1. Belofo ea serurubele ke eng?
1.1 Selelekela ho li-valve tsa serurubele
Li-valve tsa serurubele li phetha karolo ea bohlokoa tsamaisong ea ho laola mokelikeli. Li-valve tsena li laola phallo ea metsi le likhase liphaepheng. Moqapi o bonolo, karabo e potlakileng le theko e tlaase ea li-valve tsa serurubele li khahleha haholo.
Lisebelisoa tse tloaelehileng tsa li-valve tsa serurubele li koahela libaka tse fapaneng. Hangata mekhoa ea phepelo ea metsi e sebelisa li-valve tsena tsa serurubele. Litsi tsa ho hloekisa metsi a litšila le tsona li itšetlehile ka tsona. Indasteri ea oli le khase e na le tlhokahalo e phahameng ea li-valve tsa serurubele sa tšepe e sa hloekang. Mekhoa ea tšireletso ea mollo le liindasteri tsa lik'hemik'hale le tsona li rua molemo tšebelisong ea tsona. Lisebelisoa tsa ho fehla matla hangata li kenyelletsa li-valve tsa serurubele ts'ebetsong ea tsona.
1.2 Likarolo tsa motheo
Li-valve tsa butterfly li entsoe ka likarolo tse 'maloa tsa bohlokoa. Karolo e 'ngoe le e' ngoe e bohlokoa mosebetsing oa valve.
'Mele oa valve
'Mele oa valve o ka utloisisoa e le khetla e ka ntle ea valve ea serurubele, e bolokang likarolo tse ling kaofela. Karolo ena e kenngoa pakeng tsa li-pipe flanges.
Diski
Diski e sebetsa e le heke ka hare ho valve 'me ke karolo ea ho laola metsi. Karolo ena e potoloha ho laola phallo ea mokelikeli. Ho potoloha ha disc ho etsa qeto ea hore na valve e bulehile kapa e koetsoe.
setulo
Setulo sa valve se behiloe holim'a 'mele oa valve' me se fana ka tiiso bakeng sa disc ea valve sebakeng se koetsoeng. Setulo sa valve se ka etsoa ka lisebelisoa tse fapaneng, tse kang rabara, tšepe, kapa motsoako oa bobeli, ho itšetlehile ka kopo.
Motsoako
Sekhahla sa valve se kopanya disk ho actuator. Karolo ena e fetisetsa motsamao ho disc. Ho potoloha ha stem ho laola ho potoloha ha disc.
Sebapali
Actuator e ka ba bukana ea letsoho (handle kapa worm gear), pneumatic, kapa motlakase, ho latela boemo ba boits'oaro bo hlokahalang.
2. Belofo ea serurubele e etsa'ng? Belofo ea serurubele e sebetsa joang?
2.1 Motsamao oa ho potoloha ha kotara
Li-valve tsa butterfly li sebelisa motsamao oa ho potoloha ha kotara. Ho potoloha disc 90 degrees ho bula kapa ho koala valve. Ena ke karabelo e potlakileng e boletsoeng ka holimo. Ketso ena e bonolo e etsa hore li-valve tsa serurubele e be tse loketseng lits'ebetso tse hlokang ho lokisoa kapele.
Melemo ea ts'ebetso ena e mengata. Moralo o netefatsa ts'ebetso e potlakileng, e leng bohlokoa maemong ao ho hlokahalang ho fetoha khafetsa ha li-valve. Ho kopana ha li-valve tsa serurubele ho boetse ho boloka sebaka le ho fokotsa litšenyehelo tsa ho kenya. U tla fumana li-valve tsena li na le chelete e ngata ebile li bonolo ho li hlokomela.
2.2 Ts'ebetso ea ts'ebetso
Ts'ebetso ea valve ea serurubele e bonolo. U bula valve ka ho fetola actuator ho beha disc e bapileng le tsela ea phallo ea metsi. Boemo bona bo lumella mokelikeli ho feta ka ho hanyetsa ho fokolang. Ho koala valve, o fetola disc perpendicular ho tataiso ea phallo ea metsi, e etsang tiiso le ho thibela ho phalla.
3. Mefuta ea Li-valve tsa Butterfly
Ho na le mefuta e mengata ea li-valve tsa serurubele, e 'ngoe le e' ngoe e etselitsoe lits'ebetso tse ikhethileng le maemo a ho kenya.
3.1 Li-valve tsa Serurubele tse Concentric
Sebopeho sa valve ea serurubele se concentric se bonolo haholo. Diski le setulo li tsamaisana haufi le bohareng ba valve. Setulo sa valve ea serurubele se nang le concentric se entsoe ka thepa ea elastic, kahoo e loketse feela lits'ebetso tsa khatello e tlase. Hangata u bona li-valve tsa serurubele tse shebileng lits'ebetsong tsa phepelo ea metsi.
