I-Exhaust Valve Basics

Indlela yokuphumaivalveisebenza

Ingcamango emva kwevalve yokukhupha kukunyuka kolwelo kwindawo edadayo.Ibhola edadayo idada ngokuzenzekelayo ide ibetheke kumphezulu wokutywina wezibuko lokukhupha xa umphakamo wolwelo lombhobho.ivalveinyuka ngenxa yokunyuka kolwelo.Uxinzelelo oluthile luya kubangela ukuba ibhola ivale ngokuzenzekelayo.Xa umbhobho uqhuba, ibhola edadayo ima emazantsi esitya kwaye ikhuphe umoya omninzi.Ngokukhawuleza ukuba umoya kumbhobho uphelile, ulwelo luyangena ngaphakathiivalve, iqukuqela kwisitya sebhola edadayo, kwaye ityhale ibhola edadayo ngasemva, ibangele ukuba idande kwaye ivale.

Ukuba impompo ayiphumelelanga, uxinzelelo olungalunganga luya kukhula, ibhola edadayo iya kuhla, kwaye umthamo omkhulu wokufunxa uya kusetyenziswa ukugcina ukhuseleko lombhobho.Xa i-buoy iphelile, umxhuzulane ubangela ukuba itsalele enye incam yelever phantsi.I-lever ngoku ikwindawo ethambekileyo.Umoya ugxothwa kumngxuma wokuvula i-vent nge-gap ekhoyo phakathi kwe-lever kunye nenxalenye yoqhagamshelwano yomngxuma wokuphuma.Inqanaba lolwelo liyenyuka ngokukhutshwa komoya, kwaye i-float idada ukuya phezulu ngenxa yokunyuka kolwelo.Umphezulu wesiphelo sokutywina kwi-lever ucinezelwa ngokuthe ngcembe ngokuchasene nomngxuma wokuphuma umoya de wonke umngxuma wokuphuma uvalwe ngokupheleleyo.

Ukubaluleka kweevalvu zokukhupha

Ixesha elide kakhulu, abantu abakwazanga ukusombulula umba ongundoqo wokuvuza kwamanzi rhoqo kuthungelwano lwemibhobho ngenxa yokuba bengenalo ulwazi olwaneleyo malunga nokuba imibhobho yokuhambisa amanzi ezidolophini iqulethe igesi kwaye ingaba ingabangela ukugqabhuka kwemibhobho.Ukuze siqonde ngcono isando samanzi sohlobo oluqulathe irhasi lwamanzi asisikiweyo, kuyafuneka ukuba sichaze izizathu ezinokubakho zokugcina irhasi ngexesha lomsebenzi wothungelwano oluqhelekileyo lonikezelo lwamanzi kwakunye nethiyori yokunyuka koxinzelelo lombhobho kunye ne ukugqabhuka kombhobho.

1. Ukuveliswa kwegesi kuthungelwano lombhobho wonikezelo lwamanzi ikakhulu kubangelwa zezi meko zintlanu zilandelayo.Lo ngumthombo wegesi kuthungelwano lombhobho wokusebenza oqhelekileyo.

(1) Uthungelwano lwemibhobho lunqunyulwe kwiindawo ezithile okanye ngokupheleleyo ngenxa yesizathu esithile;

(2) ukulungisa nokukhupha iindawo ezithile zemibhobho ngokukhawuleza;

(3) Ivalve yokukhupha umbhobho kunye nombhobho awuqini ngokwaneleyo ukuvumela ukutofwa kwerhasi kuba umyinge wokuhamba komsebenzisi omnye okanye abangaphezulu ulungiswa ngokukhawuleza ukudala uxinzelelo olubi kumbhobho;

(4) Ukuvuza kwerhasi engekhoyo;

(5) Irhasi eveliswa ngoxinzelelo olubi lokusebenza ikhutshwa kumbhobho wokufunxa impompo yamanzi kunye ne-impeller.

2. Iimpawu zentshukumo kunye nohlalutyo lwengozi yengxowa yomoya yombhobho wonikezelo lwamanzi:

Indlela ephambili yokugcina igesi kumbhobho kukuhamba kwe-slug, okubhekiselele kwigesi ekhoyo phezulu kumbhobho njenge-discontinuous ezininzi iipokotshi zomoya ezizimeleyo.Oku kungenxa yokuba idayamitha yombhobho wonikezelo lwamanzi yothungelwano iyahluka ukusuka komkhulu ukuya kumncinane kwicala lokuhamba kwamanzi okungundoqo.Umxholo werhasi, ububanzi bombhobho, iimpawu zecandelo lombhobho longitudinal, kunye nezinye izinto zigqiba ubude be-airbag kunye nommandla wamanzi ahlala kuwo.Izifundo zethiyori kunye nokusetyenziswa okusebenzayo kubonisa ukuba ii-airbags zifuduka kunye nokuhamba kwamanzi ecaleni kombhobho ongaphezulu, zivame ukuqokelela malunga nokugoba kwemibhobho, iivalve, kunye nezinye iimpawu ezinobubanzi obuhlukeneyo, kwaye zivelise i-oscillation yoxinzelelo.

