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110826GENERAL NOTICE05/11/2023 10:26:42 PM
Update - Severe Space Weather Watch Notification 05/11/2023
AEMO ELECTRICITY MARKET NOTICE
Refer AEMO Electricity Market Notice 110825
Update - Severe Space Weather warning for short duration GIC 05/11/2023
The Australian Bureau of Meteorology's Space Weather Forecasting Centre has issued the following warning.
Severe space weather warning: Severe Space Weather warning for short duration GIC.
A Coronal Mass Ejection has been observed in the solar wind and will impact Earth.
Short duration GIC activity is expected within the next 20-60 minutes.
Increased awareness of critical infrastructure is advised.
Please monitor the SWS website for further updates at https://www.sws.bom.gov.au
If required; actions will be taken as per AEMO's system operating procedure SO_OP3715 Power System Security Guidelines.
Manager NEM Real Time Operations
Refer AEMO Electricity Market Notice 110825
Update - Severe Space Weather warning for short duration GIC 05/11/2023
The Australian Bureau of Meteorology's Space Weather Forecasting Centre has issued the following warning.
Severe space weather warning: Severe Space Weather warning for short duration GIC.
A Coronal Mass Ejection has been observed in the solar wind and will impact Earth.
Short duration GIC activity is expected within the next 20-60 minutes.
Increased awareness of critical infrastructure is advised.
Please monitor the SWS website for further updates at https://www.sws.bom.gov.au
If required; actions will be taken as per AEMO's system operating procedure SO_OP3715 Power System Security Guidelines.
Manager NEM Real Time Operations
110825GENERAL NOTICE05/11/2023 07:42:32 PM
Severe Space Weather Watch Notification 05/11/2023
AEMO ELECTRICITY MARKET NOTICE
Severe Space Weather Watch Notification 05/11/2023
The Australian Bureau of Meteorology's Space Weather Forecasting Centre has issued the following notification.
Severe space weather watch: A recent space weather event is anticipated to impact the Earth within the next 48 hours.
The effects are expected to be significant.
Increased awareness of critical infrastructure is advised.
Please monitor the SWS website for further updates at https://www.sws.bom.gov.au
If required; actions will be taken as per AEMO's system operating procedure SO_OP3715 Power System Security Guidelines.
Manager NEM Real Time Operations
Severe Space Weather Watch Notification 05/11/2023
The Australian Bureau of Meteorology's Space Weather Forecasting Centre has issued the following notification.
Severe space weather watch: A recent space weather event is anticipated to impact the Earth within the next 48 hours.
The effects are expected to be significant.
Increased awareness of critical infrastructure is advised.
Please monitor the SWS website for further updates at https://www.sws.bom.gov.au
If required; actions will be taken as per AEMO's system operating procedure SO_OP3715 Power System Security Guidelines.
Manager NEM Real Time Operations
110671GENERAL NOTICE01/11/2023 03:17:07 PM
Network Augmentation Commissioned - Qld Region - 01/11/2023
AEMO ELECTRICITY MARKET NOTICE
Network Augmentation Commissioned - Qld Region - 01/11/2023
Commissioned: Ross - Woree No. 8905 275 kV Line
Manager NEM Real Time Operations
Network Augmentation Commissioned - Qld Region - 01/11/2023
Commissioned: Ross - Woree No. 8905 275 kV Line
Manager NEM Real Time Operations
110647GENERAL NOTICE31/10/2023 02:14:14 PM
Fast Frequency Response Market - Increase in R1 volume 6 November 2023 - Additional Constraint changes
AEMO ELECTRICITY MARKET NOTICE
Refer to market notice 110645
Additional system normal contingency risks, including trip of APD load, potential operation of the GFT and TTS control schemes, and trip of Basslink will be included when determining FCAS requirements from 6th November. These constraint equations have been added to the constraint set F-I_FFR_GLOBAL_2 which is now invoked from 1300hrs on 6th November.
Ben Blake
AEMO Operations
Refer to market notice 110645
Additional system normal contingency risks, including trip of APD load, potential operation of the GFT and TTS control schemes, and trip of Basslink will be included when determining FCAS requirements from 6th November. These constraint equations have been added to the constraint set F-I_FFR_GLOBAL_2 which is now invoked from 1300hrs on 6th November.
Ben Blake
AEMO Operations
110645GENERAL NOTICE31/10/2023 12:52:20 PM
Fast Frequency Response Market - Increase in R1 volume 6 November 2023
AEMO ELECTRICITY MARKET NOTICE
Following review of the operation of the Very Fast FCAS market, AEMO will increase the cap on dispatch of Very Fast Raise (R1) Contingency FCAS from 50 MW to 100 MW on Monday 6th November from 1300 hrs AEST.
The cap on Very Fast Lower (L1) Contingency FCAS will remain unchanged at 50 MW.
A range of additional system-normal contingency risks will also be considered considered when determining Very Fast FCAS requirements from this time.
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, AEMO will increase the cap on dispatch of Very Fast Raise (R1) Contingency FCAS from 50 MW to 100 MW on Monday 6th November from 1300 hrs AEST.
The cap on Very Fast Lower (L1) Contingency FCAS will remain unchanged at 50 MW.
A range of additional system-normal contingency risks will also be considered considered when determining Very Fast FCAS requirements from this time.
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
110640GENERAL NOTICE31/10/2023 10:39:20 AM
QNI Minor testing (NSW to Qld) 31st October 2023
AEMO ELECTRICITY MARKET NOTICE
Refer to market notice 110274
There is an opportunity for testing QNI Minor for flows from NSW to Qld up to 750 MW on Tuesday 31st October from 1200 to 1700hrs.
This test includes a trip and reclose of a line in northern NSW.
