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118328MARKET INTERVENTION20/09/2024 08:44:04 AM
Update - Foreseeable AEMO intervention in SA region
AEMO ELECTRICITY MARKET NOTICE
Update - Foreseeable AEMO intervention in SA region
Refer AEMO Electricity Market Notice 118327
AEMO has identified a foreseeable circumstance that may require an AEMO intervention event in the SA region from 1930 hrs 20/09/2024.
The foreseeable circumstance requiring the need for intervention is Voltage.
AEMO estimates that, in the absence of sufficient market response by 1200 hrs 20/09/2024, 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 118327
AEMO has identified a foreseeable circumstance that may require an AEMO intervention event in the SA region from 1930 hrs 20/09/2024.
The foreseeable circumstance requiring the need for intervention is Voltage.
AEMO estimates that, in the absence of sufficient market response by 1200 hrs 20/09/2024, AEMO may need to intervene by issuing a direction.
Manager NEM Real Time Operations
118327MARKET INTERVENTION20/09/2024 07:27:04 AM
Foreseeable AEMO intervention in SA region
AEMO ELECTRICITY MARKET NOTICE
Foreseeable AEMO intervention in SA region
AEMO has identified a foreseeable circumstance that may require an AEMO intervention event in the SA region from 1630 hrs 20/09/2024.
The foreseeable circumstance requiring the need for intervention is Voltage.
AEMO estimates that, in the absence of sufficient market response by 1430 hrs 20/09/2024, AEMO may need to intervene by issuing a direction.
Manager NEM Real Time Operations
Foreseeable AEMO intervention in SA region
AEMO has identified a foreseeable circumstance that may require an AEMO intervention event in the SA region from 1630 hrs 20/09/2024.
The foreseeable circumstance requiring the need for intervention is Voltage.
AEMO estimates that, in the absence of sufficient market response by 1430 hrs 20/09/2024, AEMO may need to intervene by issuing a direction.
Manager NEM Real Time Operations
118325MARKET INTERVENTION19/09/2024 04:57:32 PM
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 118315
The TORRB4 TORRENS ISLAN direction is now expected to stay in place until 0900 hrs 20/09/2024.
The direction update is issued at 1700 hrs 19/09/2024.
Manager NEM Real Time Operations
Update Direction - AGL SA Generation Pty Limited - TORRB4 TORRENS ISLAN
Refer AEMO Electricity Market Notice 118315
The TORRB4 TORRENS ISLAN direction is now expected to stay in place until 0900 hrs 20/09/2024.
The direction update is issued at 1700 hrs 19/09/2024.
Manager NEM Real Time Operations
118324MARKET INTERVENTION19/09/2024 04:56:14 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 118316
The TORRB2 TORRENS ISLAN direction is now expected to stay in place until 1530 hrs 20/09/2024.
The direction update is issued at 1700 hrs 19/09/2024.
Manager NEM Real Time Operations
Update Direction - AGL SA Generation Pty Limited - TORRB2 TORRENS ISLAN
Refer AEMO Electricity Market Notice 118316
The TORRB2 TORRENS ISLAN direction is now expected to stay in place until 1530 hrs 20/09/2024.
The direction update is issued at 1700 hrs 19/09/2024.
Manager NEM Real Time Operations
118323CONSTRAINTS19/09/2024 04:20:22 PM
Update to system normal constraint equation in NSW for transient voltage stability in south-west NSW
AEMO ELECTRICITY MARKET NOTICE
Refer to market notice 92840.
Transgrid has advised AEMO of an update to the transient voltage stability limit in south-west NSW for loss of Darlington Point to Wagga (63) 330 kV line. The limit will include terms for the Darlington Point and Riverina BESS.
The following constraint equation will be updated with the above changes at 1100 hrs Friday 20th September 2024.
N::N_NIL_63
For full details on the formulation, the new constraint equation has now been loaded into AEMO's pre-production systems.
For further details on these constraint equation please contact ben.blake@aemo.com.au
Ben Blake
AEMO Operations
Refer to market notice 92840.
Transgrid has advised AEMO of an update to the transient voltage stability limit in south-west NSW for loss of Darlington Point to Wagga (63) 330 kV line. The limit will include terms for the Darlington Point and Riverina BESS.
The following constraint equation will be updated with the above changes at 1100 hrs Friday 20th September 2024.
