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114759POWER SYSTEM EVENTS15/02/2024 02:06:23 PM
Update: Significant power system event - Victoria Region - Hazelwood transformers and Hazelwood PS - Jeeralang No 2 220kV -13/02/2024
AEMO ELECTRICITY MARKET NOTICE.
Update - Significant power system event - 13/02/2024
Refer AEMO Electricity Market Notices 114685
At 1247 hrs 15/02/2024 the Hazelwood PS - Jeeralang No 2 220kV line was returned to service in the Victoria region
All of the equipment has now been returned to service.
The cause of this significant power system 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
Update - Significant power system event - 13/02/2024
Refer AEMO Electricity Market Notices 114685
At 1247 hrs 15/02/2024 the Hazelwood PS - Jeeralang No 2 220kV line was returned to service in the Victoria region
All of the equipment has now been returned to service.
The cause of this significant power system 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
114714NON-CONFORMANCE14/02/2024 02:10:25 PM
NON-CONFORMANCE Region NSW1 Wednesday, 14 February 2024
AEMO ELECTRICITY MARKET NOTICE
NON-CONFORMANCE NSW1 Region Wednesday, 14 February 2024
AEMO has declared the following unit as non-conforming under clause 3.8.23 of the National Electricity Rules:
Unit: SUNRSF1
Duration: 14/02/2024 08:55 to 14/02/2024 14:10
Amount: 91 MW
Constraint: NC-N_SUNRSF1
Auto-generated on behalf of Manager NEM Real Time Operations
NON-CONFORMANCE NSW1 Region Wednesday, 14 February 2024
AEMO has declared the following unit as non-conforming under clause 3.8.23 of the National Electricity Rules:
Unit: SUNRSF1
Duration: 14/02/2024 08:55 to 14/02/2024 14:10
Amount: 91 MW
Constraint: NC-N_SUNRSF1
Auto-generated on behalf of Manager NEM Real Time Operations
114685POWER SYSTEM EVENTS13/02/2024 10:37:34 PM
Update: Significant power system event - Victoria Region - Hazelwood transformers -13/02/2024
AEMO ELECTRICITY MARKET NOTICE.
At 1827 hrs 13/02/2024 At Hazelwood terminal station in the Victoria region, the following plant was returned to service.
The No1 500 kV / 220 kV transformer
The No2 500 kV / 220 kV transformer
The No3 500 kV / 220 kV transformer
The No4 500 kV / 220 kV transformer
The Jeeralang - Hazelwood No 2 220kV line remains out of service.
Refer to Network outage scheduler (NOS) for further details.
Refer Market notice 114641 and 114643
This Market Notice is issued in accordance with NER clause 4.8.3.
Manager NEM Real Time Operations
At 1827 hrs 13/02/2024 At Hazelwood terminal station in the Victoria region, the following plant was returned to service.
The No1 500 kV / 220 kV transformer
The No2 500 kV / 220 kV transformer
The No3 500 kV / 220 kV transformer
The No4 500 kV / 220 kV transformer
The Jeeralang - Hazelwood No 2 220kV line remains out of service.
Refer to Network outage scheduler (NOS) for further details.
Refer Market notice 114641 and 114643
This Market Notice is issued in accordance with NER clause 4.8.3.
Manager NEM Real Time Operations
114669NON-CONFORMANCE13/02/2024 05:52:22 PM
NON-CONFORMANCE Region SA1 Tuesday, 13 February 2024
AEMO ELECTRICITY MARKET NOTICE
NON-CONFORMANCE SA1 Region Tuesday, 13 February 2024
AEMO has declared the following unit as non-conforming under clause 3.8.23 of the National Electricity Rules:
Unit: TORRB4
Duration: 13/02/2024 17:45 to 13/02/2024 17:50
Amount: 14 MW
Constraint: NC-S_TORRB4
Auto-generated on behalf of Manager NEM Real Time Operations
NON-CONFORMANCE SA1 Region Tuesday, 13 February 2024
AEMO has declared the following unit as non-conforming under clause 3.8.23 of the National Electricity Rules:
Unit: TORRB4
Duration: 13/02/2024 17:45 to 13/02/2024 17:50
Amount: 14 MW
Constraint: NC-S_TORRB4
Auto-generated on behalf of Manager NEM Real Time Operations
114668NON-CONFORMANCE13/02/2024 05:51:32 PM
NON-CONFORMANCE Region SA1 Tuesday, 13 February 2024
AEMO ELECTRICITY MARKET NOTICE
NON-CONFORMANCE SA1 Region Tuesday, 13 February 2024
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: HPRG1, HPRL1
Aggregate Dispatch Group: HORNSDPR_ADG1
Duration: 13/02/2024 17:45 to 13/02/2024 17:50
Amount: 20 MW
Constraint: NC-S_HORNSDPR_ADG1
Auto-generated on behalf of Manager NEM Real Time Operations
NON-CONFORMANCE SA1 Region Tuesday, 13 February 2024
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: HPRG1, HPRL1
Aggregate Dispatch Group: HORNSDPR_ADG1
Duration: 13/02/2024 17:45 to 13/02/2024 17:50
Amount: 20 MW
Constraint: NC-S_HORNSDPR_ADG1
Auto-generated on behalf of Manager NEM Real Time Operations
114643POWER SYSTEM EVENTS13/02/2024 04:13:14 PM
Significant power system event - Victoria Region - Hazelwood transformers -13/02/2024
AEMO ELECTRICITY MARKET NOTICE.