Ubunzima benguqu kwisantya sokuhamba kwamanzi buya kuba nempembelelo enkulu ekunyukeni koxinzelelo olwenziwa yintshukumo yegesi ngenxa yezinga eliphezulu lokungaqiniseki kwisantya sokuhamba kwamanzi kunye nolwalathiso kwinethiwekhi yombhobho.Iimvavanyo ezifanelekileyo zibonise ukuba uxinzelelo lwayo lunokwenyuka ukuya kuthi ga kwi-2Mpa, eyaneleyo ukwaphula imibhobho yonikezelo lwamanzi eqhelekileyo.Kwakhona kubalulekile ukukhumbula ukuba ukuhluka koxinzelelo kwibhodi kuchaphazela ukuba zingaphi iingxowa zomoya ezihambayo nangaliphi na ixesha kuthungelwano lwemibhobho.Oku kwandisa utshintsho loxinzelelo kumanzi azaliswe yigesi, kwandisa amathuba okugqabhuka kwemibhobho.Umxholo wegesi, ukwakhiwa kwemibhobho, kunye nokusebenza zizo zonke izinto ezichaphazela ubungozi begesi kwimibhobho.Iingozi zinokwahlulwa zibe ziindidi ezimbini: ezicacileyo nezifihlakeleyo, kwaye iimpawu zazo zimi ngolu hlobo lulandelayo:

Iingozi ezicacileyo ikakhulu ziquka le miba ilandelayo

(1) Umbhobho oqinileyo wenza kube nzima ukukhupha amanzi Xa amanzi kunye negesi zikwisigaba, izibuko elikhulu lokuphuma levalve yohlobo lwevalve yokuphuma alisebenzi phantse yonke into kwaye lixhomekeke kuphela kumbhobho wemicropore, nto leyo ebangela “ukuvaleka komoya” okunzulu, okukuthintela umoya ekuphelelweni, kubangela ukuba amanzi aqukuqele ngendlela engalinganiyo, anciphise okanye ade aphelise indawo enqamlezileyo yomjelo wokuqukuqela wamanzi, avale ukuhamba kwamanzi, athobe amandla okujikeleza kwenkqubo, anyuse umlinganiselo wokuqukuqela kwendawo, aze andise intloko yamanzi. ilahleko.Ipompo yamanzi kufuneka yandiswe, eya kubiza ngakumbi ngokwemiqathango yamandla kunye nokuthutha, ukuze kugcinwe umthamo wokuqala wokujikeleza okanye intloko yamanzi.

(2) (2) Ngenxa yokuhamba kwamanzi kunye nokugqabhuka kwemibhobho okubangelwa kukuphuma komoya okungalinganiyo, inkqubo yonikezelo lwamanzi ayikwazi ukusebenza kakuhle.Ugqabhuko lwemibhobho emininzi luziswa ziivalvu zokukhupha umoya, ezinokukhupha umoya omncinane omncinane.Umbhobho wonikezelo lwamanzi unokutshatyalaliswa kugqabhuko-dubulo lwerhasi olubangelwa kukukhupha okulambathayo, okunokufikelela kuxinzelelo oluya kutsho kuma-atmospheri angama-20 ukuya kuma-40 kwaye unamandla okonakalisa alinganayo ama-40 ukuya kuma-80 omoya woxinzelelo olumileyo.Nkqu neyona ntsimbi iqinileyo esetyenziswa kubunjineli inokonakala.Iinjineli ezivela kwiKholeji yobuNjineli zagqiba emva kohlalutyo ukuba lugqabhuko-dubulo lwerhasi.Icandelo lombhobho wamanzi kwisixeko esisemazantsi laliyi-860m ubude, kunye nobubanzi bombhobho we-DN1200mm, kwaye umbhobho waqhuma kaninzi kangangezihlandlo ezi-6 kunyaka omnye wokusebenza.

Umonakalo ovela kwi-gas explosion owenziwe ngumbhobho wamanzi ongonelanga obangelwa yi-valve yokukhupha i-valve ingaba yinto encinci yokukhupha, ngokwesigqibo.Umba ongundoqo wokuqhuma kombhobho ekugqibeleni usonjululwe ngokutshintshela i-exhaust kunye ne-valve yokukhupha i-high-speed exhaust valve enokuqinisekisa inani elikhulu lokukhutshwa.

