Muri rusange, ikizamini cyingufu ntigikorwa mugihe hifashishijwe inganda zinganda, ariko ikizamini cyingufu kigomba gukorwa nyuma yumubiri wa valve nigifuniko cya valve gisanwe cyangwa cyangiritse.Kuri valve yumutekano, umuvuduko wacyo uhoraho hamwe nigitutu cyo kugaruka nibindi bizamini bigomba kuba bikurikiza amabwiriza n'amabwiriza abigenga.Ikizamini cyimbaraga za valve hamwe nikizamini cyo gufunga valve bigomba gukorerwa ku ntebe yikizamini cya hydraulic mbere yo gushiraho valve.Umuvuduko muke wa valve umwanya ugenzura 20%, niba utujuje ibyangombwa ugomba kugenzurwa 100%;ibipimo byumuvuduko mwinshi kandi mwinshi bigomba kugenzurwa 100%.Ibitangazamakuru bikunze gukoreshwa mugupima umuvuduko wa valve ni amazi, amavuta, umwuka, umwuka, azote, nibindi.
1. Uburyo bwo gupima umuvuduko wa globe valve na trottle valve
Mu kizamini cyimbaraga zaglobena trottle valve, valve yateranijwe mubisanzwe ishyirwa mukigeragezo cyikigereranyo cyumuvuduko, disiki ya valve irakingurwa, igikoresho cyatewe mugiciro cyagenwe, hanyuma urebe niba umubiri wa valve numupfundikizo wa valve ubira icyuya kandi gisohoka.Ikizamini cyimbaraga nacyo gishobora gukorwa ku gice kimwe. Ikizamini cyo gufunga ni kuri gusaglobe.Mugihe c'ikizamini, uruti rwaglobeni muburyo buhagaritse, disiki irakingurwa, hamwe nuburyo bwinjizwa kuva hepfo ya disiki kugeza ku giciro cyagenwe, kandi gupakira na gasketi birasuzumwa.Nyuma yujuje ibyangombwa, funga disiki ya valve hanyuma ufungure urundi ruhande kugirango urebe niba yamenetse.Niba hagomba gukorwa imbaraga za valve hamwe nugushiraho ikimenyetso, birashobora kubanza gukora ikizamini cyingufu, hanyuma ukamanuka mukizamini cya kashe cyagenwe, reba paki n'ikariso;hanyuma funga disiki hanyuma ufungure aho usohokera kugirango urebe niba hejuru yikidodo gisohoka.Niba hagomba gukorwa ikizamini cya valve nimbaraga, urashobora kubanza gukora ikizamini cyingufu, hanyuma ukiheba kugeza kubipimo byageragejwe, reba paki na gasketi;Noneho funga disiki, fungura ahasohoka kugirango urebe niba kashe yatembye.
2. Uburyo bwo kugerageza igitutu cya valve
Ikizamini cyimbaraga zairemboni kimwe na cyaglobe.Hariho inzira ebyiri zo kugerageza ubukana bwaamarembo.
(1) Irembo rirakingura, kuburyo umuvuduko uri imbere ya valve uzamuka ku giciro cyagenwe;Noneho funga irembo, uhite usohora Uwitekairembo.Uburyo bwavuzwe haruguru bwitwa ikizamini cyo hagati.Ubu buryo ntabwo bubereye ikizamini cya kashe yaamarembohamwe na diameter nominal DN32mm hepfo.
(2) Ubundi buryo ni ugukingura irembo, kugirango umuvuduko wikizamini cya valve kugiciro cyagenwe;Noneho funga irembo, fungura impera imwe yisahani ihumye, urebe niba kashe yatembye.Noneho subiza inyuma, subiramo ikizamini cyavuzwe haruguru kugeza ubishoboye.
Ikizamini cyo gukomera mugupakira hamwe na gasike ya pneumatikeirembobizakorwa mbere yikizamini cyo gukomera cyairembo.
3. Uburyo bwo gupima umupira wa valve
Umusongaumupira wamaguruimbaraga zipimisha zigomba kuba mumupira waumupira wamagurukimwe cya kabiri gifunguye leta.
(1) Ikizamini cya kashe yaumupira wamaguru.Hindura umupira inshuro nyinshi, fungura impera ifunze mugihe valve ifunze, hanyuma urebe imikorere yikimenyetso cyuzuza na gasketi icyarimwe, kandi ntihakagombye kumeneka.Noneho ikizamini cyikizamini gitangizwa kurundi ruhande kugirango usubiremo ikizamini cyavuzwe haruguru.
