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117397MARKET INTERVENTION21/07/2024 12:07:29 PM
Direction - SA region 21/07/2024
AEMO ELECTRICITY MARKET NOTICE
Direction - SA region 21/07/2024
Refer to Market Notice 117395
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 - TORRB2 TORRENS ISLAN at 1200 hrs 21/07/2024
Type of resource: generating unit
Required actions: remain synchronised and follow dispatch targets at 0100 hrs 22/07/2024
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: 0800 hrs 22/07/2024 / 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 21/07/2024
Refer to Market Notice 117395
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 - TORRB2 TORRENS ISLAN at 1200 hrs 21/07/2024
Type of resource: generating unit
Required actions: remain synchronised and follow dispatch targets at 0100 hrs 22/07/2024
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: 0800 hrs 22/07/2024 / 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
117396MARKET INTERVENTION21/07/2024 11:52:44 AM
Update Direction - AGL SA Generation Pty Limited - TORRB4 TORRENS ISLAN
AEMO ELECTRICITY MARKET NOTICE.
Update Direction - AGL SA Generation Pty Limited - TORRB4 TORRENS ISLAN
Refer AEMO Electricity Market Notice 117384
The TORRB4 TORRENS ISLAN direction is now expected to stay in place until 1700 hrs 21/07/2024.
The direction update is issued at 1145 hrs 21/07/2024.
Manager NEM Real Time Operations
Update Direction - AGL SA Generation Pty Limited - TORRB4 TORRENS ISLAN
Refer AEMO Electricity Market Notice 117384
The TORRB4 TORRENS ISLAN direction is now expected to stay in place until 1700 hrs 21/07/2024.
The direction update is issued at 1145 hrs 21/07/2024.
Manager NEM Real Time Operations
117395MARKET INTERVENTION21/07/2024 11:39:14 AM
Update - Foreseeable AEMO intervention in SA region
AEMO ELECTRICITY MARKET NOTICE
Update - Foreseeable AEMO intervention in SA region
Refer AEMO Electricity Market Notice 117394
AEMO has identified a foreseeable circumstance that may require an AEMO intervention event in the SA region from 0100 hrs 22/07/2024.
The foreseeable circumstance requiring the need for intervention is Voltage.
AEMO estimates that, in the absence of sufficient market response by 1200 hrs 21/07/2024, AEMO may need to intervene by issuing a direction.
Manager NEM Real Time Operations
Update - Foreseeable AEMO intervention in SA region
Refer AEMO Electricity Market Notice 117394
AEMO has identified a foreseeable circumstance that may require an AEMO intervention event in the SA region from 0100 hrs 22/07/2024.
The foreseeable circumstance requiring the need for intervention is Voltage.
AEMO estimates that, in the absence of sufficient market response by 1200 hrs 21/07/2024, AEMO may need to intervene by issuing a direction.
Manager NEM Real Time Operations
117394MARKET INTERVENTION21/07/2024 07:25:25 AM
Foreseeable AEMO intervention under clause 4.8.5A (a) of the NER in SA region
AEMO ELECTRICITY MARKET NOTICE
Foreseeable AEMO intervention under clause 4.8.5A (a) of the NER in SA region
AEMO has identified a foreseeable circumstance that may require an AEMO intervention event in the SA region from 0100 hrs 22/07/2024.
The foreseeable circumstance requiring the need for intervention is Voltage.
Manager NEM Real Time Operations
Foreseeable AEMO intervention under clause 4.8.5A (a) of the NER in SA region
AEMO has identified a foreseeable circumstance that may require an AEMO intervention event in the SA region from 0100 hrs 22/07/2024.
The foreseeable circumstance requiring the need for intervention is Voltage.
Manager NEM Real Time Operations
117393MARKET INTERVENTION20/07/2024 05:42:42 PM
Update Direction - AGL SA Generation Pty Limited - TORRB2 TORRENS ISLAN
AEMO ELECTRICITY MARKET NOTICE.
Update Direction - AGL SA Generation Pty Limited - TORRB2 TORRENS ISLAN
Refer AEMO Electricity Market Notice 117383
The TORRB2 TORRENS ISLAN direction is now expected to stay in place until 1700 hrs 21/07/2024.
The direction update is issued at 1745 hrs 20/07/2024.
Manager NEM Real Time Operations
Update Direction - AGL SA Generation Pty Limited - TORRB2 TORRENS ISLAN
Refer AEMO Electricity Market Notice 117383
The TORRB2 TORRENS ISLAN direction is now expected to stay in place until 1700 hrs 21/07/2024.
The direction update is issued at 1745 hrs 20/07/2024.
Manager NEM Real Time Operations
117392RECLASSIFY CONTINGENCY20/07/2024 04:12:34 PM
Cancellation: Reclassification of non-credible contingency event due to existence of widespread abnormal conditions - South Australia and Victoria regions.
AEMO ELECTRICITY MARKET NOTICE.
