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Upper North Island Reactive Support Project

Overview

What we're doing

Upper North Island Reactive Support

We are undertaking a programme of work that includes installing more dynamic voltage support equipment, like static compensators (STATCOMs) and undertaking demand-side initiatives in the upper North Island.

The dynamic reactive support equipment components are:

  • A new static compensator (STATCOM) at Penrose
  • A new STATCOM at Marsden
  • A new reactive power controller (RPC) (to control the reactive support in the upper North Island)

Why we're doing it

Dynamic reactive support maintains voltage within acceptable limits in the milliseconds following unexpected outages and helps avoid widespread loss of supply. The upper North Island has an enduring need for voltage support because of its reliance on long transmission lines from the south for much of its power. This need continues regardless of the other projects that Transpower has underway like the North Island Grid Upgrade Project or the North Auckland and Northland Project.

Demand-side management initiatives can help defer investment in future voltage support equipment, and also form part of the long-term mix of solutions for the upper North Island.

Project Timeline

01.08.2010
Electricity Commission Approval
31.07.2011
Penrose civil works begin
30.11.2012
Marsedn civil works commence
31.01.2014
RPC and STATCOM Commissioned

Project Status

This is a committed project.

Tendering

Tendering for this project (if any) will be made through either the GETS or Transpower website. Register at both these sites to be notified of any open tender release.

  • Project Reference:
    UPNI_REA_SUP_DEV_02
  • Region:
    Backbone
  • Status:
    Committed
  • Cost Bracket:
    F "$100 - $300 million"
  • Timing:
    2013 - 2015
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