Market Notices

59858GENERAL NOTICE10/11/2017 01:04:44 AM

Psymetrix PhasorPoint outage on 09 and 10 November 2017

AEMO ELECTRICITY MARKET NOTICE
Refer AEMO ELECTRICITY MARKET NOTICE 59819
The planned outage of the Internet to the AEMO Norwest site by Optus for the following period is complete
From 09/11/2017 22:00hrs to 10/11/2017 01:00hrs.

Related Psymetrix PhasorPoint outage constraint I-OSC_STAB_MON has been revoked.

Manager NEM Real Time Operations
59857MARKET SYSTEMS09/11/2017 08:23:18 PM

CHG0045568: Planned System Outage to STTM Production Systems - Completed

Change Number: CHG0045568

Notification issued to: Market Notice


Notification Type: Completed

Change Type: Normal

Service/ Component:

Change Title: Planned System Outage on Gas Short Term Trading Market (STTM) : Site Transfer (QLD to NSW)

Change Description:
Successfully transferred.

Support Information:
Report any impacts to the AEMO Information and Support Hub or on External 1300 236 600.

59856NON-CONFORMANCE09/11/2017 04:05:14 PM

NON-CONFORMANCE Region SA1 Thursday, 9 November 2017

AEMO ELECTRICITY MARKET NOTICE

NON-CONFORMANCE SA1 Region Thursday, 9 November 2017

AEMO declared a schedule generating unit non-conforming

Unit: SATGN1
Duration: 09/11/2017 16:00 to 09/11/2017 16:05
Amount: -10 MW
Constraint: NC-S_SATGN1

Auto-generated on behalf of Manager NEM Real Time Operations
59855NON-CONFORMANCE09/11/2017 12:27:23 PM

NON-CONFORMANCE Region QLD1 Thursday, 9 November 2017

AEMO ELECTRICITY MARKET NOTICE

NON-CONFORMANCE QLD1 Region Thursday 9 November 2017

AEMO declared a schedule generating unit non-conforming

Unit: SWAN_E
Duration: 09/11/2017 11:50 to 09/11/2017 11:55
Amount: -55 MW
Constraint: NC-Q_SWAN_E

Manager NEM Real Time Operations
59854INTER-REGIONAL TRANSFER09/11/2017 05:21:54 AM

Cancellation -Inter-regional transfer limit variation: Hazelwood - South Morang No.2 500kV Line (VIC) - Voltage Control - Wednesday, 8 November 2017

AEMO ELECTRICITY MARKET NOTICE

Cancellation -Inter-regional transfer limit variation: Hazelwood - South Morang No.2 500kV Line (VIC) - Voltage Control - Wednesday, 8 November 2017

Refer AEMO Electricity Market Notice 54953

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

The following constraint set was revoked at 0525 hrs

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

59853INTER-REGIONAL TRANSFER09/11/2017 03:36:37 AM

Inter-regional transfer limit variation: Hazelwood - South Morang No.2 500kV Line (VIC) - Voltage Control - Thursday, 9 November 2017

AEMO ELECTRICITY MARKET NOTICE

Inter-regional transfer limit variation: Hazelwood - South Morang No.2 500kV Line (VIC) - Voltage Control - Thursday, 9 November 2017

The Hazelwood - South Morang No.2 500kV Line has been de-energised to manage voltages in the VIC region.

The following constraint set was invoked at 0340 hrs

V-HWSM

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 and return to service times

Manager NEM Real Time Operations


59852RECLASSIFY CONTINGENCY08/11/2017 09:09:45 PM

Cancellation of a Non-Credible Contingency Event: Tarong - Chinchilla 7168 and 7183 132 kV Lines in Queensland 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: Qld

Lines: Tarong - Chinchilla 7168 and 7183 132 kV Lines

Cancellation time: 2100 hrs

Constraint set(s) revoked: Nil

Refer AEMO Electricity Market Notice 59850

Manager NEM Real Time Operations


59851NON-CONFORMANCE08/11/2017 07:05:17 PM

NON-CONFORMANCE Region QLD1 Wednesday, 8 November 2017

AEMO ELECTRICITY MARKET NOTICE

NON-CONFORMANCE QLD1 Region Wednesday, 8 November 2017

AEMO declared a schedule generating unit non-conforming

Unit: SWAN_E
Duration: 08/11/2017 19:00 to 08/11/2017 19:05
Amount: -50 MW
Constraint: NC-Q_SWAN_E

Auto-generated on behalf of Manager NEM Real Time Operations
59850RECLASSIFY CONTINGENCY08/11/2017 03:06:27 PM

Reclassification of a Non-Credible Contingency Event: Tarong - Chinchilla 7168 and 7183 132 kV Lines in Qld 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: Qld

Lines: Tarong - Chinchilla 7168 and 7183 132 kV Lines

Duration: 1505 hrs 8/11/2017 until further notice

Constraint set(s) invoked: Nil

Manager NEM Real Time Operations
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