Iindaba zeshishini
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Zeziphi izinto eziphambili ezichaphazela ukutywinwa kwevalvu?
1. Isakhiwo sesibini sokutywina Ngaphantsi kokutshintsha kweqondo lokushisa okanye amandla okutywina, isakhiwo sesibini sokutywina siya kutshintsha. Kwaye olu tshintsho luya kuchaphazela kwaye lutshintshe amandla phakathi kwesibini sokutywina, ngaloo ndlela kunciphisa ukusebenza kwesitywina sevalve. Ke ngoko, ekukhetheni amatywina, kufuneka sikhethe...Funda ngokugqithisileyo -
Ngowuphi umahluko phakathi kweSilica Sol echanekileyo yokuphosa kunye neevalvu eziqhelekileyo zokuphosa?
Ixesha eliqhelekileyo le-silica sol investment casting kukuthululela amanzi esinyithi angama-liquid kwimodeli yokuphosa kunye nesimo esifanayo kunye neendawo, kunye nemveliso yethu yokuphosa iya kwenziwa emva kokuba i-castings ipholile. Iindlela zokuphosa ziquka ukuphosa kwesanti, ukuphosa okukhethekileyo, ukuphosa okuchanekileyo kunye ne-V-me...Funda ngokugqithisileyo -
Ivalve yebhabhathane enedayamitha enkulu
Ukuthelekisa ukusebenza kwevalve yebhabhathane edayamitha enkulu kunye nevalve yesango: Ivalve yesango inomthamo omkhulu kwaye ithatha indawo enkulu. Inokunyamezela uxinzelelo olukhulu. Ivalve yebhabhathane inomthamo omncinci kwaye ithatha indawo encinci. Inokumelana noxinzelelo oluncinci. Ukukhetha okukodwa, kodwa ...Funda ngokugqithisileyo -
Y isihluzi
Ngokuqhelekileyo ifakwe ekupheleni kwe-inlet ye-valve yokunciphisa uxinzelelo, i-valve yokunciphisa uxinzelelo, i-valve yomgangatho wamanzi rhoqo okanye ezinye izixhobo zokususa ukungcola phakathi kunye nokukhusela ukusetyenziswa okuqhelekileyo kwe-valve kunye nezixhobo. Isihluzi sodidi luka-Y luyafana ngenkangeleko (Y-udidi), kwaye i...Funda ngokugqithisileyo -
Indlela yokujongana nengxaki yejitter yevalve yokulawula uxinzelelo oluphezulu lwepneumatic
Xa ivalve yolawulo loxinzelelo oluphezulu yomoya idibana nengxaki yejitha, kufuneka siyihlalutye sizolile. Enyanisweni, sinokujonga kuqala ukuba ngaba umyalelo wevalve uyatshintsha kwidatha ukuze usebenze ngokwahlukileyo. Okulandelayo, nceda ujonge! Ukuba i-valve yokulawula i-servo ayitshintshi, ingxaki ingenzeka. Ukuba ngaba...Funda ngokugqithisileyo -
Indlela yonyango yevalve yokulawula ihlala ibambekile okanye ivalekile
1. Indlela yokucoca I-slag ye-welding, i-rust kunye ne-slag kumbhobho ibangela ukuvaleka okanye i-jamming kwi-orifice, inxalenye yesikhokelo kunye nomngxuma webhalansi yesigqubuthelo sevalve esezantsi, okukhokelela ekutsaleni kunye nokukrwela kumphezulu we-valve core kunye nomphezulu wesikhokelo, kunye nokungena kwindawo yokutywina. Oku rhoqo...Funda ngokugqithisileyo -
Yintoni umahluko phakathi kwevalve yenaliti kunye neglowubhu
l Ivalve yenaliti luhlobo lwevalve ehlengahlengiswayo, esetyenziswa ngokubanzi, njengokusika umgama wokusika amadangatye, kunye neqhosha lokulungelelanisa ubushushu bomlilo yivalve yenaliti. Ivalve yenaliti yinxalenye ebalulekileyo yenkqubo yombhobho wokulinganisa isixhobo, ebandakanya ikakhulu ivalve yeglowubhu kunye nebhola va...Funda ngokugqithisileyo -
Ukufakwa kunye nokugcinwa kwe-valve yebhola kuhambelana nobomi bayo benkonzo
l Ufakelo lwevalve yebhola 1. Naliphi na icandelo levalve yebhola linokufakwa ekupheleni komsinga, kunye nevalve yokubamba ibhola inokufakwa kuyo nayiphi na indawo yombhobho. Ukuba ivalve yebhola ixhotyiswe nge-actuator (efana ne-gearbox, i-electric pneumatic actuator), kufuneka ifakwe nkqo...Funda ngokugqithisileyo -
Kukho Iindidi ezininzi zoQhagamshelo lweValve
Iifom eziphambili zevalvu ziiflange, imisonto, imikhono yekhadi, iiclamps, i-intemal self tightening, i-welding, iikliphu njalo njalo. Zifanelekile kwiimeko ezahlukeneyo, kwaye ukulandelelana kwaziswa ngokubanzi. I-1, uxhulumaniso lwe-flange yeyona fomu yokudibanisa esetyenziswa rhoqo kwiivalvu. Ngoku ka...Funda ngokugqithisileyo -
Iimfuno zokusebenza kwevalvu yokhuseleko
i-valve yokhuseleko sisixhobo sokhuseleko esisetyenziselwa ukukhusela uxinzelelo kwisixhobo soxinzelelo ekugqithiseni ixabiso elivumelekileyo. Umsebenzi wevalve yokhuseleko ufezekiswa ngale nkqubo yesenzo ilandelayo: Xa inkqubo ifikelela kuxinzelelo oluphezulu oluvumelekileyo, ivalve yokhuseleko inokuvula ngokuchanekileyo,...Funda ngokugqithisileyo -
Ivalve yentsimbi eyenziwe ngoxinzelelo oluphezulu
ISITHOMBE ESIPHAKAMILEYO Ngokukhetha ivalve enomzimba owenziweyo umsebenzisi ngokuzenzekelayo wandisa ukhuseleko kunye nokuthembeka kwesityalo sakhe kunye nezixhobo zokusebenza. Kudala yaziwa ukuba ivalve eyenziweyo yomelele, ngakumbi ...Funda ngokugqithisileyo