Market Notices

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
     
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
     
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
     
117386MARKET INTERVENTION20/07/2024 02:07:05 PM

Direction - SA region 20/07/2024

AEMO ELECTRICITY MARKET NOTICE

Direction - SA region 20/07/2024

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 1405 hrs on 20/07/2024.

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
     
117385MARKET INTERVENTION20/07/2024 01:53:30 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 117370

The TORRB4 TORRENS ISLAN direction is now expected to stay in place until 1500 hrs 20/07/2024.

The direction update is issued at 1350 hrs 20/07/2024.

Manager NEM Real Time Operations
     
117384MARKET INTERVENTION20/07/2024 02:04:23 PM

Direction - SA region 20/07/2024

AEMO ELECTRICITY MARKET NOTICE

Direction - SA region 20/07/2024

Refer to Market Notice 117380


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 - TORRB4 TORRENS ISLAN at 1400 hrs 20/07/2024
Type of resource: generating unit
Required actions: remain synchronised and follow dispatch targets at 0030 hrs 21/07/2024
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: 1500 hrs 21/07/2024 / 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
     
117383MARKET INTERVENTION20/07/2024 02:02:41 PM

Direction - SA region 20/07/2024

AEMO ELECTRICITY MARKET NOTICE

Direction - SA region 20/07/2024

Refer to Market Notice 117380


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 1400 hrs 20/07/2024
Type of resource: generating unit
Required actions: remain synchronised and follow dispatch targets at 0030 hrs 21/07/2024
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: 0400 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
     
117381INTER-REGIONAL TRANSFER20/07/2024 01:03:16 PM

Inter-regional transfer limit variation - Mitchell Singleton 95X 132kV LINE- NSW region - 20/07/2024

AEMO ELECTRICITY MARKET NOTICE

Inter-regional transfer limit variation - Mitchell Singleton 95X 132kV LINE- NSW region - 20/07/2024

At 1117 hrs 20/07/2024 there was an unplanned outage of Mitchell Singleton 95X 132kV LINE.

The following constraint set(s) invoked at 1250 hrs 20/07/2024
N-NIL_RBKU_CLOSED
N-LDTM_82_CL

This constraint set(s) contains equations with the following interconnectors on the LHS.
N-Q-MNSP1,NSW1-QLD1,VIC1-NSW1

Refer to the AEMO Network Outage Scheduler for further information.

Manager NEM Real Time Operations
     
117380MARKET INTERVENTION20/07/2024 01:28:26 PM

Update - Foreseeable AEMO intervention in SA region

AEMO ELECTRICITY MARKET NOTICE

Update - Foreseeable AEMO intervention in SA region

Refer AEMO Electricity Market Notice 117376

AEMO has identified a foreseeable circumstance that may require an AEMO intervention event in the SA region from 0030 hrs 21/07/2024.

The foreseeable circumstance requiring the need for intervention is Voltage.

AEMO estimates that, in the absence of sufficient market response by 1400 hrs 20/07/2024, AEMO may need to intervene by issuing a direction.

Manager NEM Real Time Operations
     
X
Cookies help us improve your website experience.
By using our website, you agree to our use of cookies.
Confirm