Moetsi oa fektheri oa China Moetsi oa feme ea boleng bo holimo oa Indasteri ea throttling globe
Throttling globe valve ke eng?
Li-valve tsa globe ke li-valve tse koalang fatše tse sebelisoang ho qala, ho emisa kapa ho laola phallo ho sebelisa setho sa ho koala se bitsoang disc.Setulo sa valve ea globe se bohareng ba 'me se tsamaisana le phala,' me sebaka sa setulo se koetsoe ka disc kapa plug. The globe valve disc e ka koala ka ho feletseng tsela ea phallo kapa e ka tlosoa ka ho feletseng.Sebaka sa ho bula setulo se fetoha ka ho lekana le leeto la disc le loketseng mesebetsi e amanang le taolo ea phallo.Li-valve tsa globe li loketse haholo 'me li sebelisoa haholo ho laola kapa ho emisa ho phalla ha mokelikeli kapa khase ka phala bakeng sa ho phunya le ho laola phallo ea mokelikeli 'me hangata li sebelisoa liphaepheng tse nyane tsa boholo.
Valve ea lefats'e ea throttling ke e 'ngoe ea tse ratoang ka ho fetisisa moralo oa li-valve tsa globe, bakeng sa US le tsamaiso ea API. bophara ba ka hare, lisebelisoa, sefahleho le sefahleho, botenya ba lebota, mocheso oa khatello, li hlalosoa ke ASME B16.34.
Ho phaella moo, ho itšetlehile ka moralo oa setulo le disc, mojaro oa litulo oaValve ea lefats'e ea throttlinge ka laoloa hantle ke kutu e sehiloeng.Bokhoni ba tiiso eaValve ea lefats'e ea throttlinge phahame haholo.Li ka sebelisoa bakeng sa mosebetsi oa ho tlohela mosebetsiValve ea lefats'e ea throttlingli loketse haeba valve e tlameha ho buloa le ho koaloa khafetsa.Kahoo, li-valve tsa lefats'e li ka sebelisoa bakeng sa mesebetsi e mengata e fapaneng.
theValve ea lefats'e ea throttlinge ka sebelisoa bakeng sa merero ea throttling hape.Mekhatlo e mengata ea li-valve e lutseng e le 'ngoe e sebelisa cage kapa kaho ea mokhoa oa ho boloka ho boloka setulo, ho fana ka tataiso ea li-valve plug, le ho fana ka mokhoa oa ho theha litšobotsi tse itseng tsa phallo ea valve.e ka boela ea fetoloa habonolo ka phetoho ea likarolo tsa trim ho fetola sebopeho sa phallo kapa ho fana ka matla a fokotsehilengho phalla, ho fokotsa lerata, kapa ho fokotsa kapa ho felisoa ha cavitation.
Karolo e ka sehloohong ea valve ea Throttling globe
- 1).Bokhoni bo botle ba ho tiisa
- 2)) Sebaka se sekhutšoanyane sa ho tsamaea sa disk (stroke) pakeng tsa libaka tse bulehileng le tse koetsoeng,Li-valve tsa ASME tsa lefats'eli loketse haeba valve e tlameha ho buloa le ho koaloa khafetsa;
- 3).The ASME globe valve e ka sebelisoa e le valve ea ho emisa-check ka ho fetola moralo hanyenyane.
- 4).Tmona ho na le mefuta e mengata ea bokhoni joalo ka ha e fumaneha ho tee, Wye, le mekhoa ea 'mele oa angle.
- 5).Ho bonolo ho etsa Machining le ho nchafatsa litulo, ka merero e fapaneng.
Litlhaloso tsa tekheniki tsa Throttling globe valve
| Moralo le Tlhahiso | BS1873/ASME B16.34 |
| NPS | 2"-30" |
| Boemo ba khatello(Sehlopha) | Sehlopha sa150-Class4500 |
| Sefahleho le sefahleho | ANSI B16.10 |
| Boemo ba Flange | AMSE B16.5 |
| Butt weld dimension | ASME B16.25 |
| Litekanyo tsa Mocheso oa Khatello | ASME B16.34 |
| Tlhahlobo le tlhahlobo | API598 |
| Bdoy | Tšepe ea carbon, Stainless steel, Alloy steel |
| Setulo | tšepe e sa hloekang, tšepe ea alloy, ho roala ha Stellite. |
| Tshebetso | handwheel, gear manual, actuator motlakase, pneumatic actuator |
| Mohlala oa 'mele | Paterone e tloaelehileng (T-pattern kapa Z-type), Angle pattern, Y pattern |
Tloaelehileng Trim Material ho API 600
| Fokotsa Khoutu | Setulo Ring Surface Karolo ea 2 | Karolo ea 3 ea Wedge Surface | Motsoako Karolo ea No.4 | Setulo se ka morao Karolo ea 9 |
| 1 | F6 | F6 | F6 | F6 |
| 2 | F304 | F304 | F304 | F304 |
| 5 | Stellite | Stellite | F6 | F6 |
| 8 | Stellite | F6 | F6 | F6 |
| 9 | Monel | Monel | Monel | Monel |
| 10 | F316 | F316 | F316 | F316 |
| 13 | Motsoako oa 20 | Motsoako oa 20 | Motsoako oa 20 | Motsoako oa 20 |
Lihlahisoa li bonts'a: Valofo ea lefats'e ea throttling
Tšebeliso ea valve ea lefats'e ea Throttling
ASME Globe Valvee sebelisoa haholo mefuteng e mengata ea litšebeletso;ka bobeli khatello e tlase le lits'ebeletso tsa mokelikeli o phahameng oa khatello.Lisebelisoa tse tloaelehileng tsa li-valve tsa lefats'e ke:
- 1) E etselitsoe lipeipi tse timang khafetsa, kapa tse thetsang mokelikeli le sebaka se nang le khase
- 2). Mekelikeli:Metsi, mouoane, moea, oli e tala le lihlahisoa tsa peterole, khase ea tlhaho, condensate ea khase, tharollo ea theknoloji, oksijene, metsi le likhase tse se nang mabifi.
- 3).Sistimi ea metsi a pholileng e hlokang taolo ea phallo.
- 4).Sisteme ea oli ea mafura e hloka ho thibela ho lutla.
- 5).Litsamaiso tsa ho laola li-valve bypass.
- 6).Li-vents tse phahameng le li-drain tse tlase.
