Market Notices

87045RESERVE NOTICE13/06/2021 01:43:45 PM

STPASA - Forecast Lack Of Reserve Level 2 (LOR2) in the NSW Region on 16/06/2021

AEMO ELECTRICITY MARKET NOTICE

AEMO declares a Forecast LOR2 condition under clause 4.8.4(b) of the National Electricity Rules for the NSW region for the following period:

From 0730 hrs 16/06/2021 to 0800 hrs 16/06/2021
The forecast capacity reserve requirement is 1403 MW
The minimum capacity reserve available is 1270 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.

Manager NEM Real Time Operations
     
87044GENERAL NOTICE13/06/2021 01:00:22 PM

Cancellation - Psymetrix PhasorPoint - Unplanned Outage - 13/06/2021

AEMO ELECTRICITY MARKET NOTICE

Refer AEMO Electricity Market Notice 87043

AEMO Psymetrix PhasorPoint application returned to service.

The following constraint set was invoked from 1220 hrs to 1255 hrs

I-OSC_STAB_MON

The constraint set contains the following interconnectors on the left hand side.

NSW1-QLD1
V-S_MNSP1
V-SA
VIC1-NSW1

Manager NEM Real Time Operations
     
87043GENERAL NOTICE13/06/2021 12:22:14 PM

Psymetrix PhasorPoint - Unplanned Outage - 13/06/2021

AEMO ELECTRICITY MARKET NOTICE

There is an unplanned outage of AEMO Psymetrix PhasorPoint application.

The following constraint set was invoked at 1220 hrs 13/06/2021

I-OSC_STAB_MON

The constraint set contains the following interconnectors on the left hand side.

NSW1-QLD1
V-S_MNSP1
V-SA
VIC1-NSW1

Manager NEM Real Time Operations
     
87042GENERAL NOTICE13/06/2021 11:31:38 AM

Updated generator combinations for Victorian system strength

AEMO MARKET NOTICE

AEMO has identified three additional combinations to meet the minimum system strength requirements in Victoria.

New combinations:
VIC_35 - 5 x Loy Yang (A or B) + 1 x Murray 2
VIC_36 - 5 x Loy Yang (A or B) + 1 x Valley Power GT
VIC_37 - 5 x Loy Yang (A or B) + 1 x Jeerlang (A or B)

For more information refer to the updated limits advice (which will be published 16 June 2021):
https://www.aemo.com.au/energy-systems/electricity/national-electricity-market-nem/system-operations/congestion-information-resource/limits-advice

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

Ben Blake
AEMO Operations
     
87041RECLASSIFY CONTINGENCY13/06/2021 11:09:25 AM

Cancellation of a Non-Credible Contingency Event: Collinsville Nth-Clare Sth Tee King Creek 7128 132kV line and Strathmore-Clare South 7208 132kV line in QLD1 due to Lightning.

AEMO ELECTRICITY MARKET NOTICE

Cancellation of reclassification of a Non-Credible Contingency Event as a Credible Contingency Event due to Lightning. AEMO considers the simultaneous trip of the following circuits is no longer reasonably possible. There is no longer any lightning activity in the vicinity of the following lines. Accordingly its classification has reverted to a non-credible contingency event.

Region: QLD1

Lines: Collinsville Nth-Clare Sth Tee King Creek 7128 132kV and Strathmore-Clare South 7208 132kV

Cancellation time: 13/06/2021 11:09

Constraint set(s) revoked:
NONE

Refer AEMO Electricity Market Notice 87038

Auto-generated on behalf of Manager NEM Real Time Operations
     
87040RECLASSIFY CONTINGENCY13/06/2021 10:04:25 AM

Cancellation of a Non-Credible Contingency Event: Collinsville North - Proserpine No.7125 132 kV line and Collinsville North - Proserpine No.7126 132 kV line in QLD1 due to Lightning.

AEMO ELECTRICITY MARKET NOTICE

Cancellation of reclassification of a Non-Credible Contingency Event as a Credible Contingency Event due to Lightning. AEMO considers the simultaneous trip of the following circuits is no longer reasonably possible. There is no longer any lightning activity in the vicinity of the following lines. Accordingly its classification has reverted to a non-credible contingency event.

Region: QLD1

Lines: Collinsville North - Proserpine No.7125 132 kV and Collinsville North - Proserpine No.7126 132 kV

Cancellation time: 13/06/2021 10:04

Constraint set(s) revoked:
NONE

Refer AEMO Electricity Market Notice 87039

Auto-generated on behalf of Manager NEM Real Time Operations
     
87039RECLASSIFY CONTINGENCY13/06/2021 09:03:05 AM

Reclassification of a Non-Credible Contingency Event: Collinsville North - Proserpine No.7125 132 kV line and Collinsville North - Proserpine No.7126 132 kV line in QLD1 due to Lightning.

AEMO ELECTRICITY MARKET NOTICE

Reclassification of a Non-Credible Contingency Event as a Credible Contingency Event due to Lightning. 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: QLD1

Lines: Collinsville North - Proserpine No.7125 132 kV and Collinsville North - Proserpine No.7126 132 kV

Duration: 13/06/2021 09:03 until further notice

Constraint set(s) invoked:
NONE

Auto-generated on behalf of Manager NEM Real Time Operations
     
87038RECLASSIFY CONTINGENCY13/06/2021 07:06:55 AM

Reclassification of a Non-Credible Contingency Event: Collinsville Nth-Clare Sth Tee King Creek 7128 132kV line and Strathmore-Clare South 7208 132kV line in QLD1 due to Lightning.

AEMO ELECTRICITY MARKET NOTICE

Reclassification of a Non-Credible Contingency Event as a Credible Contingency Event due to Lightning. 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: QLD1

Lines: Collinsville Nth-Clare Sth Tee King Creek 7128 132kV and Strathmore-Clare South 7208 132kV

Duration: 13/06/2021 07:06 until further notice

Constraint set(s) invoked:
NONE

Auto-generated on behalf of Manager NEM Real Time Operations
     
87037INTER-REGIONAL TRANSFER13/06/2021 06:43:10 AM

Inter-regional transfer limit variation - Lismore 132kV SVC - NSW region - 13/06/2021

AEMO ELECTRICITY MARKET NOTICE

Inter-regional transfer limit variation - Lismore 132kV SVC - NSW region - 13/06/2021

At 0634hrs 13/06/2021 there was an unplanned outage of the Lismore 132kV SVC.

The following constraint set invoked at 0640 hrs 13/06/2021
N-LS_VC1

This constraint set contains equations with the following interconnectors on the LHS.
N-Q-MNSP1
NSW1 - QLD1

Refer to the AEMO Network Outage Scheduler for further information.

Manager NEM Real Time Operations
     
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