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114770INTER-REGIONAL TRANSFER15/02/2024 07:34:10 PM
Inter-regional transfer limit variation - Moorabool Sydenham 500 kV lines - Vic region - 15/02/2024
AEMO ELECTRICITY MARKET NOTICE
At 1905 hrs 15/02/2024 in the Victoria region interim work was completed at Moorabool and Sydenham terminal stations to provide additional 500 kV bus ties.
As a result of this completed work the South Australia region is no longer on a credible risk of separation.
Constraint set changes.
Invoked:
V-X_MLSY_MLTS_TIE
Revoked:
F-V-X_ML_BUSTIE_500
I-VS_050
S-X_BC_CP
V-X_MLSY
This constraint set(s) contains equations with the following interconnectors on the LHS.
T-V-MNSP1
V-SA
V-S-MNSP1
VIC1- NSW1
Rfer Market Notices 114577, 114768, 114686
Refer to the AEMO Network Outage Scheduler for further information.
Manager NEM Real Time Operations
At 1905 hrs 15/02/2024 in the Victoria region interim work was completed at Moorabool and Sydenham terminal stations to provide additional 500 kV bus ties.
As a result of this completed work the South Australia region is no longer on a credible risk of separation.
Constraint set changes.
Invoked:
V-X_MLSY_MLTS_TIE
Revoked:
F-V-X_ML_BUSTIE_500
I-VS_050
S-X_BC_CP
V-X_MLSY
This constraint set(s) contains equations with the following interconnectors on the LHS.
T-V-MNSP1
V-SA
V-S-MNSP1
VIC1- NSW1
Rfer Market Notices 114577, 114768, 114686
Refer to the AEMO Network Outage Scheduler for further information.
Manager NEM Real Time Operations
114765NON-CONFORMANCE15/02/2024 04:20:12 PM
NON-CONFORMANCE Region QLD1 Thursday, 15 February 2024
AEMO ELECTRICITY MARKET NOTICE
NON-CONFORMANCE QLD1 Region Thursday, 15 February 2024
AEMO has declared the following unit as non-conforming under clause 3.8.23 of the National Electricity Rules:
Unit: SWAN_E
Duration: 15/02/2024 16:05 to 15/02/2024 16:20
Amount: -46 MW
Constraint: NC-Q_SWAN_E
Auto-generated on behalf of Manager NEM Real Time Operations
NON-CONFORMANCE QLD1 Region Thursday, 15 February 2024
AEMO has declared the following unit as non-conforming under clause 3.8.23 of the National Electricity Rules:
Unit: SWAN_E
Duration: 15/02/2024 16:05 to 15/02/2024 16:20
Amount: -46 MW
Constraint: NC-Q_SWAN_E
Auto-generated on behalf of Manager NEM Real Time Operations
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
114688INTER-REGIONAL TRANSFER14/02/2024 03:05:05 AM
Inter-regional transfer limit variation: Hazelwood - South Morang No 1 500 kV Line (VIC) - Voltage Control
AEMO ELECTRICITY MARKET NOTICE
The Hazelwood - South Morang No 1 500 kV Line has been de-energised to manage voltages in the Victoria region.
The following constraint set was invoked at 0235 hrs 14/02/2024
V-HWSM
The constraint set contains equations with the following interconnectors on the LHS.
T-V-MNSP1
V-S-MNSP1
V-SA
VIC1-NSW1
Refer to AEMO Network Outage Scheduler (NOS) for return to service details
Manager NEM Real Time Operations
The Hazelwood - South Morang No 1 500 kV Line has been de-energised to manage voltages in the Victoria region.
The following constraint set was invoked at 0235 hrs 14/02/2024
V-HWSM
The constraint set contains equations with the following interconnectors on the LHS.
T-V-MNSP1
V-S-MNSP1
V-SA
VIC1-NSW1
Refer to AEMO Network Outage Scheduler (NOS) for return to service details
Manager NEM Real Time Operations
114687INTER-REGIONAL TRANSFER14/02/2024 01:30:25 AM
Inter-regional transfer limit variation: South Morang - Sydenham No 1 and 2 500 kV lines (VIC) - Voltage Control
AEMO ELECTRICITY MARKET NOTICE
The South Morang - Sydenham No 1 and 2 500 kV lines have been de-energised to manage voltages in the Victoria region.
The following constraint set was invoked at 0105 hrs 14/02/2024
V-SMSY
The constraint set contains equations with the following interconnectors on the LHS.
T-V-MNSP1
V-S-MNSP1
V-SA
VIC1-NSW1
Refer to AEMO Network Outage Scheduler (NOS) for further details
Manager NEM Real Time Operations
The South Morang - Sydenham No 1 and 2 500 kV lines have been de-energised to manage voltages in the Victoria region.
The following constraint set was invoked at 0105 hrs 14/02/2024
V-SMSY
The constraint set contains equations with the following interconnectors on the LHS.
T-V-MNSP1
V-S-MNSP1
V-SA
VIC1-NSW1
Refer to AEMO Network Outage Scheduler (NOS) for further details
Manager NEM Real Time Operations
114686INTER-REGIONAL TRANSFER14/02/2024 01:24:53 AM
Inter-regional transfer limit variation: Moorabool - Sydenham No1 and No2 500 kV lines - VIC region - 13/02/2024 -
AEMO ELECTRICITY MARKET NOTICE
Inter-regional transfer limit variation: Moorabool - Sydenham No1 and No2 500 kV lines - 13/02/2024
At 1308 hrs 13/02/2024 the Moorabool - Sydenham No1 and No2 500 kV lines tripped.
Refer Market notices 114577 and 114625.
The following constraint set(s) are invoked :
V-X_MLSY
F-V-X_ML_BUSTIE_500
I-VS_050
These constraint set contains equations with the following interconnectors on the LHS.
T-V-MNSP1
V-SA
V-S-MNSP1
VIC1- NSW1
Refer to the Network outage scheduler (NOS) for more details:
Manager NEM Real Time Operations
Inter-regional transfer limit variation: Moorabool - Sydenham No1 and No2 500 kV lines - 13/02/2024
At 1308 hrs 13/02/2024 the Moorabool - Sydenham No1 and No2 500 kV lines tripped.
Refer Market notices 114577 and 114625.
The following constraint set(s) are invoked :
V-X_MLSY
F-V-X_ML_BUSTIE_500
I-VS_050
These constraint set contains equations with the following interconnectors on the LHS.
T-V-MNSP1
V-SA
V-S-MNSP1
VIC1- NSW1
Refer to the Network outage scheduler (NOS) for more details:
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