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115359MARKET INTERVENTION29/02/2024 12:59:52 PM
Possible intervention to manage power system security in South Australia (SA) Region
AEMO ELECTRICITY MARKET NOTICE
Possible intervention to manage power system security in South Australia (SA) Region
The synchronous generating units currently expected to be synchronised in SA from 0900 hrs 01/03/2024 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
Possible intervention to manage power system security in South Australia (SA) Region
The synchronous generating units currently expected to be synchronised in SA from 0900 hrs 01/03/2024 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
115358RESERVE NOTICE29/02/2024 11:25:21 AM
PDPASA - Update of the Forecast Lack Of Reserve Level 1 (LOR1) in the NSW Region on 29/02/2024
AEMO ELECTRICITY MARKET NOTICE
The Forecast LOR1 condition in the NSW region advised in AEMO Electricity Market Notice No. 115347 has been updated at 1115 hrs to the following:
[1.] From 1530 hrs 29/02/2024 to 1900 hrs 29/02/2024.
The forecast capacity reserve requirement is 1370 MW.
The minimum capacity reserve available is 846 MW.
Manager NEM Real Time Operations
The Forecast LOR1 condition in the NSW region advised in AEMO Electricity Market Notice No. 115347 has been updated at 1115 hrs to the following:
[1.] From 1530 hrs 29/02/2024 to 1900 hrs 29/02/2024.
The forecast capacity reserve requirement is 1370 MW.
The minimum capacity reserve available is 846 MW.
Manager NEM Real Time Operations
115357RESERVE NOTICE29/02/2024 11:24:12 AM
PDPASA - Cancellation of the Forecast Lack Of Reserve Level 2 (LOR2) in the NSW Region on 29/02/2024
AEMO ELECTRICITY MARKET NOTICE
The Forecast LOR2 condition in the NSW region advised in AEMO Electricity Market Notice No. 115351 is cancelled at 1115 hrs 29/02/2024.
Manager NEM Real Time Operations
The Forecast LOR2 condition in the NSW region advised in AEMO Electricity Market Notice No. 115351 is cancelled at 1115 hrs 29/02/2024.
Manager NEM Real Time Operations
115355MARKET INTERVENTION29/02/2024 08:19:27 AM
Cancellation - AEMO Intervention Event - Intervention trading intervals - Direction SA region 28/02/2024
AEMO ELECTRICITY MARKET NOTICE
Cancellation - AEMO Intervention Event - Intervention trading intervals - Direction SA region 28/02/2024
Refer Market Notice 115295
The AEMO Intervention Event and all associated directions are cancelled from 0815 hrs 29/02/2024
Manager NEM Real Time Operations
Cancellation - AEMO Intervention Event - Intervention trading intervals - Direction SA region 28/02/2024
Refer Market Notice 115295
The AEMO Intervention Event and all associated directions are cancelled from 0815 hrs 29/02/2024
Manager NEM Real Time Operations
115354RECLASSIFY CONTINGENCY29/02/2024 08:14:25 AM
Cancellation of a Non-Credible Contingency Event: Eildon PS - Mt Beauty No.1 220 kV line and Eildon PS - Mt Beauty No.2 220 kV line in VIC1 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: VIC1
Lines: Eildon PS - Mt Beauty No.1 220 kV and Eildon PS - Mt Beauty No.2 220 kV
Cancellation time: 29/02/2024 08:14
Constraint set(s) revoked:
NONE
Refer AEMO Electricity Market Notice 115352
Auto-generated on behalf of Manager NEM Real Time Operations
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: VIC1
Lines: Eildon PS - Mt Beauty No.1 220 kV and Eildon PS - Mt Beauty No.2 220 kV
Cancellation time: 29/02/2024 08:14
Constraint set(s) revoked:
NONE
Refer AEMO Electricity Market Notice 115352
Auto-generated on behalf of Manager NEM Real Time Operations
115352RECLASSIFY CONTINGENCY29/02/2024 07:10:45 AM
Reclassification of a Non-Credible Contingency Event: Eildon PS - Mt Beauty No.1 220 kV line and Eildon PS - Mt Beauty No.2 220 kV line in VIC1 due to Lightning.
AEMO ELECTRICITY MARKET NOTICE
Reclassification of a Non-Credible Contingency Event as a Credible Contingency Event due to Lightning. AEMO considers the simultaneous trip of the following circuits to now be more likely and reasonably possible. Accordingly AEMO has reclassified it as a credible contingency event.
Region: VIC1
Lines: Eildon PS - Mt Beauty No.1 220 kV and Eildon PS - Mt Beauty No.2 220 kV
Duration: 29/02/2024 07:10 until further notice
Constraint set(s) invoked:
NONE
Auto-generated on behalf of Manager NEM Real Time Operations
Reclassification of a Non-Credible Contingency Event as a Credible Contingency Event due to Lightning. AEMO considers the simultaneous trip of the following circuits to now be more likely and reasonably possible. Accordingly AEMO has reclassified it as a credible contingency event.
Region: VIC1
Lines: Eildon PS - Mt Beauty No.1 220 kV and Eildon PS - Mt Beauty No.2 220 kV
Duration: 29/02/2024 07:10 until further notice
Constraint set(s) invoked:
NONE
Auto-generated on behalf of Manager NEM Real Time Operations
115351RESERVE NOTICE29/02/2024 07:47:48 AM
PDPASA - Update of the Forecast Lack Of Reserve Level 2 (LOR2) in the NSW Region on 29/02/2024
AEMO ELECTRICITY MARKET NOTICE
The Forecast LOR2 condition in the NSW region advised in AEMO Electricity Market Notice No.115348 has been updated at 0745 hrs to the following:
[1.] From 1630 hrs 29/02/2024 to 1800 hrs 29/02/2024.
The forecast capacity reserve requirement is 736 MW.
The minimum capacity reserve available is 616 MW.
AEMO is seeking a market response.
AEMO has not yet estimated the latest time at which it would need to intervene through an AEMO intervention event.
Manager NEM Real Time Operations
The Forecast LOR2 condition in the NSW region advised in AEMO Electricity Market Notice No.115348 has been updated at 0745 hrs to the following:
[1.] From 1630 hrs 29/02/2024 to 1800 hrs 29/02/2024.
The forecast capacity reserve requirement is 736 MW.
The minimum capacity reserve available is 616 MW.
AEMO is seeking a market response.
AEMO has not yet estimated the latest time at which it would need to intervene through an AEMO intervention event.
Manager NEM Real Time Operations
115350RECLASSIFY CONTINGENCY29/02/2024 02:34:25 AM
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: 29/02/2024 02:34
Constraint set(s) revoked:
NONE
Refer AEMO Electricity Market Notice 115343
Auto-generated on behalf of Manager NEM Real Time Operations
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: 29/02/2024 02:34
Constraint set(s) revoked:
NONE
Refer AEMO Electricity Market Notice 115343
Auto-generated on behalf of Manager NEM Real Time Operations
115349RECLASSIFY CONTINGENCY29/02/2024 01:14:25 AM
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: 29/02/2024 01:14
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 115338
Auto-generated on behalf of Manager NEM Real Time Operations
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: 29/02/2024 01:14
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 115338
Auto-generated on behalf of Manager NEM Real Time Operations