Yuav Ua Li Cas Kho Lub Tshuab Foob Ntawm Lub Centrifugal Twj (xaiv Cov Khoom Siv Hluav Taws Xob Rau Lub Centrifugal Twj)

Sep 21, 2024

Kev kho ntawm cov tshuab foob rau lub twj tso kua mis centrifugal
Lub tshuab foob ntawm lub twj tso kua mis centrifugal yog ib qho tseem ceeb ntawm cov twj tso kua mis centrifugal, thiab nws lub neej kev pab cuam yuav maj mam luv tom qab ua haujlwm ntev. Yuav ua li cas mus cuag lub neej kev pab cuam ntawm centrifugal twj mechanical seals? Peb muaj kev txawj tu kom muaj zog rau centrifugal twj tso kua mis mechanical seals los pab txuas ntxiv lawv lub neej.
1. Kev ntxuav thiab tshuaj xyuas cov khoom siv kho tshuab foob
Lub hauv paus ntsiab lus ua haujlwm ntawm kev kho tshuab foob rau cov twj centrifugal qhia tias yuav tsum tsis muaj lwm yam seem hauv lub tshuab foob. Ua ntej sib sau ua ke lub tshuab foob rau kev saib xyuas, huv si huv lub nplhaib txav, lub nplhaib ruaj khov, lub tes tsho ncej, thiab lwm yam khoom. Xyuas seb puas muaj khawb, tawg, thiab lwm yam tsis xws luag nyob rau saum npoo ntawm lub nplhaib dynamic thiab zoo li qub, uas tuaj yeem ua rau muaj kev cuam tshuam loj ntawm lub tshuab foob. Yog tias muaj kev tso cai, cov cuab yeej siv tau los xyuas seb lub sealing nto puas tiaj tus. Yog hais tias lub sealing nto tsis tiaj tus, qhov nruab nrab ua hauj lwm siab yuav nkag mus rau hauv lub sealing nto ntawm lub sib dhos mechanical seal lub dynamic thiab zoo li qub rings, sib cais lub dynamic thiab static rings thiab ua rau mechanical seal tsis ua hauj lwm. Yog tias tsim nyog, cov khoom siv kuj tuaj yeem ua rau kev kuaj hydrostatic ua ntej sib dhos;
2. Kev txheeb xyuas qhov tshwj xeeb rau kev kho tshuab foob thiab sib dhos
Ntsuas qhov ntsuas sab nraud ntawm qhov sealing nto ntawm lub nplhaib dynamic thiab zoo li qub. Cov ntaub ntawv txheeb cais no yog siv los txheeb xyuas qhov dav radial ntawm lub nplhaib dynamic thiab zoo li qub. Thaum siv cov ntaub ntawv sib txhuam sib txawv, qhov dav dav ntawm cov khoom tawv tawv sib txhuam yuav tsum yog {{0}}} hli loj dua li ntawm cov khoom muag, txwv tsis pub nws yuav ua rau cov npoo thiab cov ces kaum ntawm cov khoom nyuaj kawg ntawm lub ntsej muag. yuav embedded rau hauv cov khoom muag muag kawg lub ntsej muag. Txheeb xyuas qhov sib txawv ntawm cov nplhaib dynamic thiab zoo li qub thiab lub tes tsho lossis lub tes tsho. Sab hauv txoj kab uas hla ntawm lub nplhaib zoo li qub feem ntau yog 1-2mm loj dua li txoj kab uas hla. Rau lub nplhaib dynamic, txhawm rau tswj kev ncua, lub taub sab hauv yog 0. Txawm li cas los xij, qhov sib txawv tsis tuaj yeem loj dhau, txwv tsis pub nws yuav ua rau lub nplhaib sib khi ntawm lub nplhaib dynamic tau daig thiab ua rau lub tshuab foob ua haujlwm ntawm lub twj tso kua mis centrifugal;
