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Unformatted text preview: nted hot air and replacing it with fresh ext er nal air at a suitable temperature natural forces of wind and buoyancy (caused by changes in pressure) to deliver fresh air into buildings oling strategy which can provide year round comfor t, with f lexible user control, at a low capital and maintenanc ) t o ensure safe, healthy and comfor table conditions for building occupants without the use of fa e use of mechanical systems o sts and operation costs, when carefully designed air conditioning and circulating fans ces will occur and have to be acceptable to the occupants. air f low rate var ies with ou comfor t not as effective dur ing war m, humid summer months difficult to retrofit in buildings fir Natural Ventilation Types of Ventilation Cross Ventilation from wind forces: • The concept of cross ventilation is fairly simple and the easiest method to follow • Consider a typical rectilinear home for example: • When wind hits one side of a building (windward side), the air will speed up in order to flow around the building to the opposite (leeward...
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This note was uploaded on 04/24/2008 for the course ARCH 4032 taught by Professor Pitts during the Spring '08 term at LSU.
- Spring '08