Ho fihlela joale, maemo a ts'ebeliso ea cryogenic a hlokang ho tiisoa ha li-valve tsa litsela tse peli haholo-holo a sebelisitse mefuta e 'meli ea li-valve, e leng li-valve tsa globe le li-valve tsa bolo tse tsitsitseng / li-valve tsa bolo tse kentsoeng holimo.Leha ho le joalo, ka nts'etsopele e atlehileng ea li-valve tse peli tsa cryogenic ball, baqapi ba sistimi ba fumane khetho e ntle ho feta li-valve tsa bolo ea setso-li-valve tsa bolo tse phaphametseng.E na le sekhahla se phahameng sa phallo, ha e na thibelo mabapi le tataiso ea phallo le tataiso ea tiiso ea bohareng, 'me e ka sebetsa ka mokhoa o sireletsehileng maemong a cryogenic.'Me boholo bo nyane, boima bo bobebe,' me sebopeho se bonolo.
Maemo a ts'ebeliso ea Cryogenic a hlokang li-valve a kenyelletsa ho kenella / ho tsoa ha litanka tsa polokelo bakeng sa ho tlatsa le ho qhala, ho hatella liphaephe tse se nang letho tse koetsoeng, ho tlatsa lipeipi le liquefaction, lipeipi tsa merero e mengata bakeng sa lits'ebetso tse fapaneng tsa liteishene tsa LNG, lits'ebetso tsa likepe le litanka. liteishene le liteishene tsa ho tlatsa mafura a LNG, hammoho le li-valve tsa khase ea tlhaho (GVUs) tse amanang le lienjineri tse peli tsa mafura likepeng.
Liketsahalong tse boletsoeng ka holimo tsa kopo, li-valve tse koalang li-valve tse peli hangata li sebelisoa ho laola le ho koala mokelikeli o bohareng.Ha ho bapisoa le mefuta e meng e kangli-valve tsa bolo, ba na le mathata a 'maloa:
Phallo coefficient (Cv) e tlase-sena se tla ama khetho ea boholo ba liphaephe tse amehang 'me e tla ba tšitiso e ka thibelang matla a phallo ea sistimi.
· Ho hlokahala ho lokisa li-actuator tsa linear ho etsa mesebetsi ea ho koala le ea ho laola-ha ho bapisoa le li-rotary actuators tse nang le li-rectangular tse sebelisetsoang ho laola le ho sebelisa li-valve tsa bolo le li-valve tse ling tsa rotary, mofuta ona oa thepa o na le mohaho o rarahaneng haholoanyane 'me o theko e boima.Litšenyehelo le ho rarahana ha sebopeho sa sete e felletseng ea li-valve le lisebelisoa tsa actuator li hlahelletse haholo.
· Haeba valve ea ho koala e sebelisoa ho hlokomela ts'ebetso ea ts'ohanyetso ea ho koala e hlokoang ke mekhoa e mengata ea LNG, ho rarahana ho tla ba ho feta.
Bakeng sa lisebelisoa tse nyenyane tsa LNG (SSLNG), mathata a ka holimo a tla bonahala haholoanyane, hobane mekhoa ena e tlameha ho ba e nyenyane, e theko e tlaase, 'me e be le matla a maholo ka ho fetisisa a ho phalla e le ho khutsufatsa potoloho ea ho laela le ho theola.
Phallo ea phallo ea valve ea bolo e phahame ho feta ea valve ea lefats'e ea boholo bo lekanang.Ka mantsoe a mang, li nyane ka boholo ntle le ho ama sekhahla sa phallo.Sena se bolela hore boholo, boima le litšenyehelo tsa tsamaiso eohle ea liphaephe esita le tsamaiso eohle li fokotsehile haholo.Ka nako e ts'oanang, e ka eketsa haholo phaello ea lichelete (ROI) ea mekhoa e amanang le eona.
Ha e le hantle, li-valve tse tloaelehileng tsa cryogenic float ball ke tsela e le 'ngoe, e sa lokelang bakeng sa maemo a boletsoeng ka holimo a hlokang ho tiisoa ha valve ka litsela tse peli.
Tsela e 'ngoe Vs Tsela e 'Meli
Joalokaha ho bontšitsoe setšoantšong sa 1, valve e tloaelehileng ea bolo e phaphametseng bakeng sa maemo a cryogenic e na le lesoba la ho fokotsa khatello ka lehlakoreng le ka holimo la bolo ea valve ho thibela khatello ea ho bokella le ho phahama ha sehare se fetoha mohato.Ha valve e le sebakeng se koetsoeng, khase ea tlhaho e kentsoeng ka har'a sekoti sa 'mele oa valve e tla qala ho fetoha mouoane le ho hola,' me molumo o ka fihla makhetlo a 600 ho feta molumo oa pele ka mor'a hore o atolosoe ka ho feletseng, e leng se ka etsang hore valve e phatlohe. .E le ho thibela boemo bona, li-valve tse ngata tse tloaelehileng tsa bolo ea float li nkile mokhoa oa ho imolla khatello ea holimo.Ka lebaka la sena, li-valve tsa setso tsa bolo li ke ke tsa sebelisoa maemong a hlokang ho tiisoa ka litsela tse peli.