3. Sib tsoo ntawm lub ntsej muag kawg ntawm lub nplhaib txav thiab nyob ruaj ruaj
Tom qab lub nplhaib txav tau raug tshem tawm, nws tau ua tiav los ntawm kev txiav, thiab kev sib tsoo ntxhib ua tiav ua ntej, ua raws li kev sib tsoo zoo. Yog tias muaj kev tso cai, polishing tuaj yeem ua tau zoo. Thaum sib tsoo ntxhib, siv cov nplej siab abrasives ua ntej tshem tawm cov khoom thiab ua cov cim. Tom qab ntawd, precision sib tsoo yog nqa tawm kom ua tiav tus qauv tsim rau smoothness. Hard alloy lossis ceramic dynamic rings yuav tsum tau polished nrog lub tshuab polishing tom qab precision sib tsoo. Lub amplitude ntawm lub tshuab polishing tuaj yeem siv boron carbide. Polish thiab polish kom ua tiav daim iav tiav. Ceramic rings tuaj yeem ua tau zoo hauv av nrog agate hmoov thiab tom qab ntawd polished nrog chromium oxide. Lub nplhaib zoo li qub uas muaj graphite thiab polytetrafluoroethylene yuav tsum tau ua kom zoo hauv av nrog cov roj av, roj av, lossis dej vim qhov muag muag ntawm cov khoom siv raw, tsis tas yuav tsum muaj cov tshuaj sib tsoo. Thaum lub sij hawm tag nrho khiav hauv cov txheej txheem, nws kuj tuaj yeem tsim nws tus kheej, yog li qhov yuav tsum tau ua kom smoothness tsis siab dhau. Txoj kev sib tsoo tuaj yeem siv rau cov neeg uas muaj lub tshuab sib tsoo, thaum rau cov uas tsis muaj lub tshuab sib tsoo, ib qho 8- zoo li phau ntawv sib tsoo yuav siv tau rau cov iav tiaj tus;
4. Kev tshuaj xyuas lub tes tsho
Tom qab disassembled lub mechanical seal ncej lub tes tsho rau kev saib xyuas, xyuas cov xwm txheej ntawm xeb thiab kev puas tsuaj. Yog tias xeb lossis hnav me me, siv cov ntawv xuab zeb zoo los txhuam nws ua ntej siv. Yog tias xeb lossis hnav hnyav, siv electroplating tom qab kev tsim khoom lossis hloov lub tes tsho ncej;
5. Lub nplhaib sealing
Tom qab ib lub sij hawm ntawm kev siv, mechanical seals feem ntau poob lawv elasticity los yog hnub nyoog, thiab feem ntau yuav tsum tau hloov nrog cov tshiab;
6. Caij nplooj ntoos hlav
Yog hais tias lub tshuab foob lub caij nplooj ntoos hlav tsis muaj xeb hnyav thiab tuaj yeem tswj tau nws qhov qub elasticity, nws tsis tas yuav hloov. Yog hais tias qhov corrosion yog hnyav heev los yog elasticity yog heev txo, nws yog tsim nyog los hloov lub caij nplooj ntoos hlav nrog ib tug tshiab. Rau cov neeg kho tshuab ntsaws ruaj ruaj nrog cov thawv sib dhos, cov thawv yuav tsum tau muab ntxuav kom huv si thiab cov grooves yuav tsum tau kuaj xyuas qhov hnav lossis deformation, txhawm rau txhawm rau txhim kho calibration thiab kho, rov slotting lossis hloov. Tom qab kho cov khoom sib tsoo tshuab, rov ua cov txheej txheem sib dhos thiab ua qhov kev sim ua haujlwm siab ua ntej muab lawv rov qab rau hauv ib txwm siv.