At 1543 hrs 13/02/2024 At Hazelwood terminal station in the Victoria region the following plant tripped.
The No1 500 kV / 220 kV transformer
The No2 500 kV / 220 kV transformer
The No3 500 kV / 220 kV transformer
The No4 500 kV / 220 kV transformer
The Jeeralang Hazelwood No2 220kV line.
Refer Market notice 114641
Updates will be provided as additional information becomes available.
This Market Notice is issued in accordance with NER clause 4.8.3.
Manager NEM Real Time Operations
At 1543 hrs 13/02/2024 At Hazelwood terminal station in the Victoria region the following plant tripped.
The No1 500 kV / 220 kV transformer
The No2 500 kV / 220 kV transformer
The No3 500 kV / 220 kV transformer
The No4 500 kV / 220 kV transformer
The Jeeralang Hazelwood No2 220kV line.
Refer Market notice 114641
Updates will be provided as additional information becomes available.
This Market Notice is issued in accordance with NER clause 4.8.3.
Manager NEM Real Time Operations
114642POWER SYSTEM EVENTS13/02/2024 04:14:12 PM
Non-credible contingency event - TAS region - 13/02/2024
AEMO ELECTRICITY MARKET NOTICE.
Non-credible contingency event - TAS region - 13/02/2024
At 1602 hrs the Norwood -Scottsdale 110kV line and the Norwood - Scottsdale -Derby 110kV line tripped.
AEMO did not instruct load shedding.
AEMO has been advised 8MW of electrical load and 24MW of generation has been disconnected.
The cause of this non credible contingency event is not known at this stage.
Manager NEM Real Time Operations
Non-credible contingency event - TAS region - 13/02/2024
At 1602 hrs the Norwood -Scottsdale 110kV line and the Norwood - Scottsdale -Derby 110kV line tripped.
AEMO did not instruct load shedding.
AEMO has been advised 8MW of electrical load and 24MW of generation has been disconnected.
The cause of this non credible contingency event is not known at this stage.
Manager NEM Real Time Operations
114632RESERVE NOTICE13/02/2024 03:19:41 PM
Cancellation of Actual (LOR3) condition in the VIC region - 13/02/2024
AEMO ELECTRICITY MARKET NOTICE
Cancellation of Actual (LOR3) condition in the VIC region - 13/02/2024
The Actual LOR3 Condition in the VIC region advised in AEMO Electricity Market Notice No.114604 is cancelled at 1515 hrs 13/02/2024.
Manager NEM Real Time Operations
Cancellation of Actual (LOR3) condition in the VIC region - 13/02/2024
The Actual LOR3 Condition in the VIC region advised in AEMO Electricity Market Notice No.114604 is cancelled at 1515 hrs 13/02/2024.
Manager NEM Real Time Operations
114625POWER SYSTEM EVENTS13/02/2024 03:06:04 PM
Significant power system event - Victoria region - 13/02/2024
AEMO ELECTRICITY MARKET NOTICE.
At 1308 hrs 13/02/2024 the Moorabool Sydenham No1 and No2 500 kV lines tripped.
There have been reports of towers on the ground.
In the Victorian region
1000 MW of customer load lost during the fault has been restored
2690 Generation tripped
The AEMO instructed loadshed of 300 MW is being progressively restored.
Updates will be provided as additional information becomes available.
This Market Notice is issued in accordance with NER clause 4.8.3.
Manager NEM Real Time Operations
At 1308 hrs 13/02/2024 the Moorabool Sydenham No1 and No2 500 kV lines tripped.
There have been reports of towers on the ground.
In the Victorian region
1000 MW of customer load lost during the fault has been restored
2690 Generation tripped
The AEMO instructed loadshed of 300 MW is being progressively restored.
Updates will be provided as additional information becomes available.
This Market Notice is issued in accordance with NER clause 4.8.3.
Manager NEM Real Time Operations