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Inter-regional transfer limit variation - Tarong to South Pine (832) 275kV Line (Qld) - Voltage Control - Friday, 13 May 2016
Inter-regional transfer limit variation - Tarong to South Pine (832) 275kV Line (Qld) - Voltage Control - Friday, 13 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 0200 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 Inter-regional transfer limit variation - Greenbank to Middle Ridge (8848) 275kV Line (Qld) - Voltage Control - Saturday, 14 May 2016
Inter-regional transfer limit variation - Greenbank to Middle Ridge (8848) 275kV Line (Qld) - Voltage Control - Saturday, 14 May 2016
The Greenbank to Middle Ridge (8848) 275kV Line has been de-energised to manage voltages in the Qld region.
The following constraint set was invoked at 0105 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
Refer to AEMO Network Outage Schedule for further details.
Manager NEM Real Time Operations
Inter-Regional Transfer limit variation Blackwall SVC (QLD) - Friday, 13 May 2016
Inter-Regional Transfer limit variation Blackwall SVC (QLD) - Friday, 13 May 2016
At 1935 hrs there was an unplanned outage of the Blackwall No1 275 kV SVC in the Queensland region.
Constraint set Q-BK_SVC_BYPASS_B invoked from 1940 hrs until further notice.
This constraint set contains equations with the following interconnectors on the LHS.
NSW1-QLD1
N-Q-MNSP1
Refer to the AEMO Network Outage Scheduler for further information.
Manager NEM Real Time Operations
Cancellation - Inter-regional transfer limit variation - Greenbank to Middle Ridge (8848) 275 kV Line (Qld) - Voltage Control - Friday, 13 May 2016
Cancellation - Inter-regional transfer limit variation - Greenbank to Middle Ridge (8848) 275 kV Line (Qld) - Voltage Control - Friday, 13 May 2016
The Greenbank to Middle Ridge (8848) 275 kV Line has been returned to service.
Constraint set Q-MRGB_8848_8849 revoked at 0530 hrs.
The constraint set contains equations with the following interconnectors on the LHS:
NSW-QLD1
N-Q-MNSP1
Manager NEM Real Time Operations
Update - Inter-regional transfer limit variation for Transient Stability Limit Victoria Region Friday, 13 May 2016
Update - Inter-regional transfer limit variation for Transient Stability Limit Victoria Region Friday, 13 May 2016
Refer AEMO Electricity Market Notice 53145
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 an offset reduction to the Victoria transient stability export limit.
Constraint V-DSA_STAB-100 invoked from 0225 hrs to 0255 hrs.
Constraint V-DSA_STAB-200 invoked from 0250 hrs to 0315 hrs.
Constraint V-DSA_STAB-100 invoked from 0315 hrs to 0350 hrs.
Constraint V-DSA_STAB-200 invoked from 0350 hrs to 0450 hrs.
Constraint V-DSA_STAB-100 invoked from 0450 hrs to 0500 hrs.
Constraint V-DSA_STAB-100 invoked from 0520 hrs to 0530 hrs.
Constraint V-DSA_STAB-200 invoked from 0530 hrs until further notice.
Constraints have the following interconnectors on the LHS
NSW1-QLD1
T-V-MNSP1
V-SA
V-S-MNSP1
VIC1-NSW1
Manager NEM Real Time Operations
Inter-regional transfer limit variation for Transient Stability Limit Victoria Region Friday, 13 May 2016
Inter-regional transfer limit variation for Transient Stability Limit Victoria Region Friday, 13 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 constraint has been invoked to apply an offset reduction to the Victoria transient stability export limit.
Constraint V-DSA_STAB-100 invoked from 0225 hrs until further notice.
Constraints have the following interconnectors on the LHS
NSW1-QLD1
T-V-MNSP1
V-SA
V-S-MNSP1
VIC1-NSW1
Manager NEM Real Time Operations