Market Notices

57247SETTLEMENTS RESIDUE07/02/2017 06:30:19 AM

[EventId:201702070630_NRM_QLD1_NSW1_started] NEGRES CONSTRAINT NRM_QLD1_NSW1 started operating from 07 February 2017 06:30

AEMO ELECTRICITY MARKET NOTICE

Issued by Australian Energy Market Operator Ltd at 0630 hrs on 7 February 2017

ACTUAL NEGATIVE SETTLEMENT RESIDUES - QLD to NSW - 7 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 0630 hrs on 7 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.
57246RECLASSIFY CONTINGENCY07/02/2017 04:08:39 AM

Reclassification of a Non-Credible Contingency Event: Chalumbin - Turkinje 7165 and 7166 132 kV Lines in Qld Region due to Lightning.

AEMO ELECTRICITY MARKET NOTICE

Reclassification of a Non-Credible Contingency Event: Chalumbin - Turkinje 7165 and 7166 132 kV Lines in Qld Region due to Lightning.
Lightning is occurring near the Chalumbin - Turkinje 7165 and 7166 132 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 0405 hrs 07/02/17 until further notice.

Manager NEM Real Time Operations
57245RECLASSIFY CONTINGENCY07/02/2017 04:06:28 AM

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 0405hrs 07/02/17 until further notice.

Manager NEM Real Time Operations
57244RECLASSIFY CONTINGENCY06/02/2017 11:40:18 PM

Reclassification of a Non-Credible Contingency Event: Ross - Chalumbin 857 and 858 275 kV Lines in Queensland due to Lightning.

AEMO ELECTRICITY MARKET NOTICE

Reclassification of a Non-Credible Contingency Event: Ross - Chalumbin 857 and 858 275 kV Lines in Queensland due to Lightning.
Lightning is occurring near the Ross - Chalumbin 857 and 858 275 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 2340 hrs until further notice.

Manager NEM Real Time Operations
57243SETTLEMENTS RESIDUE06/02/2017 10:15:23 PM

[EventId:201702062215_NRM_QLD1_NSW1_stopped] NEGRES CONSTRAINT NRM_QLD1_NSW1 ceased operating from 06 February 2017 22:15

AEMO ELECTRICITY MARKET NOTICE

Issued by Australian Energy Market Operator Ltd at 2215 hrs on 6 February 2017

CANCELLATION - ACTUAL NEGATIVE SETTLEMENT RESIDUES - QLD to NSW - 6 February 2017.

Refer to market notice: 57242

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 2215 hrs on 6 February 2017.

This is an AEMO autogenerated Market Notice.
57242SETTLEMENTS RESIDUE06/02/2017 10:00:18 PM

[EventId:201702062200_NRM_QLD1_NSW1_started] NEGRES CONSTRAINT NRM_QLD1_NSW1 started operating from 06 February 2017 22:00

AEMO ELECTRICITY MARKET NOTICE

Issued by Australian Energy Market Operator Ltd at 2200 hrs on 6 February 2017

ACTUAL NEGATIVE SETTLEMENT RESIDUES - QLD to NSW - 6 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 2200 hrs on 6 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.
57241RESERVE NOTICE06/02/2017 04:50:01 PM

Update - Actual Lack Of Reserve Level 1 (LOR1) in the NSW Region.

AEMO ELECTRICITY MARKET NOTICE

Update - Actual Lack Of Reserve Level 1 (LOR1) in the NSW Region.

Refer AEMO Electricity market notice 57238

An Actual LOR1 condition has been declared for the NSW Region.

From 1330 hrs to 1730 hrs Monday, 6 February 2017

The contingency capacity reserve required is 1340 MW

The minimum reserve available is 768 MW


Manager NEM Real Time Operations

57240SETTLEMENTS RESIDUE06/02/2017 03:15:26 PM

[EventId:201702061515_NRM_NSW1_VIC1_stopped] NEGRES CONSTRAINT NRM_NSW1_VIC1 ceased operating from 06 February 2017 15:15

AEMO ELECTRICITY MARKET NOTICE

Issued by Australian Energy Market Operator Ltd at 1515 hrs on 6 February 2017

CANCELLATION - ACTUAL NEGATIVE SETTLEMENT RESIDUES - NSW to VIC - 6 February 2017.

Refer to market notice: 57239

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

The negative residue constraint NRM_NSW1_VIC1 ceased operating at 1515 hrs on 6 February 2017.

This is an AEMO autogenerated Market Notice.
57239SETTLEMENTS RESIDUE06/02/2017 03:00:21 PM

[EventId:201702061500_NRM_NSW1_VIC1_started] NEGRES CONSTRAINT NRM_NSW1_VIC1 started operating from 06 February 2017 15:00

AEMO ELECTRICITY MARKET NOTICE

Issued by Australian Energy Market Operator Ltd at 1500 hrs on 6 February 2017

ACTUAL NEGATIVE SETTLEMENT RESIDUES - NSW to VIC - 6 February 2017.

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

The negative residue constraint set NRM_NSW1_VIC1 commenced operating from 1500 hrs on 6 February 2017.

This constraint set contains an equation with the following interconnectors on the LHS:
VIC1-NSW1

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


This is an AEMO autogenerated Market Notice.
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