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117731MARKET INTERVENTION20/08/2024 04:15:54 PM
Direction - TORRB3 TORRENS ISLAND
AEMO ELECTRICITY MARKET NOTICE
Direction - SA region 20/08/2024
Refer to Market Notice 117714
In accordance with section 116 of the National Electricity Law, AEMO is issuing a direction to AGL SA Generation Pty Limited. For the purposes of the National Electricity Rules this is a direction under clause 4.8.9(a1)(1).
Direction issued to: AGL SA Generation Pty Limited - TORRB3 TORRENS ISLAN at 1600 hrs 20/08/2024
Type of resource: generating unit
Required actions: remain synchronised and follow dispatch targets at 2330 hrs 20/08/2024
Services provided: Voltage Control
Circumstances necessitating the Direction: Voltage
Circumstances necessitating the Direction additional detail: intervention is required to maintain the power system in a secure operating state
Expected duration: 1430 hrs 21/08/2024 / further notice.
AGL SA Generation Pty Limited does not incur any civil monetary liability for a relevant action taken in accordance with this direction unless the action is taken in bad faith.
Manager NEM Real Time Operations
Direction - SA region 20/08/2024
Refer to Market Notice 117714
In accordance with section 116 of the National Electricity Law, AEMO is issuing a direction to AGL SA Generation Pty Limited. For the purposes of the National Electricity Rules this is a direction under clause 4.8.9(a1)(1).
Direction issued to: AGL SA Generation Pty Limited - TORRB3 TORRENS ISLAN at 1600 hrs 20/08/2024
Type of resource: generating unit
Required actions: remain synchronised and follow dispatch targets at 2330 hrs 20/08/2024
Services provided: Voltage Control
Circumstances necessitating the Direction: Voltage
Circumstances necessitating the Direction additional detail: intervention is required to maintain the power system in a secure operating state
Expected duration: 1430 hrs 21/08/2024 / further notice.
AGL SA Generation Pty Limited does not incur any civil monetary liability for a relevant action taken in accordance with this direction unless the action is taken in bad faith.
Manager NEM Real Time Operations
117730MARKET INTERVENTION20/08/2024 04:23:44 PM
Cancellation: Direction issued to: AGL SA Generation Pty Limited - TORRB3 TORRENS ISLAN
AEMO ELECTRICITY MARKET NOTICE
Cancellation: Direction issued to: AGL SA Generation Pty Limited - TORRB3 TORRENS ISLAN
Refer to Market Notice 117729
Direction is cancelled from: 1630 hrs 20/08/2024
Manager NEM Real Time Operations
Cancellation: Direction issued to: AGL SA Generation Pty Limited - TORRB3 TORRENS ISLAN
Refer to Market Notice 117729
Direction is cancelled from: 1630 hrs 20/08/2024
Manager NEM Real Time Operations
117729MARKET INTERVENTION20/08/2024 03:31:19 PM
Update Direction - AGL SA Generation Pty Limited - TORRB3 TORRENS ISLAND
AEMO ELECTRICITY PARTICIPANT NOTICE.
Update Direction - AGL SA Generation Pty Limited - TORRB3 TORRENS ISLAN
Refer AEMO Electricity Participant Notice 117718
TORRB3 TORRENS ISLAND end time update.
This update is issued at 1530 hrs 20/08/2024 and is expected to stay in place until 1630 hrs 20/08/2024
Manager NEM Real Time Operations
Update Direction - AGL SA Generation Pty Limited - TORRB3 TORRENS ISLAN
Refer AEMO Electricity Participant Notice 117718
TORRB3 TORRENS ISLAND end time update.
This update is issued at 1530 hrs 20/08/2024 and is expected to stay in place until 1630 hrs 20/08/2024
Manager NEM Real Time Operations
117728MARKET SYSTEMS20/08/2024 03:15:50 PM
CHG0095840 | Production | AEMO will be undertaking maintenance activities on the DWGM system
Change Number: CHG0095840
Notification issued to: Market Notice
Notification Type: Initial
Change Type: Normal
Service/ Component: Cohesity
Change Title: AEMO will be undertaking maintenance activities on the DWGM system
Change Start Date & Time: 20/08/2024 18:30:35 AEST
Change End Date & Time: 21/08/2024 01:30:35 AEST
Outage Start Date & Time:
Outage End Date & Time:
Environment: Production
Participant Impact and Requirements:
AEMO will be undertaking maintenance activities on the DWGM system. Whilst no outage is expected there is potential for transient performance degradation during the change.
Support Information:
Report any impacts to the AEMO Information and Support Hub or call 1300 236 600.
Please refer to https://aemo.service-now.com/participantportal?d=pp_services_status for any planned/unplanned maintenance activities .
Notification issued to: Market Notice
Notification Type: Initial
Change Type: Normal
Service/ Component: Cohesity
Change Title: AEMO will be undertaking maintenance activities on the DWGM system
Change Start Date & Time: 20/08/2024 18:30:35 AEST
Change End Date & Time: 21/08/2024 01:30:35 AEST
Outage Start Date & Time:
Outage End Date & Time:
Environment: Production
Participant Impact and Requirements:
AEMO will be undertaking maintenance activities on the DWGM system. Whilst no outage is expected there is potential for transient performance degradation during the change.
Support Information:
Report any impacts to the AEMO Information and Support Hub or call 1300 236 600.
