Gwajin Hydrostatic, wanda kuma aka sani da gwajin ruwa, shine tsarin gwajin silinda gas don ƙarfi da zubewa.Ana yin wannan gwajin akan yawancin nau'ikan silinda kamar oxygen, argon, nitrogen, hydrogen, carbon dioxide, gas calibration, gaurayawan gas, da silinda maras sumul ko welded ba tare da la'akari da kayan silinda ba.Gwajin ruwa na lokaci-lokaci yana tabbatar da cewa silinda yana cikin yanayin aiki da ya dace kuma ya dace da ci gaba da amfani da shi na ƙayyadadden lokaci.
Gwajin ruwa na silinda wajibi ne bisa ga jagororin Hukumar Tsaron Man Fetur da Fashewa (PESO).Dole ne a yi gwajin ruwa mai ƙarfi mara ƙarfi a kowane shekara 5 ko kuma yadda ake buƙata dangane da yanayin silinda.Wasu silinda gas kamar CNG da gas mai guba suna buƙatar ƙarin gwaji akai-akai, kamar kowace shekara 2.
A lokacin gwajin ruwa, ana matsar da silinda zuwa matsa lamba na gwaji, yawanci sau 1.5 ko 1.66 na matsi na aiki.Wannan yana duba elasticity na kayan, wanda ke lalacewa akan lokaci tare da maimaita zagayowar cikawa.Ana matsar da silinda sannan a matsar da shi don tabbatar da komawa zuwa ainihin girmansa cikin ƙayyadadden iyakokin haƙuri.Gwajin ruwa na lokaci-lokaci yana tabbatar da cewa kayan silinda har yanzu yana da isasshen ƙarfi don ci gaba da amfani mai aminci.
Hanyar gwajin ruwa ta ƙunshi cika silinda tare da wani ruwa kusan mara nauyi, yawanci ruwa, da kuma bincikar shi don ɗigogi ko canje-canje na dindindin a siffar.Ana amfani da ruwa da yawa saboda kusan ba shi da ƙarfi kuma zai faɗaɗa kawai da ɗan ƙaramin adadin.Idan an yi amfani da iskar gas mai ƙarfi, gas ɗin zai iya faɗaɗa har sau ɗari da yawa da aka matsa, yana haifar da haɗarin mummunan rauni.Matsin gwajin koyaushe yana da yawa fiye da matsi na aiki don ba da iyaka don aminci.Yawanci, ana amfani da 150% na matsa lamba.
Ana sanya silinda a cikin jaket na ruwa wanda ke da ƙarar da aka sani.An haɗa jaket ɗin ruwa zuwa burette mai ƙima wanda ke auna canjin ƙarar ruwa a cikin jaket ɗin.Sannan ana matse silinda da ruwa har sai ya kai ga gwajin gwaji.Ana riƙe matsi na ɗan lokaci, yawanci 30 seconds ko fiye.A wannan lokacin, silinda yana faɗaɗa dan kadan kuma yana kawar da ruwa daga jaket zuwa burette.Adadin ruwan da aka yi gudun hijira yana nuna fadada silinda a ƙarƙashin matsin lamba.Bayan lokacin riƙewa, an saki matsa lamba kuma silinda yayi kwangila zuwa girmansa na asali.Ruwan da aka yi gudun hijira yana komawa zuwa jaket daga burette.Bambanci tsakanin karatun farko da na ƙarshe na burette yana nuna haɓakar dindindin na silinda.
Dole ne fadada dindindin ɗin bai wuce 10% na jimlar faɗaɗa ba.Idan ya yi hakan, yana nufin cewa silinda ya yi asarar ɗanɗanonsa kuma ƙila ya sami tsagewa ko lahani waɗanda ke lalata amincinsa.Dole ne a cire irin waɗannan silinda daga sabis kuma a lalata su.Gwajin ruwa kuma yana bincika ɗigogi ta hanyar lura da duk wani digo na matsin lamba yayin lokacin riƙewa ko duk wani kumfa da ke tserewa daga saman silinda.
Ana yin rikodin sakamakon gwajin ruwa da hatimi akan silinda tare da ranar gwaji da lambar gano wurin gwajin da aka ba da izini.DOT na buƙatar cewa wakilai masu rijista waɗanda DOT suka tabbatar kuma waɗanda aka ba su ingantaccen Lamba Shaida na Sake gwadawa (RIN) ta DOT Research and Special Programs Administration (RSPA).Gwajin Hydro yana tabbatar da cewa silinda gas suna da aminci kuma abin dogaro don amfanin da aka yi niyya.
Lokacin aikawa: Oktoba-09-2023