Market Notices

76453INTER-REGIONAL TRANSFER27/07/2020 10:24:56 AM

Inter-Regional Transfer limit variation - Directlink - NSW Region

AEMO ELECTRICITY MARKET NOTICE

There has been an unplanned outage of the No. 3 Leg of Directlink

The following constraint set was invoked at 1020 hrs 27/07/2020.

N-X_MBTE_3

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

N-Q-MNSP1

Refer AEMO Network Outage Scheduler (NOS) for further details.

Manager NEM Real Time Operations
76452INTER-REGIONAL TRANSFER27/07/2020 05:39:11 AM

Cancellation - Inter-regional transfer limit variation: Hazelwood - South Morang No.2 500 kV Line (Vic) - Voltage Control

AEMO ELECTRICITY MARKET NOTICE

Cancellation - Inter-regional transfer limit variation: Hazelwood - South Morang No.2 500 kV Line (Vic) - Voltage Control

Refer AEMO Electricity Market Notice 76431

The Hazelwood - South Morang No.2 500 kV Line has been returned to service.

The following constraint set was revoked at 0535 hrs 27/07/2020

V-HWSM

The constraint set contains equations with the following interconnectors on the LHS.

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


Manager NEM Real Time Operations
76451RECLASSIFY CONTINGENCY26/07/2020 07:39:05 PM

Cancellation of a Non-Credible Contingency Event: Tarong - Chinchilla No.7168 132 kV line and Tarong - Chinchilla No.7183 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: Tarong - Chinchilla No.7168 132 kV and Tarong - Chinchilla No.7183 132 kV

Cancellation time: 26/07/2020 19:38

Constraint set(s) revoked:
NONE

Refer AEMO Electricity Market Notice 76441

Auto-generated on behalf of Manager NEM Real Time Operations
76450RECLASSIFY CONTINGENCY26/07/2020 07:07:50 PM

Cancellation of a Non-Credible Contingency Event: Condabri Nth - Condabri Central 7400 132kV line and Condabri Nth - Condabri Central 7401 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: Condabri Nth - Condabri Central 7400 132kV and Condabri Nth - Condabri Central 7401 132kV

Cancellation time: 26/07/2020 19:07

Constraint set(s) revoked:
NONE

Refer AEMO Electricity Market Notice 76449

Auto-generated on behalf of Manager NEM Real Time Operations
76449RECLASSIFY CONTINGENCY26/07/2020 04:16:05 PM

Reclassification of a Non-Credible Contingency Event: Condabri Nth - Condabri Central 7400 132kV line and Condabri Nth - Condabri Central 7401 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: Condabri Nth - Condabri Central 7400 132kV and Condabri Nth - Condabri Central 7401 132kV

Duration: 26/07/2020 16:16 until further notice

Constraint set(s) invoked:
NONE

Auto-generated on behalf of Manager NEM Real Time Operations
76448RECLASSIFY CONTINGENCY26/07/2020 03:09:00 PM

Cancellation of a Non-Credible Contingency Event: Bulli Creek - Dumaresq 8L 330KV line and Bulli Creek - Dumaresq 8M 330KV 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: Bulli Creek - Dumaresq 8L 330KV and Bulli Creek - Dumaresq 8M 330KV

Cancellation time: 26/07/2020 15:08

Constraint set(s) revoked:
I-QNI_ONE_PHASE_N-2 Constraint set contains the following interconnector(s) on the left hand side:
NSW1-QLD1


Refer AEMO Electricity Market Notice 76434

Auto-generated on behalf of Manager NEM Real Time Operations
76447PRICES UNCHANGED26/07/2020 02:41:39 PM

[EventId:202007261420_confirmed] Prices for interval 26-Jul-2020 14:20 are now confirmed

AEMO ELECTRICITY MARKET NOTICE

Issued by Australian Energy Market Operator Ltd at 1440 hrs on 26 July 2020

PRICES ARE NOW CONFIRMED for dispatch interval 26-Jul-2020 14:20.

In accordance with Market Notice 76436 AEMO has reviewed this dispatch interval and determined that:
- Manifestly Incorrect Inputs did not apply

Prices remain unchanged.


This is an AEMO autogenerated Market Notice.
76446PRICES UNCHANGED26/07/2020 02:41:22 PM

[EventId:202007261440_confirmed] Prices for interval 26-Jul-2020 14:40 are now confirmed

AEMO ELECTRICITY MARKET NOTICE

Issued by Australian Energy Market Operator Ltd at 1440 hrs on 26 July 2020

PRICES ARE NOW CONFIRMED for dispatch interval 26-Jul-2020 14:40.

In accordance with Market Notice 76440 AEMO has reviewed this dispatch interval and determined that:
- Manifestly Incorrect Inputs did not apply

Prices remain unchanged.


This is an AEMO autogenerated Market Notice.
76445PRICES UNCHANGED26/07/2020 02:41:53 PM

[EventId:202007261435_confirmed] Prices for interval 26-Jul-2020 14:35 are now confirmed

AEMO ELECTRICITY MARKET NOTICE

Issued by Australian Energy Market Operator Ltd at 1440 hrs on 26 July 2020

PRICES ARE NOW CONFIRMED for dispatch interval 26-Jul-2020 14:35.

In accordance with Market Notice 76439 AEMO has reviewed this dispatch interval and determined that:
- Manifestly Incorrect Inputs did not apply

Prices remain unchanged.


This is an AEMO autogenerated Market Notice.
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