Please refer to https://aemo.service-now.com/participantportal?d=pp_services_status for any planned/unplanned maintenance activities .
117727RECLASSIFY CONTINGENCY20/08/2024 03:06:02 PM
Cancellation - Special Reclassification of Transmission Equipment during lightning: H14 Middle Ridge No. 2 and No. 3 275/110 kV transformers - Qld region
AEMO ELECTRICITY MARKET NOTICE.
Cancellation of the reclassification of a Non-Credible contingency event as a Credible contingency event.
AEMO no longer considers the H14 Middle Ridge No. 2 and No. 3 275/110 kV transformers to be vulnerable due to lightning. Accordingly, its classification has reverted to a non-credible contingency event.
Region: Qld
Transmission Equipment: H14 Middle Ridge No. 2 and No. 3 275/110 kV transformers.
Constraint(s): NIL
Cancellation time: 1500 hrs
Refer AEMO Electricity Market Notice 112974
Manager NEM Real Time Operations
Cancellation of the reclassification of a Non-Credible contingency event as a Credible contingency event.
AEMO no longer considers the H14 Middle Ridge No. 2 and No. 3 275/110 kV transformers to be vulnerable due to lightning. Accordingly, its classification has reverted to a non-credible contingency event.
Region: Qld
Transmission Equipment: H14 Middle Ridge No. 2 and No. 3 275/110 kV transformers.
Constraint(s): NIL
Cancellation time: 1500 hrs
Refer AEMO Electricity Market Notice 112974
Manager NEM Real Time Operations
117726MARKET SYSTEMS20/08/2024 09:37:40 AM
CHG0091298 | Completed | Production | Change to MarketNet SSL VPN
Change Number: CHG0091298
Notification issued to: Market Notice
Notification Type: Completed
Change Type: Normal
Service/Component: Market Network
Change Title: Change to MarketNet SSL VPN
Support Information: Report any impacts to the AEMO Information and Support Hub or on External 1300 236 600.
Notification issued to: Market Notice
Notification Type: Completed
Change Type: Normal
Service/Component: Market Network
Change Title: Change to MarketNet SSL VPN
Support Information: Report any impacts to the AEMO Information and Support Hub or on External 1300 236 600.
117725INTER-REGIONAL TRANSFER20/08/2024 09:28:20 AM
Inter-regional transfer limit variation - Kerang to Wemen 220kV line - VIC region - 20/08/2024
AEMO ELECTRICITY MARKET NOTICE
Inter-regional transfer limit variation - Kerang to Wemen 220kV line - VIC region - 20/08/2024
A planned outage of Kerang to Wemen 220kV line in the VIC region was scheduled from 0600 hrs 20/08/2024 to 1930 hrs 20/08/2024.
The outage has been completed and Kerang to Wemen 220kV line returned to service at 0925 hrs 20/08/2024
Constraint set revoked: V-KGWT
Manager NEM Real Time Operations
Inter-regional transfer limit variation - Kerang to Wemen 220kV line - VIC region - 20/08/2024
A planned outage of Kerang to Wemen 220kV line in the VIC region was scheduled from 0600 hrs 20/08/2024 to 1930 hrs 20/08/2024.
The outage has been completed and Kerang to Wemen 220kV line returned to service at 0925 hrs 20/08/2024
Constraint set revoked: V-KGWT
Manager NEM Real Time Operations
117724INTER-REGIONAL TRANSFER19/08/2024 09:54:20 PM
Inter-Regional Transfer limit variation - Murraylink
AEMO ELECTRICITY MARKET NOTICE
Inter-Regional Transfer limit variation - Murraylink
There has been an unplanned outage of the Murraylink interconnector.
The following constraint set was invoked at 2155 hrs 19/08/2024
I-MURRAYLINK
The constraint set contains the following interconnector on the left hand side.
V-S-MNSP1,VIC1-NSW1
Refer to AEMO Network Outage Scheduler (NOS) for further details.
Manager NEM Real Time Operations
Inter-Regional Transfer limit variation - Murraylink
There has been an unplanned outage of the Murraylink interconnector.
The following constraint set was invoked at 2155 hrs 19/08/2024
I-MURRAYLINK
The constraint set contains the following interconnector on the left hand side.
V-S-MNSP1,VIC1-NSW1
Refer to AEMO Network Outage Scheduler (NOS) for further details.
Manager NEM Real Time Operations
117722MARKET INTERVENTION19/08/2024 03:52:08 PM
Update Direction - AGL SA Generation Pty Limited - TORRB4 TORRENS ISLAND
AEMO ELECTRICITY PARTICIPANT NOTICE.
Update Direction - AGL SA Generation Pty Limited - TORRB4 TORRENS ISLAN
Refer AEMO Electricity Participant Notice 117721
TORRB4 TORRENS ISLAND end time update.
This update is issued at 1530 hrs 19/08/2024 and is expected to stay in place until 1230 hrs 21/08/2024
Manager NEM Real Time Operations
Update Direction - AGL SA Generation Pty Limited - TORRB4 TORRENS ISLAN
Refer AEMO Electricity Participant Notice 117721
TORRB4 TORRENS ISLAND end time update.
This update is issued at 1530 hrs 19/08/2024 and is expected to stay in place until 1230 hrs 21/08/2024
Manager NEM Real Time Operations