AEMO considers the occurrence of a non-credible contingency event due to the widespread abnormal conditions advised in AEMO Electricity Market Notice 117373 is no longer reasonably possible and accordingly its classification has reverted to non-credible.
Cancellation time: 1610 hrs 20/07/2024.
Constraint set(s) revoked:
I-SV_250
I-VS_250
Manager NEM Real Time Operations
AEMO considers the occurrence of a non-credible contingency event due to the widespread abnormal conditions advised in AEMO Electricity Market Notice 117373 is no longer reasonably possible and accordingly its classification has reverted to non-credible.
Cancellation time: 1610 hrs 20/07/2024.
Constraint set(s) revoked:
I-SV_250
I-VS_250
Manager NEM Real Time Operations
117391RECLASSIFY CONTINGENCY20/07/2024 04:08:54 PM
Cancellation of the reclassification of a Non-Credible Contingency Event: Para-Templers West and Magill-Torrens Island A 275kV lines in SA due to severe weather warning.
AEMO ELECTRICITY MARKET NOTICE.
Cancellation of the reclassification of a non-credible contingency event as a credible contingency event due to severe weather warning.
AEMO considers the simultaneous trip of the following circuits is no longer reasonably possible. There is no longer any severe weather warning in the vicinity of the following lines. Accordingly its classification has reverted to a non-credible contingency event.
Region: SA
Lines: Para-Templers West and Magill-Torrens Island A 275kV lines
Cancellation time: 1600 hrs 20/07/2024
Constraint set(s) revoked: Nil
Refer AEMO Electricity Market Notice 117358.
Manager NEM Real Time Operations
Cancellation of the reclassification of a non-credible contingency event as a credible contingency event due to severe weather warning.
AEMO considers the simultaneous trip of the following circuits is no longer reasonably possible. There is no longer any severe weather warning in the vicinity of the following lines. Accordingly its classification has reverted to a non-credible contingency event.
Region: SA
Lines: Para-Templers West and Magill-Torrens Island A 275kV lines
Cancellation time: 1600 hrs 20/07/2024
Constraint set(s) revoked: Nil
Refer AEMO Electricity Market Notice 117358.
Manager NEM Real Time Operations
117390RECLASSIFY CONTINGENCY20/07/2024 04:07:20 PM
Cancellation of the reclassification of a Non-Credible Contingency Event: Brinkworth-Davenport, Brinkworth-Templers West and Para-Templers West 275kV lines in SA due to severe weather warning .
AEMO ELECTRICITY MARKET NOTICE.
Cancellation of the reclassification of a non-credible contingency event as a credible contingency event due to severe weather warning.
AEMO considers the simultaneous trip of the following circuits is no longer reasonably possible. There is no longer any severe weather warning in the vicinity of the following lines. Accordingly its classification has reverted to a non-credible contingency event.
Region: SA
Lines: Brinkworth-Davenport, Brinkworth-Templers West and Para-Templers West 275kV lines
Cancellation time: 1600 hrs 20/07/2024
Constraint set(s) revoked: Nil
Refer AEMO Electricity Market Notice 117363.
Manager NEM Real Time Operations
Cancellation of the reclassification of a non-credible contingency event as a credible contingency event due to severe weather warning.
AEMO considers the simultaneous trip of the following circuits is no longer reasonably possible. There is no longer any severe weather warning in the vicinity of the following lines. Accordingly its classification has reverted to a non-credible contingency event.
Region: SA
Lines: Brinkworth-Davenport, Brinkworth-Templers West and Para-Templers West 275kV lines
Cancellation time: 1600 hrs 20/07/2024
Constraint set(s) revoked: Nil
Refer AEMO Electricity Market Notice 117363.
Manager NEM Real Time Operations
117389INTER-REGIONAL TRANSFER20/07/2024 02:52:46 PM
Inter-regional transfer limit variation - Armidale Coffs Harbour 96C 132kV LINE - NSW region - 20/07/2024
AEMO ELECTRICITY MARKET NOTICE
Inter-regional transfer limit variation - Armidale Coffs Harbour 96C 132kV LINE - NSW region - 20/07/2024
At 1422 hrs 20/07/2024 there was an unplanned outage of Armidale Coffs Harbour 96C 132kV LINE.
The following constraint set(s) invoked at 1430 hrs 20/07/2024
N-ARCH_96C
This constraint set(s) contains equations with the following interconnectors on the LHS.
N-Q-MNSP1,NSW1-QLD1
Refer to the AEMO Network Outage Scheduler for further information.
Manager NEM Real Time Operations
Inter-regional transfer limit variation - Armidale Coffs Harbour 96C 132kV LINE - NSW region - 20/07/2024
At 1422 hrs 20/07/2024 there was an unplanned outage of Armidale Coffs Harbour 96C 132kV LINE.
The following constraint set(s) invoked at 1430 hrs 20/07/2024
N-ARCH_96C
This constraint set(s) contains equations with the following interconnectors on the LHS.
N-Q-MNSP1,NSW1-QLD1
Refer to the AEMO Network Outage Scheduler for further information.
Manager NEM Real Time Operations