Resources
Displaying 31 - 40 of 54
Last updated: 12 Jun 2025
Redclyffe 220 kV Switchyard Resilience Attachment 1 - Compliance with the Capex IM
… investment need to be met, which may be either or both, a transmission investment or non-transmission solution; … evidence that supports the rationales such as contracts, reports, memos, financial or other data, results of … investment is consistent with our latest Transmission Planning Report (2023), which is part of the suite of …
Last updated: 15 Apr 2025
USI - Attachment 4 - Options analysis
… period can be used where appropriate. Given that some transmission assets have lifespans exceeding 20 years, the … options and modelled projects, • cost of losses, including transmission and local losses, • reliability benefits, and • … Transpower’s investment options using either concept design reports or internal cost data, depending on the level of …
Last updated: 18 Dec 2024
USI - Attachment 4 - Preliminary Application of the Investment Test
… period can be used where appropriate. Given that some transmission assets have lifespans exceeding 20 years, the … options and modelled projects, • cost of losses, including transmission and local losses, • reliability benefits, and • … Transpower’s investment options using either concept design reports or internal cost data, depending on the level of …
Last updated: 20 Dec 2024
WBoP - Attachment 6 - Costing
… of the proposal and is a supporting attachment to our main report (‘Western Bay of Plenty Development Plan Major Capex … is for the near- term work required on the interconnected transmission grid only. 1 Approach to estimating capex We … project delivery procedures including governance oversight, planning, TRANSPOWER NEW ZEALAND | WESTERN BAY OF PLENTY …
Last updated: 13 Dec 2024
Low_Residual_Situation_Review_Consultation
… but uncleared generation, ▪ request Transpower as the transmission grid owner to increase transmission offers or require them to reconfigure the grid … https://www.transpower.co.nz/system-operator/notices-and-reporting TRANSPOWER NZ | SYSTEM OPERATOR CONSULATION PAPER …
Last updated: 25 Aug 2025
HVDC Cable Discharge Modelling Review - Version 1.0
… of 2023 we published the 2024 Credible Event Review Scope report signalling what we would study during the 2024 … running under the Cook Strait, is a major part of the transmission system which enables the transport of … to identify and review the events deemed credible on the transmission system and to determine if the classification …
Last updated: 25 Aug 2025
HVDC Cable Discharge Modelling Review.pdf
… of 2023 we published the 2024 Credible Event Review Scope report signalling what we would study during the 2024 … running under the Cook Strait, is a major part of the transmission system which enables the transport of … to identify and review the events deemed credible on the transmission system and to determine if the classification …
Last updated: 07 May 2025
HVDC - Attachment 1 - Need Demand and Generation Scenarios
… regarded as the preferred solution for bulk electricity transmission, both onshore and offshore, with numerous … replacement will involve significant complexity, detailed planning, and rigorous testing. Our investigations have also … identified in the thermal fuel transition impact assessment reports.15 Where a step load appears to be also captured in …
Last updated: 25 Mar 2025
Orion - SOSFIP Review - Issues Paper Questions - March 2025
… Review, paragraph 106(b), page 30. 4 Electricity Authority Report Northland tower collapse, page 7. 5 RNZ - Blame laid … System Operator’s (CAISO) program requires a 17% Planning Reserve Margin (increased from 16% in 2024), which … https://www.caiso.com/generation-transmission/resource-adequacy …
Last updated: 24 Jul 2025
Evolving market resource co-ordination_Tie-breaker provisions_Consultation Paper
… is low and renewable generation is high nationwide or when transmission constraints bind in regions with high renewable … finalises-response-to-mdag-report/. Enabling negative price offers could be considered … discretionary interventions, supports reliable operational planning, and benefits inflexible generators. It also …