Hlola ama-valve, obeye aziwe njengoama-valve okuhlolanoma ama-valve okuhlola, asetshenziselwa ukuvimbela ukugeleza emuva kwemidiya epayipini. I-valve yonyawo lokumunca iphampu yamanzi nayo ingeyohlobo lwama-valve okuhlola. Izingxenye zokuvula nokuvala zithembele ekugelezeni nasemandleni e-medium ukuze zivuleke noma zivale zodwa, ukuze kuvinjelwe i-medium ukuthi igeleze emuva. Ama-valve okuhlola angesigaba sama-valve okuzenzakalelayo, asetshenziswa kakhulu kumapayipi lapho i-medium igeleza khona ohlangothini olulodwa, futhi avumela kuphela i-medium ukuthi igeleze ohlangothini olulodwa ukuvimbela izingozi.
Ngokwesakhiwo, i-valve yokuhlola ingahlukaniswa ngezinhlobo ezintathu: i-valve yokuhlola yokuphakamisa,ivalvu yokuhlola ukujikafuthiivalvu yokuhlola uvemvaneAmavalvu okuhlola okuphakamisa angahlukaniswa ngamavalvu okuhlola aqondile kanye namavalvu okuhlola avundlile.
Kunezinhlobo ezintathu ze-amavalvu okuhlola ukujika: amavalvu okuhlola ane-lobe eyodwa, amavalvu okuhlola ane-double-flap kanye namavalvu okuhlola ane-multi-flap.
I-valve yokuhlola i-butterfly iyi-valve yokuhlola eqondile, futhi ama-valve okuhlola angenhla angahlukaniswa ngezinhlobo ezintathu: i-valve yokuhlola uxhumano olunezintambo, i-valve yokuhlola uxhumano lwe-flange kanye ne-valve yokuhlola ehlanganisiwe.
Kufanele kuqashelwe izinto ezilandelayo lapho kufakwa ama-check valve:
1. Ungazenziivalvu yokuhlolathwala isisindo epayipini, futhi ivalvu enkulu yokuhlola kufanele isekelwe ngokuzimela ukuze ingathinteki yingcindezi ekhiqizwa yipayipi.
2. Ngesikhathi sokufakwa, naka isiqondiso sokugeleza okuphakathi kufanele sihambisane nesiqondiso somcibisholo ovotelwe umzimba wevalvu.
3. Ivalvu yokuhlola i-flap ephakanyisiwe eqondile kufanele ifakwe epayipini eliqondile.
4. I-valve yokuhlola i-flap evundlile ephakamisayo kufanele ifakwe epayipini elivundlile. Iyini i-valve yokuhlola evundlile? Ama-valve okuhlola avundlile asetshenziswa kabanzi ezinhlelweni lapho kudingeka khona ukuvimbela ukugeleza emuva kwemidiya, njengokuphuma kwepompo, ukuphela kokugcwalisa amanzi ashisayo, kanye nokuphela kokudonsa kwepompo ye-centrifugal. Umsebenzi wayo ukuvimbela imiphumela engase ivele ekugelezeni emuva kwe-medium, isibonelo, uma ukuphuma kwepompo kungenalo i-valve yokuhlola evundlile, amanzi okubuya ngesivinini esikhulu azobangela umthelela omkhulu ku-impeller yepompo lapho ipompo ima ngokuzumayo; Uma i-valve yokuhlola evundlile (i-valve yezinyawo) ingafakwanga ekugcineni kokudonsa kwepompo ye-centrifugal, ipompo idinga ukugcwaliswa njalo lapho ipompo ivuliwe.
Imibuzo eyengeziwe, ungaxhumana ne-TWS VALVE ekhiqiza ngeposiivalvu yebhabhathane ehlala ithule, ivalvu yesango, ivalvu yokuhlola, i-Y-strainer, njll.
Isikhathi sokuthunyelwe: Novemba-21-2024
