Line (Qld) - Voltage Control - 18 May 2016
The Tarong to South Pine (832) 275kV Line has been de-energised to manage voltages in the Qld region.
The following constraint set was invoked at 0310 hrs until further notice.
Q-TRSP_832
The constraint set contains equations with the following interconnectors on the LHS.
N-Q-MNSP1
Manager NEM Real Time Operations
53399INTER-REGIONAL TRANSFER17/05/2016 02:57:25 PM
Inter-Regional Transfer Limit Variation - Directlink - NSW Region 17 May 2016
AEMO ELECTRICITY MARKET NOTICE
Inter-Regional Transfer Limit Variation - Directlink - NSW Region - 17 May 2016
The planned outage of the DC2 pole of Directlink was scheduled to complete at 1700 hrs 18/05/16.
The outage has completed early
The following constraint set for this outage was revoked at 1455 hrs.
N-X_MBTE_2
The constraint set contains the following interconnector on the left hand side:
N-Q-MNSP1
See AEMO Network Outage Scheduler (NOS) for further details.
Manager NEM Real Time Operations
Inter-Regional Transfer Limit Variation - Directlink - NSW Region - 17 May 2016
The planned outage of the DC2 pole of Directlink was scheduled to complete at 1700 hrs 18/05/16.
The outage has completed early
The following constraint set for this outage was revoked at 1455 hrs.
N-X_MBTE_2
The constraint set contains the following interconnector on the left hand side:
N-Q-MNSP1
See AEMO Network Outage Scheduler (NOS) for further details.
Manager NEM Real Time Operations
53317INTER-REGIONAL TRANSFER16/05/2016 05:32:36 AM
Cancellation - Inter-regional Inter-regional transfer limit variation - Greenbank to Middle Ridge (8849) 275kV Line (Qld) - Voltage Control
AEMO ELECTRICITY MARKET NOTICE
Cancellation - Inter-regional transfer limit variation - Greenbank to Middle Ridge (8849) 275kV Line (Qld) - Voltage Control - Monday, 16 May 2016
Refer to MN 53307
The Greenbank to Middle Ridge (8849) 275kV Line was returned to service.
The following constraint set was revoked at 0530 hrs until further notice.
Q-MRGB_8848_8849
The constraint set contains equations with the following interconnectors on the LHS.
NSW-QLD1
N-Q-MNSP1
Manager NEM Real Time Operations
Cancellation - Inter-regional transfer limit variation - Greenbank to Middle Ridge (8849) 275kV Line (Qld) - Voltage Control - Monday, 16 May 2016
Refer to MN 53307
The Greenbank to Middle Ridge (8849) 275kV Line was returned to service.
The following constraint set was revoked at 0530 hrs until further notice.
Q-MRGB_8848_8849
The constraint set contains equations with the following interconnectors on the LHS.
NSW-QLD1
N-Q-MNSP1
Manager NEM Real Time Operations