Market Notices

57193RESERVE NOTICE02/02/2017 03:16:43 PM

STPASA - Cancellation of the Forecast Lack Of Reserve Level 1 (LOR1) in the New South Wales Region on 06/02/2017

AEMO ELECTRICITY MARKET NOTICE

The Forecast LOR1 condition in the NSW region advised in AEMO Electricity Market Notice No. 57163 is cancelled at 1400 hrs 02/02/2017.
No LOR1 condition is currently forecast in the STPASA period.

Hitesh Bavarva
AEMO Operations






57192RESERVE NOTICE02/02/2017 03:16:24 PM

STPASA - Cancellation of the Forecast Lack Of Reserve Level 1 (LOR1) in the South Australia Region on 08/02/2017

AEMO ELECTRICITY MARKET NOTICE

The Forecast LOR1 condition in the SA region advised in AEMO Electricity Market Notice No. 57162 is cancelled at 1400 hrs 02/02/2017.
No LOR1 condition is currently forecast in the STPASA period.

Hitesh Bavarva
AEMO Operations
57191SETTLEMENTS RESIDUE02/02/2017 02:00:16 PM

[EventId:201702021400_NRM_QLD1_NSW1_stopped] NEGRES CONSTRAINT NRM_QLD1_NSW1 ceased operating from 02 February 2017 14:00

AEMO ELECTRICITY MARKET NOTICE

Issued by Australian Energy Market Operator Ltd at 1400 hrs on 2 February 2017

CANCELLATION - ACTUAL NEGATIVE SETTLEMENT RESIDUES - QLD to NSW - 2 February 2017.

Refer to market notice: 57189

AEMO has ceased taking action to minimize the further accumulation of negative settlement residues on the QLD to NSW directional interconnector.

The negative residue constraint NRM_QLD1_NSW1 ceased operating at 1400 hrs on 2 February 2017.

This is an AEMO autogenerated Market Notice.
57190RECLASSIFY CONTINGENCY02/02/2017 01:34:31 PM

Reclassification of a Non-Credible Contingency Event: Chalumbin - Woree 876 and 877 275 kV Lines in Queensland due to Lightning.

AEMO ELECTRICITY MARKET NOTICE

Reclassification of a Non-Credible Contingency Event: Chalumbin - Woree 876 and 877 275 kV Lines in Queensland due to Lightning.
Lightning is occurring near the Chalumbin - Woree 876 and 877 275 kV Lines.
AEMO considers the simultaneous trip of those circuits to now be more likely.
Therefore AEMO has reclassified this as a credible contingency event from 1335 hrs until further notice.

Manager NEM Real Time Operations
57189SETTLEMENTS RESIDUE02/02/2017 01:00:19 PM

[EventId:201702021300_NRM_QLD1_NSW1_started] NEGRES CONSTRAINT NRM_QLD1_NSW1 started operating from 02 February 2017 13:00

AEMO ELECTRICITY MARKET NOTICE

Issued by Australian Energy Market Operator Ltd at 1300 hrs on 2 February 2017

ACTUAL NEGATIVE SETTLEMENT RESIDUES - QLD to NSW - 2 February 2017.

Electricity Market outcomes have resulted in the accumulation of negative settlement residues that have exceeded the allowable negative residue threshold for the QLD to NSW directional interconnector.

The negative residue constraint set NRM_QLD1_NSW1 commenced operating from 1300 hrs on 2 February 2017.

This constraint set contains an equation with the following interconnectors on the LHS:
N-Q-MNSP1
NSW1-QLD1

The RHS of the constraint equation may be adjusted to manage residues.


This is an AEMO autogenerated Market Notice.
57188INTER-REGIONAL TRANSFER02/02/2017 11:40:22 AM

Inter-Regional Transfer Limit Variation - Terranora Interconnector

AEMO MARKET NOTICE

Inter-Regional Transfer Limit Variation - Terranora Interconnector
AEMO has applied a constraint to the Terranora Interconnector to manage oscillations due to constraint action for the outage of Coffs Harbour - Koolkhan 96H 132 kV transmission line.
Constraint Set #N-Q-MNSP1_E invoked from 1140 hrs
This constraint is set to a fixed value in the direction Queensland to New South Wales and will remain invoked until further notice.
This constraint set contains an equation with the following interconnector on the LHS.
N-Q-MNSP1

Manager NEM Real Time Operations
57187INTER-REGIONAL TRANSFER02/02/2017 06:06:28 AM

Cancellation Inter-regional transfer limit variation: Hazelwood - South Morang No.1 500kV line Victoria region- Voltage Control

AEMO ELECTRICITY MARKET NOTICE

Cancellation Inter-regional transfer limit variation: Hazelwood - South Morang No.1 500kV line Victoria region - Voltage Control

Refer AEMO Electricity Market Notice 57184

The Hazelwood - South Morang No.1 500kV line was returned to service at 0555 hrs 02/02/2017


Manager NEM Real Time Operations
57186INTER-REGIONAL TRANSFER02/02/2017 05:06:30 AM

Cancellation Inter-regional transfer limit variation: Hazelwood - Rowville No.3 500kV line Victoria region- Voltage Control

AEMO ELECTRICITY MARKET NOTICE

Cancellation Inter-regional transfer limit variation: Hazelwood - Rowville No.3 500kV line Victoria region - Voltage Control

Refer AEMO Electricity Market Notice 57185

The Hazelwood - Rowville No.3 500kV line was returned to service from 0505 hrs 02/02/2017


Manager NEM Real Time Operations
57185INTER-REGIONAL TRANSFER02/02/2017 03:25:35 AM

Inter-regional transfer limit variation: Hazelwood - Rowville No.3 500kV line Victoria region- Voltage Control

AEMO ELECTRICITY MARKET NOTICE

Inter-regional transfer limit variation: Hazelwood - Rowville No.3 500kV line Victoria region - Voltage Control

The Hazelwood - Rowville No.3 500kV line was de-energised to manage voltages in the Victoria region from 0325 hrs 02/02/2017 until further notice.

The following constraint set was invoked.
V-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
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