Resources

… the PPOs prior to investment in upgrades and investment in transmission alternatives. 2 Principles for System Security … currently available; 1 As defined in the Transmission Planning Report 4.1.5 A range of power system conditions for the …

… 3 2.1 Upper North Island Transmission Outages … Security of Supply Event CIMS Playbook ▪ SP-OC-759 Outage Planning Policy https://www.ea.govt.nz/search/?query=part+9 … Watchlist are required to be identified in IONS to allow reporting on upcoming watchlist outages through IONS. These …

… ▪ land has been acquired for construction of the project ▪ planning consents, construction approvals and licences have … of the local system load, the status of all the 220 kV transmission circuits from north of Bunnythorpe to Haywards, … SSF uses the same method as the 2022 Transmission Planning Report (TPR) “expected” forecast8 prepared by Transpower, in …

… Generation and the National Policy Statement on Electricity Transmission. As the pRPS21 is currently under mediation, … of accessing contingency storage • Monitoring and reporting program of potential effects during extent of … Yours sincerely Anita Dawe General Manager Regional Planning and Transport and Joanna Gilroy General Manager …

… a dry year) and making the trigger for commencing increased reporting more deterministic.7 22. After receiving the … situation if (say) the failure of large generation or transmission assets requires a quicker decision to be made. … is it that there will be sufficient generating plant and transmission grid capacity to meet demand at any instant. …

… TRANSPOWER NEW ZEALAND | System operator initial report: Northland loss of supply i Contents 1 Introduction … at 09:00 Saturday 11 May 2024 to remove South Island transmission circuits from service in accordance with its … in power systems with significant lengths of east-west transmission lines in the higher latitudes (greater than 45º …

… system Inverter-connected assets may be connected to either Transmission or Distribution assets. Transmission-connected … of the asset to the System Operator in order to complete planning studies. The System Operator Power Plant Dynamic … grid owner with a copy of the metering installation design report. Refer: Code clauses 13.136 – 13.140 for embedded …

… of output. Position Date Prepared By: Alex Shin Operations Planning Engineer 08/04/25 Reviewed By: Minura Vithanage … 32 10.3.3 Transmission Outages … ▪ View N-1-G balance ▪ View documents, including monthly reports and any assessments ▪ Adjust timeframes to view …

… in the north. This region is supplied by 220 kV and 66 kV transmission circuits with interconnecting transformers at … collapse limits associated with contingencies of the 220 kV transmission backbone in Grid Zone 10 and 11 are also discussed in Part D, South Island Backbone report. • The following scenarios were developed to analyse …

… transfer is 1134 MW received at Haywards. In evaluating the transmission constraints for a dry island, we have assumed … and a limit of 1134 MW received at Haywards. • Committed transmission and generation changes are incorporated as per … generation. Note that not all constraints have been reported in this section, only those which would require …