Txoj moo

Dab tsi yog cov ntsiab lus tseem ceeb rau kev xaiv cov li qub

Kev xaiv ntawmSaib xyuas li qubYuav tsum muaj kev txiav txim siab ntawm ntau yam los ua kom ruaj khov thiab ua haujlwm kom muaj kev tiv thaiv raws li cov kev ua haujlwm hauv nruab nrab. Hauv qab no yog cov ntsiab lus tseem ceeb:


Nyob rau hauv cov nqe lus ntawm cov yam ntxwv nruab nrab, hom nruab nrab yuav tsum tau raug xaiv rau cov roj tsheb kom haum rau roj av, xws li teb li qub; Cov xov xwm ua haujlwm tuaj yeem raug xaiv los ntawm kev ntsuas hom nyob rau hauv cov haujlwm ua haujlwm zoo; Lub kaw pa hluav taws xob yuav tsum txiav txim siab nws txoj kev ua siab ntev rau chav sov thiab condensate tawm, thiab diaphragm hom yog qee zaum zoo dua. Yog hais tias qhov nruab nrab yog corrosive, xws li kua qaub lossis cov kua qaub, xyuas cov khoom siv ua los ntawm cov khoom siv corrosion-resistant cov ntaub ntawv yuav tsum raug xaiv. Valve discs rau cov khoom siv acid muaj zog tuaj yeem ua tau los ntawm polytetrrafluoroethylene, thiab stainless hlau yuav tsum tau xaiv rau ntsev uas muaj cov dej hiav txwv. Lub viscosity siab cuam tshuam rau qhov hloov tau ntawm check valve qhib thiab kaw. Rau cov kua nrog cov viscosity siab, zam kev xaiv txoj kev nqa khoom nrog cov kev lom zem tsis kam, thiab xav txog hom qeeb lossis npauj npaim hom. Rau kev tshaj tawm cov khoom siv muaj cov khoom siv, kuaj xyuas li qub nrog cov ris zoo hnav yuav tsum tau xaiv. Valve discs thiab rooj tog rau cov kav dej xws li mine tso dej tuaj yeem ua los ntawm cov khoom siv nyuaj, lossis cov khoom tsim tshwj xeeb yog xaiv.


Nyob rau hauv cov nqe lus ntawm cov haujlwm tsis ua haujlwm, xaiv aKos ValveNrog rau qhov haum nominal siab (pn) raws li cov kev ua haujlwm siab ntawm cov raj xa hluav taws xob. Cov nominal siab yuav tsum muaj ntau dua qhov ua haujlwm siab tshaj plaws thiab tawm ntawm lub npoo kev nyab xeeb. Xav txog qhov tseeb ua haujlwm kub ntawm lub nruab nrab, xyuas kom cov kos valve npog cov khoom siv tau ntau yam, thiab cov khoom sib txawv muaj qhov kub tau sib txawv. Xaiv ib lub cim kos valve nrog ib qho tsim nyog nominal txoj kab uas haum (DN) raws li tus ntsuas dej ntws, uas yuav tsum phim txoj kab uas hla ntawm lub raj dej. Qhov loj me tuaj yeem xaiv los ntawm xa mus rau cov kev ntws tsis kam ua cov xeeb ceem.

Nyob rau hauv cov cai installation, ntau hom scen tw muaj cov sib txawv uas yuav tsum muaj rau cov chaw teeb tsa. Txoj kev nqa khoom feem ntau yog tsim nyob rau hauv kab rov tav pipelines, hom viav vias tsis txwv, thiab hom npauj npaim hom yog ntsia hauv cov raj kab ntsug. Cov kev coj ntws ntawm cov nruab nrab yuav tsum yog los ntawm hauv qab mus rau saum. Cov kev taw qhia yuav tsum muaj xwm yeem nrog cov kev taw qhia ntawm lub tsheb valve lub xub. Cov kev xaiv yuav tsum xav txog qhov chaw teeb tsa chaw thiab xaiv ib qho cim valve nrog cov qauv sib cav thiab qhov loj me.


Hais txog cov kev xav tau ua kev ua tau zoo, kos cov npoo yuav tsum tau xaiv raws li kev xav tau ntawm cov kab ke. Rau cov kab ke nrog nruj xau dej yuav tsum tau, cov qauv foob mos, qauv kaw lus mos kos npe nrog kev ua haujlwm zoo kev ua tau zoo. Rau cov tshuab uas rhiab rau kev hloov siab hloov, xaiv cov qauv kos nrog qhib me me thiab qhib siab sib txawv. Lub sijhawm ntev ua haujlwm tsis tu ncua cov txheej txheem yuav tsum xav txog kev pabcuam lub neej ntawmSaib xyuas li qubthiab xaiv cov ntaub ntawv txhim khu kev qha thiab cov khoom zoo.


Cov xov xwm ntsig txog
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