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91234SETTLEMENTS RESIDUE28/09/2021 08:05:26 AM
[EventId:202109280805_NRM_QLD1_NSW1_started] NEGRES CONSTRAINT NRM_QLD1_NSW1 started operating from 28 September 2021 08:05
AEMO ELECTRICITY MARKET NOTICE
Issued by Australian Energy Market Operator Ltd at 0805 hrs on 28 September 2021
ACTUAL NEGATIVE SETTLEMENT RESIDUES - QLD to NSW - 28 September 2021.
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 0805 hrs on 28 September 2021.
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.
Issued by Australian Energy Market Operator Ltd at 0805 hrs on 28 September 2021
ACTUAL NEGATIVE SETTLEMENT RESIDUES - QLD to NSW - 28 September 2021.
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 0805 hrs on 28 September 2021.
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.
91233RECLASSIFY CONTINGENCY28/09/2021 07:19:05 AM
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: 28/09/2021 07:19
Constraint set(s) revoked:
NONE
Refer AEMO Electricity Market Notice 91232
Auto-generated on behalf of Manager NEM Real Time Operations
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: 28/09/2021 07:19
Constraint set(s) revoked:
NONE
Refer AEMO Electricity Market Notice 91232
Auto-generated on behalf of Manager NEM Real Time Operations
91232RECLASSIFY CONTINGENCY28/09/2021 06:16:20 AM
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: 28/09/2021 06:16 until further notice
Constraint set(s) invoked:
NONE
Auto-generated on behalf of Manager NEM Real Time Operations
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: 28/09/2021 06:16 until further notice
Constraint set(s) invoked:
NONE
Auto-generated on behalf of Manager NEM Real Time Operations
91231RECLASSIFY CONTINGENCY28/09/2021 05:54:05 AM
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: 28/09/2021 05:54
Constraint set(s) revoked:
NONE
Refer AEMO Electricity Market Notice 91223
Auto-generated on behalf of Manager NEM Real Time Operations
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: 28/09/2021 05:54
Constraint set(s) revoked:
NONE
Refer AEMO Electricity Market Notice 91223
Auto-generated on behalf of Manager NEM Real Time Operations
91230PRICES UNCHANGED28/09/2021 03:06:13 AM
[EventId:202109280240_confirmed] Prices for interval 28-Sep-2021 02:40 are now confirmed
AEMO ELECTRICITY MARKET NOTICE
Issued by Australian Energy Market Operator Ltd at 0300 hrs on 28 September 2021
PRICES ARE NOW CONFIRMED for dispatch interval 28-Sep-2021 02:40.
In accordance with Market Notice 91218 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.
Issued by Australian Energy Market Operator Ltd at 0300 hrs on 28 September 2021
PRICES ARE NOW CONFIRMED for dispatch interval 28-Sep-2021 02:40.
In accordance with Market Notice 91218 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.
91229PRICES UNCHANGED28/09/2021 03:04:56 AM
[EventId:202109280300_confirmed] Prices for interval 28-Sep-2021 03:00 are now confirmed
AEMO ELECTRICITY MARKET NOTICE
Issued by Australian Energy Market Operator Ltd at 0300 hrs on 28 September 2021
PRICES ARE NOW CONFIRMED for dispatch interval 28-Sep-2021 03:00.
In accordance with Market Notice 91224 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.
Issued by Australian Energy Market Operator Ltd at 0300 hrs on 28 September 2021
PRICES ARE NOW CONFIRMED for dispatch interval 28-Sep-2021 03:00.
In accordance with Market Notice 91224 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.
91228PRICES UNCHANGED28/09/2021 03:03:51 AM
[EventId:202109280255_confirmed] Prices for interval 28-Sep-2021 02:55 are now confirmed
AEMO ELECTRICITY MARKET NOTICE
Issued by Australian Energy Market Operator Ltd at 0300 hrs on 28 September 2021
PRICES ARE NOW CONFIRMED for dispatch interval 28-Sep-2021 02:55.
In accordance with Market Notice 91222 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.
Issued by Australian Energy Market Operator Ltd at 0300 hrs on 28 September 2021
PRICES ARE NOW CONFIRMED for dispatch interval 28-Sep-2021 02:55.
In accordance with Market Notice 91222 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.
91227PRICES UNCHANGED28/09/2021 03:02:44 AM
[EventId:202109280250_confirmed] Prices for interval 28-Sep-2021 02:50 are now confirmed
AEMO ELECTRICITY MARKET NOTICE
Issued by Australian Energy Market Operator Ltd at 0300 hrs on 28 September 2021
PRICES ARE NOW CONFIRMED for dispatch interval 28-Sep-2021 02:50.
In accordance with Market Notice 91221 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.
Issued by Australian Energy Market Operator Ltd at 0300 hrs on 28 September 2021
PRICES ARE NOW CONFIRMED for dispatch interval 28-Sep-2021 02:50.
In accordance with Market Notice 91221 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.
91226PRICES UNCHANGED28/09/2021 03:00:18 AM
[EventId:202109280245_confirmed] Prices for interval 28-Sep-2021 02:45 are now confirmed
AEMO ELECTRICITY MARKET NOTICE
Issued by Australian Energy Market Operator Ltd at 0300 hrs on 28 September 2021
PRICES ARE NOW CONFIRMED for dispatch interval 28-Sep-2021 02:45.
In accordance with Market Notice 91220 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.
Issued by Australian Energy Market Operator Ltd at 0300 hrs on 28 September 2021
PRICES ARE NOW CONFIRMED for dispatch interval 28-Sep-2021 02:45.
In accordance with Market Notice 91220 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.