Numerical evaluation of wind driven ventilator for enhanced indoor air quality

Jason Lien, Noor Ahmed

Research output: Contribution to journalConference articlepeer-review

6 Citations (Scopus)

Abstract

The present paper presents a numerical analysis of the difference in comfort level inside a room of a residential building when roof top turbine ventilator is installed. This analysis simulates various comfort factors which include the indoor air movement, room temperature, Predicted Mean Vote (PMV) and Predicted Percentage of Dissatisfied (PPD). Various test cases of ventilator exhaust rate were examined. The results showed that general comfort satisfying international standards in building can be achieved. This study also presents a qualitative and quantitative study of indoor air temperature and overall indoor air flow pattern. A promising conclusion that can be drawn from this study is that wind driven ventilators can play an important role in the design of a cost effective and energy efficient ventilation system inside a building.

Original languageEnglish
Pages (from-to)124-134
Number of pages11
JournalProcedia Engineering
Volume49
DOIs
Publication statusPublished - 2012
Externally publishedYes
EventEvolving Energy-International Energy Foundation International Energy Congress, IEF-IEC 2012 - Sydney, NSW, Australia
Duration: 1 Sept 20121 Sept 2012

Keywords

  • Energy
  • Indoor air quality
  • Wind driven ventilator

ASJC Scopus subject areas

  • General Engineering

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