Publications and resources
Resources search
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Transmission Planning Report 2021
Transpower regularly publishes a Transmission Planning Report (TPR) which details the grid asset capability over the next 15 years. ...
- 01 October 2021
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Transmission Planning Report 2021.pdf [ pdf 7.91 MB ]
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2021 Auckland Strategy
Work we’re doing now to futureproof Auckland’s electricity grid.
- 09 June 2021
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Transpower Auckland Strategy 2021 [ pdf 7.32 MB ]
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Public Helicopter Use around Transmission Lines
Flying near power lines is dangerous as the conductors (wires) can be difficult to see.
- 14 December 2020
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Helicopter user near transmission lines [ pdf 513.59 KB ]
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2019/20 Annual Report and Review
Our 2019/20 Annual Report is a print-friendly PDF file that includes our corporate governance and financial statements,...
- 29 September 2020
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Transpower Annual Report 2019-20.pdf [ pdf 5.16 MB ]
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Distributed BESS in New Zealand – Power System Operational Implications – Technical Report
Advances in battery technology are expected to play an important role in enabling our energy future. Distributed Battery Energy Storage Systems (BESS) in New Zealand examines the operational...
- 02 July 2019
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Keeping the power grid safe from solar storms
Transpower is playing a key role is determining how best to protect vulnerable power grids from devastating geomagnetic storms caused by extreme solar activity.
- 06 May 2019
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TP Innovation - Solar Flares May 2019.pdf [ pdf 2.24 MB ]
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Protecting our critical equipment
The performance of our HVDC link directly affects our Grid and wholesale electricity market. Anything we do to improve the efficiency and robustness of this link provides value to all...
- 30 March 2019
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TP Innovation - Protecting our Critical Equipment March 2019.pdf [ pdf 2.37 MB ]
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2018 Transmission Planning Report
Transpower regularly publishes a Transmission Planning Report (TPR) which details the grid asset capability over the next 15 years. ...
- 04 February 2019
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Transmission Planning Report 2018 - FINAL - 22 Nov 2018.pdf [ pdf 16.9 MB ]
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Kanban breaks the backlog
Over the last year, our Enterprise Services Support (ESS) team has used Kanban to significantly reduce incident turnaround times.
- 12 December 2018
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TP Innovation - Kanban breaks the backlog.pdf [ pdf 826.18 KB ]
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Value of Lost Load (VoLL) study
We have undertaken an investigation of the Value of Lost Load (VoLL) to inform our expenditure decisions and regulatory applications. ...
- 21 November 2018
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Value of Lost Load (VoLL) Study - June 2018.pdf [ pdf 2.23 MB ]
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