Ho na le mefuta e mengata eali-valve tsa serurubele, ho kenyelletsa ho khaola kapele le ho lokisoa ho tsoelang pele.Haholo-holo e sebelisoa bakeng sa liphaephe tsa metsi le khase tse nang le khatello e tlase ea bophara bo boholo.E loketse liketsahalong tseo ho tsona litlhoko tsa tahlehelo ea khatello li sa phahametseng, ho hlokahala phetoho ea phallo, 'me litlhoko tsa ho bula le ho koala li potlakile;hangata mocheso o ka tlase ho 300 ℃ 'me khatello e ka tlase ho 40 kg (li-valve tsa serurubele hangata li sebelisa khatello e tlaase, joaloka ea malapeng. Ke ba fokolang haholo ba ka finyellang CL600), mokhoa o tloaelehileng o sebelisoa bakeng sa metsi le khase, 'me bohareng ha bo hloke, le granular medium e ka boela ea sebelisoa.
Joaloka valve ea serurubele e tiisitsoeng, e ile ea tlisa tsoelo-pele e potlakileng ka mor'a ho hlaha ha rabara ea maiketsetso, kahoo ke mofuta o mocha oa valve e koalang.Naheng ea heso ho fihlela lilemong tsa bo-1980, li-valve tsa serurubele li ne li sebelisoa haholo-holo bakeng sa li-valve tsa khatello e tlaase, 'me setulo sa valve se entsoe ka rabara ea maiketsetso.Lilemong tsa bo-1990, ka lebaka la ho eketseha ha phapanyetsano le linaha tsa linaheng tse ling, li-valve tsa serurubele tse thata-thata (metal-seal) li ile tsa ntlafala ka potlako.Hona joale, ho na le lifeme tse ngata tsa li-valve tse ka hlahisang li-valve tsa serurubele tse tiisitsoeng ka tšepe tse mahareng tse tiisitsoeng ka mokhoa o tsitsitseng, e leng se etsang hore sebaka sa ts'ebeliso ea li-valve tsa serurubele se pharalle.
Mecha ea litaba eo valve ea serurubele e ka e tsamaisang le ho e laola e kenyelletsa metsi, metsi a khutsitseng, metsi a potolohang, likhoerekhoere, metsi a leoatle, moea, khase, khase ea tlhaho e metsi, phofo e omileng, seretse, seretse sa litholoana le metsoako e nang le lintho tse tiileng tse emisitsoeng.
Li-valve tsa butterfly li loketse ho laola phallo.Kaha khatello ea belofo ea serurubele e pompong e batla e le khōlō, e ka ba makhetlo a mararo ho feta ea belofo.Ka hona, ha u khetha valve ea serurubele, tšusumetso ea tahlehelo ea khatello ea tsamaiso ea liphaephe e lokela ho nkoa ka botlalo.Tahlehelo ea khatello ea poleiti ea serurubele e boetse e lokela ho nkoa ha poleiti ea serurubele e koetsoe.Ho tiea.Ntle le moo, hoa hlokahala ho nahana ka moeli oa mocheso o sebetsang oo lisebelisoa tsa setulo sa valve ea elastic li ka mamellang mocheso o phahameng.Bolelele ba sebopeho le bophahamo ba kakaretso ea valve ea serurubele li nyane, lebelo la ho bula le ho koala le potlakile, 'me le na le litšobotsi tse ntle tsa taolo ea mokelikeli.Molao-motheo oa sebopeho sa valve ea serurubele o loketse ka ho fetisisa bakeng sa ho etsa li-valve tsa bophara bo boholo.Ha valve ea serurubele e hlokeha ho laola phallo, ntho ea bohlokoa ka ho fetisisa ke ho khetha ka nepo boholo le mofuta oa valve ea serurubele e le hore e ka sebetsa hantle le ka katleho.
1. Ka kakaretso, ka ho phunya, ho laola taolo le seretse se seretse, mohaho o hlokeha hore o be khutšoanyane ka bolelele le o potlakile ka lebelo la ho bula le ho koala (1/4 revolution).Ho fokotsa khatello e tlase (phapang e nyane ea khatello), valve ea serurubele e khothaletsoa.
2. Sesepa sa serurubele se ka sebelisoa ha phetoho ea maemo a mabeli, mocha o fokolang, lerata le tlaase, cavitation le phenomenon ea gasification, palo e nyenyane ea ho lutla sepakapakeng, le mecha ea litaba ea abrasive e fumaneha.
3. Ha valve ea serurubele e sebelisoa tlas'a maemo a khethehileng a kang phetoho ea throttling, kapa litlhoko tse tiileng tsa ho tiisa, kapa ho senya ho matla, mocheso o tlaase (cryogenic) le maemo a mang a sebetsang, ho hlokahala hore u sebelise tiiso ea tšepe e entsoeng ka ho khetheha e nang le eccentric e tharo kapa double eccentric adjustment device E inehetseng serurubele valve bakeng sa fatše.
4. The centerline butterfly valve e loketse metsi a hloekileng, likhoerekhoere, metsi a leoatle, metsi a letsoai, mouoane, khase ea tlhaho, lijo, meriana le oli tse hlokang ho tiisoa ka ho feletseng, ho lutla ha tlhahlobo ea khase ea zero, bophelo bo phahameng ba tšebeletso, le mocheso oa ho sebetsa oa - 10 ℃ ~ 150 ℃.Le acid e fapaneng le alkali le liphaephe tse ling.
5. Sesepa sa serurubele se tiisitsoeng ka bonolo se loketse ho bula le ho koala ka litsela tse peli le ho lokisoa ha moea le liphaephe tsa ho tlosa lerōle, 'me se sebelisoa haholo liphaepheng tsa khase le litsela tsa metsi ho metallurgy, indasteri e khanyang, matla a motlakase le mekhoa ea petrochemical.
6. Thepa ea tšepe ea tšepe ea tšepe e tiisang habeli serurubele se nang le eccentric se loketse ho futhumatsa litoropong, phepelo ea khase, phepelo ea metsi le liphaephe tse ling tsa khase, oli, acid le alkali, e le sesebelisoa sa taolo le se otlang.
7. Ntle le ho sebelisoa e le sesebelisoa se seholo sa khatello ea khatello ea khatello ea (PSA) ea ho arola lisebelisoa tsa khase, karolo ea Jinyong ea tšepe e tiisitsoeng ka makhetlo a mararo e ka sebelisoa ka ho pharaletseng ka petroleum, petrochemical, lik'hemik'hale, metallurgical, matla a motlakase le masimo a mang.Ke valve ea heke le valve ea globe.Sehlahisoa se seng se setle.
Nako ea poso: Jun-23-2021