Cov cuab yeej siv ua haujlwm tau qias neeg hauv txoj kev kwv yees. Roj tsim los ntawm cov kab ntau lawm. Cov pa roj carbon deposits tsim rau pwm thiab kub exchangers. Plua plav, nplaum residue, thiab tso tawm cov neeg ua haujlwm sib sau ua ke raws sijhawm. Yog tias cov kab mob no tsis raug tshem tawm, kev ua haujlwm poob qis thiab kev saib xyuas tus nqi nce.
Cov txheej txheem ntxuav ib txwm siv- xws li cov kuab tshuaj tshuaj, tshuaj ntxuav dej, lossis tshuaj txhuam hniav- tuaj yeem daws qhov teeb meem. Tab sis lawv kuj qhia txog kev pheej hmoo tshiab. Cov tshuaj tsim cov kwj deg. Dej tuaj yeem ua rau cov khoom siv hluav taws xob puas. Cov xov xwm abrasive tuaj yeem hnav qhov chaw rhiab heev.
Qhov no yog qhov chaw ntxuav dej khov qhuav tuaj.
Kev ntxuav dej khov qhuav, tseem hu ua ice blasting los yog CO₂ blasting, yog ib qho uas tsis yog -abrasive industrial cleaning method uas siv cov cua compressed kom ceev cov pa roj carbon dioxide (CO₂) pellets mus rau qhov chaw paug. Thaum cov pellets cuam tshuam rau saum npoo, lawv tshem tawm cov kab mob tsis muaj qhov seem lossis ua rau cov khoom siv hauv qab.
Vim tias cov dej khov qhuav sublimates ncaj qha rau hauv cov roj, cov txheej txheem tsim tsis muaj cov xov xwm thib ob thiab tsis muaj dej noo. Rau ntau lub tuam txhab, qhov no ua rau cov dej khov qhuav qhuav yog ib qho ntawm cov khoom siv tau zoo tshaj plaws thiab kev tswj xyuas cov cuab yeej siv niaj hnub no.
Dry Ice yog dab tsi?
Ua ntej sib tham txog cov txheej txheem ntxuav, nws yuav pab kom nkag siab txog cov khoom nws tus kheej.
Cov dej khov qhuav yog cov khoom siv carbon dioxide (CO₂). Tsis zoo li cov dej khov zoo tib yam ua los ntawm dej, cov dej khov qhuav tsis yaj ua kua. Hloov chaw, nws hloov ncaj qha los ntawm cov khoom mus rau roj los ntawm cov txheej txheem hu uasublimation.
Lub cev tseem ceeb ntawm cov dej khov qhuav muaj xws li:
|
Khoom |
Tus nqi |
|
Tshuaj muaj pes tsawg leeg |
Solid CO₂ |
|
Kub |
−78.5 ° C (-109.3 ° F) |
|
Theem kev hloov |
Khoom → Gas (sublimation) |
|
Residue tom qab sublimation |
Tsis muaj |
Qhov ntsuas kub tsis tshua muaj siab thiab hloov theem ncaj qha ua rau cov dej khov qhuav muaj txiaj ntsig hauv ntau daim ntawv thov:
- Kev tu vaj tse
- Kev thauj mus los txias
- Laboratory cua txias
- Kev txuag zaub mov
Hauv cov ntsiab lus ntawm kev tu, cov yam ntxwv tseem ceeb yog nws qhov kub thiab txias, softness, thiab muaj peev xwm ua kom sublimate tam sim ntawd. Cov khoom no tso cai rau nws tshem tawm cov kab mob tsis zoo li cov khoom siv abrasive.
Nyob rau hauv luv luv, cov dej khov qhuav coj txawv txawv ntawm cov tsoos blasting media- thiab qhov txawv ntawd yog qhov ua rau cov dej khov qhuav tuaj yeem ua tau.
Dry Ice Cleaning yog dab tsi?
