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Inter-regional transfer limit variation - constraint automation to manage Power System Security in QLD region - 16/01/2025
In order to maintain the power system in a secure operating state in the QLD region, AEMO has invoked automated constraint set CA_BRIS_569B1432 from 1425 hrs until further notice.
This constraint set contains equations with the following interconnector on the LHS;
NSW1-QLD1
Refer to AEMO Network Outage Scheduler (NOS) for further information.
Manager NEM Real Time Operations
[EventId:202501161230_NRM_NSW1_VIC1_stopped] NEGRES CONSTRAINT NRM_NSW1_VIC1 ceased operating from 16 January 2025 12:30
Issued by Australian Energy Market Operator Ltd at 1230 hrs on 16 January 2025
CANCELLATION - ACTUAL NEGATIVE SETTLEMENT RESIDUES - NSW to VIC - 16 January 2025.
Refer to market notice: 123374
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 1230 hrs on 16 January 2025.
This is an AEMO autogenerated Market Notice.
[EventId:202501161135_NRM_NSW1_VIC1_started] NEGRES CONSTRAINT NRM_NSW1_VIC1 started operating from 16 January 2025 11:35
Issued by Australian Energy Market Operator Ltd at 1135 hrs on 16 January 2025
ACTUAL NEGATIVE SETTLEMENT RESIDUES - NSW to VIC - 16 January 2025.
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 1135 hrs on 16 January 2025.
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.
NEM Local Temperature Alerts for QLD, SA, VIC from 16 Jan 2025 to 20 Jan 2025
AEMO's weather service provider has issued forecast temperatures equal to or greater than the NEM Local Temperature Alert Levels for listed weather stations below.
QLD
Rockhampton Ap (39+ Deg C): 16th Jan
SA
Port Augusta Ap (39+ Deg C): 19th Jan
VIC
Mildura Ap (39+ Deg C): 20th Jan
The NEM Local Temperature Alert Levels are:
Launceston Ti Tree Bend: 33 Deg C, Dalby Airport: 37 Deg C, for all other selected weather stations: 39 Deg C.
AEMO requests Market Participants to:
1. review the weather forecast in the local area where their generating units / MNSP converter stations are located and,
2. if required, update the available capacity in their dispatch offers or availability submissions consistent with the forecast temperatures.
Further information is available at:
https://aemo.com.au/energy-systems/electricity/national-electricity-market-nem/nem-forecasting-and-planning/forecasting-and-reliability/projected-assessment-of-system-adequacy/nem-local-temperature-alerts
AEMO Operations Planning
Fast Frequency Response Market - Increase in R1 FCAS dispatch cap from 20th January 2025
Following review of the operation of the Very Fast FCAS market, from 1300 hrs AEST on Monday 20th January AEMO will increase the cap on dispatch of Very Fast Raise (R1) Contingency FCAS from 425 MW to 500 MW
No other changes to the dispatch of Very Fast FCAS or FCAS constraint equations will be made on this date.
For information on the Fast Frequency Response (FFR) initiative please visit the website at: https://www.aemo.com.au/initiatives/major-programs/fast-frequency-response
Andrew Groom
AEMO Operations
[EventId:202501151800_NRM_NSW1_VIC1_stopped] NEGRES CONSTRAINT NRM_NSW1_VIC1 ceased operating from 15 January 2025 18:00
Issued by Australian Energy Market Operator Ltd at 1800 hrs on 15 January 2025
CANCELLATION - ACTUAL NEGATIVE SETTLEMENT RESIDUES - NSW to VIC - 15 January 2025.
Refer to market notice: 123319
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 1800 hrs on 15 January 2025.
This is an AEMO autogenerated Market Notice.
Cancellation of Actual (LOR1) condition in the NSW region - 15/01/2025
Cancellation of Actual (LOR1) condition in the NSW region - 15/01/2025
The Actual LOR1 Condition in the NSW Region advised in AEMO Electricity Market Notice No.123323 is cancelled at 1715 hrs 15/01/2025.
Manager NEM Real Time Operations
Inter-regional transfer limit variation - constraint automation to manage Power System Security in NSW region - 15/01/2025
In order to maintain the power system in a secure operating state in the NSW region, AEMO has invoked automated constraint set CA_BRIS_5699E75F from 1655 hrs until further notice.
This constraint set contains equations with the following interconnector on the LHS;
V-S-MNSP1
VIC1-NSW1
Manager NEM Real Time Operations
Actual Lack Of Reserve Level 1 (LOR1) in the NSW region - 15/01/2025
Actual Lack Of Reserve Level 1 (LOR1) in the NSW region - 15/01/2025
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 1700 hrs
The capacity reserve requirement is 1340 MW
The minimum capacity reserve available is 1222 MW
Manager NEM Real Time Operations