3.2 Li-valve tsa serurubele tse sa bonahaleng habeli (tse sebetsang hantle haholo).
Li-valve tsa serurubele tse eccentric habeli li sebetsa betere. Sesepa se tlosoa ho tloha bohareng ba valve, ho fokotsa ho roala ho disc le setulo le ho ntlafatsa tiiso. Moqapi ona o loketse khatello e phahameng. Hangata li-valve tsa eccentric tse peli li sebelisoa liindastering tse kang oli le khase.
3.3 Li-valve tsa serurubele tse sa bonahaleng ka makhetlo a mararo
Li-valve tsa serurubele sa eccentric tse tharo li na le bokhoni bo botle ba ho tiisa. Ho ipapisitsoe le valve ea serurubele e habeli, setulo sa setulo se etsa karolo ea boraro, e fokotsang ho kopana le setulo nakong ea ts'ebetso. Moqapi ona o lelefatsa bophelo ba tšebeletso ea valve eohle ea serurubele 'me o tiisa tiiso e tiileng. U tla fumana li-valve tsa eccentric tse tharo lits'ebetsong tse bohlokoa moo ho lutla ha zero ho hlokahalang mochesong o phahameng le likhatello.
4. Likarolo le Melemo ea Li-valve tsa Butterfly
4.1 Likarolo tsa Li-valve tsa Butterfly
Li-valve tsa serurubele lia buleha kapa li koalehe ka mokhoa o bonolo oa 90-degree. Moqapi ona o lumella ho sebetsa ka potlako, ho etsa hore e be se loketseng bakeng sa maemo ao ho hlokahalang hore ho be le liphetoho tse potlakileng. Mochine o etsa bonnete ba hore valve e bula ka ho hanyetsa ho fokolang, ho fana ka taolo e sebetsang ea phallo.
Li-valve tsa butterfly li boetse li fana ka melemo e sa tšoaneng. U tla li fumana li le bonolo ho li sebetsa ka lebaka la litlhoko tsa tsona tse tlase tsa torque. Karolo ena e etsa hore boholo ba actuator le ho kenya li be theko e tlaase. Moqapi o boetse o fokotsa ho apara likarolo tsa li-valve, ho eketsa bophelo ba tšebeletso le ho tšepahala.
Li-valve tse ling, tse kang li-valve tsa heke, hangata li na le marotholi a phahameng a khatello 'me li hloka tlhokomelo e eketsehileng. ’Me u ka ’na ua fumana hore li-valve tsa heke ha li tšoanelehe hakaalo bakeng sa tšebetso e potlakileng le e etsoang khafetsa, e leng ntlha e ’nileng ea boleloa libakeng tse ling. Li-valve tsa serurubele lia ipabola libakeng tsena, e leng se etsang hore e be khetho e tsebahalang bakeng sa liindasteri tse ngata.
4.2 Papiso le li-valve tse ling
Ha u bapisa li-valve tsa serurubele le mefuta e meng ea li-valve, u tla hlokomela liphapang tse seng kae tsa bohlokoa.
4.2.1 Sekoahelo se senyenyane sa maoto
Li-valve tsa serurubele li kopane haholoanyane, li bobebe, 'me li na le bolelele bo bokhutšoane ba sebopeho, kahoo li lekana sebakeng sefe kapa sefe.
4.2.2 Theko e tlaase
Li-valve tsa serurubele li sebelisa lisebelisoa tse fokolang, kahoo theko ea thepa e tala hangata e tlase ho feta li-valve tse ling. 'Me litšenyehelo tsa ho kenya le tsona li tlaase.
4.2.3 Moralo o bobebe
Belofo ea serurubele e bobebe hobane e fana ka mefuta e fapaneng ea likhetho. U ka khetha li-valve tsa serurubele tse entsoeng ka thepa e tšoarellang joalo ka tšepe ea ductile, WCB kapa tšepe e sa hloekang. Lisebelisoa tsena li na le khanyetso e ntle ea kutu. Boemo bo bobebe ba thepa bo boetse bo etsa hore ho be bonolo ho sebetsa le ho kenya.
Moqapi o bobebe o ama haholo ho kenya. Li-valve tsa butterfly li bonolo ho kenya ka lebaka la boholo ba tsona le boima ba tsona bo fokotsehileng. Tšobotsi ena e fokotsa tlhokahalo ea thepa e boima ea ho phahamisa.
4.2.4 Ho boloka litšenyehelo
Li-valve tsa serurubele ke khetho e ntle ka ho fetisisa bakeng sa taolo ea mokelikeli. Sesepa sa serurubele se na le lihlopha tse fokolang tsa ka hare, se hloka lisebelisoa tse fokolang le mosebetsi oa ho hlahisa, 'me se fokolitse litšenyehelo tsa tlhokomelo, e leng se fokotsang litšenyehelo tse akaretsang. U tla fumana hore li-valve tsa serurubele ke khetho ea moruo bakeng sa matsete a pele le ts'ebetso ea nako e telele.
