Cov txheej txheem:
Video: Puas yog daim tshev valve zoo ib yam li kev tiv thaiv rov qab?
2024 Tus sau: Michael Samuels | [email protected]. Kawg hloov kho: 2023-12-16 01:44
A backflow tiv thaiv tiv thaiv koj cov dej haus. A kos lub valve tswj ntws tab sis nws tsis yog kiag li.
Ntxiv mus, dab tsi yog qhov txawv ntawm ob daim tshev valve thiab lub backflow tiv thaiv?
Qhov tseem ceeb tshaj plaws kom tshem tawm ntawm qhov no yog ob qho tib si rov qab Kev tiv thaiv cov cuab yeej ua haujlwm zoo ib yam thaum lawv ua haujlwm zoo, tab sis tsuas yog RPZ yog tsim los tiv thaiv cov dej hauv pej xeem los ntawm kev pov tseg cov dej ntws rov qab yog tias muaj ib qho xyuas li qub los yog kev nplij siab valve ua tsis tiav.
Tsis tas li ntawd, qhov kev tiv thaiv backflow zoo li cas? Kos ob zaug backflow preventers suav nrog ob daim tshev ntsuas, plaub qhov chaw nres nkoj sim, thiab ob qhov kaw thiab feem ntau pom nyob hauv cov thawv ntsuab hauv lub thawv dej hauv av. Cov no kuj qee zaum tau teeb tsa hauv qhov chaw nkag, chaw nres tsheb, thiab hauv qab daus tsis tiav.
Zoo sib xws, qhov sib txawv ntawm lub tshev valve thiab lub valve tsis rov qab yog dab tsi?
A tsis yog - rov valve tso cai rau cov dej ntws nyob rau hauv tsuas yog ib qho kev taw qhia xwb. A kos lub valve kuj tso cai ntws nyob rau hauv ib qho kev taw qhia thiab cia li tiv thaiv backflow thaum muaj kua hauv kab rov qab kev taw qhia. Feem ntau yog xyuas li qub tau tsim los rau qhov tshwj xeeb tawg tawg.
Dab tsi yog plaub hom kev tiv thaiv backflow?
Ntawm no yog ib daim ntawv teev npe me me ntawm ob peb lub npe nrov nrog cov lus piav qhia ntxaws
- Atmospheric nqus tsev vacuum. Nov yog lub cuab yeej zoo li lub luj tshib khoov ntawm 90 degree lub kaum ntse ntse.
- Chemigation Valve. Hom valve no yog siv rau thaj chaw ua liaj ua teb.
- Hydrostatic Loop.
- Ob Chav Kos Valve.
- Txo Cov Cuab Yeej Siv Hluav Taws Xob.
- Cua Gap.
Pom zoo:
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