Market Notices

AEMO ELECTRICITY MARKET NOTICE

Direction - VIC region to EnergyAustralia Ecogen Pty Ltd - JLB01 JEERALANG B PO

Refer to Market Notice 120404


In accordance with section 116 of the National Electricity Law, AEMO is issuing a direction to EnergyAustralia Ecogen Pty Ltd. For the purposes of the National Electricity Rules this is a direction under clause 4.8.9(a1)(1).

Direction issued to: EnergyAustralia Ecogen Pty Ltd - JLB01 JEERALANG B PO at 0900 hrs 14/11/2024
Type of resource: generating unit
Required actions: Synchronise and follow dispatch targets at 0930 hrs 14/11/2024
Services provided: System Strength
Circumstances necessitating the Direction:System Strength
Circumstances necessitating the Direction additional detail: intervention is required to maintain the power system in a secure operating state
Expected duration: 1500 hrs 14/11/2024.

EnergyAustralia Ecogen Pty Ltd 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

AEMO ELECTRICITY MARKET NOTICE

Direction - VIC region 14/11/2024

In accordance with section 116 of the National Electricity Law, AEMO has issued a direction to a participant in the VIC 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 0905 hrs on 14/11/2024.

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

AEMO ELECTRICITY MARKET NOTICE

Update - Foreseeable AEMO intervention in VIC region

Refer AEMO Electricity Market Notice 120401

AEMO has identified a foreseeable circumstance that may require an AEMO intervention event in the VIC region from 0930 hrs 14/11/2024.

The foreseeable circumstance requiring the need for intervention is System Strength.

AEMO estimates that, in the absence of sufficient market response by 0900 hrs 14/11/2024, AEMO may need to intervene by issuing a direction.

Manager NEM Real Time Operations

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: Armidale - Dumaresq 8C 330kV and Armidale - Sapphire WF 8E 330kV

Cancellation time: 13/11/2024 21:34

Constraint set(s) revoked:
N-ARDM_ARSR_1PH_N-2 Constraint set contains the following interconnector(s) on the left hand side:
N-Q-MNSP1
NSW1-QLD1


Refer AEMO Electricity Market Notice 120380

Auto-generated on behalf of Manager NEM Real Time Operations

AEMO ELECTRICITY MARKET NOTICE

Foreseeable AEMO intervention under clause 4.8.5A (a) of the NER in VIC region

AEMO has identified a foreseeable circumstance that may require an AEMO intervention event in the VIC region from 0930 hrs 14/11/2024.

The foreseeable circumstance requiring the need for intervention is System Strength.

Manager NEM Real Time Operations

AEMO ELECTRICITY MARKET NOTICE

Issued by Australian Energy Market Operator Ltd at 2105 hrs on 13 November 2024

CANCELLATION - ACTUAL NEGATIVE SETTLEMENT RESIDUES - NSW to VIC - 13 November 2024.

Refer to market notice: 120397

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 2105 hrs on 13 November 2024.

This is an AEMO autogenerated Market Notice.

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: 13/11/2024 21:04

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 120383

Auto-generated on behalf of Manager NEM Real Time Operations

AEMO ELECTRICITY MARKET NOTICE

NON-CONFORMANCE VIC1 Region Wednesday, 13 November 2024

AEMO has declared the following unit as non-conforming under clause 3.8.23 of the National Electricity Rules:

Unit: GANNB1
Duration: 13/11/2024 20:35 to 13/11/2024 20:45
Amount: 10 MW
Constraint: NC-V_GANNB1

Auto-generated on behalf of Manager NEM Real Time Operations

AEMO ELECTRICITY MARKET NOTICE

Issued by Australian Energy Market Operator Ltd at 1900 hrs on 13 November 2024

ACTUAL NEGATIVE SETTLEMENT RESIDUES - NSW to VIC - 13 November 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 1900 hrs on 13 November 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.