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117486POWER SYSTEM EVENTS27/07/2024 10:26:53 AM
Non-credible contingency event - QLD region - 27/07/2024
AEMO ELECTRICITY MARKET NOTICE.
Non-credible contingency event - QLD region - 27/07/2024
At 0951 hrs the H3 Goodna No. 2 275kV Bus and the H3 Goodna No. 1 275/132kV transformer 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
Non-credible contingency event - QLD region - 27/07/2024
At 0951 hrs the H3 Goodna No. 2 275kV Bus and the H3 Goodna No. 1 275/132kV transformer 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
117468RESERVE NOTICE26/07/2024 03:02:08 PM
STPASA - Forecast Lack Of Reserve Level 1 (LOR1) in the TAS Region on 30/07/2024
AEMO ELECTRICITY MARKET NOTICE
AEMO declares a Forecast LOR1 condition under clause 4.8.4(b) of the National Electricity Rules for the TAS region for the following period:
From 0730 hrs to 0900 hrs 30/07/2024.
The forecast capacity reserve requirement is 555 MW.
The minimum capacity reserve available is 537 MW.
AEMO Operations
AEMO declares a Forecast LOR1 condition under clause 4.8.4(b) of the National Electricity Rules for the TAS region for the following period:
From 0730 hrs to 0900 hrs 30/07/2024.
The forecast capacity reserve requirement is 555 MW.
The minimum capacity reserve available is 537 MW.
AEMO Operations
117467RESERVE NOTICE26/07/2024 03:15:15 PM
STPASA - Update of the Forecast Lack Of Reserve Level 1 (LOR1) in the TAS Region on 29/07/2024
AEMO ELECTRICITY MARKET NOTICE
The Forecast LOR1 condition in the TAS region advised in AEMO Electricity Market Notice No. 117442 has been updated at 1400 hrs 26/07/2024 to the following:
From 0700 hrs to 0930 hrs 29/07/2024.
The forecast capacity reserve requirement is 555 MW.
The minimum capacity reserve available is 461 MW.
AEMO Operations
The Forecast LOR1 condition in the TAS region advised in AEMO Electricity Market Notice No. 117442 has been updated at 1400 hrs 26/07/2024 to the following:
From 0700 hrs to 0930 hrs 29/07/2024.
The forecast capacity reserve requirement is 555 MW.
The minimum capacity reserve available is 461 MW.
AEMO Operations
117449INTER-REGIONAL TRANSFER25/07/2024 03:53:00 PM
Inter-regional transfer limit variation - Heywood M1 Transformer - VIC region - 25/07/2024
AEMO ELECTRICITY MARKET NOTICE
Inter-regional transfer limit variation - Heywood M1 Transformer - VIC region - 25/07/2024
A planned outage of Heywood M1 Transformer in the VIC region was scheduled from 0600 hrs 25/07/2024 to 1800 hrs 25/07/2024.
The outage has been completed and Heywood M1 Transformer returned to service at 1550 hrs 25/07/2024
Constraint set(s) revoked: V-HYTX_M12
Manager NEM Real Time Operations
Inter-regional transfer limit variation - Heywood M1 Transformer - VIC region - 25/07/2024
A planned outage of Heywood M1 Transformer in the VIC region was scheduled from 0600 hrs 25/07/2024 to 1800 hrs 25/07/2024.
The outage has been completed and Heywood M1 Transformer returned to service at 1550 hrs 25/07/2024
Constraint set(s) revoked: V-HYTX_M12
Manager NEM Real Time Operations
117448INTER-REGIONAL TRANSFER25/07/2024 03:46:44 PM
Inter-regional transfer limit variation - Keilor - Sth Morang 500kV Line - VIC region - 25/07/2024
AEMO ELECTRICITY MARKET NOTICE
Inter-regional transfer limit variation - Keilor - Sth Morang 500kV Line - VIC region - 25/07/2024
A planned outage of Keilor - Sth Morang 500kV Line ] in the VIC region was scheduled from 0700 hrs 25/07/2024 to 1630 hrs 25/07/2024.
The outage has been completed and Keilor - Sth Morang 500kV Line returned to service at 1450 hrs 25/07/2024
Constraint set(s) revoked: V-KTSM_R
Manager NEM Real Time Operations
Inter-regional transfer limit variation - Keilor - Sth Morang 500kV Line - VIC region - 25/07/2024
A planned outage of Keilor - Sth Morang 500kV Line ] in the VIC region was scheduled from 0700 hrs 25/07/2024 to 1630 hrs 25/07/2024.
