Matsayin ƙasa da aka fi amfani dashibakin kofashi ne bawul ɗin ƙofar ƙofa.Siffar tsarinta ita ce, saman hatimi guda biyu a kan ƙofar ƙwanƙwasa da saman shingen kewayawa biyu akan jikin bawul ɗin suna samar da nau'i biyu na hatimi don cimma tasirin hatimi.Tsarinsa yana da sauƙi, kuma ruwan yana da ƙananan, kuma ana amfani da shi don sufuri mai nisa, bututu da na'urori don ruwa, mai, gas da sauran kafofin watsa labaru.Manufar yin amfani da ƙofa ƙwanƙwasa shine don ƙara nauyin ɗaukar nauyi na taimako, ta yadda bawul ɗin yanayin yanayin ƙarfe na ƙarfe zai iya rufe duka matsakaicin matsakaici da matsakaicin matsakaici.Lokacin rufewa, juya bawul ɗin bawul a kusa da agogon agogo don sanya saman hatimin bawul ɗin ƙofar da kuma saman jikin bawul ɗin kusa don cimma hatimi.Koyaya, takamaiman matsi na hatimi a ƙarshen mashigai na bawul ɗin yanayin yanayin ƙarfe da aka hatimce da aikin wedging ke samarwa sau da yawa bai isa a cimma hatimin ƙarshen mashigan ba.Don haka, bawul ɗin ƙofa ɗin yanayin da aka rufe da ƙarfe shine hatimin tilas mai gefe guda.
Abubuwan da suka dace na yanayin ƙofar bawul:
Iyalin aikace-aikacen da halaye na tsarin daidaitaccen bawul na ƙasa, a tsakanin nau'ikan bawuloli daban-daban, bawul ɗin ƙofar shine mafi yawan amfani da shi.Gabaɗaya ya dace kawai don buɗewa cikakke ko cikakken rufe, kuma ba za a iya amfani da shi don daidaitawa da maƙarƙashiya ba.
Ana amfani da bawuloli na ƙofa gabaɗaya a lokatai da babu ƙaƙƙarfan buƙatu akan girman bawul ɗin waje, kuma yanayin amfani yana da ɗan tsauri.Kamar matsakaicin aiki na babban zafin jiki da matsa lamba, ana buƙatar cewa dole ne a rufe sassan rufewa na dogon lokaci.
Gabaɗaya, yanayin amfani ko buƙatun yana buƙatar ingantaccen aikin hatimi, babban matsin lamba, yankewar babban matsin lamba (bambancin matsa lamba), yanke ƙarancin matsa lamba (ƙananan bambance-bambancen matsa lamba), ƙaramin amo, cavitation da vaporization, matsakaicin zafin jiki, ƙananan zafin jiki. (cryogenic), ana bada shawarar yin amfani da bawul ɗin ƙofar ƙofa.Kamar masana'antar wutar lantarki, tace man fetur, masana'antar man petrochemical, man fetur na teku, injiniyan samar da ruwa da injiniyan kula da najasa a gine-ginen birane, masana'antar sinadarai da sauran fannoni.