Kev ntxuav dej khov qhuav yog txheej txheem kev lag luam uas siv cov cua compressed los txhawb cov dej khov qhuav rau ntawm qhov chaw tsis huv kom tshem tawm cov khoom seem, roj, coatings, thiab lwm yam.
Cov txheej txheem ua haujlwm zoo ib yam li lwm txoj kev tshaj tawm blasting, tab sis nrog ib qho tseem ceeb sib txawv: cov xov xwm blasting ploj tom qab kev cuam tshuam.
Nyob rau hauv ib tug raug system:
- Qhuav ice pellets yog pub rau hauv lub tshuab blasting.
- Compressed cua accelerates cov pellets los ntawm ib tug hose thiab nozzle.
- Cov pellets ntaus cov kab mob ntawm qhov chaw siab.
- Cov kab mob yog dislodged thiab tshem tawm ntawm lub substrate.
Vim tias cov pellets tam sim ntawd hloov mus rau CO₂ roj, tsis muaj cov khoom siv hluav taws xob ntxiv los ntxuav.
Kev ntxuav dej khov qhuav yog feem ntau raug xa mus los ntawm ntau lub npe hauv kev lag luam:
- Qhuav dej khov blasting
- CO₂ blasting
- Cryogenic ntxuav
Tag nrho cov ntsiab lus no piav qhia txog tib cov txheej txheem yooj yim: siv cov khoom CO₂ ua lub tshuab ntxuav kom nrawm los ntawm huab cua compressed.
Rau cov tuam txhab lag luam cuam tshuam nrog cov cuab yeej siv nyuaj lossis cov khoom siv rhiab, qhov zoo tshaj plaws yog qhov yooj yim. Cov xov xwm tu yuav ploj tom qab ua nws txoj haujlwm.
Dry Ice Cleaning ua haujlwm li cas?
Cov dej khov qhuav qhuav tshem tawm cov kab mob los ntawm kev sib xyaw ua ke ntawm peb lub cev. Kev nkag siab txog cov txheej txheem no pab piav qhia vim li cas cov txheej txheem ua haujlwm yam tsis muaj kev puas tsuaj rau qhov chaw.
Impact - Pellet Kinetic Zog
Thawj mechanism yog yooj yim kinetic zog.
Qhuav ice pellets yog ceev los ntawm compressed cua los ntawm tshwj xeeb tsim nozzles. Thaum cov pellets tawm tsam qhov tsis huv, qhov cuam tshuam lub zog pab cuam tshuam kev sib raug zoo ntawm cov kab mob thiab cov substrate.
Txawm nyob rau ntawm qhov siab tshaj plaws, cov dej khov qhuav tseem yog cov khoom muag muag. Nyob ntawmMohs hardness scale, nws yog softer npaum li cov xuab zeb, iav hlaws, los yog hlau txhaj tshuaj. Raws li qhov tshwm sim, qhov cuam tshuam tshem tawm cov kab mob, tab sis feem ntau tsis ua rau cov khoom siv hauv paus.
Qhov no yog ib qho laj thawj vim li cas cov dej khov qhuav qhuav yog suav tias yog ib qho tsis yog - abrasive tu txoj kev.
Txias - Thermal Shock Effect
Qhov thib ob mechanism yog los ntawm qhov kub thiab txias.
Cov dej khov qhuav yog txias heev ntawm -78.5 degree. Thaum cov pellets tsoo qhov chaw sov, qhov kub hloov pauv sai ua rau cov kab mob sib kis thiab ua rau nkig.
Qhov kev poob siab thermal no ua rau micro- tawg ntawm cov kab mob thiab cov khoom siv hauv qab. Roj, coatings, thiab carbon deposits poob lawv adhesion rau saum npoo.
Thaum daim ntawv cog lus no tsis muaj zog, cov kab mob tuaj yeem raug tshem tawm yooj yim dua los ntawm kev cuam tshuam ntawm cov pellets.