Txhawm rau kom muaj txiaj ntsig zoo ntawm cov tshuab sealing nto ntawm lub twj tso kua mis centrifugal yam tsis muaj qhov xau, qhov chaw zoo li qub thiab zoo li qub tuaj yeem raug compressed ntawm lub platform fitter, thiab dej tuaj yeem muab nchuav rau kev kuaj dej. Yog tias cov dej zoo li qub tsis xau, nws qhia tau tias qhov roughness, precision, thiab flatness ntawm sealing nto raws li qhov yuav tsum tau ua. Qhov sib txawv ntsug ntawm lub ntsej muag kawg thaum lub sijhawm teeb tsa yuav tsum tsis pub tshaj 0.015mm.

Kev xaiv cov tshuab ntsaws ruaj ruaj rau cov twj centrifugal
Thaum xaiv cov tshuab foob rau cov twj centrifugal, sealing siab yog ib qho tseem ceeb uas yuav tsum tau xav txog. Kev ua haujlwm ceev ntawm lub foob yog qhov tseem ceeb cuam tshuam rau kev ruaj ntseg ntawm kev ua haujlwm thiab kev hnav ntawm lub ntsej muag sealing kawg. Mechanical seals nrog rau kev ua haujlwm kub tuaj yeem siv tau. Rau cov neeg kho tshuab cov ntsaws ruaj ruaj ua haujlwm ntawm qhov kub thiab qis qis, ntxiv rau kev xaiv cov cuab yeej pabcuam tsim nyog, nws tseem yuav tsum tau xav txog tag nrho cov khoom sib khi thiab cov qauv. Mechanical seal auxiliary systems kuj tseem siv tau los ua kom txias, lubrication, thiab pom los ntawm cov txheej txheem sib txawv, tsim kom muaj ib puag ncig zoo rau kev lag luam txhim khu kev qha ntawm cov tshuab foob.
1, Lub cev thiab tshuaj lom neeg cov khoom ntawm nruab nrab
Rau cov xov xwm uas tsis muaj corrosive los yog tsis muaj zog corrosiveness, sab hauv mechanical seals yuav siv tau. Rau cov xov xwm corrosive heev, vim qhov nyuaj ntawm kev xaiv cov springs nyob rau hauv elastic Cheebtsam, sab nraud mechanical seals yuav siv tau thaum lub siab tsawg. Rau cov xov xwm uas nquag mus crystallization, muaj cov khoom siv, thiab muaj viscosity siab, lub caij nplooj ntoos hlav mechanisms yuav tsum tau siv. Rau cov nplaim taws, tawg, muaj kuab lom thiab lwm yam xov xwm uas txwv tsis pub tawm, ob lub tshuab foob yuav tsum raug txiav txim siab kom muaj kev nyab xeeb.
2, sealing siab
Sealing siab yog ib qho tseem ceeb uas yuav tsum tau xav txog thaum xaiv cov tshuab sealing. Feem ntau, thaum lub sealing siab tsawg dua {{0}}.7Mpa, ob qho tib si sib npaug thiab tsis sib npaug ntawm cov tshuab foob tuaj yeem ua tau raws li qhov yuav tsum tau siv. Thaum lub sealing siab nyob nruab nrab ntawm 0.7 ~ 12Mpa, xav txog kev siv cov khoom sib npaug. Thaum lub sealing siab ntau dua 12Mpa, xav txog kev siv cov ntaub ntawv sib khi (tsis yog siab dual lub tshuab foob) kom ua tiav qib siab los ntawm kev txo qis.
3, Sealing ua hauj lwm ceev
Lub sealing ua hauj lwm ceev yog hais txog lub linear tshaj tawm ntawm lub sealing ua hauj lwm nto, uas yog ib qho tseem ceeb rau lub stability ntawm kev khiav hauj lwm thiab hnav ntawm lub sealing kawg lub ntsej muag. Thaum lub nrawm nrawm dua li 30m / s, nws feem ntau hu ua lub foob ceev ceev, thiab yuav tsum xaiv cov khoom siv hluav taws xob zoo li qub. Lub ntsej muag kawg cov ntaub ntawv ntawm lub nplhaib dynamic thiab zoo li qub yuav tsum tau kho tshwj xeeb kom ua tau raws li qhov yuav tsum tau ua.
