Sunday, May 27, 2007

Article #4

This case study shows the advantages of creating buildings with sustainability as a primary focus. The end result is a quality building that enhances the experience for the occupants and also has minimal effect on the environment. I thought it was fairly relevant being the type of structure that is the subject in this unit.

Fragment:
......The natural ventilation system is supplemented by air-cooled reverse-cycle mini-chiller units, connected to internally located two-pipe ceiling cassette units. The mini-chillers use hydrocarbon refrigerant to heat and cool the building. The units have a 15% higher cooling efficiency than equivalent HFC refrigerant units, and the hydrocarbon refrigerant has a
global warming potential of three, compared to the 1300-3900 common for HFCs. Combined, this is expected to save approximately 6.5 tonnes of CO2 pollution annually........


Full Article:
http://www.airah.org.au/downloads/2005-09-02.pdf

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