(2) Ikizamini cya kashe yaumupira wuzuye: umupira uzunguruka inshuro nyinshi nta mutwaro mbere yikizamini, naumupira wuzuyeifunze, kandi ikizamini giciriritse gitangizwa kuva kumpera imwe kugeza ku giciro cyagenwe;igipimo cyumuvuduko gikoreshwa mugusuzuma imikorere yikimenyetso cyanyuma.Ubusobanuro bwikigereranyo cyumuvuduko ni 0.5-1 urwego, naho intera ikubye inshuro 1,6 yumuvuduko wikizamini.Mu gihe cyagenwe, nta kintu cyo kumanuka cyujuje ibisabwa;noneho ikizamini cyikizamini gitangizwa kurundi ruhande kugirango dusubiremo ikizamini cyavuzwe haruguru.Hanyuma, valve iri muri kimwe cya kabiri gifunguye, impande zombi zarafunzwe, umwobo wimbere wuzuye hagati, kandi uwuzuza na gasketi bigenzurwa munsi yumuvuduko wikizamini nta kumeneka.
(3) Imipira yinzira eshatu zigomba kuba muri buri mwanya kugirango zipimishe.
4. Uburyo bwo kugerageza igitutu cya plug valve
.Gucomeka kuzunguruka kuri buri mwanya wakazi wo gufungura byuzuye murwego rwo gukora ikizamini.Kandi nta kumeneka kuboneka mumubiri wa valve.
. subiramo ikizamini cyavuzwe haruguru.Inzira eshatu cyangwa inzira enye zomugozi zigomba kugumya igitutu mucyumba kingana nuwo kuruhande rumwe rwumuyoboro, kandi icyuma kigomba kuzunguruka kumwanya ufunze.Umuvuduko ugomba gutangizwa uhereye kuruhande rwiburyo hanyuma ukagenzurwa kurundi ruhande icyarimwe.
Imbere yintebe yikizamini cya plaque valve, biremewe gushyiramo urwego rwamavuta yo kwisiga idafite aside irike hejuru yikimenyetso, kandi ntamazi yamenetse nibitonyanga binini byabonetse mugihe cyagenwe.Gucomeka valve igihe cyo kugerageza gishobora kuba kigufi, mubisanzwe ukurikije diameter nominal ya l ~ 3min.
Gucomeka kumashanyarazi ya gaze igomba kugeragezwa kugirango ikirere gikubye inshuro 1.25 umuvuduko wakazi.
5. Uburyo bwo gupima igitutu cya kinyugunyugu
Ikizamini cyimbaraga zapneumatic butterfly valveni kimwe na cyaglobe.Ikizamini cyo gukora kashe yaikinyugunyuguigomba kumenyekanisha ikizamini kiva kumurongo wo hagati, isahani yikinyugunyugu igomba gufungurwa, iyindi mpera igomba gufungwa, nigitutu cyo gutera inshinge kigomba kugera kumurongo wagenwe.Nyuma yo kugenzura ibipfunyika hamwe nibindi bifunga kashe, funga isahani yikinyugunyugu, fungura urundi ruhande, Biremewe kugenzura ko nta kumeneka kashe yikimenyetso cyibinyugunyugu.Ikinyugunyugukugenga imigendekere ntishobora gukora ikizamini cyimikorere.
6. Diaphragm valve uburyo bwo gupima igitutu
Uwitekadiaphragm valveimbaraga zipimisha zitangiza uburyo kuva kumpera zombi, gufungura disiki, naho ubundi impera irafunze.Nyuma yumuvuduko wikizamini uzamutse ku giciro cyagenwe, byujuje ibisabwa kubona ko umubiri wa valve nigifuniko cya valve nta suka.Noneho gabanya umuvuduko wikizamini cya kashe, funga disiki, fungura urundi ruhande kugirango ugenzurwe, nta kumeneka byujuje ibyangombwa.
7. Uburyo bwo kugerageza igitutu cya cheque valve
Reba valveimiterere yikizamini: kuzamura kugenzura valve disiki mumwanya utambitse kuri horizontal;umuyoboro umurongo na disiki yaswing check valveni hafi ugereranije n'umurongo utambitse.
Mu kizamini cyimbaraga, ikizamini giciriritse gitangizwa kuva inlet end kugeza kugiciro cyagenwe, naho ubundi impera irafunze.Birakwiye kubona ko umubiri wa valve nigifuniko cya valve nta suka.
