Bawul ɗin Butterfly, wanda kuma aka sani da bawul ɗin flap, bawul mai sauƙi ne mai daidaitawa, wanda kuma za'a iya amfani dashi don sarrafa kashe-kashe na matsakaicin bututun mai matsatsi. Butterfly bawul wani nau'i ne na bawul wanda ɓangaren rufewa (faifan diski ko farantin malam buɗe ido) diski ne kuma yana jujjuya axis ɗin valve don buɗewa da rufewa. Ya fi taka rawa na yankewa da ƙumburi a cikin bututun. Bangaren buɗewa da rufewa na bawul ɗin malam buɗe ido wani farantin malam buɗe ido ne mai siffar diski, wanda ke jujjuya axis ɗinsa a cikin bawul ɗin, don cimma manufar buɗewa da rufewa ko daidaitawa. Butterfly bawul yana da amfani ga bututun da ke isar da madaidaicin ruwa mai lalacewa iri-iri a cikin tsarin injiniya na janareta, iskar gas, iskar gas, iskar gas mai ruwa, iskar gas, iska mai sanyi da zafi, narkewar sinadarai, samar da wutar lantarki da kariyar muhalli. Ana amfani dashi don daidaitawa da yanke magudanar ruwa na matsakaici.
Aikace-aikacen bawul ɗin malam buɗe ido
Bawul ɗin malam buɗe ido ya dace da ƙa'idodin kwarara. Kamar yadda matsi na bawul ɗin malam buɗe ido a cikin bututun ya yi girma, wanda ya kai kusan sau uku na na gate bawul, lokacin zabar bawul ɗin malam buɗe ido, ya kamata a yi la'akari da tasirin asarar matsi akan tsarin bututun, da tsayin daka na bututun mai ɗaukar bututun. matsakaicin matsa lamba lokacin rufewa yakamata a yi la'akari da shi. Bugu da kari, dole ne a yi la'akari da iyakar zafin aiki na kayan zama mai jurewa a babban zafin jiki.
Bawul ɗin malam buɗe ido yana da fa'idodin ƙaramin tsayin tsari da tsayin duka, saurin buɗewa da saurin rufewa, da kyawawan halayen sarrafa ruwa. Tsarin tsari na bawul ɗin malam buɗe ido ya fi dacewa don yin babban diamita bawul. Lokacin da ake buƙatar bawul ɗin malam buɗe ido don sarrafa magudanar ruwa, abu mafi mahimmanci shine zaɓar girman da nau'in bawul ɗin malam buɗe ido da kyau da inganci.
Yawancin lokaci, a cikin maƙarƙashiya, sarrafa iko da matsakaicin laka, gajeriyar tsayin tsari da saurin buɗewa da rufewa (1 / 4R) ana buƙata. Yanke ƙarancin matsa lamba (ƙananan bambancin matsa lamba), ana ba da shawarar bawul ɗin malam buɗe ido.
Za'a iya amfani da bawul na malam buɗe ido a cikin daidaitawar matsayi biyu, tashar necking, ƙananan ƙararrawa, cavitation da gasification, ƙananan ƙananan yadudduka zuwa yanayi da matsakaiciyar abrasive.
Lokacin amfani da bawul ɗin malam buɗe ido a ƙarƙashin yanayin aiki na musamman, kamar ƙa'idar maƙarƙashiya, ƙaƙƙarfan buƙatun hatimi, lalacewa mai tsanani, ƙarancin zafin jiki (cryogenic), da sauransu, bawul ɗin tri eccentric na musamman ko Bi eccentric malam buɗe ido tare da na'urar ƙera ƙarfe na musamman ana buƙata.
Bawul ɗin tsakiyar layin malam buɗe ido ya dace da ruwa mai kyau, najasa, ruwan teku, brine, tururi, iskar gas, abinci, magani, mai, acid daban-daban da tushe da sauran bututun da ke buƙatar cikakken rufewa, zubar da ruwa a gwajin gas, rayuwar sabis mai girma. da zafin jiki na aiki - 10 ~ 150 ℃.
Soft hatimi eccentric malam buɗe ido bawul ya dace da bidirectional buɗewa da rufewa da daidaita samun iska da kuma cire kura bututun. Ana amfani da shi sosai a cikin bututun iskar gas da tashar ruwa na ƙarfe, masana'antar haske, wutar lantarki da tsarin petrochemical.
Karfe zuwa karfe waya shãfe haske biyu eccentric malam buɗe ido bawul ya dace da birane dumama, tururi wadata, ruwa da gas, mai, acid da alkali bututun, kamar yadda tsari da intercepting na'urorin.
Karfe zuwa karfe fuska shãfe haske sau uku eccentric malam buɗe ido bawul za a iya amfani da ko'ina a cikin man fetur, petrochemical, sinadaran, karfe, wutar lantarki da sauran filayen ban da ana amfani da shirin sarrafa bawul na babban PSA gas rabuwa naúrar. Yana da kyau madadin ƙofar bawul da bawul tasha.
Hanyar zaɓi na bawul ɗin malam buɗe ido
1. Idan aka kwatanta da bawul ɗin ƙofar, bawul ɗin malam buɗe ido yana da asarar matsa lamba mafi girma, don haka ya dace da tsarin bututun mai tare da buƙatun asarar matsin lamba.
2. Kamar yadda za'a iya amfani da bawul ɗin malam buɗe ido don ƙayyadaddun ƙayyadaddun ƙayyadaddun ƙayyadaddun ƙayyadaddun ƙayyadaddun ƙayyadaddun ƙayyadaddun ƙayyadaddun ƙayyadaddun ƙayyadaddun ƙayyadaddun ƙayyadaddun ƙayyadaddun ƙayyadaddun ƙayyadaddun ƙaya suke yi.
3. Saboda ƙayyadaddun tsarin bawul na 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. Saboda girman tsarin bawul ɗin malam buɗe ido yana da ɗan gajeren gajere, kuma ana iya yin shi cikin babban diamita, don haka a cikin yanayin gajeriyar buƙatun tsayin tsari ko babban bawul ɗin diamita (kamar fiye da DN 1000), ya kamata a zaɓi bawul ɗin malam buɗe ido.
5. Saboda ana iya buɗe bawul ɗin malam buɗe ido ko rufe kawai ta hanyar juyawa na 90 °, ya dace don amfani da bawul ɗin malam buɗe ido a filin da buƙatun buɗewa da rufewa suke da sauri.
Lokacin aikawa: Fabrairu-24-2021
