Market Notices

79105RECLASSIFY CONTINGENCY23/10/2020 06:30:38 AM

Reclassification of a Non-Credible Contingency Event: Dederang - Glenrowan No. 1 and No. 3 220kV lines and Numurkah Solar Farm in Vic 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: VIC

Lines: Dederang - Glenrowan No. 1 and No. 3 220kV lines and Numurkah Solar Farm

Duration: 0630 hrs 23/10/2020 until further notice

Constraint set(s) invoked: V-NIL_DDGN_NSF_N-2

Interconnectors on LHS of related constraint sets: V-S-MNSP1, VIC1-NSW1

Manager NEM Real Time Operations



     
79104INTER-REGIONAL TRANSFER23/10/2020 05:15:40 AM

Cancellation - Inter-regional transfer limit variation: Hazelwood - Rowville No.3 500 kV Line (Vic) - Voltage Control

AEMO ELECTRICITY MARKET NOTICE

Cancellation - Inter-regional transfer limit variation: Hazelwood - Rowville No.3 500 kV Line (Vic) - Voltage Control

Refer AEMO Electricity Market Notice 70103

The Hazelwood - Rowville No.3 500 kV Line has been returned to service.

The following constraint set was revoked at 0515 hrs 23/10/2020.

V-X_HWSM_HWR03

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
     
79103INTER-REGIONAL TRANSFER23/10/2020 03:19:23 AM

Inter-regional transfer limit variation: Hazelwood - Rowville No.3 500 kV Line (VIC) - Voltage Control

AEMO ELECTRICITY MARKET NOTICE

The Hazelwood - Rowville No.3 500 kV Line has been de-energised to manage voltages in the VIC region.

The following constraint set was invoked at 0310 hrs 23/10/2020

V-X_HWSM_HWRO3

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

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

Refer to AEMO Network Outage Schedule for further details

Manager NEM Real Time Operations
     
79102RECLASSIFY CONTINGENCY23/10/2020 01:27:01 AM

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: 22/10/2020 0125 hrs until further notice
Constraint set(s) invoked: Nil

Manager NEM Real Time Operations
     
79101INTER-REGIONAL TRANSFER23/10/2020 12:43:28 AM

Inter-regional transfer limit variation: Hazelwood - South Morang No 1 500 kV Line (Vic) - Voltage Control

AEMO ELECTRICITY MARKET NOTICE

The Hazelwood - South Morang No 1 500 kV Line has been de-energised to manage voltages in the Victoria region.

The following constraint set was invoked at 0040 hrs 23/10/2020

V-HWSM

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

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

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

Manager NEM Real Time Operations
     
79100PRICES UNCHANGED22/10/2020 10:42:07 PM

[EventId:202010222215_confirmed] Prices for interval 22-Oct-2020 22:15 are now confirmed

AEMO ELECTRICITY MARKET NOTICE

Issued by Australian Energy Market Operator Ltd at 2240 hrs on 22 October 2020

PRICES ARE NOW CONFIRMED for dispatch interval 22-Oct-2020 22:15.

In accordance with Market Notice 79087 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.
     
79099PRICES UNCHANGED22/10/2020 10:41:41 PM

[EventId:202010222240_confirmed] Prices for interval 22-Oct-2020 22:40 are now confirmed

AEMO ELECTRICITY MARKET NOTICE

Issued by Australian Energy Market Operator Ltd at 2240 hrs on 22 October 2020

PRICES ARE NOW CONFIRMED for dispatch interval 22-Oct-2020 22:40.

In accordance with Market Notice 79094 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.
     
79098PRICES UNCHANGED22/10/2020 10:41:24 PM

[EventId:202010222235_confirmed] Prices for interval 22-Oct-2020 22:35 are now confirmed

AEMO ELECTRICITY MARKET NOTICE

Issued by Australian Energy Market Operator Ltd at 2240 hrs on 22 October 2020

PRICES ARE NOW CONFIRMED for dispatch interval 22-Oct-2020 22:35.

In accordance with Market Notice 79092 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.
     
79097PRICES UNCHANGED22/10/2020 10:40:50 PM

[EventId:202010222230_confirmed] Prices for interval 22-Oct-2020 22:30 are now confirmed

AEMO ELECTRICITY MARKET NOTICE

Issued by Australian Energy Market Operator Ltd at 2240 hrs on 22 October 2020

PRICES ARE NOW CONFIRMED for dispatch interval 22-Oct-2020 22:30.

In accordance with Market Notice 79090 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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