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58279MARKET INTERVENTION29/03/2017 04:12:18 AM
Cancellation of Direction - QLD region 29/03/17
AEMO ELECTRICITY MARKET NOTICE.
Cancellation of Direction - QLD region 29/03/17
Refer to AEMO Electricity Market Notice 58276
The direction issued to a participant in the Qld Region was cancelled at 0400 hrs 29/03/17.
Manager NEM Real Time Operations
Cancellation of Direction - QLD region 29/03/17
Refer to AEMO Electricity Market Notice 58276
The direction issued to a participant in the Qld Region was cancelled at 0400 hrs 29/03/17.
Manager NEM Real Time Operations
58276MARKET INTERVENTION28/03/2017 07:28:45 PM
Update - Direction - QLD region 28/03/17
AEMO ELECTRICITY MARKET NOTICE.
Update - Direction - QLD region
Refer to Electricity Market Notice 58266
In accordance with clause 4.8.9 of the National Electricity Rules AEMO has issued a direction to a participant in the Qld region.
The direction was necessary to maintain the power system in a secure operating state.
The direction was issued at 1440 hrs and is expected to stay in place until 0700 hrs 29/03/17.
Manager NEM Real Time Operations
Update - Direction - QLD region
Refer to Electricity Market Notice 58266
In accordance with clause 4.8.9 of the National Electricity Rules AEMO has issued a direction to a participant in the Qld region.
The direction was necessary to maintain the power system in a secure operating state.
The direction was issued at 1440 hrs and is expected to stay in place until 0700 hrs 29/03/17.
Manager NEM Real Time Operations
58275MARKET INTERVENTION28/03/2017 07:28:12 PM
Update - AEMO Intervention Event intervention price dispatch intervals - 28/03/17
AEMO ELECTRICITY MARKET NOTICE.
Update - AEMO Intervention Event intervention price dispatch intervals - 28/03/17
Refer AEMO Electricity Market Notice No. 58267
An AEMO Intervention Event has been implemented by issuing a direction to maintain the power system in a secure operating state.
AEMO declares all dispatch intervals during the AEMO Intervention Event to be intervention price dispatch intervals.
The AEMO Intervention Event commenced in the 1445 hrs dispatch interval and is forecast to apply until 0700 hrs 29/03/17
Intervention pricing will not be implemented during these intervention price dispatch intervals.
Manager NEM Real Time Operations
Update - AEMO Intervention Event intervention price dispatch intervals - 28/03/17
Refer AEMO Electricity Market Notice No. 58267
An AEMO Intervention Event has been implemented by issuing a direction to maintain the power system in a secure operating state.
AEMO declares all dispatch intervals during the AEMO Intervention Event to be intervention price dispatch intervals.
The AEMO Intervention Event commenced in the 1445 hrs dispatch interval and is forecast to apply until 0700 hrs 29/03/17
Intervention pricing will not be implemented during these intervention price dispatch intervals.
Manager NEM Real Time Operations
58267MARKET INTERVENTION28/03/2017 02:50:51 PM
AEMO Intervention Event intervention price dispatch intervals - 28/03/17
AEMO ELECTRICITY MARKET NOTICE.
AEMO Intervention Event intervention price dispatch intervals - 28/03/17
Refer AEMO Electricity Market Notice No. 58266
An AEMO Intervention Event has been implemented by issuing a direction to maintain the power system in a secure operating state.
AEMO declares all dispatch intervals during the AEMO Intervention Event to be intervention price dispatch intervals.
The AEMO Intervention Event commenced in the 1445 hrs dispatch interval and is forecast to apply until 1900 hrs 28/03/17
Intervention pricing will not be implemented during these intervention price dispatch intervals.
Manager NEM Real Time Operations
AEMO Intervention Event intervention price dispatch intervals - 28/03/17
Refer AEMO Electricity Market Notice No. 58266
An AEMO Intervention Event has been implemented by issuing a direction to maintain the power system in a secure operating state.
AEMO declares all dispatch intervals during the AEMO Intervention Event to be intervention price dispatch intervals.
The AEMO Intervention Event commenced in the 1445 hrs dispatch interval and is forecast to apply until 1900 hrs 28/03/17
Intervention pricing will not be implemented during these intervention price dispatch intervals.
Manager NEM Real Time Operations
58266MARKET INTERVENTION28/03/2017 02:47:35 PM
Direction - QLD region 28/03/17
AEMO ELECTRICITY MARKET NOTICE.
