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Inter-regional transfer limit variation - Armidale- Sapphire 8E 330kV line - NSW region - 11/09/2024
Inter-regional transfer limit variation - Armidale- Sapphire 8E 330kV line - NSW region - 11/09/2024
At 1610 hrs 11/09/2024 there was a short notice outage of Armidale- Sapphire 8E 330kV line.
The following constraint set(s) invoked at 1610 hrs 11/09/2024
N-ARSR_8E
This constraint set(s) contains equations with the following interconnectors on the LHS.
NSW1-QLD1,T-V-MNSP1,N-Q-MNSP1,V-S-MNSP1,V-SA
Refer to the AEMO Network Outage Scheduler for further information.
Manager NEM Real Time Operations
Network Augmentation Commissioned - NSW Region - 10/09/2024
Network Augmentation Commissioned - NSW Region - 10/09/2024
At 1750 hrs, the following equipment at Buronga 330 kV substation has been commissioned:
1) Buronga 330 kV A bus.
2) Buronga 330 kV B bus.
3) Buronga No 1 330 kV capacitor.
4) Buronga No 2 330 kV capacitor.
5) Buronga No 7 330/220 kV transformer.
Manager NEM Real Time Operations
STPASA - Cancellation of the Forecast Lack Of Reserve Level 1 (LOR1) in the SA Region beginning on 10/09/2024
The Forecast LOR1 condition in the SA region advised in AEMO Electricity Market Notice No. 118172 is cancelled at 1430 hrs 08/09/2024.
No LOR condition is currently forecast in the STPASA period.
Manager NEM Real Time Operations
PDPASA - Cancellation of the Forecast Lack Of Reserve Level 1 (LOR1) in the SA Region beginning on 08/09/2024
The Forecast LOR1 condition in the SA region advised in AEMO Electricity Market Notice No. 118179 is cancelled at 1320 hrs 08/09/2024.
Manager NEM Real Time Operations
PDPASA - Forecast Lack Of Reserve Level 1 (LOR1) in the SA Region on 09/09/2024
AEMO declares a Forecast LOR1 condition under clause 4.8.4(b) of the National Electricity Rules for the SA region for the following Period:
[1.] From 1830 hrs 09/09/2024 to 0400 hrs 10/09/2024.
The forecast capacity reserve requirement is 600 MW.
The minimum capacity reserve available is 442 MW.
Manager NEM Real Time Operations
STPASA - Forecast Lack Of Reserve Level 1 (LOR1) in the SA Region on 10/09/2024
AEMO declares a Forecast LOR1 condition under clause 4.8.4(b) of the National Electricity Rules for the SA region for the following period:
[1.] From 1830 hrs 10/09/2024 to 2230 hrs 10/09/2024.
The forecast capacity reserve requirement is 460 MW.
The minimum capacity reserve available is 376 MW.
Manager NEM Real Time Operations
Update - Non-credible contingency event - VIC region - 06/09/2024
Update - Non-credible contingency event - VIC region - 06/09/2024
Refer AEMO Electricity Market Notice 118166
At 2005 hrs the Loy Yang PS No. 4 500 kV bus was returned to service.
The cause of this non-credible contingency event has been identified and AEMO is satisfied that another occurrence of this event is unlikely under the current circumstances.
AEMO will not reclassify this event as a credible contingency event.
Manager NEM Real Time Operations
Non-credible contingency event - VIC region - 06/09/2024
Non-credible contingency event - VIC region - 06/09/2024
At 1222 hrs the Loy Yang PS No. 4 500 kV bus tripped.
AEMO did not instruct load shedding.
AEMO has not been advised of any disconnection of bulk electrical load.
The cause of this non credible contingency event is not known at this stage.
Manager NEM Real Time Operations
Declaration of electricity market resumption
Declaration of electricity market resumption
Refer initial AEMO Electricity Market Notice 118149
AEMO declares that the suspension of the spot market in New South Wales, Queensland, South Australia, Tasmania and Victoria will end at 1510 hrs on 05 September 2024.
AEMO has taken sufficient steps to exclude the original event having influence on market processes and AEMO assesses that the possibility of suspending the spot market within the next 24 hours due to the same cause is minimal. AEMO also determines that it can operate the market in accordance with the provisions of the NER.
Relevant Market Notices issued under this suspension: 118149
Manager NEM Real Time Operations