(3) Isantya sokuhamba kwamanzi kunye noxinzelelo oluguquguqukayo kumbhobho luhlala lutshintsha, iiparamitha zenkqubo azinzanga, kwaye ukungcangcazela okubalulekileyo kunye nengxolo inokuvela ngenxa yokukhululwa okuqhubekayo komoya onyibilikisiweyo emanzini kunye nokwakheka okuqhubekayo kunye nokwandiswa komoya. iipokotho zomoya.

(4) I-corrosion ye-metal surface iya kukhawuleziswa ngokutshintshela umoya kunye namanzi.

(5) Umbhobho wenza ingxolo engathandekiyo.

Iingozi ezifihliweyo ezibangelwa kukuqengqeleka kakubi

1. Umbhobho ophumayo ongalinganiyo unokubangela ukuba uxinzelelo lombhobho luguquguquke, ulungelelwaniso lokuhamba kwamanzi lungachaneki, ulawulo oluzenzekelayo lombhobho lungachaneki, kwaye amanyathelo okhuseleko angasebenzi;

2. Umbhobho ovuzayo wamanzi unyukile;

3. Kukho ukungaphumeleli okungaphezulu kwemibhobho, kunye noxinzelelo oluqhubekayo lwexesha elide ludodobalisa iindonga zemibhobho kunye namalungu, okukhokelela kwimiba equka ubude bobomi obufutshane kunye neendleko eziphezulu zokulondolozwa;

Izifundo ezininzi zethiyori kunye nokuphunyezwa okuthile okusebenzayo kubonise indlela ekulula ngayo ukuvelisa eyona hammer yamanzi eyonakalisayo, eyona iyingozi kakhulu kumbhobho, xa umbhobho wonikezelo lwamanzi ocinezelekileyo unerhasi eninzi.Ukusetyenziswa kwexesha elide kuya kunciphisa ubomi bodonga, kulwenze lube brittle ngakumbi, lwandise ukulahleka kwamanzi, kwaye lunokubangela ukuba umbhobho uqhume.

Umba wokugqitywa kwemibhobho ngoyena nobangela usisiseko wokuvuza kwemibhobho yonikezelo lwamanzi ezidolophini.Umzantsi wombhobho kufuneka ucocwe, kwaye ivalve yokukhupha umoya enokukhutshwa isesona sisombululo.I-valve yokukhupha i-high-speed exhaust ngoku iyanelisa iimfuno.

Iibhoyila, izifudumezi-moya, imibhobho ye-oyile nerhasi, unikezelo lwamanzi kunye nemibhobho yokuhambisa amanzi, kunye nothutho oluludaka oluhamba umgama omde zonke zifuna ivalve yokukhupha umbhobho, eyinxalenye ebalulekileyo yokuncedisa kwinkqubo yemibhobho.Ihlala ifakelwa kwiindawo eziphakamileyo okanye ezingqinibeni ukucima umbhobho wegesi eyongezelelweyo, ukwandisa ukusebenza kakuhle kwemibhobho, kunye nokusetyenziswa kwamandla aphantsi.

Iindidi ezahlukeneyo zeevalvu zokukhupha

Isixa somoya onyibilikisiweyo emanzini siqhelekile malunga ne-2VOL%.Umoya ugxothwa ngokuqhubekayo emanzini ngexesha lenkqubo yokuhanjiswa kwaye uqokelela kwindawo ephezulu yombhobho ukuvelisa iipokotshi zomoya (AIR POCKET), eyenza ukuhanjiswa kwamanzi kube nzima kwaye ngoko kunokubangela ukunciphisa i-5-15% kwinkqubo yokuhanjiswa kwamanzi. umthamo.Eyona njongo yale valve yokukhupha umoya kukuphelisa i-2VOL% yomoya onyityisiweyo, kwaye inokufakelwa kwizakhiwo eziphakamileyo, imibhobho yokuvelisa, kunye nezikhululo zokumpompa ezincinci ukukhusela okanye ukomeleza ukuhanjiswa kwamanzi kwenkqubo kunye nokugcina amandla.

Umzimba wevalve ye-single-lever (I-SIMPLE LEVER TYPE) i-micro-exhaust valve ine-oval form.I-304S.S intsimbi engenastainless isetyenziswa kuwo onke amacandelo angaphakathi, kubandakanywa izinto ezidadayo, iilever, iifreyimu zelever, kunye nezihlalo zevalvu.Ngaphakathi, 1/16″ imigangatho yomngxuma wokukhupha iyasetyenziswa.Ukuya kuthi ga kwi-PN25 imimiselo yoxinzelelo yokusebenza ifanelekile kuyo.


Ixesha lokuposa: Jul-21-2023

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