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净化工程中的气压是如何规定的

DUIYUDABUFENJIEJINGKONGJIAN,WEILEFANGZHIWAIJIEWURANQINRU,XUYAOBAOCHINEIBUDEYALI(JINGYA)GAOYUWAIBUDEYALI(JINGYA)。YALICHADEWEICHIYIBANYINGFUHEYIXIAYUANZE:

1.JIEJINGKONGJIANDEYALIYAOGAOYUFEIJIEJINGKONGJIANDEYALI。

2.洁净度级别高的空间的压力要高于相邻的洁净度级别低的空间的压力。

YALICHADEWEICHIYIKAOXINFENGLIANG,ZHEIGEXINFENGLIANGYAONENGBUCHANGZAIZHEIYIYALICHAXIACONGFENGXILOUXIEDIAODEFENGLIANG。SUOYIYALICHADEWULIYIYIJIUSHILOUXIE(HUOSHENTOU)FENGLIANGTONGGUOJIEJINGSHIDEGEZHONGFENGXISHIDEZULI。

JIEJINGSHIZHONGDEQILIUSUDUGUIDING

ZHEILIYAOTAOLUNDEQILIUSUDUSHIZHIJIEJINGSHINEIDEQILIUSUDU,ZAIQITAJIEJINGKONGJIANZHONGDEQILIUSUDUZAITAOLUNJUTISHEBEISHIZAISHUOMING。

DUIYULUANLIUJIEJINGSHI YOUYUZHUZHUYAOKAOKONGQIDEXISHIZUOYONGLAIJIANQINGSHINEIWURANDECHENGDU,SUOYIZHUYAOYONGHUANQICISHUZHEIYIGAINIAN,ERBUZHIJIEYONGSUDUDEGAINIAN,BUGUODUISHINEIQILIUSUDUYEYOURUXIAYAOQIU;

(1)送风口出口气流速度不宜太大,和单纯空调房间相比,要求速度衰减更快,扩散角度更大。

(2)CHUIGUOSHUIPINGMIANDEQILIUSUDU(LIRUCESONGSHIHUILIUSUDU)BUYITAIDA,YIMIANCHUIQIBIAOMIANWEILIZHONGFANQILIU,ERZAOCHENGZAIWURAN,ZHEIYISUDUYIBANBUYIDAGAN0.2m/s。

DUIYUPINGXINGLIUJIEJINGSHI《XIGUANSHANGCHENGCENGLIUJIEJINGSHI),YOUYUZHUYAOKAOQILIUDE“HUOSAIDAJIYAZUOYONGPAICHUXINGRAN,SUOYIJIEMIANSHANGDESUDUJIUSHIFEICHANGZHONGYAODEZHIBIAO。GUOQUDOUCANKAOMEIGUO20gBBIAOZHUN,CAIYONG0.45m/s.DANRENMENYEDOULEJIEDAOZHEIYANGDASUDUSUOXUYAODETONGFENGLIANGSHIJIDADE,WEILEJIENENG,YEDOUZAITANQIUJIANGDIFENGSUDEKEXINGXING。

ZAIWOGUO,《KONGQIJIEJINGJISHUCUOSHI》HE(JIEJINGCHANGFANGSHEJIGUIFAN)DOUSHIZHEIYANGGUIDINGDE

CHUIZHIPINGXINGLIU(CENGLIU)JIEJINGSHI≥0.25m/s

SHUIPINGPINGXINGLIU(CENGLIU)JIEJINGSHI≥0.35 m/s