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117737GENERAL NOTICE21/08/2024 10:37:27 AM
Planned outage of Kerang - Wemen 220 kV line in the VIC region on 23/08/2024.
AEMO ELECTRICITY MARKET NOTICE
The Kerang - Wemen 220 kV line in the Victorian (VIC) region is planned to be out of service from 0600 hrs to 1800 hrs on 23/08/2024.
A credible contingency event during this planned outage may require:
- Load shedding in the Victorian outer grid; and/ or
- Market intervention, such as the issuing of directions.
Refer AEMO Network Outage Schedule (NOS) for further details.
AEMO Operations
The Kerang - Wemen 220 kV line in the Victorian (VIC) region is planned to be out of service from 0600 hrs to 1800 hrs on 23/08/2024.
A credible contingency event during this planned outage may require:
- Load shedding in the Victorian outer grid; and/ or
- Market intervention, such as the issuing of directions.
Refer AEMO Network Outage Schedule (NOS) for further details.
AEMO Operations
117736RECLASSIFY CONTINGENCY21/08/2024 01:59:38 AM
Cancellation of a Non-Credible Contingency Event: Eildon PS - Mt Beauty No.1 220 kV line and Eildon PS - Mt Beauty No.2 220 kV line in VIC1 due to Lightning.
AEMO ELECTRICITY MARKET NOTICE
Cancellation of reclassification of a Non-Credible Contingency Event as a Credible Contingency Event due to Lightning. AEMO considers the simultaneous trip of the following circuits is no longer reasonably possible. There is no longer any lightning activity in the vicinity of the following lines. Accordingly its classification has reverted to a non-credible contingency event.
Region: VIC1
Lines: Eildon PS - Mt Beauty No.1 220 kV and Eildon PS - Mt Beauty No.2 220 kV
Cancellation time: 21/08/2024 01:59
Constraint set(s) revoked:
NONE
Refer AEMO Electricity Market Notice 117735
Auto-generated on behalf of Manager NEM Real Time Operations
Cancellation of reclassification of a Non-Credible Contingency Event as a Credible Contingency Event due to Lightning. AEMO considers the simultaneous trip of the following circuits is no longer reasonably possible. There is no longer any lightning activity in the vicinity of the following lines. Accordingly its classification has reverted to a non-credible contingency event.
Region: VIC1
Lines: Eildon PS - Mt Beauty No.1 220 kV and Eildon PS - Mt Beauty No.2 220 kV
Cancellation time: 21/08/2024 01:59
Constraint set(s) revoked:
NONE
Refer AEMO Electricity Market Notice 117735
Auto-generated on behalf of Manager NEM Real Time Operations
117735RECLASSIFY CONTINGENCY20/08/2024 08:56:52 PM
Reclassification of a Non-Credible Contingency Event: Eildon PS - Mt Beauty No.1 220 kV line and Eildon PS - Mt Beauty No.2 220 kV line in VIC1 due to Lightning.
AEMO ELECTRICITY MARKET NOTICE
Reclassification of a Non-Credible Contingency Event as a Credible Contingency Event due to Lightning. AEMO considers the simultaneous trip of the following circuits to now be more likely and reasonably possible. Accordingly AEMO has reclassified it as a credible contingency event.
Region: VIC1
Lines: Eildon PS - Mt Beauty No.1 220 kV and Eildon PS - Mt Beauty No.2 220 kV
Duration: 20/08/2024 20:56 until further notice
Constraint set(s) invoked:
NONE
Auto-generated on behalf of Manager NEM Real Time Operations
Reclassification of a Non-Credible Contingency Event as a Credible Contingency Event due to Lightning. AEMO considers the simultaneous trip of the following circuits to now be more likely and reasonably possible. Accordingly AEMO has reclassified it as a credible contingency event.
Region: VIC1
Lines: Eildon PS - Mt Beauty No.1 220 kV and Eildon PS - Mt Beauty No.2 220 kV
Duration: 20/08/2024 20:56 until further notice
Constraint set(s) invoked:
NONE
Auto-generated on behalf of Manager NEM Real Time Operations
117734RECLASSIFY CONTINGENCY20/08/2024 05:51:22 PM
Reclassification of a Non Credible Contingency Event: Trip of Golden Plains No. 1 220 kV bus - Vic region - 20/08/2024
AEMO ELECTRICITY MARKET NOTICE
Reclassification of a Non Credible Contingency Event: Trip of Golden Plains No. 1 220 kV bus - Vic region - 20/08/2024
Based on advice from the TNSP, AEMO has reclassified the trip of Golden Plains No. 1 220 kV bus as a credible contingency event.
Constraint Set invoked: NIL
Duration: 20/08/2024 1750 hrs until further notice
Manager NEM Real Time Operations
Reclassification of a Non Credible Contingency Event: Trip of Golden Plains No. 1 220 kV bus - Vic region - 20/08/2024
Based on advice from the TNSP, AEMO has reclassified the trip of Golden Plains No. 1 220 kV bus as a credible contingency event.
Constraint Set invoked: NIL
Duration: 20/08/2024 1750 hrs until further notice
Manager NEM Real Time Operations
117733MARKET INTERVENTION20/08/2024 04:24:49 PM
Cancellation: Direction issued to: AGL SA Generation Pty Limited - TORRB2 TORRENS ISLAN
AEMO ELECTRICITY MARKET NOTICE
Cancellation: Direction issued to: AGL SA Generation Pty Limited - TORRB2 TORRENS ISLAN
Refer to Market Notice 117719
Direction is cancelled from: 1630 hrs 20/08/2024
Manager NEM Real Time Operations
Cancellation: Direction issued to: AGL SA Generation Pty Limited - TORRB2 TORRENS ISLAN
Refer to Market Notice 117719
Direction is cancelled from: 1630 hrs 20/08/2024
Manager NEM Real Time Operations
117732MARKET INTERVENTION20/08/2024 04:13:48 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 117722
TORRB4 TORRENS ISLAND to synchronise at 0900 hrs 21/08/2024
This update is issued at 1600 hrs 20/08/2024 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 117722
TORRB4 TORRENS ISLAND to synchronise at 0900 hrs 21/08/2024
This update is issued at 1600 hrs 20/08/2024 and is expected to stay in place until 1230 hrs 21/08/2024
Manager NEM Real Time Operations
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