Ikizamini cyo gushiraho ikimenyetso cyerekana uburyo bwikizamini uhereye kumpera, hanyuma ukagenzura hejuru yikimenyetso kumpera yimbere.Nta kumeneka kuzuza na gasketi byujuje ibisabwa.
8. Uburyo bwo gupima igitutu cyumutekano wumutekano
(1) Igeragezwa ryimbaraga za valve yumutekano nimwe nkiyindi mibande, igeragezwa namazi.Iyo ugerageza igice cyo hepfo yumubiri wa valve, igitutu gitangirwa kuva muri I = Ndangije, kandi hejuru yikimenyetso gifunze;Iyo ugerageza umubiri hejuru na bonnet, igitutu gitangirwa kuva gusohoka El end nizindi mpera zifunze.Umubiri wa valve na bonnet byujuje ibyangombwa bitavunitse mugihe cyagenwe.
.Amoniya cyangwa izindi gaze ya gaze hamwe numwuka nkibikoresho byo kwipimisha;Umuyoboro wamazi nandi mazi adashobora kwangirika akoresha amazi nkikigereranyo.Kubirindiro bimwe byingenzi bya valve yumutekano bikunze gukoreshwa azote nkikigereranyo.
Ikizamini cya kashe hamwe nigiciro cyumuvuduko nkigipimo cyikizamini cyikizamini, inshuro inshuro ntikiri munsi yinshuro ebyiri, mugihe cyagenwe nta kumeneka byujuje ibisabwa.Hariho uburyo bubiri bwo gutahura: bumwe ni ugushiraho ikimenyetso cya valve yumutekano, hanyuma ugashyiraho impapuro za tissue hamwe namavuta kuri flange ya El, impapuro za tissue zishira kumeneka, ntizitondere abujuje ibyangombwa;Iya kabiri ni ugukoresha amavuta kugirango ushireho isahani yoroheje ya plastike cyangwa andi masahani mugice cyo hepfo ya flange isohoka, yuzuza amazi kugirango ushireho disiki ya valve, no kugenzura ko amazi adatemba.Igihe cyikizamini cyumuvuduko uhoraho hamwe nigitutu cyo kugaruka kumutekano wumutekano ntigomba kuba munsi yinshuro 3.
9. Uburyo bwo gupima igitutu cyumuvuduko ugabanya valve
(1) Ikigeragezo cyimbaraga zumuvuduko ugabanya valve muri rusange ziteranijwe nyuma yikizamini kimwe, cyangwa nyuma yo guterana.Igihe cyo kugerageza imbaraga: DN <50mm 1min;Dn65-150mm kurenza 2min;DN> 150mm yari ndende kurenza min 3.
Iyo inzogera n'ibigize bimaze gusudwa, inshuro 1.5 z'umuvuduko mwinshi nyuma yo gukoreshwa na progaramu igabanya umuvuduko, hanyuma ikizamini cyimbaraga kigakorwa numwuka.
(2) Ikizamini cyo gukomera gikorwa ukurikije uburyo bukora.Iyo kwipimisha hamwe n'umwuka cyangwa amazi, ikizamini kizakorwa inshuro 1.1 z'umuvuduko w'izina;Ikizamini cya parike kizakorwa ku gipimo ntarengwa cyemewe cyo gukora ku bushyuhe bwo gukora.Itandukaniro riri hagati yumuvuduko winjira numuvuduko wo gusohoka ntushobora kuba munsi ya 0.2MPa.Uburyo bwikizamini ni: nyuma yumuvuduko winjira ushyizweho, imiyoboro yo guhinduranya ya valve ihindurwa gahoro gahoro, kugirango igitutu gisohoka gishobora guhinduka muburyo budasubirwaho kandi ntarengwa, kandi ntihazabaho guhagarara no guhagarika ibintu.Kuri parike igabanya ububobere, mugihe umuvuduko winjira wavanyweho, funga icyuma cyaciwe inyuma ya valve, kandi igitutu cyo gusohoka nigiciro kinini kandi gito.Mugihe cya 2min, gushimira igitutu cyo gusohoka bigomba kuba byujuje ibisabwa.Mugihe kimwe, ingano yumuyoboro inyuma ya valve yujuje ibyangombwa bisabwa.Ku mazi no mu kirere bigabanya indangagaciro, iyo umuvuduko winjira washyizweho hamwe nigitutu cyo gusohoka ni zeru, kugabanya valve bifunga kugirango bipimishe.Byujuje ibisabwa niba nta kumeneka muminota 2.
Igihe cyo kohereza: Gashyantare-08-2023