4.2.5 Ho tiisa ka thata
Ho tiisa ka thata ke tšobotsi e ikhethang ea li-valve tsa serurubele. Setiiso se sireletsehileng se boloka botšepehi ba tsamaiso le ho thibela tahlehelo ea mokelikeli.
Diski le setulo li sebetsa 'moho ho theha 0 leakage e phethahetseng. Haholo-holo, li-valve tsa serurubele tse tharo li tiisa hore li-valve li sebetsa ka katleho esita le khatellong e phahameng.
5. Ho feto-fetoha ha li-valve tsa serurubele
Li-valve tsa serurubele li khanya ka lebaka la ho feto-fetoha ha tsona. Li ka fumanoa kae kapa kae moo ho hlokahalang taolo e tšepahalang ea mokelikeli.
Li-valve tsa butterfly li sebeletsa liindasteri tse fapaneng. Litsamaiso tsa phepelo ea metsi, lifeme tsa likhoerekhoere li rua molemo ka ho tšepahala ha tsona. Indasteri ea oli le khase e itšetlehile ka li-valve tsa serurubele ho sebetsana le maro a fapaneng. Lisebelisoa tsa ts'ireletso ea mollo li sebelisa li-valve tsa serurubele bakeng sa karabo e potlakileng. Indasteri ea lik'hemik'hale e li sebelisa ho laola ka nepo lisebelisoa tse kotsi. Lisebelisoa tsa ho fehla matla li itšetlehile ka li-valve tsa serurubele bakeng sa ts'ebetso e bonolo.
Mehlala ena e bontša kamoo li-valve tsa serurubele li khotsofatsang litlhoko tse sa tšoaneng tsa liindasteri tse sa tšoaneng. U ka tšepa li-valve tsa serurubele ho fana ka ts'ebetso e tšepahalang ts'ebelisong efe kapa efe.
6. Melemo ea ho sebelisa li-valve tsa serurubele sa ZFA
6.1 Ho fokotsa litšenyehelo
Molemo oa litšenyehelo oa li-valve tsa serurubele sa ZFA ha o bolele ho fokotsa tšebeliso ea thepa. Ho e-na le hoo, e sebelisa morekisi ea tsitsitseng oa thepa e tala, phihlelo e ruileng ea tlhahiso, le tsamaiso ea tlhahiso e hōlileng tsebong ho fokotsa litšenyehelo tsa basebetsi.
6.2 Melemo ea nako e telele ea lichelete
Lisebelisoa tse sebelisoang ho li-valve tsa serurubele tsa ZFA ke tsa 'nete, li na le li-valve tse teteaneng, litulo tse hloekileng tsa li-valve tsa tlhaho, le lithupa tsa tšepe tse hloekileng. Sena se tiisa bophelo bo bolelele ba tšebeletso mme se fokotsa tlhoko ea ho nchafatsa. Ha e u thuse feela ho fokotsa litlhoko tsa tlhokomelo, empa hape e fokotsa litšenyehelo tse tsoelang pele tsa ts'ebetso.
6.3 Ts'ebeletso e phethahetseng ea kamora thekiso
Baetsi ba li-valve tsa serurubele tsa Zfa ba fana ka nako ea tiisetso ea likhoeli tse 18 (ho qala ka letsatsi la ho romelloa).
6.3.1 Nako ea tiisetso
Lihlahisoa tsa rona tsa li-valve tsa serurubele li natefeloa ke netefatso ea boleng ea likhoeli tse 12 ho tloha ka letsatsi la theko. Nakong ena, haeba sehlahisoa se fumanoa se fosahetse kapa se senyehile ka lebaka la mathata a thepa kapa ts'ebetso ea tlhahiso, tlatsa foromo ea tšebeletso (ho kenyeletsoa nomoro ea invoice, tlhaloso ea bothata le lifoto tse amanang le eona), 'me re tla fana ka litšebeletso tsa mahala kapa tšebeletso e ncha.
6.3.2 Tšehetso ea tekheniki
Re fana ka tšehetso ea tekheniki e hole, ho kenyeletsoa tataiso ea ho kenya lihlahisoa, koetliso ea ts'ebetso le likhothaletso tsa tlhokomelo. Re tla araba ka hare ho lihora tse 24.
6.3.3 Tšebeletso ea setšeng
Maemong a ikhethileng, haeba ts'ehetso ea setšeng e hlokahala, litsebi tsa rona li tla hlophisa leeto kapele kamoo ho ka khonehang.