Market Notices

120897RECALL GEN CAPACITY25/11/2024 08:40:06 AM

Request for Generator Recall Information for the period 27/11/2024 for Region QLD

AEMO ELECTRICITY MARKET NOTICE

Refer to AEMO Electricity Market Notice no. 120895.

Please provide Generator Recall Information for the period from 27/11/2024, by 1500 hrs on 25/11/2024 via the Generator Recall communication system, in accordance with clause 4.8.5A of the National Electricity Rules.

SO_OP_3719 Procedure for Submitting Generator Outage Recall Information is available at:
https://aemo.com.au/-/media/files/electricity/nem/security_and_reliability/power_system_ops/procedures/so_op_3719-procedure-for-submitting-recall-information-scheduled-generator-outages.pdf

Procedure on how to use Generator Recall in the EMMS Markets Portal is available at
http://www.aemo.com.au/-/media/Files/Electricity/NEM/IT-Systems-and-Change/2018/Guide-to-Generator-Recall-Plans.pdf


AEMO Operations
     
120896RECALL GEN CAPACITY25/11/2024 08:38:28 AM

Request for Generator Recall Information for the period 27/11/2024 for Region NSW

AEMO ELECTRICITY MARKET NOTICE

Refer to AEMO Electricity Market Notice no. 120894, and 120892.

Please provide Generator Recall Information for the period from 27/11/2024, by 1500 hrs on 25/11/2024 via the Generator Recall communication system, in accordance with clause 4.8.5A of the National Electricity Rules.

SO_OP_3719 Procedure for Submitting Generator Outage Recall Information is available at:
https://aemo.com.au/-/media/files/electricity/nem/security_and_reliability/power_system_ops/procedures/so_op_3719-procedure-for-submitting-recall-information-scheduled-generator-outages.pdf

Procedure on how to use Generator Recall in the EMMS Markets Portal is available at
http://www.aemo.com.au/-/media/Files/Electricity/NEM/IT-Systems-and-Change/2018/Guide-to-Generator-Recall-Plans.pdf


AEMO Operations
     
120701RECALL GEN CAPACITY20/11/2024 08:08:03 AM

Request for Generator Recall Information for the period from 25/11/2024 to 26/11/2024 for NSW Region

AEMO ELECTRICITY MARKET NOTICE

Refer to AEMO Electricity Market Notice no. 120700, 120699 and 120698.

Please provide Generator Recall Information for the period from 25/11/2024 to 26/11/2024, by 1200 hrs on 21/11/2024 via the Generator Recall communication system, in accordance with clause 4.8.5A of the National Electricity Rules.

SO_OP_3719 Procedure for Submitting Generator Outage Recall Information is available at:
https://aemo.com.au/-/media/files/electricity/nem/security_and_reliability/power_system_ops/procedures/so_op_3719-procedure-for-submitting-recall-information-scheduled-generator-outages.pdf

Procedure on how to use Generator Recall in the EMMS Markets Portal is available at
http://www.aemo.com.au/-/media/Files/Electricity/NEM/IT-Systems-and-Change/2018/Guide-to-Generator-Recall-Plans.pdf

AEMO Operations
     
118672CONSTRAINTS08/10/2024 01:13:36 PM

Managing outages that create a credible risk of SA islanding

AEMO ELECTRICITY MARKET NOTICE

From 9th Oct 2024 AEMO will change constraints used during outages that create a credible risk of SA islanding.

From this date AEMO will:

1) Increase the maximum allowable flow on the V-SA interconnector from 50 MW to 250 MW in the VIC to SA direction, where the transmission outages is a planned outage.

2) Operate the SA region to the default 49-51 Hz target frequency containment band following a contingency event resulting in actual SA islanding. In order to meet this requirement, AEMO may now procure Contingency Raise FCAS locally from the SA region during these outages.

These changes reflect updated advice received by AEMO from the SA Jurisdictional System Security Coordinator.

The first network outage affected by this change is planned for 14th October 2024.

Andrew Groom
AEMO Operations
     
118323CONSTRAINTS19/09/2024 04:20:22 PM

Update to system normal constraint equation in NSW for transient voltage stability in south-west NSW

AEMO ELECTRICITY MARKET NOTICE

Refer to market notice 92840.

Transgrid has advised AEMO of an update to the transient voltage stability limit in south-west NSW for loss of Darlington Point to Wagga (63) 330 kV line. The limit will include terms for the Darlington Point and Riverina BESS.

The following constraint equation will be updated with the above changes at 1100 hrs Friday 20th September 2024.
N::N_NIL_63

For full details on the formulation, the new constraint equation has now been loaded into AEMO's pre-production systems.

