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NON-CONFORMANCE Region NSW1 Friday, 17 April 2020
NON-CONFORMANCE NSW1 Region Friday, 17 April 2020
AEMO declared a schedule generating unit non-conforming
Unit: BW01
Duration: 17/04/2020 12:35 to 17/04/2020 12:40
Amount: -72 MW
Constraint: NC-N_BW01
Auto-generated on behalf of Manager NEM Real Time Operations
AEMO Help Desk Bulletin No. 2459 : UPDATE INC0053274: NEM AGC issues between approx 1715 and 1820 - 16th April
Please be aware of Incident and its status mentioned below:
Update INC0053274: NEM AGC issues between approx 1715 and 1820 - 16th April.
Services Affected
EMS - SCADA
Time of Occurrence of Incident
16/04/2020 18:25:47 AEST
Impact/Status/Requirements
On 16th April from approximately 1715 to 1820 hrs, AEMO experienced an AGC issue which resulted in no regulation services being dispatched in the NEM and no remote control of generation to achieve energy dispatch targets in NSW.
The incident has been resolved. The impact and root cause are being investigated, and will be reported on through AEMO's quarterly frequency reporting.
References
Incident Number: INC0053274
For further details please contact the AEMO Information and Support Hub or on External 1300 236 600.
Cancellation - Inter-regional transfer limit variation: Hazelwood - South Morang No.1 500 kV Line (Vic) - Voltage Control
Cancellation - Inter-regional transfer limit variation: Hazelwood - South Morang No.1 500 kV Line (Vic) - Voltage Control
Refer AEMO Electricity Market Notice 75383
The Hazelwood - South Morang No.2 500 kV Line has been returned to service.
The following constraint set was revoked at 05555 hrs 17/04/2020.
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
Inter-regional transfer limit variation: Hazelwood - South Morang No 1 500 kV Line (VIC) - Voltage Control
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 0140 hrs 17/04/2020
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
AEMO Help Desk Bulletin No. 2458 : INC0053274 :
Please be aware of Incident and its status mentioned below:
NEM - NSW generators didn't receive AGC regulation targets between approx 1715 and 1820.
Services Affected: EMS NEM - SCADA
Time of Occurrence of Incident
16/04/2020 18:25:47 AEST
Impact/Status/Requirements:
The incident is now resolved. Impact and root cause are being investigated.
References
Incident Number: INC0053274
For further details please contact the AEMO Information and Support Hub or on External 1300 236 600.
[EventId:202004161655_confirmed] Prices for interval 16-Apr-2020 16:55 are now confirmed
Issued by Australian Energy Market Operator Ltd at 1715 hrs on 16 April 2020
PRICES ARE NOW CONFIRMED for dispatch interval 16-Apr-2020 16:55.
In accordance with Market Notice 75371 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.
[EventId:202004161715_confirmed] Prices for interval 16-Apr-2020 17:15 are now confirmed
Issued by Australian Energy Market Operator Ltd at 1715 hrs on 16 April 2020
PRICES ARE NOW CONFIRMED for dispatch interval 16-Apr-2020 17:15.
In accordance with Market Notice 75375 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.
[EventId:202004161710_confirmed] Prices for interval 16-Apr-2020 17:10 are now confirmed
Issued by Australian Energy Market Operator Ltd at 1715 hrs on 16 April 2020
PRICES ARE NOW CONFIRMED for dispatch interval 16-Apr-2020 17:10.
In accordance with Market Notice 75374 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.
[EventId:202004161705_confirmed] Prices for interval 16-Apr-2020 17:05 are now confirmed
Issued by Australian Energy Market Operator Ltd at 1715 hrs on 16 April 2020
PRICES ARE NOW CONFIRMED for dispatch interval 16-Apr-2020 17:05.
In accordance with Market Notice 75373 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.