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Valve installation yuav tsum tau them sai sai rau kev tiv thaiv kev ntsuas ntawm centrifugal twj tso kua mis valve installation thiab xaiv kev paub

Valve installation yuav tsum tau them sai sai rau kev tiv thaiv kev ntsuas ntawm centrifugal twj tso kua mis valve installation thiab xaiv kev paub

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Kev ceev faj yuav tsum tau ua thaum txhim kho li qub
Thaum lub valve raug teeb tsa, txhawm rau tiv thaiv cov hlau, xuab zeb thiab lwm lub cev txawv teb chaws los ntawm kev cuam tshuam lub valve thiab ua rau lub sealing nto, nws yog ib qho tsim nyog los teeb lub lim thiab flush valve; Yuav kom tswj tau qhov compressed cua purification, nyob rau hauv pem hauv ntej ntawm lub valve yuav tsum tau teem lub roj-dej separator, los yog cua lim; Txhawm rau txheeb xyuas lub xeev ua haujlwm ntawm lub valve thaum lub sijhawm ua haujlwm, nws yog qhov yuav tsum tau teeb tsa lub ntsuas thiab xyuas lub valve; Txhawm rau kom tswj tau qhov kub thiab txias, nruab cov rwb thaiv tsev sab nraum lub valve; Rau kev txhim kho tom qab lub valve, yuav tsum tau teeb tsa kev ruaj ntseg valve lossis kos valve; Xav txog kev ua haujlwm tsis tu ncua ntawm lub valve, yooj yim rau kev nyab xeeb, teeb tsa ib qho kev sib txuas lossis bypass system.
1. Cov chaw tiv thaiv ntawm daim tshev valve:
Nyob rau hauv KEV PAB CUAM TSHUAJ TIV THAIV cov dej xau ntawm cov tshev valve lossis rov qab ntawm cov xov xwm tom qab tsis ua haujlwm, ua rau cov khoom lag luam poob qis, kev sib tsoo thiab lwm yam tsis zoo, ib lossis ob qhov kev txiav tawm valve tau teeb tsa ua ntej thiab tom qab kos valve. Yog tias muaj ob lub kaw-off li qub, cov tshev valve tuaj yeem raug tshem tawm yooj yim rau kev pabcuam.
2. Kev nyab xeeb valve tiv thaiv chaw:
Kev txhim kho txoj kev ua ntej thiab tom qab qhov dav dav tsis txhob teeb tsa qhov kev faib tawm valve, tsuas yog nyob rau hauv ib qho xwm txheej, tuaj yeem siv tau. Yog hais tias lub zog nruab nrab muaj cov khoom siv, cuam tshuam rau kev nyab xeeb valve tsis tuaj yeem kaw tom qab tshem tawm, txhawm rau txhim kho lub qhov rooj kaw qhov rooj ua ntej thiab tom qab kev nyab xeeb valve, lub rooj vag valve yuav tsum nyob rau hauv lub xeev qhib tag nrho, lub rooj vag valve. thiab kev nyab xeeb valve ncaj qha nruab nrog DN20 tshuaj xyuas valve rau qhov chaw.
Thaum lub nyem ntawm wax thiab lwm yam xov xwm nyob rau hauv chav tsev kub rau cov khoom lub xeev, los yog txo lub siab gasification thiab thiaj li hais tias lub teeb kua nruab nrab kub hauv qab no 0 degrees Celsius, qhov kev nyab xeeb valve xav tau chav cua sov.
Kev nyab xeeb valve rau corrosive xov xwm, nyob ntawm seb qhov corrosion kuj ntawm lub valve, xav txog kev ntxiv corrosion resistant explosion-proof zaj duab xis ntawm lub valve inlet.
Gas kev ruaj ntseg valve feem ntau yog muab nrog lub bypass valve raws li nws qhov loj me, raws li phau ntawv qhov cua.