For further details on these constraint equation please contact ben.blake@aemo.com.au

Ben Blake
AEMO Operations
     
115196RECALL GEN CAPACITY27/02/2024 08:27:52 AM

Request for Generator Recall Information for 29/02/2024 for QLD Region

AEMO ELECTRICITY MARKET NOTICE

Refer to AEMO Electricity Market Notice no. 115193. Additional generation in QLD could assist in alleviating the forecast LOR2 condition in NSW.

Please provide Generator Recall Information for the period 29/02/2024, by 1200 hrs 28/02/2024 via the Generator Recall communication system, in accordance with clause 4.8.5A of the National Electricity Rules.

SO_OP_3719 Procedure for Submitting Generator Outage Recall Information is available at:
https://aemo.com.au/-/media/files/electricity/nem/security_and_reliability/power_system_ops/procedures/so_op_3719-procedure-for-submitting-recall-information-scheduled-generator-outages.pdf

Procedure on how to use Generator Recall in the EMMS Markets Portal is available at
http://www.aemo.com.au/-/media/Files/Electricity/NEM/IT-Systems-and-Change/2018/Guide-to-Generator-Recall-Plans.pdf

AEMO Operations
115195RECALL GEN CAPACITY27/02/2024 08:26:49 AM

Request for Generator Recall Information for 29/02/2024 for NSW Region

AEMO ELECTRICITY MARKET NOTICE

Refer to AEMO Electricity Market Notice no. 115193.

Please provide Generator Recall Information for the period 29/02/2024, by 1200 hrs 28/02/2024 via the Generator Recall communication system, in accordance with clause 4.8.5A of the National Electricity Rules.

SO_OP_3719 Procedure for Submitting Generator Outage Recall Information is available at:
https://aemo.com.au/-/media/files/electricity/nem/security_and_reliability/power_system_ops/procedures/so_op_3719-procedure-for-submitting-recall-information-scheduled-generator-outages.pdf

Procedure on how to use Generator Recall in the EMMS Markets Portal is available at
http://www.aemo.com.au/-/media/Files/Electricity/NEM/IT-Systems-and-Change/2018/Guide-to-Generator-Recall-Plans.pdf

AEMO Operations
114889CONSTRAINTS20/02/2024 07:23:40 AM

Update to system strength constraints in North Queensland

AEMO ELECTRICITY MARKET NOTICE

Refer to market notice 110677

AEMO and Powerlink are continuing to investigate system strength requirements in North Queensland.
Due to commissioning of new feeder 8905 (H13 Ross - H39 Woree) 275kV line in Far North Queensland, the system normal system strength equations for low North Queensland demands and all Karreya stations out of service conditions have been revised.

A revision to the constraint equations will be implemented at 1400 hrs on Tuesday 20th February 2024.

The new system strength combinations have now published in a limits advice document on AEMO's website. For more information refer to the new limits advice: https://www.aemo.com.au/energy-systems/electricity/national-electricity-market-nem/system-operations/congestion-information-resource/limits-advice

This advice contains all the combinations for Queensland for system normal cases.

Below constraint equations in the Q-NIL set will be modified:

- Q_NIL_STRGTH_KBWF
- Q_NIL_STRGTH_KBWF_I
- Q_NIL_STRGTH_HAUSF
- Q_NIL_STRGTH_HAUSF_I
- Q_NIL_STRGTH_MEWF
- Q_NIL_STRGTH_MEWF_I

AEMO Operations
112201RECALL GEN CAPACITY12/12/2023 10:59:40 AM

Request for Generator Recall Information for 14/12/2023 for QLD Region

AEMO ELECTRICITY MARKET NOTICE

Refer to AEMO Electricity Market Notice no. 112198. Additional generation in QLD could assist in alleviating the forecast LOR condition in NSW.

Please provide Generator Recall Information for the period 14/12/2023, by 1200 hrs on 13/12/2023 via the Generator Recall communication system, in accordance with clause 4.8.5A of the National Electricity Rules.

SO_OP_3719 Procedure for Submitting Generator Outage Recall Information is available at:
https://aemo.com.au/-/media/files/electricity/nem/security_and_reliability/power_system_ops/procedures/so_op_3719-procedure-for-submitting-recall-information-scheduled-generator-outages.pdf

Procedure on how to use Generator Recall in the EMMS Markets Portal is available at
http://www.aemo.com.au/-/media/Files/Electricity/NEM/IT-Systems-and-Change/2018/Guide-to-Generator-Recall-Plans.pdf

AEMO Operations
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