Lihlahisoa
Pneumatic Actuator Control Globe Valve
✧ Tlhaloso
Pneumatic control globe valve eo hape e tsejoang ka hore ke pneumatic cut-off valve, ke mofuta oa actuator tsamaisong ea othomathiki, e nang le mochini o etsang lifilimi oa pneumatic oa li-multi-spring pneumatic actuator kapa floating piston actuator le valve e laolang, e amohelang lets'oao la sesebelisoa se laolang, se laolang ho khaola. , ho hokela kapa ho fapoha ha mokelikeli phaepheng ea tšebetso.E na le litšobotsi tsa sebopeho se bonolo, karabelo e hlokolosi le ketso e tšepahalang.E ka sebelisoa haholo indastering ea peterole, indastering ea lik'hemik'hale, metallurgy le makaleng a mang a tlhahiso ea indasteri.Mohloli oa moea oa valve ea pneumatic cut-off o hloka moea o hloekisitsoeng, 'me sebaka se phallang ka' mele oa valve ha sea lokela ho ba le litšila le likaroloana tsa metsi le khase.
Silinda ea valve ea pneumatic globe ke sehlahisoa se stereotyped, se ka aroloa ka ketso e le 'ngoe le ketso e habeli ho latela mokhoa oa ketso.Sehlahisoa se sebetsang se le seng se na le "cylinder spring" ea reset, e nang le ts'ebetso e ikemetseng ea ho lahleheloa ke moea, ke hore, ha cylinder piston (kapa diaphragm) e le tlas'a ketso ea selemo, molamu oa cylinder push o khutlisetsoa qalong. boemo ba silindara (boemo ba pele ba setorouku).Silinda e sebetsang ka makhetlo a mabeli ha e na selemo sa ho khutla, 'me tsoelo-pele le ho khutlela morao ha molamu o sutumetsang ho tlameha ho itšetleha ka sebaka sa ho kena le ho tsoa ha mohloli oa moea oa cylinder.Ha mohloli oa moea o kena ka kamoreng e ka holimo ea piston, molamu o sutumetsang o theohela tlaase.Ha mohloli oa moea o kena ka lehare le ka tlaase la piston, molamu o sutumetsang o nyolohela holimo.Hobane ha ho na selemo se setang bocha, silinda e sebetsang habeli e na le ts'ebetso e fetang ea cylinder e le 'ngoe e nang le bophara bo le bong, empa ha e na ts'ebetso ea ho seta bocha.Ho hlakile hore maemo a fapaneng a ho ja a etsa hore putter e tsamaee ka litsela tse fapaneng.Ha sebaka se kenang moeeng se le mokokotlong o ka morao oa molamu o sutumetsang, ho kenngoa ha moea ho etsa hore molamu o sutumetsang o tsoele pele, ka tsela ena e bitsoa "positive cylinder".Ho fapana le hoo, ha boemo ba moea bo kenang ka lehlakoreng le le leng la molamu o sutumetsang, moea o kenang o etsa hore molamu o sutumelle morao, o bitsoang reaction cylinder.Pneumatic globe valve hobane tlhokahalo e akaretsang ea ho lahleheloa ke ts'ebetso ea ts'ireletso ea moea, hangata e sebelisa silinda e le 'ngoe e sebetsang.