N::N_NIL_63
For full details on the formulation, the new constraint equation has now been loaded into AEMO's pre-production systems.
For further details on these constraint equation please contact ben.blake@aemo.com.au
Ben Blake
AEMO Operations
118319GENERAL NOTICE19/09/2024 01:45:31 PM
Planned outage of Tailem Bend - South East 275 kV transmission line in the South Australia region beginning on 20/09/2024
AEMO ELECTRICITY MARKET NOTICE
The Tailem Bend - South East No 1 275 kV line in the South Australian (SA) region is planned to be out of service from 2100 hrs on 20/09/2024 to 0530 hrs on 21/09/2024.
A credible contingency event during this planned outage could cause synchronous separation of the SA region from the rest of the NEM.
During this planned outage:
- Power transfer will be restricted across the VIC - SA interconnector (Heywood interconnector); and
- Post contingent FCAS will be sourced within SA following Separation event.
Refer AEMO Network Outage Schedule (NOS) for further details.
AEMO Operations
The Tailem Bend - South East No 1 275 kV line in the South Australian (SA) region is planned to be out of service from 2100 hrs on 20/09/2024 to 0530 hrs on 21/09/2024.
A credible contingency event during this planned outage could cause synchronous separation of the SA region from the rest of the NEM.
During this planned outage:
- Power transfer will be restricted across the VIC - SA interconnector (Heywood interconnector); and
- Post contingent FCAS will be sourced within SA following Separation event.
Refer AEMO Network Outage Schedule (NOS) for further details.
AEMO Operations
118316MARKET INTERVENTION18/09/2024 04:56:06 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 118306
The TORRB2 TORRENS ISLAN direction is now expected to stay in place until 0400 hrs 20/09/2024.
The direction update is issued at 1700 hrs 18/09/2024.
Manager NEM Real Time Operations
Update Direction - AGL SA Generation Pty Limited - TORRB2 TORRENS ISLAN
Refer AEMO Electricity Market Notice 118306
The TORRB2 TORRENS ISLAN direction is now expected to stay in place until 0400 hrs 20/09/2024.
The direction update is issued at 1700 hrs 18/09/2024.
Manager NEM Real Time Operations
118315MARKET INTERVENTION18/09/2024 04:54:45 PM
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 118308
The TORRB4 TORRENS ISLAN direction is now expected to stay in place until 0400 hrs 20/09/2024.
The direction update is issued at 1700 hrs 18/09/2024.
Manager NEM Real Time Operations
Update Direction - AGL SA Generation Pty Limited - TORRB4 TORRENS ISLAN
Refer AEMO Electricity Market Notice 118308
The TORRB4 TORRENS ISLAN direction is now expected to stay in place until 0400 hrs 20/09/2024.
The direction update is issued at 1700 hrs 18/09/2024.
Manager NEM Real Time Operations
118309MARKET INTERVENTION17/09/2024 03:26:08 PM
Direction - SA region 17/09/2024
AEMO ELECTRICITY MARKET NOTICE
Direction - SA region 17/09/2024
In accordance with section 116 of the National Electricity Law, AEMO has issued a direction to a participant in the SA region. For the purposes of the National Electricity Rules this is a direction under clause 4.8.9(a1)(1).
The issue of the direction commences an AEMO intervention event. AEMO declares all trading intervals during the event to be intervention trading intervals, commencing from the interval ending 1535 hrs on 17/09/2024.
Intervention pricing does not apply to this AEMO intervention event.
AEMO may issue or revoke additional directions in order to meet the current requirement, unless sufficient market response is provided. A further market notice will be issued when all directions related to this requirement have been cancelled.
Manager NEM Real Time Operations
Direction - SA region 17/09/2024
In accordance with section 116 of the National Electricity Law, AEMO has issued a direction to a participant in the SA region. For the purposes of the National Electricity Rules this is a direction under clause 4.8.9(a1)(1).
The issue of the direction commences an AEMO intervention event. AEMO declares all trading intervals during the event to be intervention trading intervals, commencing from the interval ending 1535 hrs on 17/09/2024.
Intervention pricing does not apply to this AEMO intervention event.
AEMO may issue or revoke additional directions in order to meet the current requirement, unless sufficient market response is provided. A further market notice will be issued when all directions related to this requirement have been cancelled.
Manager NEM Real Time Operations