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118171POWER SYSTEM EVENTS06/09/2024 08:18:58 PM
Update - Non-credible contingency event - VIC region - 06/09/2024
AEMO ELECTRICITY MARKET NOTICE.
Update - Non-credible contingency event - VIC region - 06/09/2024
Refer AEMO Electricity Market Notice 118166
At 2005 hrs the Loy Yang PS No. 4 500 kV bus was returned to service.
The cause of this non-credible contingency 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 - Non-credible contingency event - VIC region - 06/09/2024
Refer AEMO Electricity Market Notice 118166
At 2005 hrs the Loy Yang PS No. 4 500 kV bus was returned to service.
The cause of this non-credible contingency 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
118167NON-CONFORMANCE06/09/2024 02:30:23 PM
NON-CONFORMANCE Region QLD1 Friday, 6 September 2024
AEMO ELECTRICITY MARKET NOTICE
NON-CONFORMANCE QLD1 Region Friday, 6 September 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: WDBESSG1, WDBESSL1
Aggregate Dispatch Group: WDBESS_ADG1
Duration: 06/09/2024 13:45 to 06/09/2024 14:30
Amount: 101 MW
Constraint: NC-Q_WDBESS_ADG1
Auto-generated on behalf of Manager NEM Real Time Operations
NON-CONFORMANCE QLD1 Region Friday, 6 September 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: WDBESSG1, WDBESSL1
Aggregate Dispatch Group: WDBESS_ADG1
Duration: 06/09/2024 13:45 to 06/09/2024 14:30
Amount: 101 MW
Constraint: NC-Q_WDBESS_ADG1
Auto-generated on behalf of Manager NEM Real Time Operations
118166POWER SYSTEM EVENTS06/09/2024 12:38:00 PM
Non-credible contingency event - VIC region - 06/09/2024
AEMO ELECTRICITY MARKET NOTICE.
Non-credible contingency event - VIC region - 06/09/2024
At 1222 hrs the Loy Yang PS No. 4 500 kV bus 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 - VIC region - 06/09/2024
At 1222 hrs the Loy Yang PS No. 4 500 kV bus 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
118161NON-CONFORMANCE05/09/2024 10:35:13 PM
NON-CONFORMANCE Region NSW1 Thursday, 5 September 2024
AEMO ELECTRICITY MARKET NOTICE
NON-CONFORMANCE NSW1 Region Thursday, 5 September 2024
AEMO has declared the following unit as non-conforming under clause 3.8.23 of the National Electricity Rules:
Unit: MP1
Duration: 05/09/2024 22:30 to 05/09/2024 22:35
Amount: -103 MW
Constraint: NC-N_MP1
Auto-generated on behalf of Manager NEM Real Time Operations
NON-CONFORMANCE NSW1 Region Thursday, 5 September 2024
AEMO has declared the following unit as non-conforming under clause 3.8.23 of the National Electricity Rules:
Unit: MP1
Duration: 05/09/2024 22:30 to 05/09/2024 22:35
Amount: -103 MW
Constraint: NC-N_MP1
Auto-generated on behalf of Manager NEM Real Time Operations
118145GENERAL NOTICE05/09/2024 10:06:25 AM
Fast Frequency Response Market - Removal of L1 FCAS dispatch cap from 9th September 2024
AEMO ELECTRICITY MARKET NOTICE
Following review of the operation of the Very Fast FCAS market, from 1300 hrs AEST on Monday 9th September AEMO will remove the 225 MW cap on dispatch of Very Fast Lower (L1) Contingency FCAS.
The 225 MW cap on dispatch of L1 FCAS sits well above typical disaptch volumes, and no immediate impact is expected from this change.
No other changes to the dispatch of Very Fast FCAS or FCAS constraint equation changes will be made on this date.
For information on the Fast Frequency Response (FFR) initiative please visit the website at: https://www.aemo.com.au/initiatives/major-programs/fast-frequency-response
Andrew Groom
AEMO Operations
Following review of the operation of the Very Fast FCAS market, from 1300 hrs AEST on Monday 9th September AEMO will remove the 225 MW cap on dispatch of Very Fast Lower (L1) Contingency FCAS.
The 225 MW cap on dispatch of L1 FCAS sits well above typical disaptch volumes, and no immediate impact is expected from this change.
