Molao-motheo oa ho sebetsa oa valve ea serurubele

molao-motheo oa ho sebetsa
A valafo ea serurubeleke mofuta oa valve e fetolang phallo ea seaplane ka ho se bula kapa ho se koala ka ho retelehela morao le morao ka likhato tse ka bang 90. Ntle le moralo oa eona o bonolo, boholo bo bonyenyane, boima bo bobebe, tšebeliso e tlase ea thepa, ho e kenya habonolo, torque e tlase e khannang, le ts'ebetso e potlakileng,valafo ea serurubelee boetse e sebetsa hantle mabapi le taolo ea phallo ha ka nako e ts'oanang e na le litšobotsi tse ntle tsa ho koala le ho koala. e 'ngoe ea mefuta e potlakileng ka ho fetisisa ea valve. Tšebeliso eali-valve tsa serurubeleho tloaelehile.

Tšebeliso ea eona e tsoela pele ho fapana le ho eketseha, 'me e fetohela mochesong o phahameng, khatello e phahameng, bophara bo boholo, ho koala ho phahameng, bophelo bo bolelele, litšobotsi tse ikhethang tsa tokiso, le mesebetsi e mengata ea valve. Hona joale e na le boemo bo phahameng ba ho tšepahala le litšobotsi tse ling tsa ts'ebetso.

Tshebetso ya di-valve tsa serurubele e ntlafetse ka lebaka la tshebediso ya rabara ya maiketsetso e hanelang dikhemikhale. Kaha rabara ya maiketsetso e na le boleng ba ho hanyetsa mafome, ho hanyetsa kgoholeho ya mobu, boholo bo tsitsitseng, ho mamella hantle, bonolo ba ho bopa, le theko e tlase, rabara ya maiketsetso e nang le thepa e fapaneng e ka kgethwa ho ya ka ditlhoko tse fapaneng tsa tshebediso ho kgotsofatsa maemo a tshebetso a di-valve tsa serurubele.

Kaha polytetrafluoroethylene (PTFE) e na le khanyetso e matla khahlanong le mafome, ts'ebetso e tsitsitseng, khanyetso ea botsofali, coefficient e tlase ea khohlano, bonolo ba ho bopa, le botsitso ba boholo, ts'ebetso ea eona ka kakaretso e ka ntlafatsoa ka ho tlatsa le ho eketsa lisebelisoa tse loketseng ho fihlela matla le khohlano e betere. Rabara ea maiketsetso e na le mefokolo e meng, empa lisebelisoa tsa ho tiisa valve ea serurubele tse nang le coefficient e tlase lia li potoloha. E le ho ntlafatsa ts'ebetso ea li-valve tsa serurubele, lisebelisoa tse phahameng tsa polymer tsa limolek'hule, tse kang polytetrafluoroethylene, le lisebelisoa tsa tsona tse fetotsoeng tsa ho tlatsa li se li sebelisitsoe haholo. Hona joale e ntlafalitsoe, 'me valve ea serurubele e hlahisitsoe ka mocheso o moholo le khatello, ts'ebetso e tšepahalang ea ho tiisa, le bophelo bo bolelele ba thuso.

Li-valve tsa serurubele tse koetsoeng ka tšepe li tsoetse pele haholo ho phethahatsa litlhoko tsa lits'ebetso tsa indasteri tse kang mocheso o phahameng le o tlase, khoholeho e matla, le bophelo bo bolelele. Li-valve tsa serurubele tse koetsoeng ka tšepe li sebelisitsoe haholo masimong a indasteri tse kang mocheso o phahameng le o tlase, khoholeho e matla, le bophelo bo bolelele ka lebaka la ts'ebeliso ea khanyetso ea mocheso o phahameng, khanyetso ea mocheso o tlase, khanyetso e matla ea mafome, khanyetso e matla ea khoholeho, le thepa ea motsoako o matla. E le ho ntšetsa pele theknoloji ea li-valve tsa serurubele, bophara bo boholo (9–750mm), khatello e phahameng (42.0MPa), le mocheso o pharaletseng (-196–606°C) li-valve tsa serurubele li ile tsa hlaha pele.

Valve ea serurubele e na le khanyetso e nyane ea phallo ha e butsoe ka botlalo. Livalve tsa serurubele li sebelisoa khafetsa lefapheng la taolo ea bophara bo boholo hobane li khona ho laola phallo ka bonolo libakeng tse pakeng tsa 15° le 70°.

Bongata ba di-valve tsa serurubele di ka sebediswa ka metjhini e nang le dikarolwana tse tiileng tse leketlileng kaha poleiti ya serurubele e tsamaya ka motsamao wa ho hlakola. E ka boela ya sebediswa bakeng sa metjhini e nang le di-granular le phofo, ho itshetlehile ka matla a sekwahelo.

Li-valve tsa serurubele li molemo bakeng sa ho laola phallo. Ha u khetha valve ea serurubele, ho bohlokoa ho nahana ka botlalo ka tšusumetso ea tahlehelo ea khatello tsamaisong ea liphaephe hammoho le matla a poleiti ea serurubele ho mamella khatello ea sebaka sa liphaephe ha se koetsoe hobane tahlehelo ea khatello ea valve ea serurubele ka phaepheng e kholo haholo, e ka bang makhetlo a mararo ho feta valve ea heke. Mocheso o sebetsang oa thepa ea setulo sa elastic mochesong o phahameng le oona o lokela ho nahanoa.

Valve ea serurubele e na le sebopeho se sekhutšoanyane le bophahamo bo tlase ka kakaretso. E buleha le ho koala kapele 'me e na le litšobotsi tse ntle tsa taolo ea mokelikeli. Ho etsa li-valve tse bophara bo boholo ho loketse haholo moralo oa sebopeho sa valve ea serurubele. Mohato oa bohlokoa ka ho fetisisa oa ho khetha valve ea serurubele e tla sebetsa hantle le ka katleho ha e sebelisoa ho laola phallo ke ho khetha mofuta le litlhaloso tse nepahetseng.

Hangata li-valve tsa serurubele li eletsoa hore li sebelisoe ho throttling, taolo e laolang, le mecha ea seretse moo bolelele bo bokhutšoanyane ba sebopeho, lebelo le potlakileng la ho bula le ho koala, le ho khaola khatello e tlase (phapang e nyane ea khatello) li hlokahalang. Li-valve tsa serurubele li ka sebelisoa ka mecha ea ho hula, liteishene tse bophara bo fokotsehileng, lerata le tlase, ho hema le ho ntša mouoane, ho lutla ho honyenyane ha sepakapaka, le ho lokisa maemo a mabeli. Ho lokisa throttle ha ho sebetsa tlas'a maemo a sa tloaelehang, joalo ka ha ho koaloa ka thata, ho senyeha ho feteletseng, mocheso o tlase haholo, jj.


Nako ea poso: Pherekhong-12-2023

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