Cov Khoom Tsis Txaus Siab ntawm Trunnion-mounted pob li qub thiab cov hauv paus ua rau tsom xam

Raws li lub valve kev lag luam valve,Trunnion-mounted pob li qubTau siv dav hauv roj av, tshuaj lom neeg, cov nkev uas muaj ntuj, thiab lwm yam haujlwm. Lawv cov qauv kev cog lus, kev ua haujlwm hloov pauv, thiab txhim khu kev qha seading kev ua kom muaj txiaj ntsig zoo tswj thiab xyuas kom muaj kev nyab xeeb. Txawm li cas los xij, kev ua haujlwm ntev feem ntau ua rau kev ua haujlwm tsis tiav uas kev ua haujlwm tsis zoo. Kev nkag siab txog kev ua tsis tiav thiab lawv cov laj thawj uas tseem ceeb rau kev saib xyuas kom raws sij hawm, kev ua haujlwm zoo, thiab txuas ntxiv lub neej. Qhov kev ntsuas no tsom rau cov tsis ua tiav ntawm trunnion-mounted pob li qub thiab tshawb xyuas lawv cov hauv paus ua rau.

Tsis muaj lubrication tsis txaus
Tsis muaj lubrication tsis muaj lubrication nruab nrab ntawm qia thiab packing nce kev txhuam, ua rau muaj kev sib hloov tsis txaus ntseeg. Daim ntawv thov tsis tu ncua ntawm cov roj nplua nyeem yog qhov tseem ceeb kom tswj tau txoj kev du.

Cov ntawv txawv teb chaws ingress
Cov tsis huv hauv cov xov xwm tuaj yeem nkag mus rau qhov kev tshem tawm ntawm qia thiab pob lossis pob, cuam tshuam kev sib hloov. Yog li ntawd, tswj kev tshaj tawm kom huv thiab txhim kho cov ntxaij lim dej tsim nyog yog qhov tseem ceeb tiv thaiv.

Tshaj-Zawm Ntim
Ntau dhau los ntawm kev sib xyaw ntawm cov ntim thaum lub sij hawm teeb tsa tsa rotoraction. Kev hloov kho kom zoo ntawm cov ntim nruj kom ua kom tau ob qho tib si ua haujlwm tau zoo thiab ua haujlwm.

Kav los yog coj tus kheej
Kev siv ntev ua rau cov npoo hnav ntawm cov kav dej lossis cov kabmob, hloov kho qhov ntev thiab kev sib hloov kev sib hloov. Qee lub sijhawm tshuaj xyuas thiab hloov cov khoom siv hnav yog cov kev ua haujlwm tsim nyog.

Qhov mob kub
Thermal nthuav tawm \/ Contraction ntawm cov ntaub ntawv nyob rau hauv huab huab yuav induce binding nruab nrab ntawm qia thiab mating Cheebtsam. Kev xaiv cov khoom siv tau tshaj nrog kev kub ntxhov thiab kev siv ntawm kev them nyiaj kho mob thipated no txo ​​qhov teeb meem no.

• (Nco tseg: Kev siv cov khoom siv thiab cov hluav taws xob txaus tsim nyog thaum ua kom pom kev zoo rau lub suab muaj txiaj ntsig zoo.

Foob nto puas
Hais hauv xov xwm yuav kos cov chaw sib khi, lossis corrosion-prone foob cov khoom siv yuav txwv, ua rau txi. Xaiv corrosion- thiab hnav-resistant cov ntaub ntawv rau cov chaw ntim khoom thiab ua kev tshuaj xyuas ib txwm muaj.

Misaligned Sealing chaw
Kev teeb tsa tsis raug lossis ntsuas hluav taws xob tuaj yeem tiv thaiv kom tag nrho cov chaw sib tw, ua rau xau. Nrhav ua raws li cov lus qhia txhim kho kom meej meej meej.

Hnub nyoog Sealing Cov Ntaub Ntawv
Ntev ntev li cas los yog qhov kub siab lossis kev siv txuas ntxiv tuaj yeem txwv cov khoom ntim. Hloov cov ntsaws ntsaws nruab nrab thiab xaiv cov ntaub ntawv uas haum rau cov haujlwm ua haujlwm.

Ntau tshaj xov xwm siab
Siab tshaj lubTrunnion Pob ValveCov qauv tsim qauv yuav cuam tshuam cov kev ncaj ncees. Ua kom muaj cov txheej txheem siab hauv kev ua haujlwm nyob rau hauv cov khoom siv rated thiab nruab cov cuab yeej tiv thaiv zoo li cov li qub.

Cov fasteners xoob
Loosened bolts txo sealting siab, ua rau muaj kev txi. Nquag tshuaj xyuas thiab nyem lub ntsej muag ceev kom muaj kev sib zog txaus.

Tau qhov twg los: Valve Sealing Technology Kev Tuav, Valve Kev Kuaj Xyuas Kev Kuaj Mob Me.

Txoj Kev Sib Txuas Quav Bolts
Kev co los yog thermal cycling yuav txo ntsia liaj qhov rooj preload, ua rau kom xoob lossis dej xau. Kuaj xyuas txhua lub sijhawm thiab qov rank los xyuas kom muaj kev ruaj ntseg sib txuas.

