Research and reports

  • Home ventilation systems assessment
    Research and reports
    16 May 2009

    A research report commissioned by the Energy Efficiency and Conservation Authority (EECA) into the effectiveness of home ventilation systems, especially with regards to their ability to heat a home.

     

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  • Waipa Sawmill co-generation case study
    Research and reports
    18 July 2007

    The Waipa sawmill near Rotorua has been generating its own electricity for over 50 years, cutting its costs and returning power to the national grid.

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  • Blue Mountain Lumbar
    Research and reports
    18 July 2007

    Blue Mountain Lumber is a sawmill located in Southland, New Zealand. The sawmill was expanded in 2000 to enable the processing of approximately 160,000 tonnes sawlogs annually. Prior to expansion the sawmill operated with several small wood residue fuelled boilers that were at the end of their economic life. The site was dumping significant quantities of woodwaste into a local landfill.  As part of the expansion an energy facility was built to provide improved steam quality and capacity for increased steam loads.

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