Valve ea Sefefo sa Mofuta oa Angle ke Eng

Sengoloa sena se tla hlahloba sebopeho, mosebetsi, ts'ebeliso le bohlokoa ba indasteri ea Li-valve tsa Sefefo sa Mofuta oa Angle, se fe baetsi ba likepe, baenjiniere le basebetsi kutloisiso e felletseng ea valve ena e khethehileng ea leoatleng.

Valve ea Sefefo sa Mofuta oa Angle ke Eng?

An Mofuta oa Sefefo sa Mofuta oa Angleke valve e kopantsoeng ea sehlopha sa leoatle e kopanyang valve ea ho hlahloba le valve ea ho koala ka letsoho 'meleng o le mong o moqotetsane oa likhato tse 90. E etselitsoe ho kenngoa ka har'a mela ea ho ntša metsi ka holim'a sekepe—hangata e amanang le likhoerekhoere, li-bilge, kapa litsamaiso tsa ho ntša metsi—ho netefatsa hore metsi a phalla ka tsela e le 'ngoe ho tloha sekepeng ho ea leoatleng, ha ka nako e ts'oanang e thibela metsi a leoatle ho khutlela sekepeng tlas'a khatello ea mokokotlo kapa maoatle a phahameng.

Moralo o ikhethang oa valve o netefatsa ts'ebetso e sireletsehileng maemong a thata a leoatle 'me o nolofalletsa ho itšehla thajana ka letsoho kapele ha ho hlokahala, e leng se etsang hore e be karolo ea bohlokoa ea sistimi ea thibelo ea likhohola ea sekepe.

Molao-motheo oa Kaho le oa Mosebetsi

1. 'Mele o Angular (Mofuta oa 90°)

'Mele oa valve o entsoe ka sekhutlo sa likhato tse 90, o lumella liphetoho tse sebetsang tsa tataiso ea mokelikeli le ho o etsa hore o be o loketseng bakeng sa ho kenngoa libakeng tse otlolohileng kapa tse thata tsa liphaephe, joalo ka tlas'a li-deck kapa haufi le libaka tse kenellang tsa khetla.

2. Valve e Kopaneng ea ho Hlahloba

Karolong e ka hare ea valve ho na le diski e nang le selemo kapa e thusoang ke matla a khoheli e sebetsang e le valave e sa khutleng. Disk ena e buleha ka bo eona ha mokelikeli o phalla ho tloha sekepeng ho ea leoatleng 'me e koala ka thata haeba khatello ea kantle e leka ho qobella metsi a leoatle ho kena.

3. Mokhoa oa ho tima ka letsoho

Lebili la letsoho kapa lever le dumella ho sebediswa ha valve ka letsoho ho thibela phallo ka botlalo, ho nolofalletsa tlhokomelo, ho kwalwa ha tshohanyetso, kapa ho nkelwa sebaka ha mosebetsi wa ho hlahloba ka letsoho.

4. Likhetho tsa ho Tiisa le tsa Litulo

Li-valve tsa sefefo li fumaneha ka litulo tse tlohang ho tšepe ho ea ho tšepe kapa tse bonolo (rabara kapa elastomeric), ho latela ts'ebeliso le ho tiea ho lakatsehang ha tiiso.

Mesebetsi ea Bohlokoa le Melemo

Likopo tse Tloaelehileng Likepeng

• ①Mekhoa ea metsi a matšo (matlwana a ho hlapela, likhoerekhoere)

• ②Mekhoa ea metsi e putsoa (lishaoara, lisinki, liphaephe tsa metsi)

• ③Ho ntša metsi a mangata

• ④ Li-drainage le scupper drainage

• ⑤Liphaephe tsa ho ntša metsi ka holim'a boto

• ⑥Mela ea ho ntša metsi a hloekileng

• ⑦Metsi a metsi a tanka haufi le khetla ea sekepe

Tlhokomelo le Tlhahlobo

• ①Hlahloba disiki le dibaka tsa ho kwala nako le nako bakeng sa ho tsofala kapa ho senyeha.

• ②Tlotsa likarolo tse tsamaeang le likhoele tsa mokhoa o sebetsang ka letsoho.

• ③Hlahloba hore na valve ea ho hlahloba e bulehile/e koetsoe hantle nakong ea ho ntša metsi ka tloaelo.

• ④Potoloha valve ka letsoho nako le nako ho qoba ho tshwarwa ke lefu.

• ⑤ Kenya ditiiso sebakeng sa tsona haeba di-valve tse bonolo di bontsha matshwao a ho dutla.

Ho latela Maemo a Leoatle

• ①DNV (Norway)

• ②ABS (United States)

• ③LR (United Kingdom)

• ④CCS (Chaena)

• ⑤BV (Fora)

• ⑥RINA (Italy)

• ⑦KR (Korea)

Lisebelisoa le Boholo

• ①Boronse – e hanela mafome mme e sebediswa haholo ditsamaisong tsa metsi a lewatle.

• ②Tšepe e entsoeng ka tšepe kapa tšepe e ductile - e theko e tlaase ebile e tiile.

• ③Tšepe e sa ruseng – e loketse libaka tse nang le mafome a mangata kapa ho ntšoa ha lik'hemik'hale.

Boholo bo tloaelehileng hangata bo tloha ho DN40 ho isa ho DN250, empa boholo bo boholo bo ka fetoloa ho latela moralo oa liphaephe tsa sekepe.

Malebela a Khetho

• ①Sesebelisoa sa ho ntsha metsi (likhoerekhoere, metsi a litšila, metsi a bohlooho)

• ②Tlhophiso ea liphaephe le lithibelo tsa sebaka

• ③Lisetifikeiti tse hlokahalang bakeng sa tumello ea mokhatlo oa lihlopha

• ④Thepa ea setulo sa li-valve (tšepe kapa e bonolo)

• ⑤Phihlello ea ts'ebetso ea letsoho

• ⑥Litlhoko tsa ho hanyetsa ts'enyeho