Gaskets uas puas
Kev laus, deformation, lossis kev teeb tsa tsis raug ntawm cov pa roj tuaj yeem ua rau xau. Siv cov ntaub ntawv tau tshaj tawm thiab ua kom cov txheej txheem daws teeb meem kom raug.

Tsis xwm yeem Flange Thaj Chaw
Machining tsis muaj qhov tsis raug lossis kev teeb tsa kev teeb tsa kuj yuav tsim qhov khoob ntawm cov flanges. Txheeb xyuas flange txoj kev ncaj thiab kho lossis hloov raws li xav tau.

Vuam tsis xws luag
Cov kab nrib pleb lossis porosity nyob rau hauv welded pob qij txha tuaj yeem tsim mus rau lub sijhawm dhau los. Xyuas kom meej weld zoo los ntawm kev sim ua txhaum cai tsis yog (NDT).

Yeeb Nkab Nyuaj
Thermal Kev nthuav tawm-ua rau muaj kev ntxhov siab rau lub valve tuaj yeem xoob kev sib txuas. Txhim kho cov neeg xa hluav taws xob tsim qauv los txo cov kev ntxhov siab ntxhov siab.

Tau qhov twg los: Pipeline engineering cov qauv kev sib txuas, valve-pipeline txuas Tswv yim Technical.

• (Ceeb Toom: Cov kev ua tiav kev khaws cia nrog concise phrasing, lub suab ua ntej tau ua ntej rau kev pom tseeb, thiab cov ntaub ntawv xa cov qauv.)

Qia-Ntim Sib Puam
Kev siv roj ntau dhau lossis tsis txaus lubrication yuav tsim cov suab sib txhuam. Kho cov tawv nruj thiab cov roj nplua nyeem.

Cov Khoom Siv Sab Hauv Txheej Txheem
Cov pob xoob, lub rooj zaum, lossis cov xim ntawm cov khoom sib tsoo thaum lub sijhawm ua haujlwm. Tshawb xyuas thiab ruaj ntseg sab hauv.

Kev tsav tsheb khiav tawm
High-velocity flow hauv lub valve tej zaum yuav ua rau lub tsheb ciav hlau, ua rau kev co thiab suab nrov. Ua kom zoo cov dej ntws kom txo qis hlob.

Kev cuam tshuam txawv teb chaws
Cov khib nyiab khi ntawm lub pob thiab lub rooj zaum tuaj yeem cuam tshuam kev txav thiab tsim suab nrov. Huv sab sab sab.

Cov kabmob puas
Hnav trunnion lossis qia bearings yuav ua rau kev sib hloov thiab suab nrov. Hloov cov kabmob uas puas lawm.

Tau qhov twg los: Valve Kev Siv thiab Cov Suab nrov tswj thev naus laus zis, valve sibntsuam kev kuaj mob thiab kev daws teeb meem.

Tsis muaj lubrication tsis muaj lubrication
Tsis txaus lubrication ntawm trunnion thiab bearings txhawb kev sib txhuam thiab hnav. Tswj hwm cov hluav taws xob tsis tu ncua.

Media corrosion
Corrosive media tuaj yeem txwv tsis tu ncua lossis cov khoom siv. Xaiv corrosion-resistant alloys rau trunnions thiab bearings.

Kev ua haujlwm dhau lawm
Kev ua haujlwm txuas ntxiv dhau ntawm kev tsim kev tsim lossis ntsuas kub txwv tsis pub ua kom nrawm nrawm. Ua haujlwm nyob rau hauv rated tsis.

Tsis muaj cai installation
Misalignment lossis Preload ntau dhau thaum lub sijhawm teeb tsa tsim kev ntxhov siab hauv zos. Ua raws li cov kev teeb tsa cov kev teeb tsa tshwj xeeb.

Xaiv cov khoom tsis zoo
Cov ntaub ntawv tsis sib xws rau trunnions lossis bearings tuaj yeem ua tsis tiav txoj kev xav tau. Xaiv cov khoom siv raws li cov kev pabcuam.

Source: Valve cov khoom siv xaiv cov lus qhia, valve tsis ua kev soj ntsuam.

VII. Tag
Trunnion-mounted pob li qub Puas yog qhov tsis tseem ceeb Cheebtsam hauv kev siv tshuab, thiab lawv cov haujlwm txhim khu kev qha yog qhov tseem ceeb rau kev nyab xeeb. Txawm li cas los xij, ntau yam ntau yam tuaj yeem ua rau tsis ua tiav thaum ua haujlwm. Qhov kev tshuaj ntsuam no tseem ceeb cov teeb meem xws li txhav tawv txav, ntim cov xoob, cov suab nrov ua haujlwm, thiab trunnion hnav. Txhawm rau txuas lub neej valve thiab kom ua tau kev ncaj ncees, siv sijhawm txij nkawm, raws sij hawm kev txiav txim siab, thiab kev ua txhaum cai. Cov kev ntsuas hais txog kev ua lag luam-suav nrog cov khoom ua kom zoo, thiab tawm cov ntaub ntawv tsim nyog, thiab xov xwm zoo tswj-yog qhov tseem ceeb rau kev tiv thaiv tsis ua hauj lwm.

• (Ceeb Toom: Technical Coherence khaws cia phrasing, lub suab nquag, thiab cov lus qhia ua haujlwm. Cov ntaub ntawv tsim kho rau kev sib xws.)