4, Ua haujlwm kub
Qhov kub ua haujlwm feem ntau yog hais txog qhov ntsuas kub ntawm qhov nruab nrab hauv lub kaw lus kaw. Thaum ua haujlwm kub qis dua 80 degree, cov khoom siv dav dav siv tau. Txhawm rau kom yooj yim vaporized media, qhov kub thiab txias ua haujlwm yuav tsum tau txiav txim siab ib txhij nrog lub siab kom 13.9 degree qis dua qhov kub kub, txwv tsis pub nws yog ib qho nyuaj los xyuas kom meej cov kua nplaum ruaj khov ntawm cov kev sib txhuam sib khi. Cov ntsaws ruaj ruaj nrog nruab nrab kub nruab nrab ntawm 80-150C yog suav tias yog cov ntsaws ruaj ruaj zoo tib yam, thaum cov ntsaws ruaj ruaj nrog kub siab tshaj 150C yog suav tias yog cov ntsaws ruaj ruaj kub. Rau qhov kub-kub sealing, ib qho kev pabcuam nrog cov khoom siv hluav taws xob feem ntau yog siv raws li kev ua haujlwm tshwj xeeb los tswj qhov kub ntawm qhov nruab nrab hauv lub sealing chamber nyob rau hauv ib qho tsim nyog, kom ntseeg tau tias qhov kub thiab txias ntawm lub nplhaib sealing thiab kev sib txhuam tsis zoo. Tshaj li qhov kev txwv siv tau teev tseg hauv cov txheej txheem tshwj xeeb sealing tshuab. Mechanical seals siv hauv qab 20 degree yog cov ntsaws ruaj ruaj uas tsis tshua muaj kub. Rau cov neeg kho tshuab cov ntsaws ruaj ruaj ua haujlwm nyob rau hauv qhov chaw uas tsis muaj qhov kub thiab txias, txhawm rau kom tsis txhob khov ntawm noo noo nyob rau hauv cov huab cua sab nraud ntawm kev sib txhuam, ib qho kev pabcuam feem ntau yuav tsum tau siv nitrogen tshuab kom tshem tawm cov pa. Rau cov neeg kho tshuab cov ntsaws ruaj ruaj ua haujlwm ntawm qhov kub thiab qis qis, ntxiv rau kev xaiv cov cuab yeej pabcuam tsim nyog, nws tseem yuav tsum tau xav txog tag nrho cov khoom sib khi thiab cov qauv.
5, Mechanical seal auxiliary system
Cov yeeb yaj kiab ua kua zoo muaj nyob nruab nrab ntawm lub ntsej muag kawg ntawm lub tshuab foob kom paub tseeb tias tsis muaj kev sib txhuam qhuav ntawm lub ntsej muag sealing, thiab cov khoom siv sib txuas tsis ua haujlwm vim kev tawg, denaturation, thiab kev laus hauv kev ua haujlwm, uas yog ib qho kev tsim nyog rau kev ua haujlwm txhim khu kev qha ntawm lub tshuab foob. Txawm li cas los xij, nyob rau hauv ntau yam kev ua haujlwm hnyav xws li kub siab, tsis tshua muaj kub, siab siab, thiab lubrication tsis zoo ntawm qhov nruab nrab, kev cia siab rau ntawm daim ntawv thiab cov ntaub ntawv ntawm lub tshuab foob nws tus kheej yog qhov nyuaj rau kev ua kom tau raws li qhov yuav tsum tau siv. Feem ntau, cov tshuab foob foob siv tshuab ua kom txias, lubrication, thiab pom los ntawm cov txheej txheem sib txawv, tsim kom muaj ib puag ncig zoo rau kev lag luam txhim khu kev qha ntawm cov tshuab foob.