No other changes to the dispatch of Very Fast FCAS or FCAS constraint equation changes will be made on this date.
For information on the Fast Frequency Response (FFR) initiative please visit the website at: https://www.aemo.com.au/initiatives/major-programs/fast-frequency-response
Andrew Groom
AEMO Operations
118138PRICES SUBJECT TO REVIEW05/09/2024 07:50:25 AM
[EventId:202409050755_review] Prices for interval 05-Sep-2024 07:55 are subject to review
AEMO ELECTRICITY MARKET NOTICE
Issued by Australian Energy Market Operator Ltd at 0750 hrs on 5 September 2024
PRICES ARE SUBJECT TO REVIEW for trading interval 05-Sep-2024 07:55.
AEMO is reviewing these prices in accordance with:
- Clause 3.9.2B of the National Electricity Rules for Manifestly Incorrect Inputs
This is an AEMO autogenerated Market Notice.
Issued by Australian Energy Market Operator Ltd at 0750 hrs on 5 September 2024
PRICES ARE SUBJECT TO REVIEW for trading interval 05-Sep-2024 07:55.
AEMO is reviewing these prices in accordance with:
- Clause 3.9.2B of the National Electricity Rules for Manifestly Incorrect Inputs
This is an AEMO autogenerated Market Notice.
118136PRICES SUBJECT TO REVIEW05/09/2024 07:46:35 AM
[EventId:202409050750_review] Prices for interval 05-Sep-2024 07:50 are subject to review
AEMO ELECTRICITY MARKET NOTICE
Issued by Australian Energy Market Operator Ltd at 0745 hrs on 5 September 2024
PRICES ARE SUBJECT TO REVIEW for trading interval 05-Sep-2024 07:50.
AEMO is reviewing these prices in accordance with:
- Clause 3.9.2B of the National Electricity Rules for Manifestly Incorrect Inputs
This is an AEMO autogenerated Market Notice.
Issued by Australian Energy Market Operator Ltd at 0745 hrs on 5 September 2024
PRICES ARE SUBJECT TO REVIEW for trading interval 05-Sep-2024 07:50.
AEMO is reviewing these prices in accordance with:
- Clause 3.9.2B of the National Electricity Rules for Manifestly Incorrect Inputs
This is an AEMO autogenerated Market Notice.
118134PRICES SUBJECT TO REVIEW05/09/2024 07:40:19 AM
[EventId:202409050745_review] Prices for interval 05-Sep-2024 07:45 are subject to review
AEMO ELECTRICITY MARKET NOTICE
Issued by Australian Energy Market Operator Ltd at 0740 hrs on 5 September 2024
PRICES ARE SUBJECT TO REVIEW for trading interval 05-Sep-2024 07:45.
AEMO is reviewing these prices in accordance with:
- Clause 3.9.2B of the National Electricity Rules for Manifestly Incorrect Inputs
This is an AEMO autogenerated Market Notice.
Issued by Australian Energy Market Operator Ltd at 0740 hrs on 5 September 2024
PRICES ARE SUBJECT TO REVIEW for trading interval 05-Sep-2024 07:45.
AEMO is reviewing these prices in accordance with:
- Clause 3.9.2B of the National Electricity Rules for Manifestly Incorrect Inputs
This is an AEMO autogenerated Market Notice.
118133PRICES SUBJECT TO REVIEW05/09/2024 07:36:31 AM
[EventId:202409050740_review] Prices for interval 05-Sep-2024 07:40 are subject to review
AEMO ELECTRICITY MARKET NOTICE
Issued by Australian Energy Market Operator Ltd at 0735 hrs on 5 September 2024
PRICES ARE SUBJECT TO REVIEW for trading interval 05-Sep-2024 07:40.
AEMO is reviewing these prices in accordance with:
- Clause 3.9.2B of the National Electricity Rules for Manifestly Incorrect Inputs
This is an AEMO autogenerated Market Notice.
Issued by Australian Energy Market Operator Ltd at 0735 hrs on 5 September 2024
PRICES ARE SUBJECT TO REVIEW for trading interval 05-Sep-2024 07:40.
AEMO is reviewing these prices in accordance with:
- Clause 3.9.2B of the National Electricity Rules for Manifestly Incorrect Inputs
This is an AEMO autogenerated Market Notice.