彩票166

今天是2019年3月26日 星期二,歡迎光臨本站 六安市利薄廠房通風降溫設備有限公司 網址: www.hdzyi.com

廠房空調

負壓風機

文字:[大][中][小] 2017-4-28    瀏覽次數:920    
負壓原理
首頁 > 負壓原理
風壓效應代表利用空氣的壓力差,高壓往低壓流動的原理,使設施外界冷空氣流入設施內部,逐出內部熱空氣。產生風壓效應的方式有兩種:
1. 利用大自然的風力,又可分為正壓與負壓
2. 利用電源驅動抽氣風扇,也可分為正壓風扇與負壓風扇 
機械通風
       在自然界風力小,或無風地帶,要利用風壓效應將設施外界大氣空氣引入,唯一的方法是使用機械風扇。機械風扇因結構之不同分成兩大類型。



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