'Me ena ke sethala moo valve ea "cryogenic floatball" ea litsela tse peli e ka bontšang litalenta tsa eona.Phapang pakeng tsa valve ena le valve ea mokhoa o le mong oa cryogenic ke:
· Ha ho na monyetla oa ho bula bolo ea valve ho fokotsa khatello
· E ka koala mokelikeli ka mahlakoreng ka bobeli
· Ha ho na monyetla oa ho bula bolo ea valve ho fokotsa khatello
· E ka koala mokelikeli ka mahlakoreng ka bobeli
Ka har'a valve ea "cryogenic float ball" e mahlakore a mabeli, setulo sa valve se nang le mahlakore a mabeli se nkela sebaka sa ho imolla khatello.Setulo sa li-valve se nang le nako ea selemo se ka lokolla khatello e feteletseng e hlahisoang ke khase ea tlhaho e kentsoeng ka har'a sekoti sa 'mele oa valve, kahoo e thibela valve ho phatloha, joalokaha ho bontšitsoe setšoantšong sa 2.
Ho phaella moo, setulo sa valve se tletseng selemo se thusa ho boloka valve ka torque e tlaase le ho finyella ts'ebetso e bonolo maemong a cryogenic.
Tsela e 'meli ea cryogenic float ball valve e na le lesale la ho tiisa graphite mohato oa bobeli, e le hore valve e be le ts'ebetso ea ts'ireletso ea mollo.Ntle le haeba kotsi e mpe e etsa hore likarolo tsa polymer tsa valve li chese, tiiso ea bobeli e ke ke ea kopana le bohareng.Ha ho hlaha kotsi, tiiso ea boemo ba bobeli e tla finyella mosebetsi oa tšireletso ea tšireletso ea mollo.
Melemo ea li-valve tsa litsela tse peli
Ha ho bapisoa le li-valve tsa li-globe, li-valve tse tsitsitseng le tse holimo-limo, li-valve tse peli tsa cryogenic float ball li na le melemo eohle ea phallo e phahameng ea coefficient ball valve, 'me ha ho na thibelo holim'a tataiso ea mokelikeli le ea ho tiisa.E ka sebelisoa ka mokhoa o sireletsehileng maemong a cryogenic;boholo bo batla bo le bonyenyane mme sebopeho se batla se le bonolo.Sebapali se ts'oanang se boetse se bonolo (ho potoloha ka lehlakoreng le letona) 'me se entsoe ka miniaturized.Melemo ena e bolela hore tsamaiso eohle e nyenyane, e bobebe, ebile e na le litšenyehelo tse ngata.
Ha ho bapisoa le li-valve tsa li-globe, li-valve tse tsitsitseng le tse holimo-limo, li-valve tse peli tsa cryogenic float ball li na le melemo eohle ea phallo e phahameng ea coefficient ball valve, 'me ha ho na thibelo holim'a tataiso ea mokelikeli le ea ho tiisa.E ka sebelisoa ka mokhoa o sireletsehileng maemong a cryogenic;boholo bo batla bo le bonyenyane mme sebopeho se batla se le bonolo.Sebapali se ts'oanang se boetse se bonolo (ho potoloha ka lehlakoreng le letona) 'me se entsoe ka miniaturized.Melemo ena e bolela hore tsamaiso eohle e nyenyane, e bobebe, ebile e na le litšenyehelo tse ngata.
Letlapa la 1 le bapisa li-valve tsa "cryogenic floating ball valve" le li-valve tse ling tse nang le mesebetsi e tšoanang ho latela pono ea tlhokomelo, boholo, boima, boemo ba torque, bothata ba ho laola, le litšenyehelo tse akaretsang, 'me e akaretsa melemo le melemo ea eona ka botlalo.
Haeba setsi se senyenyane sa LNG se senya kopano 'me se amohela li-valve tse peli tsa cryogenic ball, se ka fana ka papali e feletseng ho melemo e ikhethang ea valve ea bolo, ke hore, bophara bo feletseng, tekanyo e phahameng ea phallo le tekanyo e phahameng ea ho ntša liphaephe.Ha re bua hantle, e ka tšehetsa liphaephe tse nyenyane ha e ntse e boloka lebelo le tšoanang la phallo, kahoo e ka fokotsa kakaretso ea molumo, boima le ho rarahana ha tsamaiso, hape e ka fokotsa litšenyehelo tsa tsamaiso ea liphaephe.
Sehlooho se fetileng se hlahisitse melemo ea ho sebelisoa e le valve e koalang.Haeba e sebelisoa e le valve ea ho laola, melemo e tla ba e hlakileng haholoanyane.Haeba ho sebelisoa valve ea rotary ball ea lehlakoreng le letona, ho rarahana ha mochine oa ho iketsetsa li-valve ho tla fokotseha haholo, kahoo e fetohile ntho ea boikhethelo bakeng sa tsamaiso ea cryogenic.
Likahare tsa mantlha tse boletsoeng ka holimo ke mochini o bonolo le o sebetsang oa litsela tse peli oa cryogenic float ball, le "rectangular rotary actuator" e nang le sebopeho se bonolo le katleho e phahameng ea litšenyehelo.
Ka bokhutšoanyane, valve ea "cryogenic float ball" ea litsela tse peli e na le "ts'ebello" ea bohlokoa bakeng sa tsamaiso ea lipeipi tsa cryogenic.Litsing tse nyane tsa LNG, e ka fana ka papali e felletseng molemong oa eona.
Lilemong tse 'maloa tse fetileng, sehlahisoa sena se secha se netefalitsoe lits'ebetsong tse sebetsang, ho paka hore se na le bohlokoa bo botle bakeng sa litšenyehelo tsa morero le ts'ebetso e tšepahalang ea nako e telele ea sistimi.
Nako ea poso: Jun-17-2021