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Last updated: 02 Apr 2025
Security of Supply Outlook_02April2025
… MW Rankine at full capacity for ~85 days). • Methanex has reportedly been using 50-52TJ/day of gas for their … https://www.transpower.co.nz/system-operator/planning-future/security-supply-annual-assessment TRANSPOWER … during periods of increased planned generation and/or transmission outages in April and as we head into winter. …
Last updated: 12 Dec 2024
SO - Co-ordination of Low Residual Situations Consultation - NewPower Submission
… Grid compliance modes, and so can offer a range of network, transmission and energy market services within NZEM’s … https://www.transpower.co.nz/system-operator/notices-and- reporting/notices-insufficient-generation Q2. Do you agree … https://www.transpower.co.nz/system-operator/notices-and-reporting/notices-insufficient-generation …
Last updated: 31 Jul 2024
SSF Guidelines 2024.pdf
… 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 …
Last updated: 30 Jun 2025
2025 SOSA - Summary of Submissions with Responses
… with the demand and supply assumptions presented in the report? Submitter Submission System Operator Response Energy … the values to be used. The Electricity Authority is planning to review the SSAD and proposed changes should be … Investment and Modelling team and align with those used for transmission planning and strategic planning. Transpower is …
Last updated: 22 Nov 2023
GL-OC-932 Security of Supply Outage Watchlist.pdf
… 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 …
Last updated: 07 Dec 2023
Part B Grid Configuration and Operations.pdf
… ▪ 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 …
Last updated: 25 Mar 2025
Otago Regional Council - SOSFIP Review - Issues Paper Questions - March 2025
… 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 …
Last updated: 02 Sep 2025
SO Industry Forum 2 September 2025
… Operations Update Managing under frequency risk during transmission circuit outages Operations Update Simple risk … Asset Owners should consider pole-slip protection SSF report https://www.transpower.co.nz/system-operator/planning-future/system-security-forecast For any queries …
Last updated: 10 Mar 2025
System Operator -SOSFIP review Issues Paper - March 2025
… 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. …
Last updated: 26 Sep 2024
Event 4457 - Gannon geomagnetic storm response summary and lessons learnt.pdf
… 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 …