3. Cov chaw tiv thaiv ntawm lub siab txo valve:
Siab txo valve installation chaw feem ntau muaj peb daim ntawv. Cov ntsuas ntsuas siab tau teeb tsa ua ntej thiab tom qab lub valve txo kom yooj yim rau kev soj ntsuam lub siab ua ntej thiab tom qab lub valve. Muaj lub kaw lus ruaj ntseg tag nrho tom qab lub valve los tiv thaiv qhov tsis ua haujlwm ntawm lub siab txo valve, lub valve tom qab lub siab tshaj qhov qub siab thaum dhia, suav nrog lub valve tom qab lub kaw lus. Cov kav dej ntws tau muab tso rau hauv pem hauv ntej ntawm lub valve kom txiav tawm lub valve, lub luag haujlwm tseem ceeb yog txhawm rau tso dej ntws tawm, qee qhov siv lub ntxiab. Lub luag haujlwm tseem ceeb ntawm cov yeeb nkab bypass yog thaum lub siab txo valve tsis ua hauj lwm, kaw lub siab txo valve ua ntej thiab tom qab txiav tawm valve, qhib lub bypass valve, manually kho cov ntws, ua si ib ntus ncig lub luag hauj lwm, thiaj li yuav kho lub bypass valve. siab txo valve los yog hloov lub siab txo valve.
4. Cov cuab yeej cuab tam tiv thaiv:
Muaj ob hom ntxiab nrog bypass yeeb nkab thiab tsis muaj bypass yeeb nkab nyob rau sab ntawm lub ntxiab, condensate rov qab thiab condensate tsis rov qab them nyiaj, tso tawm thiab lwm yam tshwj xeeb uas yuav tsum tau ntawm lub ntxiab, tuaj yeem ntsia tau rau tib lub sijhawm.
Lub ntxiab nrog bypass valve feem ntau yog siv los tso tawm ntau cov dej condensed thaum lub raj xa dej pib khiav. Thaum SERVICING TRAP, nws tsis tsim nyog rau DRAIN CONDENSATE los ntawm ib qho BYPASS yeeb nkab, uas tuaj yeem ua rau lub zog khiav mus rau hauv LUB ROOJ ROOJ SYSTEM. Nyob rau hauv ib txwm muaj xwm txheej, tsis txhob nruab bypass yeeb nkab. Tsuas yog thaum cov cua kub yog nruj me ntsis yuav tsum tau, cov khoom siv thermal rau kev tsim khoom tas li yuav tsum tau nruab nrog cov yeeb nkab bypass
Kev paub txog kev teeb tsa thiab xaiv cov twj centrifugal valve
Kev tshuaj xyuas ntawm centrifugal twj tso kua mis valve ua ntej kev teeb tsa
1. Ua ntej kev teeb tsa, cov khoom yuav tsum tau ua tib zoo xyuas kom pom seb puas muaj daim ntawv pov thawj ntawm cov khoom zoo thiab cov lus qhia, kom paub meej qhov xwm txheej tsis tu ncua thaum tawm hauv lub hoobkas. Nrhiav kom ze rau ntawm lub platform raws li qhov ua tau rau kev tshuaj xyuas thiab kev saib xyuas. Raws li ib txwm muaj, qhov kev nyab xeeb valve tsis tuaj yeem teeb tsa ua ntej thiab tom qab lub truncation valve kom muaj kev nyab xeeb thiab kev ntseeg tau.
2. Lub valve kev ruaj ntseg yuav tsum tau ntsia, yuav tsum ua rau nruab nrab ntws los ntawm lub hauv qab mus rau hauv lub perpendicularity ntawm lub valve qia pej xeem yeeb nkab txoj kab uas hla, me me yuav tsum sib npaug zos rau inlet yeeb nkab txoj kab uas hla ntawm lub valve; Lub DIAMETER ntawm cov yeeb nkab tshem tawm yuav tsum tsis txhob tsawg dua qhov hluav taws xob qhov hluav taws xob ntawm lub valve, thiab cov yeeb nkab tshem tawm yuav tsum tau coj mus rau sab nraud thiab teeb tsa nrog ib qho khoov kom lub qhov hluav taws xob ntawm cov yeeb nkab yog qhov chaw zoo.
3. Thaum qhov kev ruaj ntseg valve raug teeb tsa, txoj kab uas hla ntawm lub qhov qhib yuav tsum zoo ib yam li lub npe nominal txoj kab uas hla ntawm lub valve kev nyab xeeb thaum muaj kev sib txuas ntawm qhov kev ruaj ntseg valve thiab cov khoom siv thiab cov kav dej yog qhib qhov vuam. Relief valve siab nyem: thaum nruab nrab yog kua, feem ntau tawm mus rau hauv cov kav dej lossis kaw qhov system; Thaum qhov nruab nrab yog roj, feem ntau tawm mus rau sab nraum zoov; Feem ntau, cov roj thiab roj nruab nrab tuaj yeem tawm mus rau hauv qhov chaw. Lub qhov hluav taws xob ntawm lub valve khoob khoob yuav tsum yog 3m siab dua li cov qauv nyob ib puag ncig, tab sis nyob rau hauv cov xwm txheej hauv qab no, lub kaw lus kaw yuav tsum raug tso tawm kom muaj kev nyab xeeb.
