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Innovation fund - monitoring of three domestic heat pump water heaters

Research and reports

15 April 2010

This project was to monitor the performance of three Stiebel Eltron, model WWK300A heat pump water heaters that were installed into homes in Auckland, Wellington and Christchurch. The monitoring of the systems was undertaken by BRANZ and the results of 12 months monitoring is now available.

See the full report below fro more information on the performance of these systems.

Read more about Innovation fund - monitoring of three domestic heat pump water heaters
Nutrizeal Ltd hot water boiler options

Research and reports

16 December 2009

Nelson based Nutrizeal Ltd have investigated options to replace their LPG hot water boiler with a biomass boiler. Three different options are considered with simple paybacks ranging from 0.7 years to 2.4 years.

Read more about Nutrizeal Ltd hot water boiler options
Thames Coramandel District Council wood boiler monitoring report

Research and reports

7 November 2010

Thames Coramandel District Council installed a 200kW wood chip boiler at their Centennial Pool. This monitoring report outlines the reasons for the project, the issues with the installation, the savings made, and the expected payback of the project.

Read more about Thames Coramandel District Council wood boiler monitoring report
Heat pump water heating pilot report

Research and reports

25 February 2011

In 2009, EECA introduced a Heat Pump Water Heating Pilot scheme (the Pilot) designed to collect data on the energy and economic performance of a range of residential HPWH technologies installed in different regions of NZ. This report details the finding of that pilot scheme.

Read more about Heat pump water heating pilot report
Proposed minimum energy performance standards and labelling for computers and monitors

Research and reports

11 October 2011

This document sets out, and seeks your feedback on, a draft proposal for new minimum energy performance standards (MEPS) and labelling for computers and computer monitors, proposed for introduction no earlier than October 2012.

The document sets out:

Read more about Proposed minimum energy performance standards and labelling for computers and monitors

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