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Cancellation - Inter-regional transfer limit variation - Greenbank to Middle Ridge (8848) 275 kV Line (Qld) - Voltage Control - Saturday, 21 May 2016
Cancellation - Inter-regional transfer limit variation - Greenbank to Middle Ridge (8848) 275 kV Line (Qld) - Voltage Control - Saturday, 21 May 2016
Refer AEMO Electricity Market Notice 53453
The Greenbank to Middle Ridge (8848) 275 kV Line has been returned to service.
Constraint set Q-MRGB_8848_8849 revoked at 0655 hrs.
The constraint set contains equations with the following interconnectors on the LHS:
NSW-QLD1
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, 21 May 2016
Correction to invoke time
Inter-regional transfer limit variation - Greenbank to Middle Ridge (8848) 275kV Line (Qld) - Voltage Control - 21 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 0140 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 Inter-regional transfer limit variation - Greenbank to Middle Ridge (8848) 275kV Line (Qld) - Voltage Control
Inter-regional transfer limit variation - Greenbank to Middle Ridge (8848) 275kV Line (Qld) - Voltage Control - 21 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 - Tarong to South Pine (832) 275kV Line (Qld) - Voltage Control - 21 May 2016
Inter-regional transfer limit variation - Tarong to South Pine (832) 275kV Line (Qld) - Voltage Control - 21 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
CHG0038847: Planned System Change - EMMS Production Mid 2016 Release
Notification issued to: Market Notice
Notification Type: Initial
Change Type: Normal
Service/ Component: Electricity Market Management System
Change Title: Planned System Change - EMMS Production Mid 2016 Release
Change Start Date & Time: 23/05/2016 09:00:00 AEST
Change End Date & Time: 26/05/2016 17:00:00 AEST
Change Description:
As per Change Notice 931 issued on 18/03/2016 the EMMS Mid Year 2016 release will be implemented as per the planned start and end dates mentioned above.
Environment: Production
Participant Impact and Requirements:
Awareness of this Change. There should be no noticeable impact to participants or users of the EMMS systems.
Support Information:
Report any impacts to the AEMO Information and Support Hub or on External 1300 236 600.
Cancellation - Inter-regional transfer limit variation for Transient Stability Limit
Cancellation - Inter-regional transfer limit variation for Transient Stability Limit - Vic Region - 20 May 2016
Refer to Market Notice 53436
The AEMO Dynamic Stability Analysis application is no longer indicating violations for a fault on a Hazelwood - South Morang 500 kV transmission line in the Victoria region.
Constraint V-DSA_STAB-100 revoked at 0550 hrs
Manager NEM Real Time Operations
Cancellation -Inter-regional transfer limit variation - Tarong to South Pine (832) 275kV Line (Qld) - Voltage Control
Cancellation -Inter-regional transfer limit variation - Tarong to South Pine (832) 275kV Line (Qld) - Voltage Control - 20 May 2016
Refer Market Notice 53435
The Tarong to South Pine (832) 275kV Line has been returned to service.
The following constraint set was revoked at 0535 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 Inter-regional transfer limit variation - Greenbank to Middle Ridge (8849) 275kV Line (Qld) - Voltage Control
Cancellation - Inter-regional transfer limit variation - Greenbank to Middle Ridge (8849) 275kV Line (Qld) - Voltage Control - Monday, 16 May 2016
Refer to Market Notice 53437
The Greenbank to Middle Ridge (8849) 275kV Line was returned to service.
The following constraint set was revoked at 0505 hrs.
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 Inter-regional transfer limit variation - Greenbank to Middle Ridge (8849) 275kV Line (Qld) - Voltage Control
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