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[EventId:202407031730_NRM_NSW1_VIC1_started] NEGRES CONSTRAINT NRM_NSW1_VIC1 started operating from 03 July 2024 17:30
Issued by Australian Energy Market Operator Ltd at 1730 hrs on 3 July 2024
ACTUAL NEGATIVE SETTLEMENT RESIDUES - NSW to VIC - 3 July 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 3 July 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.
PDPASA - Forecast Lack Of Reserve Level 1 (LOR1) in the NSW Region on 03/07/2024
AEMO declares a Forecast LOR1 condition under clause 4.8.4(b) of the National Electricity Rules for the NSW region for the following Period:
[1.] From 1730 hrs 03/07/2024 to 1930 hrs 03/07/2024.
The forecast capacity reserve requirement is 1490 MW.
The minimum capacity reserve available is 1179 MW.
Manager NEM Real Time Operations
Update - Possible intervention to manage power system security in SA region
Update - Possible intervention to manage power system security in SA region
Refer AEMO Electricity Market Notice 117278
The synchronous generating units currently expected to be synchronised in SA from 0000 hrs 05/07/2024 will be inadequate to maintain a secure operating state in SA .
AEMO estimates that, in the absence of sufficient market response by 1300 hrs 04/07/2024, 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
Cancellation of Reclassification of a Non-Credible Contingency Event - SA region - 13/10/2023
Cancellation of Reclassification of a Non-Credible Contingency Event: South East No.1 SVC and No.2 SVC - SA region - 13/10/2023.
Refer AEMO Electricity Market Notice 110252
Based on advice from the participant, AEMO considers the trip of the following circuit at South East is unlikely to re-occur. Accordingly, its classification has reverted to a non-credible contingency event.
Region: SA
Equipment: South East No.1 SVC and No.2 SVC
Cancellation time: 1515 hrs 03/07/2024
Constraint set(s) revoked: Nil
Manager NEM Real Time Operations
NON-CONFORMANCE Region QLD1 Wednesday, 3 July 2024
NON-CONFORMANCE QLD1 Region Wednesday, 3 July 2024
AEMO has declared the following unit as non-conforming under clause 3.8.23 of the National Electricity Rules:
Unit: STAN-1
Duration: 03/07/2024 14:40 to 03/07/2024 14:50
Amount: -18 MW
Constraint: NC-Q_STAN-1
Auto-generated on behalf of Manager NEM Real Time Operations
Possible intervention to manage power system security in SA Region
Possible intervention to manage power system security in SA Region
The synchronous generating units currently expected to be synchronised in SA from 0000 hrs 05/07/2024 will be inadequate to maintain sufficient system strength in SA and hence a secure operating state.
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
PDPASA - Cancellation of the Forecast Lack Of Reserve Level 1 (LOR1) in the TAS Region on 03/07/2024
The Forecast LOR1 condition in the TAS region advised in AEMO Electricity Market Notice No. 117276 is cancelled at 0715 hrs 03/07/2024.
Manager NEM Real Time Operations
PDPASA - Update of the Forecast Lack Of Reserve Level 1 (LOR1) in the TAS Region on 3/07/2024
The Forecast LOR1 condition in the TAS region advised in AEMO Electricity Market Notice No.117274 has been updated at 0445 hrs to the following:
[1.] From 0800 hrs 03/07/2024 to 0830 hrs 03/07/2024.
The forecast capacity reserve requirement is 646 MW.
The minimum capacity reserve available is 621 MW.
Manager NEM Real Time Operations
NON-CONFORMANCE Region NSW1 Tuesday, 2 July 2024
NON-CONFORMANCE NSW1 Region Tuesday, 2 July 2024
AEMO has declared the following units comprising an Aggregate Dispatch Group as non-conforming under clause 3.8.23 of the National Electricity Rules:
Units: BHBG1, BHBL1
Aggregate Dispatch Group: BHBESS_ADG1
Duration: 02/07/2024 18:30 to 02/07/2024 18:40
Amount: -10 MW
Constraint: NC-N_BHBESS_ADG1
Auto-generated on behalf of Manager NEM Real Time Operations