Xyuas seb lub valve padding, packing thiab fasteners (bolts) puas haum rau qhov yuav tsum tau ua ntawm qhov nruab nrab ua haujlwm. Cov qub lossis siv tau ntev yuav tsum tau muab tshem tawm, plua plav, xuab zeb thiab lwm yam khib nyiab yuav tsum tau ntxuav nrog dej.
5, xyuas seb lub qia thiab disc qhib tau yooj yim, seb puas muaj qhov tshwm sim daig thiab skew. ⑦ *** qhib lub foob, tshawb xyuas qhov kev sib khi, lub valve nrov plig plawg yuav tsum raug kaw kom nruj.
6, xyuas seb puas muaj kev puas tsuaj rau lub valve, cov xov ntawm lub valve yog ncaj thiab tsis zoo. Ua tib zoo xyuas seb lub valve qauv thiab specification ua tau raws li qhov yuav tsum tau kos duab.
7, xyuas seb qhov sib xyaw ntawm lub rooj zaum valve thiab lub valve lub cev puas ruaj, lub valve disc thiab lub rooj zaum valve, lub hau npog thiab lub valve lub cev, lub valve qia thiab lub valve disc.
Kev ceev faj rau kev txhim kho valve
1. Lub valve yuav tsum tau muab tso rau hauv qhov chaw yooj yim rau kev khiav lag luam, txij nkawm thiab kho dua tshiab. Nws yog txwv tsis pub faus rau hauv av. Lub valve ntawm cov yeeb nkab hauv qhov ncaj qha faus thiab trench yuav tsum tau nruab nrog chav kuaj xyuas zoo, thiaj li ua kom yooj yim qhib, kaw thiab kho lub valve. Cov khoom siv lub cev valve feem ntau yog ua los ntawm cov hlau cam, nkig, yog li nws tsis tuaj yeem raug ntaus los ntawm cov khoom hnyav.
2. Lub valve yuav tsum tau kaw thaum lub sij hawm installation. Rau THREADED li qub nyob ze rau ntawm phab ntsa, feem ntau yuav tsum tau tshem cov qia, disc thiab tes log tig. Thaum lub sij hawm disassembly, lub valve yuav tsum tau muab tshem tawm tom qab twisting lub handwheel kom lub valve qhib.
Xyuas kom meej tias cov xov tsis zoo thiab tsis muaj kev puas tsuaj, thiab qhwv cov xov nrog hemp, roj txhuas lossis PTFE raw khoom siv. Thaum tig lub buckle, nws yog ib qho tsim nyog yuav tsum tau siv ib tug ciaj ntswj mus rau hauv lub hexagonal valve lub cev ntawm ib kawg ntawm cov yeeb nkab.
3. Thaum txhim kho flanged valve, ua tib zoo saib xyuas kom nruj cov ntsia liaj qhov rooj raws txoj kab pheeb ces kaum, thiab siv zog txawm tias thaum twisting los tiv thaiv lub gasket ntawm deviating los yog ua rau deformation thiab kev puas tsuaj rau lub valve lub cev. Thaum tuav lub valve, tsis txhob muab pov; Thaum lifting thiab HOISTING LUB VALVE, txoj hlua yuav tsum tau muab khi rau lub valve lub cev, thiab nws yog txwv tsis pub khi rau lub handwheel, valve qia thiab flange bolt qhov.
Lubricants: Cov roj sib txawv yuav tsum muaj rau cov cuab yeej sib tsoo sib txawv.
Thaum siv cov cuab yeej sib tsoo me me, siv roj; Thaum siv npua hlau sib tsoo cov cuab yeej, kerosene yog siv los ua lubricant; Thaum siv cov cuab yeej sib tsoo tooj liab, siv cov roj cav, cawv, lossis dej alkaline (alkaline dej yog ntuj alkali, cov khoom xyaw tseem ceeb yog sodium carbonate thiab potassium carbonate).


Post lub sij hawm: Sep-14-2022

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