1.Where da malam buɗe ido bawul ne m
Butterfly bawulolisun dace da ka'idojin kwarara.Tun da asarar matsin lamba na bawul ɗin malam buɗe ido a cikin bututun yana da girma sosai, kusan sau uku ne na bawul ɗin ƙofar.Sabili da haka, lokacin zabar bawul ɗin malam buɗe ido, ya kamata a yi la'akari da tasirin asarar matsin lamba na tsarin bututun, kuma ƙarfin farantin malam buɗe ido don tsayayya da matsa lamba na matsakaicin bututun ya kamata kuma a yi la'akari da shi lokacin da aka rufe shi.jima'i.Bugu da ƙari, wajibi ne a yi la'akari da iyakancewar zafin jiki na aiki wanda kayan zama na valve na roba zai iya jurewa a yanayin zafi.
Tsawon tsari da tsayin daka na bawul ɗin malam buɗe ido ƙanana ne, buɗewa da saurin rufewa yana da sauri, kuma yana da kyawawan halaye na sarrafa ruwa.Ka'idar tsari na bawul ɗin malam buɗe ido ya fi dacewa don yin manyan bawul ɗin diamita.Lokacin da ake buƙatar bawul ɗin malam buɗe ido don sarrafa kwararar ruwa, abu mafi mahimmanci shine a zaɓi daidai girman da nau'in bawul ɗin malam buɗe ido don yin aiki da kyau da inganci.
Gabaɗaya, a cikin jujjuyawa, sarrafa sarrafawa da matsakaicin laka, ana buƙatar tsawon tsarin don zama gajere kuma saurin buɗewa da rufewa yana da sauri (1/4r).Yanke ƙarancin matsa lamba (ƙananan bambancin matsa lamba), ana ba da shawarar bawul ɗin malam buɗe ido.
A cikin yanayin daidaitawar matsayi guda biyu, kunkuntar hanya, ƙaramar amo, cavitation da vaporization, ƙananan ɗigon ruwa zuwa yanayi, da kuma kafofin watsa labaru na abrasive, ana iya amfani da bawul na malam buɗe ido.
Lokacin amfani da bawul ɗin malam buɗe ido a ƙarƙashin yanayi na musamman kamar ƙa'idar tuƙi, ƙaƙƙarfan buƙatun hatimi, lalacewa mai ƙarfi, ƙarancin zafin jiki (cryogenic) da sauran yanayin aiki, ƙira ta musamman don eccentric sau uku ko eccentricity biyu tare da hatimin ƙarfe na musamman da aka ƙera tare da na'urar daidaitawa ana buƙatar Butterfly bawul.
Bawul ɗin layin malam buɗe ido ya dace da ruwa mai kyau, najasa, ruwan teku, ruwan gishiri, tururi, iskar gas, abinci, magani, mai da samfuran daban-daban waɗanda ke buƙatar cikakken hatimi, zubar gwajin gas na sifili, buƙatun rayuwa, da zafin aiki na -10 ~ 150 ℃.Acid-base da sauran bututu.
Bawul mai laushi mai laushi mai laushi mai laushi ya dace da buɗewa da rufewa ta hanyoyi biyu da kuma daidaitawar iska da bututun cire ƙura.Ana amfani da shi sosai a cikin bututun iskar gas da hanyoyin ruwa a cikin ƙarfe, masana'antar haske, wutar lantarki, da tsarin sinadarai na petrochemical.
Karfe-zuwa-karfe waya sealing biyu eccentric malam buɗe ido bawul ya dace da birane dumama, tururi, ruwa da gas, mai, acid da alkali bututun, a matsayin tsari da intercepting na'urar.
Baya ga ana amfani da shi azaman babban sikelin matsa lamba lilo adsorption (PSA) gas rabuwa na'urar shirin sarrafa bawul, da karfe-to-metal surface hatimi sau uku eccentric malam buɗe ido bawul kuma za a iya amfani da ko'ina a cikin man fetur, petrochemical, sunadarai, karfe, lantarki. wutar lantarki da sauran fannoni.Yana da bawul ɗin ƙofar, bawul ɗin tsayawa, da sauransu. Kyakkyawan madadin samfur.
2.The zabin manufa na malam buɗe ido bawul
1. Tun da bawul ɗin malam buɗe ido yana da babban asarar matsa lamba idan aka kwatanta da bawul ɗin ƙofar, ya dace da tsarin bututu tare da ƙarancin buƙatun asarar matsa lamba.
2. Tun da ana iya amfani da bawul ɗin malam buɗe ido don daidaitawar kwarara, ya dace don amfani da bututun da ke buƙatar daidaitawar kwarara.
3. Saboda ƙayyadaddun tsarin tsarin bawul ɗin malam buɗe ido da kayan hatimi, bai dace da babban zafin jiki da tsarin bututun matsa lamba ba.Gabaɗaya, zafin aiki yana ƙasa da 300 ℃, kuma matsa lamba na ƙima yana ƙasa da PN40.
4. Tun da tsarin tsawon bawul ɗin malam buɗe ido yana da ɗan gajeren gajere kuma ana iya yin shi a cikin babban diamita, yakamata a yi amfani da bawul ɗin malam buɗe ido a lokutan da ake buƙatar tsayin tsarin ya zama gajere ko babban bawul ɗin diamita (kamar DN1000). ko fiye).
5. Tun da bawul ɗin malam buɗe ido za'a iya buɗewa ko rufewa ta hanyar juyawa kawai 90 °, yana da kyau a zaɓi bawul ɗin malam buɗe ido a cikin lokutan da ke buƙatar buɗewa da rufewa da sauri.
Lokacin aikawa: Oktoba-22-2021