Market Notices

93810MARKET INTERVENTION12/01/2022 04:59:50 PM

Direction - SA Region - 12/01/2022

AEMO ELECTRICITY MARKET NOTICE

Direction - SA Region - 12/01/2022

In accordance with section 116 of the National Electricity Law, AEMO has issued a direction to a participant in the SA region. For the purposes of the National Electricity Rules this is a direction under clause 4.8.9(a).

The direction was necessary to maintain the power system in a secure operating state.

AEMO may issue or revoke additional directions in order to meet the current requirement, unless sufficient market response is provided. A further market notice will be issued when all directions related to this requirement have been cancelled.

The issue of the direction commences an AEMO intervention event. AEMO declares all trading intervals during the event to be intervention trading intervals, commencing from the interval ending 1705 hrs on 12/01/2022.

Intervention pricing does not apply to this AEMO intervention event.

Manager NEM Real Time Operations
     
93807MARKET INTERVENTION12/01/2022 02:31:22 PM

Update - Possible intervention to manage power system security in South Australia (SA) Region

AEMO ELECTRICITY MARKET NOTICE

Update - Possible intervention to manage power system security in South Australia (SA) Region

Refer AEMO Electricity Market Notice 93797

The synchronous generating units currently expected to be synchronised in SA from 0100 hrs 13/01/2022 will be inadequate to maintain a secure operating state in SA.

AEMO estimates that, in the absence of sufficient market response by 1700 hrs 12/01/2022, AEMO may need to intervene by issuing a direction requiring one or more SA synchronous generating unit(s) to operate or remain synchronised to maintain power system security in SA.

Manager NEM Real Time Operation
     
93806RESERVE NOTICE12/01/2022 03:14:33 PM

STPASA - Update of the Forecast Lack Of Reserve Level 2 (LOR2) in the QLD Region on 17/01/2022

AEMO ELECTRICITY MARKET NOTICE

The Forecast LOR2 condition in the QLD region advised in AEMO Electricity Market Notice No. 93796 has been updated at 1400 hrs 12/01/2022 to the following:

From 1730 hrs to 1900 hrs 17/01/2022.
The forecast capacity reserve requirement is 515 MW.
The minimum capacity reserve available is 395 MW.

AEMO is seeking a market response.

AEMO has not yet estimated the latest time it would need to intervene through an AEMO intervention event.

AEMO Operations
     
93805RESERVE NOTICE12/01/2022 03:04:35 PM

STPASA - Update of the Forecast Lack Of Reserve Level 1 (LOR1) in the QLD Region beginning on 16/01/2022

AEMO ELECTRICITY MARKET NOTICE

The Forecast LOR1 condition in the QLD region advised in AEMO Electricity Market Notice No. 93775 has been updated at 1400 hrs 12/01/2022 to the following:

1. From 1800 hrs to 1930 hrs 16/01/2022.
The forecast capacity reserve requirement is 1045 MW.
The minimum capacity reserve available is 832 MW.

2. From 1730 hrs to 1930 hrs 18/01/2022.
The forecast capacity reserve requirement is 1004 MW.
The minimum capacity reserve available is 695 MW.

AEMO Operations
     
93804RESERVE NOTICE12/01/2022 02:59:23 PM

STPASA - Update of the Forecast Lack Of Reserve Level 1 (LOR1) in the QLD Region on 17/01/2022

AEMO ELECTRICITY MARKET NOTICE

The Forecast LOR1 condition in the QLD region advised in AEMO Electricity Market Notice No. 93774 has been updated at 1400 hrs 12/01/2022 to the following:

1. From 1630 hrs to 1730 hrs 17/01/2022.
The forecast capacity reserve requirement is 998 MW.
The minimum capacity reserve available is 609 MW.

2. From 1900 hrs to 2000 hrs 17/01/2022.
The forecast capacity reserve requirement is 942 MW.
The minimum capacity reserve available is 495 MW.

AEMO Operations
     
93803MARKET SYSTEMS12/01/2022 02:11:45 PM

CHG0071735 | Completed | Production | Minor release of the Intermittent Generation web application in AEMO's Markets Portal that were identified and advised to

Change Number: CHG0071735

Notification issued to: Market Notice

Notification Type: Completed

Change Type: Normal

Service/Component: EMMS - Intermittent Forecasting

Change Title:

Minor release of the Intermittent Generation web application in AEMO's Markets Portal that were identified and advised to market participants in the Dec 2021 EMMS Release Schedule and Technical Specification.

Support Information: Report any impacts to the AEMO Information and Support Hub or on External 1300 236 600.
     
93802RECLASSIFY CONTINGENCY12/01/2022 02:08:21 PM

Reclassification of a Non-Credible Contingency Event: Brinkworth-Davenport, Brinkworth-Templers West and Para-Templers West 275kV lines in SA due to severe weather warning.

AEMO ELECTRICITY MARKET NOTICE.

Reclassification of a non-credible contingency event as a credible contingency event due to severe weather warning.

AEMO considers the simultaneous trip of the following circuits to now be more likely and reasonably possible. Accordingly AEMO has reclassified it as a credible contingency event.

Region: SA

Lines: Brinkworth-Davenport, Brinkworth-Templers West and Para-Templers West 275kV lines

Duration: Duration: 12/01/2022 14:00 hrs until further notice
Constraint set(s) invoked: Nil

Manager NEM Real Time Operations
     
93801RECLASSIFY CONTINGENCY12/01/2022 02:03:05 PM

Reclassification of a Non-Credible Contingency Event: Para-Templers West and Magill-Torrens Island A 275kV lines in SA due to severe weather warning

AEMO ELECTRICITY MARKET NOTICE.

Reclassification of a non-credible contingency event as a credible contingency event due to severe weather warning.

AEMO considers the simultaneous trip of the following circuits to now be more likely and reasonably possible. Accordingly AEMO has reclassified it as a credible contingency event.

Region: SA

Lines: Para-Templers West and Magill-Torrens Island A 275kV lines

Duration: 12/01/2022 14:00 hrs until further notice
Constraint set(s) invoked: Nil

Manager NEM Real Time Operations
     
93800INTER-REGIONAL TRANSFER12/01/2022 11:45:37 AM

Inter-regional transfer limit variation - South Morang 500kV CB Hazelwood 1 line Bus 2 - Vic region - 12/01/2022

AEMO ELECTRICITY MARKET NOTICE

Inter-regional transfer limit variation - South Morang 500kV CB Hazelwood 1 line Bus 2 - Vic region - 12/01/2022

At 1113 hrs there was a short notice outage of the South Morang 500kV CB Hazelwood 1 line Bus 2

The following constraint set(s) was invoked from 2205 hrs until further notice
V-SMTS_BYPASS_HW_SY

This constraint set(s) contains equations with the following interconnectors on the LHS.

NSW1-QLD1
T-V-MNSP1
V-S-MNSP1
V-SA
VIC1-NSW1

Refer to the AEMO Network Outage Scheduler for further information.

Manager NEM Real Time Operations
     
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