Market Notices

118260MARKET INTERVENTION13/09/2024 11:02:18 AM

Update - Foreseeable AEMO intervention in SA region

AEMO ELECTRICITY MARKET NOTICE

Update - Foreseeable AEMO intervention in SA region

Refer AEMO Electricity Market Notice 118259

AEMO has identified a foreseeable circumstance that may require an AEMO intervention event in the SA region from 0030 hrs 14/09/2024.

The foreseeable circumstance requiring the need for intervention is Voltage.

AEMO estimates that, in the absence of sufficient market response by 1700 hrs 13/09/2024, AEMO may need to intervene by issuing a direction.

Manager NEM Real Time Operations
     
118259MARKET INTERVENTION13/09/2024 08:25:10 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 0030 hrs 14/09/2024.

The foreseeable circumstance requiring the need for intervention is Voltage.

Manager NEM Real Time Operations
     
118258RECLASSIFY CONTINGENCY12/09/2024 05:09:25 PM

Cancellation of a Non-Credible Contingency Event: Bayswater - Mt Piper No.5A3 500kV line and Wollar - Mt Piper No.5A5 500kV line in NSW1 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: NSW1

Lines: Bayswater - Mt Piper No.5A3 500kV and Wollar - Mt Piper No.5A5 500kV

Cancellation time: 12/09/2024 17:09

Constraint set(s) revoked:
NONE

Refer AEMO Electricity Market Notice 118249

Auto-generated on behalf of Manager NEM Real Time Operations
     
118257SETTLEMENTS RESIDUE12/09/2024 04:55:27 PM

[EventId:202409121655_NRM_NSW1_VIC1_stopped] NEGRES CONSTRAINT NRM_NSW1_VIC1 ceased operating from 12 September 2024 16:55

AEMO ELECTRICITY MARKET NOTICE

Issued by Australian Energy Market Operator Ltd at 1655 hrs on 12 September 2024

CANCELLATION - ACTUAL NEGATIVE SETTLEMENT RESIDUES - NSW to VIC - 12 September 2024.

Refer to market notice: 118256

AEMO has ceased taking action to minimize the further accumulation of negative settlement residues on the NSW to VIC directional interconnector.

The negative residue constraint NRM_NSW1_VIC1 ceased operating at 1655 hrs on 12 September 2024.

This is an AEMO autogenerated Market Notice.
     
118256SETTLEMENTS RESIDUE12/09/2024 03:05:26 PM

[EventId:202409121505_NRM_NSW1_VIC1_started] NEGRES CONSTRAINT NRM_NSW1_VIC1 started operating from 12 September 2024 15:05

AEMO ELECTRICITY MARKET NOTICE

Issued by Australian Energy Market Operator Ltd at 1505 hrs on 12 September 2024

ACTUAL NEGATIVE SETTLEMENT RESIDUES - NSW to VIC - 12 September 2024.

Electricity Market outcomes have resulted in the accumulation of negative settlement residues that have exceeded the allowable negative residue threshold for the NSW to VIC directional interconnector.

The negative residue constraint set NRM_NSW1_VIC1 commenced operating from 1505 hrs on 12 September 2024.

This constraint set contains an equation with the following interconnectors on the LHS:
VIC1-NSW1

The RHS of the constraint equation may be adjusted to manage residues.


This is an AEMO autogenerated Market Notice.
     
118255MARKET INTERVENTION12/09/2024 04:00:43 PM

Update Direction - AGL SA Generation Pty Limited - TORRB3 TORRENS ISLAN

AEMO ELECTRICITY MARKET NOTICE.

Update Direction - AGL SA Generation Pty Limited - TORRB3 TORRENS ISLAN

Refer AEMO Electricity Market Notice 118240

TORRB3 TORRENS ISLAN at 0400 hrs 13/09/2024 to remain synchronized and follow dispatch targets.

This update is issued at 1600 hrs 12/09/2024 and is expected to stay in place until 1430 hrs 13/09/2024

Manager NEM Real Time Operations
     
118254MARKET INTERVENTION12/09/2024 04:20:23 PM

Cancellation: Direction issued to: AGL SA Generation Pty Limited - TORRB4 TORRENS ISLAN

AEMO ELECTRICITY MARKET NOTICE

Cancellation: Direction issued to: AGL SA Generation Pty Limited - TORRB4 TORRENS ISLAN

Refer to Market Notice 118241

Direction is cancelled from: 1630 hrs 12/09/2024

Manager NEM Real Time Operations
     
118253RECLASSIFY CONTINGENCY12/09/2024 02:09:27 PM

Cancellation of a Non-Credible Contingency Event: Bannaby - Mt Piper 5A6 500kV line and Bannaby - Mt Piper 5A7 500kV line in NSW1 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: NSW1

Lines: Bannaby - Mt Piper 5A6 500kV and Bannaby - Mt Piper 5A7 500kV

Cancellation time: 12/09/2024 14:09

Constraint set(s) revoked:
N-5A6+5A7_N-2 Constraint set contains the following interconnector(s) on the left hand side:
N-Q-MNSP1
NSW1-QLD1
VIC1-NSW1


Refer AEMO Electricity Market Notice 118250

Auto-generated on behalf of Manager NEM Real Time Operations
     
118252INTER-REGIONAL TRANSFER12/09/2024 12:40:03 PM

Inter-regional transfer limit variation - Murraylink - SA region - 12/09/2024

AEMO ELECTRICITY MARKET NOTICE

Inter-regional transfer limit variation - Murraylink - SA region - 12/09/2024

A planned outage of Murraylink in the SA region was scheduled from 1030 hrs 12/09/2024 to 1630 hrs 12/09/2024.

The outage has been completed and Murraylink returned to service at 1235 hrs 12/09/2024

Constraint set(s) revoked: I-MURRAYLINK

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