✧ Parameters ea Pneumatic Actuator Control Globe Valve
| Sehlahisoa | Pneumatic Actuator Control Globe Valve |
| Bophara ba lebitso | NPS 1/2”.1”, 1 1/4”, 1 1/2”, 2”, 3”, 4”, 6”, 8” , 10” , 12” , 14”, 16”, 18”, 20” 24”, 28", 32", 36", 40", 48" |
| Bophara ba lebitso | Sehlopha sa 150LB, 300LB, 600LB, 900LB, 1500LB, 2500LB. |
| Qetella Khokahano | Flanged (RF, RTJ, FF), e cheselitsoeng. |
| Tshebetso | Pneumatic Actuator |
| Lisebelisoa | A216 WCB, WC6, WC9, A352 LCB, A351 CF8, CF8M, CF3, CF3M, A995 4A, A995 5A, A995 6A, Alloy 20, Monel, Inconel, Hastelloy, Aluminium Bronze le tse ling tse khethehileng. A105, LF2, F5, F11, F22, A182 F304 (L), F316 (L), F347, F321, F51, Alloy 20, Monel, Inconel, Hastelloy |
| Sebopeho | Outside Screw & Yoke (OS&Y), kutu e phahamang, Bolted Bonnet kapa Pressure Seal Bonnet |
| Moqapi le Moetsi | BS 1873, API 623 |
| Sefahleho le Sefahleho | ASME B16.10 |
| Qetella Khokahano | ASME B16.5 (RF & RTJ) |
| ASME B16.25 (BW) | |
| Tlhahlobo le Tlhahlobo | API 598 |
| Tse ding | NACE MR-0175, NACE MR-0103, ISO 15848, API624 |
| E fumaneha hape ka | PT, UT, RT, MT. |
✧ Likarolo tsa Pneumatic Actuator Control Globe Valve
1. Sebopeho sa 'mele oa valve se na le setulo se le seng, letsoho, setulo se habeli (tse peli tse tharo) mefuta e meraro, mefuta e meraro ea ho tiisa e na le mefuta e mene ea tiiso, le li-bellows li na le mefuta e' meli, sehlahisoa sa mofuta oa khatello ea maikutlo PN10, 16, 40, 64 mefuta e mene, mefuta e fapaneng ea caliber DN20 ~ 200mm.Mocheso o sebetsang oa mokelikeli ho tloha -60 ho isa ho 450 ℃.Boemo ba ho lutla ke sehlopha sa IV kapa Sehlopha sa VI.Tšobotsi ea ho phalla e buleha ka potlako;
2. mochine oa li-multi-spring le mochine oa ho lokisa o kopantsoe le litšiea tse tharo, bophahamo bohle bo ka fokotsoa ka hoo e ka bang 30%, 'me boima bo ka fokotsoa ka hoo e ka bang 30%;
3. 'mele oa li-valve o entsoe ho ea ka molao-motheo oa mechine ea mokelikeli ka har'a mocha o tlaase oa ho hanyetsa phallo, tekanyo ea phallo e lekantsoeng e eketsehile ka 30%;
4. karolo ea ho tiisa ea likarolo tse ka hare tsa valve e na le mefuta e 'meli ea tiiso e thata le e bonolo, mofuta o thata bakeng sa carbide e entsoeng ka holim'a samente, mofuta o bonolo oa tiiso bakeng sa thepa e bonolo, ts'ebetso e ntle ea ho tiisa ha e koetsoe;
5. li-valve tse leka-lekaneng, li ntlafatsa phapang e amohelehang ea khatello ea valve e khaotsoeng;
6. The bellows seal e etsa tiiso e feletseng holim'a kutu ea valve e tsamaeang, e thibela monyetla oa ho lutla ha seaplane;
7, piston actuator, matla a maholo a sebetsang, tšebeliso ea phapang e kholo ea khatello.
✧ Melemo ea Pneumatic Actuator Control Globe Valve
Nakong ea ho bula le ho koala valve ea tšepe e entsoeng ka tšepe e entsoeng ka tšepe, hobane khohlano pakeng tsa disc le bokaholimo ba tiiso ea 'mele oa valve e nyane ho feta ea valve ea heke, ha e sebetse.
Leqeba la ho bula kapa le koalang la kutu ea valve e batla e le khuts'oane, 'me e na le ts'ebetso e ka tšeptjoang haholo ea ho khaola,' me hobane phetoho ea boema-kepe ba setulo sa valve e lekana le ho otla ha valve disc, e loketse haholo bakeng sa tokiso. ea sekhahla sa phallo.Ka hona, mofuta ona oa valve o loketse haholo bakeng sa ho khaola kapa ho laola le ho thothomela.
✧ Tšebeletso ea ka mor'a ho rekisoa
Joaloka setsebi sa Pneumatic Actuator Control Gate Valve le morekisi kantle ho naha, re ts'episa ho fa bareki ts'ebeletso ea boleng bo holimo kamora thekiso, ho kenyelletsa le tse latelang:
1.Fana ka tataiso ea tšebeliso ea sehlahisoa le litlhahiso tsa tlhokomelo.
2.Bakeng sa ho hloleha ho bakoang ke mathata a boleng ba sehlahisoa, re tšepisa ho fana ka tšehetso ea tekheniki le ho rarolla mathata ka nako e khuts'oane ka ho fetisisa.
3.Ntle le tšenyo e bakiloeng ke tšebeliso e tloaelehileng, re fana ka litšebeletso tsa mahala tsa ho lokisa le ho nkela sebaka.
4.Re tšepisa ho arabela ka potlako litlhoko tsa tšebeletso ea bareki nakong ea tiiso ea sehlahisoa.
5. Re fana ka ts'ehetso ea nako e telele ea tekheniki, lipuisano tsa marang-rang le litšebeletso tsa koetliso.Sepheo sa rona ke ho fa bareki phihlelo e ntle ka ho fetisisa ea tšebeletso le ho etsa hore phihlelo ea bareki e be monate le ho ba bonolo.
