Filter by category
Filter by Date
Cancellation of Actual (LOR2) condition in the NSW region - 14/12/2023
Cancellation of Actual (LOR2) condition in the NSW region - 14/12/2023
The Actual LOR2 Condition in the NSW Region advised in AEMO Electricity Market Notice No.112362 is cancelled at 1810 hrs 14/12/2023.
Manager NEM Real Time Operations
Actual Lack Of Reserve Level 2 (LOR2) in the NSW region - 14/12/2023
Actual Lack Of Reserve Level 2 (LOR2) in the NSW region - 14/12/2023
An Actual LOR2 condition has been declared under clause 4.8.4(b) of the National Electricity Rules for the NSW region from 1730 hrs.
The Actual LOR2 condition is not forecast in Pre Dispatch
The capacity reserve required is 690 MW
The minimum reserve available is 678 MW
AEMO is seeking an immediate market response.
An insufficient market response may require AEMO to implement a AEMO intervention event.
Manager NEM Real Time Operations
Reclassification of a Non-Credible Contingency Event: Armidale - Dumaresq 8C 330kV line and Armidale - Sapphire WF 8E 330kV line in NSW1 due to Lightning.
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: NSW1
Lines: Armidale - Dumaresq 8C 330kV and Armidale - Sapphire WF 8E 330kV
Duration: 14/12/2023 17:35 until further notice
Constraint set(s) invoked:
N-ARDM_ARSR_1PH_N-2 Constraint set contains the following interconnector(s) on the left hand side:
N-Q-MNSP1
NSW1-QLD1
Auto-generated on behalf of Manager NEM Real Time Operations
Cancellation of a Non-Credible Contingency Event: Armidale - Dumaresq 8C 330kV line and Armidale - Sapphire WF 8E 330kV line in NSW1 due to Lightning.
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: 14/12/2023 17:20
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 112356
Auto-generated on behalf of Manager NEM Real Time Operations
PDPASA - Cancellation of the Forecast Lack Of Reserve Level 2 (LOR2) in the NSW Region on 14/12/2023
The Forecast LOR2 condition in the NSW region advised in AEMO Electricity Market Notice No. 112328 is cancelled at 1645 hrs 14/12/2023.
Manager NEM Real Time Operations
Actual Lack Of Reserve Level 1 (LOR1) in the NSW region - 14/12/2023
Actual Lack Of Reserve Level 1 (LOR1) in the NSW region - 14/12/2023
An Actual LOR1 condition has been declared under clause 4.8.4(b) of the National Electricity Rules for the NSW region from 1630 hrs.
The Actual LOR1 condition is forecast to exist until 1930 hrs
The capacity reserve requirement is 1377 MW
The minimum capacity reserve available is 874 MW
Manager NEM Real Time Operations
Reclassification of a Non-Credible Contingency Event: Armidale - Dumaresq 8C 330kV line and Armidale - Sapphire WF 8E 330kV line in NSW1 due to Lightning.
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: NSW1
Lines: Armidale - Dumaresq 8C 330kV and Armidale - Sapphire WF 8E 330kV
Duration: 14/12/2023 16:16 until further notice
Constraint set(s) invoked:
N-ARDM_ARSR_1PH_N-2 Constraint set contains the following interconnector(s) on the left hand side:
N-Q-MNSP1
NSW1-QLD1
Auto-generated on behalf of Manager NEM Real Time Operations
PDPASA - Update of the Forecast Lack Of Reserve Level 2 (LOR2) in the NSW Region on 14/12/2023
The Forecast LOR2 condition in the NSW region advised in AEMO Electricity Market Notice No. 112300 has been updated at 1450 hrs to the following:
[1.] From 1730 hrs 14/12/2023 to 1800 hrs 14/12/2023.
The forecast capacity reserve requirement is 700 MW.
The minimum capacity reserve available is 579 MW.
AEMO is seeking a market response.
AEMO estimates the latest time at which it would need to intervene through an AEMO intervention event is 1630 hrs on 14/12/2023.
Manager NEM Real Time Operations
Cancellation of a Non-Credible Contingency Event: Tungkillo- Robertstown No.1 and No.2 275kV lines and the Robertstown No.1 and No.2 synchronous condensers in SA region due to Lightning
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: SA1
Elements: Tungkillo- Robertstown No.1 and No.2 275kV lines and the Robertstown No.1 and No.2 synchronous condensers
Cancellation time: 14/12/2023 14:10
Constraint set(s) revoked: S-RBTU+SCON_N-2
Constraint set contains the following interconnector(s) on the left hand side:
V-S-MNSP1
Refer AEMO Electricity Market Notice 111818
Manager NEM Real Time Operations