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工业厂房排风系统设计
所属分类:常见问题发表时间:2017-03-10

PAIFENGXITONG

       1.JUBUPAIFENGWEILEFANGZHIYOUHAIQITI、ZHENGQIHEFENCHENZAICHEJIANNEISANBU,ZHUYAOCAIYONGJUBUPAIFENGXITONGCONGFASHENGYUANCHUZHIJIEPAICHUSHIWAI。JUBUPAIFENGXITONGYOUJUBUPAIFENGZHAO(XICHENZHAO)、TONGFENGGUANDAO,TONGFENGJI、FENCHENHUOYOUHAIQITIJINGHUASHEBEIHEPAIFENGZHUANGZHIDENGZUCHENG。

JUBUPAIFENGZHAO(XICHENZHAO)SHIJUBUPAIFENGXITONGZHONGDEGUANJIANBUJIAN。PAIFENGJUSHICHANGJIANDEYIZHONGBUFENMIBIDEPAIFENGZHUANGZHI。DANGCHANSHENGDEYOUHAIQITI、ZHENGQIHUOFENCHENDEGONGJIANJIAODAERBUNENGZAIPAIFENGJUNEIJINXINGJIAGONGSHI,KECAIYONGYIMIANCHANGKAI,QIYUMIANMIBIDECEFANGPAIFENGZHAO,HUOGEFANGJUNBUNENGMIBIDECEFANGPAIFENGZHAO,HUOSHANGBUPAIFENGDESANXINGZHAO,YOUDANCEPAIFENG(CAOKUAN<=0.7mSHI)、SHUANGCEPAIFENG(CAOKUAN>0.7mSHI)HECHUIXISHICAOBIANPAIFENG(CAOKUAN>=2.0mSHI)GEZHONGXINGSHI。XIQIKOUDEPAIFENGLIANGYINGDAYUSONGFENGSHELIULIULIANG。

WEILEHUODELIANGHAODEJUBUPAICHUFENCHEN、YOUHAIQITIHUOZHENGQIDEXIAOGUO,WULUNSHIYONGNAZHONGPAIFENGZHAO,JUNYINGKAOLVXIALIEJIDIANYAOQIU:①YINGJIANGYOUHAIWUZHIFASHENGYUANJINKENENGDIMIBI,PAIFENGZHAOYINGJINKENENGKAOJINYOUHAIWUZHIFASHENGYUAN;②PAIFENGZHAOHUOXICHENZHAODEXIQIFANGXIANGYINGJINKENENGYUYOUHAIWUZHIYICHUDEFANGXIANGYIZHI;③PAIFENGZHAODEBUZHIYINGSHIWURANKONGQIBUZHILIUJINGGONGRENDEHUXIDAI;④PAIFENGZHUANGZHIBUYINGSHEZAIMENCHUANGFUJIN,YIMIANSHIWAIJINRUDEQILIUGANRAOPAIFENGXIAOGUO;⑤PAIFENGZHAOZHAOKOUYAOYOUYIDINGDEKONGZHIFENGSU。ZAIJULIZHAOKOUZUIYUANDEYOUHAIWUSANFADIAN(JIKONGZHIDIAN)SHANGZAOCHENGSHIDANGDEKONGQILIUDONG,CONGERBAYOUHAIWUXIRUZHAONEI。KONGZHIDIANDEKONGQILIUDONGSUDUCHENGWEIKONGZHIFENGSU(YECHENGXIRUSUDU)。JIGAISUDUYINGDAYUYOUHAIWUXIANGWAIYISANDESUDUHEFANGZHIHENGXIANGQILIUGANRAODESUDU,CAINENGYOUXIAODIJIANGYOUHAIWUZHICHOUXIZHIMIBISHEBEINEI。RUDANGCAIYONGCEFANGPAIFENGZHAO,YOUHAIWUZHIDEYISANQINGKUANGSHI,BUJINYAOJIANGLIZHAOKOUJIAOJINDEaCHUDEYOUHAIWUZHIKONGZHIZHU,HAIBIXUJIANGJIAOYUANDIANDEbCHUDEYOUHAIWUZHIKONGZHIZHU,QIKONGZHIFENGSUYINGWEIVx,CAINENGSHOUDAOLIANGHAODEPAIFENGXIAOGUO。KONGZHIFENGSUDEDAXIAOYINGYUDUWUDUXINGDAXIAO、FENCHENLIJINGDAXIAOYOUGUAN,YIBANDUWUKONGZHIFENGSUWEI0.7—1.0m/s,FENCHENKONGZHIFENGSUWEI1-1.5m/s。

       2.QUANMIANPAIFENGYIBANSHIZAIWAIQIANGSHANGANZHUANGYIDINGSHULIANGDEPAIFENGSHAN,YIKAOPAIFENGSHISHINEIXINGCHENGFUYA,JIANGSHIWAIDEXINXIANKONGQITONGGUOMENCHUANGJINRUSHINEI,SHIZHENGGECHEJIANDEDAOTONGFENGHUANQIBINGSHIYOUHAIQITINONGDUCHONGDANDAOHEHUWEISHENGBIAOZHUNYAOQIU。

QUANMIANTONGFENGHUANQILIANGKEANXIASHIJISUAN:L=M/(S-S0)

SHIZHONG:LWEITONGFENGLIANG(m3/h);MWEIYOUHAIQITIDESANFALIANG(mg/h);SWEIYOUHAIQITIZUIGAORONGXUNONGDU(mg/m3);S。WEIJINQIZHONGYOUHAIQITIDENONGDU。

DANGSHUZHONGRONGJIDEZHENGQIHUOSHUZHONGCIJIXINGQITITONGSHISANFAYUKONGQIZHONGSHI,QITONGFENGLIANGYINGANGEZIFENBIEXISHIZHIZUIGAORONGXUNONGDUSUOXUKONGQILIANGDEZONGHEJISUAN。QITAYOUHAIWUZHITONGSHIFANGSANYUKONGQIZHONGSHI,TONGFENGLIANGJINANXUYAOKONGQILIANGZUIDADEYOUHAIWUZHIJISUAN。


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