Please also refer to the published formal QNI minor testing information at the following link:
https://www.aemo.com.au/consultations/current-and-closed-consultations/qld-to-nsw-interconnector-qni-upgrade
Ben Blake
AEMO Operations
Refer to market notice 110274
There is an opportunity for testing QNI Minor for flows from NSW to Qld up to 750 MW on Tuesday 31st October from 1200 to 1700hrs.
This test includes a trip and reclose of a line in northern NSW.
Please also refer to the published formal QNI minor testing information at the following link:
https://www.aemo.com.au/consultations/current-and-closed-consultations/qld-to-nsw-interconnector-qni-upgrade
Ben Blake
AEMO Operations
110600GENERAL NOTICE30/10/2023 10:09:33 AM
Update - Vulnerable lines in TAS region.
AEMO ELECTRICITY MARKET NOTICE.
Vulnerable lines in TAS region.
Refer to AEMO Electricity Market Notice 110350.
At 2029 hrs 21/10/2023 the Waddamana - Tungatinah No.1 and No.2 110kV lines tripped and auto reclosed.
The cause of trip was identified as due to lightning.
In accordance with SO_OP_3715, AEMO now considers the Waddamana - Tungatinah No.1 and No.2 110kV lines to be vulnerable with a category of probable due to lightning.
AEMO Operations
Vulnerable lines in TAS region.
Refer to AEMO Electricity Market Notice 110350.
At 2029 hrs 21/10/2023 the Waddamana - Tungatinah No.1 and No.2 110kV lines tripped and auto reclosed.
The cause of trip was identified as due to lightning.
In accordance with SO_OP_3715, AEMO now considers the Waddamana - Tungatinah No.1 and No.2 110kV lines to be vulnerable with a category of probable due to lightning.
AEMO Operations
110535GENERAL NOTICE27/10/2023 10:38:14 AM
NEM Local Temperature Alerts for QLD from 27 Oct 2023 to 31 Oct 2023
AEMO ELECTRICITY MARKET NOTICE
AEMO's weather service provider has issued forecast temperatures equal to or greater than the NEM Local Temperature Alert Levels for listed weather stations below.
QLD
Dalby Ap (37+ Deg C): 31st Oct
The NEM Local Temperature Alert Levels are:
Launceston Ti Tree Bend: 33 Deg C, Dalby Airport: 37 Deg C, for all other selected weather stations: 39 Deg C.
AEMO requests Market Participants to:
1. review the weather forecast in the local area where their generating units / MNSP converter stations are located and,
2. if required, update the available capacity in their dispatch offers or availability submissions consistent with the forecast temperatures.
Further information is available at:
https://aemo.com.au/energy-systems/electricity/national-electricity-market-nem/nem-forecasting-and-planning/forecasting-and-reliability/projected-assessment-of-system-adequacy/nem-local-temperature-alerts
AEMO Operations Planning
AEMO's weather service provider has issued forecast temperatures equal to or greater than the NEM Local Temperature Alert Levels for listed weather stations below.
QLD
Dalby Ap (37+ Deg C): 31st Oct
The NEM Local Temperature Alert Levels are:
Launceston Ti Tree Bend: 33 Deg C, Dalby Airport: 37 Deg C, for all other selected weather stations: 39 Deg C.
AEMO requests Market Participants to:
1. review the weather forecast in the local area where their generating units / MNSP converter stations are located and,
2. if required, update the available capacity in their dispatch offers or availability submissions consistent with the forecast temperatures.
Further information is available at:
https://aemo.com.au/energy-systems/electricity/national-electricity-market-nem/nem-forecasting-and-planning/forecasting-and-reliability/projected-assessment-of-system-adequacy/nem-local-temperature-alerts
AEMO Operations Planning
110429GENERAL NOTICE24/10/2023 10:51:07 AM
NEM Local Temperature Alerts for QLD from 24 Oct 2023 to 28 Oct 2023
AEMO ELECTRICITY MARKET NOTICE
AEMO's weather service provider has issued forecast temperatures equal to or greater than the NEM Local Temperature Alert Levels for listed weather stations below.
QLD
Dalby Ap (37+ Deg C): 25th Oct
The NEM Local Temperature Alert Levels are:
Launceston Ti Tree Bend: 33 Deg C, Dalby Airport: 37 Deg C, for all other selected weather stations: 39 Deg C.
AEMO requests Market Participants to:
1. review the weather forecast in the local area where their generating units / MNSP converter stations are located and,
2. if required, update the available capacity in their dispatch offers or availability submissions consistent with the forecast temperatures.
Further information is available at:
https://aemo.com.au/energy-systems/electricity/national-electricity-market-nem/nem-forecasting-and-planning/forecasting-and-reliability/projected-assessment-of-system-adequacy/nem-local-temperature-alerts
AEMO Operations Planning
AEMO's weather service provider has issued forecast temperatures equal to or greater than the NEM Local Temperature Alert Levels for listed weather stations below.
QLD
Dalby Ap (37+ Deg C): 25th Oct
The NEM Local Temperature Alert Levels are:
Launceston Ti Tree Bend: 33 Deg C, Dalby Airport: 37 Deg C, for all other selected weather stations: 39 Deg C.
AEMO requests Market Participants to:
1. review the weather forecast in the local area where their generating units / MNSP converter stations are located and,
2. if required, update the available capacity in their dispatch offers or availability submissions consistent with the forecast temperatures.
Further information is available at:
https://aemo.com.au/energy-systems/electricity/national-electricity-market-nem/nem-forecasting-and-planning/forecasting-and-reliability/projected-assessment-of-system-adequacy/nem-local-temperature-alerts
AEMO Operations Planning