The outage has been completed and Keilor - Sth Morang 500kV Line returned to service at 1450 hrs 25/07/2024
Constraint set(s) revoked: V-KTSM_R
Manager NEM Real Time Operations
117443RESERVE NOTICE25/07/2024 03:08:03 PM
STPASA - Forecast Lack Of Reserve Level 1 (LOR1) in the TAS Region on 31/07/2024
AEMO ELECTRICITY MARKET NOTICE
AEMO declares a Forecast LOR1 condition under clause 4.8.4(b) of the National Electricity Rules for the TAS region for the following period:
From 0800 hrs to 0900 hrs 31/07/2024.
The forecast capacity reserve requirement is 555 MW.
The minimum capacity reserve available is 524 MW.
AEMO Operations
AEMO declares a Forecast LOR1 condition under clause 4.8.4(b) of the National Electricity Rules for the TAS region for the following period:
From 0800 hrs to 0900 hrs 31/07/2024.
The forecast capacity reserve requirement is 555 MW.
The minimum capacity reserve available is 524 MW.
AEMO Operations
117442RESERVE NOTICE25/07/2024 03:06:45 PM
STPASA - Forecast Lack Of Reserve Level 1 (LOR1) in the TAS Region on 29/07/2024
AEMO ELECTRICITY MARKET NOTICE
AEMO declares a Forecast LOR1 condition under clause 4.8.4(b) of the National Electricity Rules for the TAS region for the following period:
From 0730 hrs to 0900 hrs 29/07/2024.
The forecast capacity reserve requirement is 555 MW.
The minimum capacity reserve available is 524 MW.
AEMO Operations
AEMO declares a Forecast LOR1 condition under clause 4.8.4(b) of the National Electricity Rules for the TAS region for the following period:
From 0730 hrs to 0900 hrs 29/07/2024.
The forecast capacity reserve requirement is 555 MW.
The minimum capacity reserve available is 524 MW.
AEMO Operations
117411INTER-REGIONAL TRANSFER22/07/2024 09:50:31 AM
Inter-regional transfer limit variation - Heywood - South East 1 275 kV Line - SA region - 22/07/2024
AEMO ELECTRICITY MARKET NOTICE
Inter-regional transfer limit variation - Heywood - South East 1 275 kV Line - SA region - 22/07/2024
A planned outage of Heywood - South East 1 275 kV Line in the SA region was scheduled from 0930 hrs 22/07/2024 to 1700 hrs 22/07/2024.
The outage has been cancelled.
Constraint set(s) revoked:
I-HYSE
I-VS+LKB_050
I-VS_050
S-SECB6611_10
S-SE_1CP
Manager NEM Real Time Operations
Inter-regional transfer limit variation - Heywood - South East 1 275 kV Line - SA region - 22/07/2024
A planned outage of Heywood - South East 1 275 kV Line in the SA region was scheduled from 0930 hrs 22/07/2024 to 1700 hrs 22/07/2024.
The outage has been cancelled.
Constraint set(s) revoked:
I-HYSE
I-VS+LKB_050
I-VS_050
S-SECB6611_10
S-SE_1CP
Manager NEM Real Time Operations
117389INTER-REGIONAL TRANSFER20/07/2024 02:52:46 PM
Inter-regional transfer limit variation - Armidale Coffs Harbour 96C 132kV LINE - NSW region - 20/07/2024
AEMO ELECTRICITY MARKET NOTICE
Inter-regional transfer limit variation - Armidale Coffs Harbour 96C 132kV LINE - NSW region - 20/07/2024
At 1422 hrs 20/07/2024 there was an unplanned outage of Armidale Coffs Harbour 96C 132kV LINE.
The following constraint set(s) invoked at 1430 hrs 20/07/2024
N-ARCH_96C
This constraint set(s) contains equations with the following interconnectors on the LHS.
N-Q-MNSP1,NSW1-QLD1
Refer to the AEMO Network Outage Scheduler for further information.
Manager NEM Real Time Operations
Inter-regional transfer limit variation - Armidale Coffs Harbour 96C 132kV LINE - NSW region - 20/07/2024
At 1422 hrs 20/07/2024 there was an unplanned outage of Armidale Coffs Harbour 96C 132kV LINE.
The following constraint set(s) invoked at 1430 hrs 20/07/2024
N-ARCH_96C
This constraint set(s) contains equations with the following interconnectors on the LHS.
N-Q-MNSP1,NSW1-QLD1
Refer to the AEMO Network Outage Scheduler for further information.
Manager NEM Real Time Operations