Valve i switirhisiwa leswi tolovelekeke ngopfu eka mabindzu ya tikhemikhali. Swi vonaka swi olova ku nghenisa tivalvu, kambe loko u nga landzeleli thekinoloji leyi faneleke, swi ta vanga timhangu ta vuhlayiseki. Namuntlha ndzi lava ku avelana na n'wina ntokoto wo karhi mayelana na ku vekiwa ka ti valve.
1. Xikambelo xa hydrstatic eka mahiselo yo biha hi nkarhi wa ku aka hi xixika.
Vuyelo: hikuva chubu ri hatlisa ku titimela hi nkarhi wa xikambelo xa hayidiroliki, chubu ri titimela.
Mimpimo: ringeta ku endla xikambelo xa hydraulic loko kungase tirhisiwa xixika, naswona endzhaku ka xikambelo xa ntshikelelo ku pfurha mati, ngopfu ngopfu mati eka valve yafanele ku susiwa eka net, handle ka sweswo valve yita rust, heavy is frozen crack. Phurojeke yifanele ku endliwa hi xixika, ehansi ka mahiselo ya kahle yale ndzeni, naswona mati yafanele ku pfurha ya basile endzhaku ka xikambelo xa ntshikelelo.
2, Xikambelo xa matimba ya hayidiroliki ya sisiteme ya tiphayiphi na xikambelo xa ku tiya, ku kamberiwa ka ku vupfa a ku enelanga.
Vuyelo: ku vupfa ku humelela endzhaku ka vuhandzuri, leswi khumbaka matirhiselo ya ntolovelo.
Mimpimo: Loko sisiteme ya tiphayiphi yi kamberiwa kuya hi swilaveko swa dizayini na swihlawulekisi swa ku aka, ku engetela eka ku rhekhoda nkoka wa ntshikelelo kumbe ku cinca ka mpimo wa mati eka nkarhi lowu vekiweke, ngopfu ngopfu languta hi vukheta loko kuri na xiphiqo xa ku vupfa.
3, Phaphatani valve flange plate na valve flange plate leyi tolovelekeke.
Vuyelo: butterfly valve flange plate na standard valve flange plate size ya hambanile, flange yin’wana inner diameter i yitsongo, naswona butterfly valve disc yikulu, leswi endlaka leswaku yinga pfuleki kumbe yi pfuleka hi matimba naswona yi endla leswaku valve yi onhaka.
Mimpimo: flange plate yifanele ku lulamisiwa kuya hi vukulu bya xiviri bya butterfly valve flange.
4. Ndlela yo veka valve yi hoxile.
Xikombiso: check valve mati (steam) flow direction yi langutane na mfungho, valve stem yi vekiwile ehansi, horizontal yi vekiwile check valve ku teka vertical installation, rising stem gate valve kumbesoft seal valve ya phaphatanihandle a yi pfulekanga, yi pfala ndhawu, na swin’wana.
Vuyelo: ku tsandzeka ka valve, ku hlayisiwa ka swiwitsi swa tika, naswona shaft ya valve leyi languteke ehansi yi tala ku vanga ku khuluka ka mati.
Mimpimo: hi ku kongoma hi ku ya hi swiletelo swa ku vekiwa ka valve swo veka, pfula nhonga gede valve ku hlayisa valve nsinya elongation ku pfuleka ku tlakuka, phaphatani valve hi ku helela tekela enhlokweni handle ku rhendzeleka ndhawu, tinxaka hinkwato ta valve stem a yi nge vi ehansi ka xiyimo xa horizontal, hi nga ha vuli ehansi.
5. Swihlawulekisi na timodeli ta valve leyi vekiweke a swi fikeleli swilaveko swa dizayini.
Xikombiso, ntshikelelo wa vito wa valve wule hansi ka ntshikelelo wa xikambelo xa sisiteme; phayiphi ya rhavi ra mati ya swakudya yi amukelavalve ya gedeloko dyayimeta ya phayiphi yi ri ehansi kumbe ku ringana na 50mm; phayiphi yo koka ya pompo ya ndzilo yi amukela valve ya phaphatani.
Vuyelo: swi khumba ku pfuleka na ku pfala ka ntolovelo ka valve naku lulamisa ku lwisana, ntshikelelo na mintirho yin’wana. Hambi ku ri ku endla leswaku sisiteme yi tirha, ku onhaka ka valve ku boheka ku lunghisa.
Mimpimo: tolovelana na mpimo wa ku tirhisiwa ka ti valve to hambana, naswona hlawula swihlawulekisi na timodeli ta ti valve kuya hi swilaveko swa dizayini. Ntshikelelo wa vito wa valve wu ta fikelela swilaveko swa ntshikelelo wa xikambelo xa sisiteme.
6. Ku hundzuriwa ka valve
Switandzhaku:valve yo kambela, valve yo hunguta ntshikelelo na tivalvu tin’wana ti na directionality, loko ti vekiwa ti hundzuriwile, valve ya throttle yi ta khumba mbuyelo wa vukorhokeri na vutomi; valve yo hunguta ntshikelelo a yi tirhi nikatsongo, valve yo kambela yi ta tlhela yi vanga khombo.
Mimpimo: valve yo angarhela, leyi nga na xikombiso xa nkongomiso eka miri wa valve; loko swi nga ri tano, yi fanele ku tiviwa kahle hi ku ya hi nsinya wa nawu wa ntirho wa valve. Valve ya gede ayi fanelanga ku hundzuriwa (leswi vulaka leswaku vhilwa ra voko ri ya ehansi), handle ka sweswo swita endla leswaku medium yi hlayisiwa eka ndzhawu ya boncover kuringana nkarhi woleha, swi olova ku rhuketela nsinya wa valve, naswona aswi olovi swinene ku cinca filler. Ti valve ta gede ya stem leyi tlakukeke ati veki ehansi ka misava, handle ka sweswo ti bola stem ya valve leyi nga erivaleni hikokwalaho ka ndzhongho.Swing valve yo kambela, ku vekiwa ku tiyisisa leswaku pin shaft level, leswaku ku olova.
Nkarhi wa poso: Dec-05-2023
