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石油及化工行業中閥門的選型原則
發布時間:2021-6-25

mianduirucizhongduodefamenfenleiherucifuzadegezhonggongkuang,yaoxuanzeguandaoxitonganzhuangzuishihedefamenchanpin,shouxianyinglejiefamendetexing;qiciyingzhangwoxuanzefamendebuzouheyiju;zaizheyingzunxunxuanzeshiyou、huagongxingyeyongfamendeyuanze。

xuanzeshiyou、huagongxingyefamendeyuanze:liudaoweizhitongshidefamen,qiliuzujiaoxiao,tongchangxuanzezuoweijiezhihekaifangjiezhiyongdefamen;yiyudiaojieliuliangdefamenzuoweikongzhiliuliangyong;xuansaifaheqiufajiaoshiyongyuhuanxiangfenliuyong;guanbijianyanmifengmiandehuadongdaiyoucashizuoyongdefamenshiyongyudaiyouxuanfukelidejiezhi。

01、截止和開放介質用的閥門

liudaoweizhitongshidefamen,qiliuzujiaoxiao,tongchangxuanzezuoweijiezhihekaifangjiezhiyongdefamen。xiangxiabiheshifamen(jiezhifa、zhusaifa)youyuqiliudaoquzhe,liuzubiqitafamengao,gujiaoshaoxuanyong。zaiyunxuyoujiaogaoliuzudechanghe,kexuanyongbiheshifamen。

02、控制流量用的閥門

tongchangxuanzeyiyudiaojieliuliangdefamenzuoweikongzhiliuliangyong。xiangxiabiheshifamen(rujiezhifa)shiyuzheyiyongtu,yinweitadefazuochicunyuguanbijiandexingchengzhijianchengzhengbiguanxi。xuanzhuanshifamen(xuansaifa、diefa、qiufa)henaoqufatishifamen(jiajinfa、gemofa)yekeyongyujieliukongzhi,dantongchangzhinengzaiyouxiandefamenkoujingfanweineishiyong。zhafashiyiyuanpanxingzhabanduiyuanxingfazuokouzuohengqieyundong,tazhiyouzaijiejinguanbiweizhishi,cainengjiaohaodikongzhiliuliang,gutongchangbuyongyuliuliangkongzhi。

03、換向分流用的閥門

genjuhuanxiangfenliudexuyao,zhezhongfamenkeyousangehuogengduodetongdao。xuansaifaheqiufajiaoshiyongyuzheyimude,yinci,dabufenyongyuhuanxiangfenliudefamendouxuanquxuansaifaheqiufazheleifamenzhongdeyizhong。danshizaiyouxieqingkuangxia,qitaleixingdefamen,zhiyaobalianggehuogengduogefamenshidangdixianghulianjieqilai,yekezuohuanxiangfenliuyong。

04、帶有懸浮顆粒的介質用閥門

dangjiezhizhongdaiyouxuanfukelishi,zuishiyongyucaiyongqiguanbijianyanmifengmiandehuadongdaiyoucashizuoyongdefamen。ruguoguanbijianduifazuodelaihuiyundongshishuzhide,neijiukenengjiachikeli,yincizhezhongfamenchufeimifengmiancailiaokeyiyunxuqianrukeli,fouzezhishiyongyujibenqingjiedejiezhi。qiufa、xuansaifa、diefazaiqibiguochengzhongduimifengmianjunyoucashizuoyong,gushiyiyongzaidaiyouxuanfukelidejiezhizhong。