Market Notices

116445SETTLEMENTS RESIDUE02/05/2024 07:00:27 PM

[EventId:202405021900_NRM_NSW1_VIC1_stopped] NEGRES CONSTRAINT NRM_NSW1_VIC1 ceased operating from 02 May 2024 19:00

AEMO ELECTRICITY MARKET NOTICE

Issued by Australian Energy Market Operator Ltd at 1900 hrs on 2 May 2024

CANCELLATION - ACTUAL NEGATIVE SETTLEMENT RESIDUES - NSW to VIC - 2 May 2024.

Refer to market notice: 116442

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 1900 hrs on 2 May 2024.

This is an AEMO autogenerated Market Notice.
     
116442SETTLEMENTS RESIDUE02/05/2024 05:30:17 PM

[EventId:202405021730_NRM_NSW1_VIC1_started] NEGRES CONSTRAINT NRM_NSW1_VIC1 started operating from 02 May 2024 17:30

AEMO ELECTRICITY MARKET NOTICE

Issued by Australian Energy Market Operator Ltd at 1730 hrs on 2 May 2024

ACTUAL NEGATIVE SETTLEMENT RESIDUES - NSW to VIC - 2 May 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 1730 hrs on 2 May 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.
     
116434MARKET INTERVENTION02/05/2024 02:58:53 PM

Cancellation - Possible intervention to manage power system security in SA region

AEMO ELECTRICITY MARKET NOTICE

Cancellation - Possible intervention to manage power system security in SA region 03/05/2024

Refer Market Notice 116431

AEMO no longer foresees a possible requirement for intervention to manage power system security in SA region. The advice of possible intervention is cancelled from 1500 hrs 02/05/2024.

Manager NEM Real Time Operations
     
116431MARKET INTERVENTION02/05/2024 01:07:46 PM

Update - Possible intervention to manage power system security in SA region

AEMO ELECTRICITY MARKET NOTICE

Possible intervention to manage power system security in SA region

Refer AEMO Electricity Market Notice 116413

The synchronous generating units currently expected to be synchronised in SA from 0830 hrs 03/05/2024 will be inadequate to maintain a secure operating state in SA .
AEMO may need to intervene by issuing a direction requiring one or more SA synchronous generating unit(s) to operate or remain synchronised to maintain power system security in SA .

Manager NEM Real Time Operations
     
116430MARKET INTERVENTION02/05/2024 02:00:04 PM

Cancellation - AEMO Intervention Event - Intervention trading intervals - Direction SA region 01/05/2024

AEMO ELECTRICITY MARKET NOTICE

Cancellation - AEMO Intervention Event - Intervention trading intervals - Direction SA region 01/05/2024

Refer Market Notice 116398

The AEMO Intervention Event and all associated directions are cancelled from 1400 hrs 02/05/2024

Manager NEM Real Time Operations
     
116413MARKET INTERVENTION01/05/2024 11:51:45 PM

Possible intervention to manage power system security in SA region

AEMO ELECTRICITY MARKET NOTICE

Possible intervention to manage power system security in SA region

The synchronous generating units currently expected to be synchronised in SA from 0200 hrs 03/05/2024 will be inadequate to maintain a secure operating state in SA .
AEMO may need to intervene by issuing a direction requiring one or more SA synchronous generating unit(s) to operate or remain synchronised to maintain power system security in SA .

Manager NEM Real Time Operations
     
116398MARKET INTERVENTION01/05/2024 04:02:39 PM

Direction - SA region 01/05/2024

AEMO ELECTRICITY MARKET NOTICE.

Direction - SA region 01/05/2024

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(a).

The direction was necessary to maintain the power system in a secure operating state.

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.

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 1605 hrs on 01/05/2024.

Intervention pricing does not apply to this AEMO intervention event.

Manager NEM Real Time Operations
     
116397MARKET INTERVENTION01/05/2024 02:56:38 PM

Update - Possible intervention to manage power system security in SA region

AEMO ELECTRICITY MARKET NOTICE

Update - Possible intervention to manage power system security in SA region

Refer AEMO Electricity Market Notice 116393

The synchronous generating units currently expected to be synchronised in SA from 0900 hrs 02/05/2024 will be inadequate to maintain a secure operating state in SA .

AEMO estimates that, in the absence of sufficient market response by 1600 hrs 01/05/2024, AEMO may need to intervene by issuing a direction requiring one or more SA synchronous generating unit(s) to operate or remain synchronised to maintain power system security in SA.

Manager NEM Real Time Operations
     
116396MARKET INTERVENTION01/05/2024 03:27:57 PM

Cancellation - AEMO Intervention Event - Intervention trading intervals - Direction SA region 30/04/2024

AEMO ELECTRICITY MARKET NOTICE

Cancellation - AEMO Intervention Event - Intervention trading intervals - Direction SA region 30/04/2024

Refer Market Notice 116386

The AEMO Intervention Event and all associated directions are cancelled from 1530 hrs 01/05/2024

Manager NEM Real Time Operations
     
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