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NON-CONFORMANCE Region NSW1 Wednesday, 27 December 2023
NON-CONFORMANCE NSW1 Region Wednesday, 27 December 2023
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: DPNTBG1, DPNTBL1
Aggregate Dispatch Group: DPNTBESS_ADG1
Duration: 27/12/2023 14:35 to 27/12/2023 14:45
Amount: 25 MW
Constraint: NC-N_DPNTBESS_ADG1
Auto-generated on behalf of Manager NEM Real Time Operations
NEM Local Temperature Alerts for QLD from 27 Dec 2023 to 31 Dec 2023
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
Dalby Ap (37+ Deg C): 29th Dec
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
Update - Lightning vulnerable lines in QLD region
Update - Lightning vulnerable lines in QLD region
Refer to AEMO Electricity Market Notice 112794
At 2345 hrs 26/12/2023, the Clare South - Strathmore No.7208 and Strathmore - Clare South tee King Creek No.7128 132 kV Lines tripped.
The cause of the trip was identified as due to Lightning.
In accordance with SO_OP_3715, AEMO now considers the Clare South - Strathmore No.7208 and Strathmore - Clare South tee King Creek No.7128 132 kV Lines to be vulnerable with a category of "Probable" due to Lightning.
Manager NEM Real Time Operations
Non-credible contingency event - QLD region - 26/12/2023
Non-credible contingency event - QLD region - 26/12/2023
At 2345 hrs the Strathmore Clare South 7208 and the Strathmore Clare South Tee King Creek 7128 132kV lines 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
STPASA - Cancellation of the Forecast Lack Of Reserve Level 1 (LOR1) in the Qld Region on 29/12/2023
The Forecast LOR1 condition in the Qld region advised in AEMO Electricity Market Notice No.112596 is cancelled at 1430 hrs 23/12/2023.
[No LOR condition is currently forecast in the STPASA period.]
Manager NEM RTO
NON-CONFORMANCE Region QLD1 Friday, 22 December 2023
NON-CONFORMANCE QLD1 Region Friday, 22 December 2023
AEMO has declared the following unit as non-conforming under clause 3.8.23 of the National Electricity Rules:
Unit: STAN-2
Duration: 22/12/2023 15:30 to 22/12/2023 15:35
Amount: 10 MW
Constraint: NC-Q_STAN-2
Auto-generated on behalf of Manager NEM Real Time Operations
STPASA - Forecast Lack Of Reserve Level 1 (LOR1) in the QLD Region on 29/12/2023
AEMO declares a Forecast LOR1 condition under clause 4.8.4(b) of the National Electricity Rules for the QLD region for the following period:
From 1830 hrs to 1930 hrs 29/12/2023.
The forecast capacity reserve requirement is 1057 MW.
The minimum capacity reserve available is 1049 MW.
AEMO Operations
NON-CONFORMANCE Region QLD1 Friday, 22 December 2023
NON-CONFORMANCE QLD1 Region Friday, 22 December 2023
AEMO has declared the following unit as non-conforming under clause 3.8.23 of the National Electricity Rules:
Unit: OAKEY2SF
Duration: 22/12/2023 13:00 to 22/12/2023 13:10
Amount: 54 MW
Constraint: NC-Q_OAKEY2SF
Auto-generated on behalf of Manager NEM Real Time Operations
Non-credible contingency event - QLD region - 21/12/2023
Non-credible contingency event - QLD region - 21/12/2023
At 1424 hrs the H14 Middle Ridge 275 kV circuit breakers 5432 and 5422 tripped. This offloaded the H14 Middle Ridge No.2 and No.3 275/110 kV transformers.
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