The technical approach suite of documents outline how we will take the inputs, run them through modelling and use the results to build our future grid blueprint.
We have published our technical approach to ensure we are open and transparent about how we will run the methodology to create the draft grid blueprint.
Below you will find the documents that make up our technical approach, as well as links to webinar recordings.
Executive summary
We recommend reading the executive summary first, as it will explain what is contained within the other documents linked below, and provide an overview of the approach.
- Te Kanapu Technical Approach Executive Summary
- Watch a 26-minute overview video on the technical approach
- Watch a 47-minute webinar answering common questions about the technical approach
- List of acronyms used
- Click on the Document Map for a bigger version.
Image
Demand forecasting
- Demand Modelling Methodology
- Industrial Electrification Survey Summary
- Future Grid Scenario Modelling: Visions of the New Zealand Economy to 2050
As well as the above documents, we also used stakeholder feedback from our three rounds of consultation, and feedback from ongoing engagement, as inputs to our demand forecasting to create our scenarios.
You can find our consultation documents and summary of submissions on the Our Scenarios page.
Generation stack
Transmission options
- Mott MacDonald review of Te Kanapu Cost Estimation models
- Transmission Expansion and Upgrade Options
- Watch a 21-minute webinar on the cost estimation models
Methodology
- Future Grid Blueprint Methodology
- Quantifying the Competition Benefits of Transmission Investment. Methodology Report
- Quantifying competition benefits of transmission investment. Methodology selection
- Expert Advice on Cost Benefit Assessment (coming in 2026)