Direction - QLD region
In accordance with clause 4.8.9 of the National Electricity Rules AEMO has issued a direction to a participant in the Qld region.
The direction was necessary to maintain the power system in a secure operating state.
The direction was issued at 1440 hrs and is expected to stay in place until 1900 hrs 28/03/17.
Manager NEM Real Time Operations
Direction - QLD region
In accordance with clause 4.8.9 of the National Electricity Rules AEMO has issued a direction to a participant in the Qld region.
The direction was necessary to maintain the power system in a secure operating state.
The direction was issued at 1440 hrs and is expected to stay in place until 1900 hrs 28/03/17.
Manager NEM Real Time Operations
58255POWER SYSTEM EVENTS27/03/2017 07:01:29 PM
Non-credible contingency event - NSW Region - 27/03/2017
AEMO ELECTRICITY MARKET NOTICE
Non-credible contingency event - NSW Region - 27/03/2017
At 1828 hrs the Cooma-Williamsdale 97D 132 kV Line opened at the Williamsdale end only.
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 - NSW Region - 27/03/2017
At 1828 hrs the Cooma-Williamsdale 97D 132 kV Line opened at the Williamsdale end only.
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
58240POWER SYSTEM EVENTS26/03/2017 11:23:08 AM
Non-credible contingency event - Vic Region - 26 Mar 2017
AEMO ELECTRICITY MARKET NOTICE
Non-credible contingency event - Vic Region - 26 Mar 2017
At 1056 hrs the Dederang - Sth Morang No 1 330 kV Line opened at the Sth Morang end only.
The Line was placed on load at 1100 hrs
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 - Vic Region - 26 Mar 2017
At 1056 hrs the Dederang - Sth Morang No 1 330 kV Line opened at the Sth Morang end only.
The Line was placed on load at 1100 hrs
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
58037POWER SYSTEM EVENTS15/03/2017 05:42:12 PM
Update - Non-credible contingency event - Vic region - 15/03/17
AEMO ELECTRICITY MARKET NOTICE
Update - Non-credible contingency event - Vic region - 15/03/17
Refer to AEMO Electricity Market Notice 58008 and 58024
At 0307 hrs at Heywood 500 kV terminal station, the South East No. 2 Line / M2 transformer 275 kV CB opened. The circuit breaker was closed at 0309 hrs placing the M2 transformer on load.
Based on updated information from AusNet Services, AEMO will not reclassify this event as a credible contingency event.
Manager NEM Real Time Operations
Update - Non-credible contingency event - Vic region - 15/03/17
Refer to AEMO Electricity Market Notice 58008 and 58024
At 0307 hrs at Heywood 500 kV terminal station, the South East No. 2 Line / M2 transformer 275 kV CB opened. The circuit breaker was closed at 0309 hrs placing the M2 transformer on load.
Based on updated information from AusNet Services, AEMO will not reclassify this event as a credible contingency event.
Manager NEM Real Time Operations
58014POWER SYSTEM EVENTS15/03/2017 07:53:09 AM
AEMO ELECTRICITY MARKET NOTICE
Non-credible contingency event - Qld region - 14/03/17
At 2003 hrs on 14/03/17 there was a single phase trip and auto-reclose of the Calvale - Halys No. 8810 and No. 8811 275 kV Transmission Lines.
AEMO did not instruct load shedding.
AEMO has not been advised of any disconnection of bulk electrical load.
There was lightning in the vicinity at the time of this event. AEMO will not be declaring these transmission lines as "vulnerable" because it was a single phase trip. Refer to AEMO procedure SO_OP_3715 for further information on lightning trips.
AEMO will not reclassify this event as a credible contingency event.
Manager NEM Real Time Operations
Non-credible contingency event - Qld region - 14/03/17
AEMO ELECTRICITY MARKET NOTICE
Non-credible contingency event - Qld region - 14/03/17
At 2003 hrs on 14/03/17 there was a single phase trip and auto-reclose of the Calvale - Halys No. 8810 and No. 8811 275 kV Transmission Lines.
AEMO did not instruct load shedding.
AEMO has not been advised of any disconnection of bulk electrical load.
There was lightning in the vicinity at the time of this event. AEMO will not be declaring these transmission lines as "vulnerable" because it was a single phase trip. Refer to AEMO procedure SO_OP_3715 for further information on lightning trips.
AEMO will not reclassify this event as a credible contingency event.
Manager NEM Real Time Operations