在工業現場的屋頂上設置排煙天窗。其中,排煙天窗的換(huan)(huan)氣(qi)效(xiao)果是(shi)重點關注的指標,換(huan)(huan)氣(qi)天(tian)窗(chuang)的換(huan)(huan)氣(qi)效(xiao)果直接(jie)影(ying)響現(xian)場、現(xian)場的生產環境質量。那(nei)么(me),排煙天(tian)窗(chuang)的換(huan)(huan)氣(qi)效(xiao)果有什么(me)影(ying)響因素(su)呢?
1、排煙(yan)天(tian)(tian)窗通風原理(li)主要利用現(xian)場(chang)(chang)現(xian)場(chang)(chang)內(nei)外熱(re)力差(cha)和風壓差(cha),迅速(su)排出現(xian)場(chang)(chang)內(nei)部的煙(yan)霧,提高現(xian)場(chang)(chang)內(nei)部的空氣(qi)質(zhi)量(liang),為-線員(yuan)工創造良好的工作(zuo)環境(jing)。通風排煙(yan)天(tian)(tian)窗通風效(xiao)果不(bu)太理(li)想(xiang),現(xian)場(chang)(chang)空氣(qi)混(hun)亂,嚴重影響員(yuan)工健(jian)康(kang),直接降(jiang)低生產效(xiao)率。
2、排煙(yan)天窗通(tong)(tong)風效(xiao)果(guo)的影響(xiang)因(yin)素(su)排煙(yan)天窗通(tong)(tong)風效(xiao)果(guo)大(da)大(da)決定喉口(kou)尺寸(cun),喉口(kou)尺寸(cun)是指(zhi)建設現場在屋頂預約的開口(kou)尺寸(cun),其他影響(xiang)通(tong)(tong)風效(xiao)果(guo)的因(yin)素(su)不變時,喉口(kou)尺寸(cun)越大(da),通(tong)(tong)風量(liang)越大(da),通(tong)(tong)風效(xiao)果(guo)越好。
3、屋頂(ding)電動換(huan)(huan)氣(qi)(qi)(qi)器(qi)喉(hou)嚨(long)(long)(long)尺寸的(de)(de)因素(su)屋頂(ding)電動換(huan)(huan)氣(qi)(qi)(qi)器(qi)喉(hou)嚨(long)(long)(long)尺寸的(de)(de)材料數(shu)量(liang)也會(hui)影響(xiang)換(huan)(huan)氣(qi)(qi)(qi)效(xiao)果。一般(ban)來(lai)說,換(huan)(huan)氣(qi)(qi)(qi)器(qi)喉(hou)嚨(long)(long)(long)尺寸的(de)(de)材料越多,喉(hou)嚨(long)(long)(long)尺寸越大(da),換(huan)(huan)氣(qi)(qi)(qi)天窗(chuang)(chuang)的(de)(de)面(mian)積越大(da),換(huan)(huan)氣(qi)(qi)(qi)效(xiao)果越好。然而(er),通風機的(de)(de)總成本有關。因此,企業主(zhu)在選擇排煙天窗(chuang)(chuang)的(de)(de)過(guo)程(cheng)中,必(bi)須重(zhong)點考慮換(huan)(huan)氣(qi)(qi)(qi)天窗(chuang)(chuang)的(de)(de)換(huan)(huan)氣(qi)(qi)(qi)效(xiao)果,但不能只增加(jia)喉(hou)嚨(long)(long)(long)的(de)(de)尺寸來(lai)提高換(huan)(huan)氣(qi)(qi)(qi)效(xiao)果。應(ying)根據(ju)現場整體面(mian)積、單(dan)位容納人數(shu)、氣(qi)(qi)(qi)候、溫度和其他建(jian)筑因素(su)綜合決定(ding)。
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