Kev nthuav dav - Sublimation nyhuv
Qhov thib peb mechanism tshwm sim thaum cov dej khov qhuav hloov theem.
Thaum muaj kev cuam tshuam, cov pellets sai sai sublimate los ntawm cov khoom rau roj. Thaum lub sijhawm hloov pauv no, qhov ntim ntawm CO₂ nthuav dav heev.
Qhov kev nthuav dav no ua rau muaj kev txhawb nqa hauv zos ntawm qhov sib cuam tshuam ntawm cov kab mob thiab qhov chaw. Cov roj nthuav dav pab thawb cov khoom seem kom deb ntawm lub substrate.
Vim tias cov dej khov qhuav dhau los ua cov pa roj tam sim ntawd, tsuas yog cov khoom seem tom qab ntxuav yog cov kab mob uas tsis huv nws tus kheej.
Peb qhov teebmeem no - cuam tshuam, thermal shock, thiab sublimation- ua haujlwm ua ke. Qhov tshwm sim yog cov txheej txheem tu kom zoo uas tshem tawm cov khoom seem yam tsis muaj kev sib tsoo lossis ntub dej hauv qab.
Cov txiaj ntsig tseem ceeb ntawm Kev Kho Dej Khov Qhuav
Kev ntxuav dej khov qhuav tau txais kev pom zoo hauv kev tsim khoom vim nws daws tau ntau yam teeb meem cuam tshuam nrog kev tu ib txwm siv.
Tsis yog -Abrasive thiab Surface-Safe
Cov dej khov qhuav qhuav yog softer dua li cov xov xwm blasting. Qhov no tso cai rau lawv los ntxuav cov cuab yeej rhiab yam tsis muaj kev puas tsuaj rau lub substrate.
Cov piv txwv zoo xws li:
- Txhaj pwm
- Cov khoom siv hluav taws xob
- Precision tooling
- Ntau lawm tshuab
Cov txheej txheem tshem tawm cov pa paug thaum khaws cia qhov ntev thiab qhov ntev.
Tsis muaj Secondary khib
Ib qho ntawm qhov zoo tshaj plaws yog qhov tsis muaj blasting media residue.
Cov txheej txheem blasting ib txwm tso tseg tom qab siv xov xwm uas yuav tsum tau sau thiab pov tseg. Qhuav dej khov sublimates kiag li, tsuas yog tshem tawm cov kab mob.
Qhov no txo:
- Lub sijhawm ntxuav
- Kev tuav pov tseg
- Cov nqi pov tseg
Rau ntau qhov chaw, qhov no ib leeg tuaj yeem ua kom yooj yim rau kev saib xyuas cov txheej txheem.
Kev ntxuav sai dua thiab txo qis sijhawm
Qhuav dej khov blasting feem ntau ua tsis tau cov khoom siv disassembled.
Vim tias cov txheej txheem qhuav thiab tsis yog -conductive, ntau lub tshuab tuaj yeem ntxuav hauv qhov chaw. Hauv qee qhov kev siv, cov cuab yeej siv tau txawm tias sov thaum ntxuav.
Qhov no txo cov kev cuam tshuam ntau lawm thiab ua kom lub qhov rais ua haujlwm luv.
Environmentally Responsible Txheej Txheem
Kev ntxuav dej khov qhuav feem ntau tshem tawm qhov xav tau ntawm cov kuab tshuaj tshuaj thiab cov dej ntim loj.
Tsis tas li ntawd, feem ntau cov dej khov qhuav yog tsim los ntawmrov qab CO₂ los ntawm cov txheej txheem kev lag luam uas twb muaj lawm. Cov roj yog ntes, compressed, thiab hloov mus rau hauv cov ntaub ntawv.
Yog li ntawd, cov dej khov qhuav qhuav tuaj yeem pab cov chaw:
- Txo kev siv tshuaj lom neeg
- Txo cov dej khib nyiab
- Txo cov teeb meem ntxuav cov seem
Rau cov tuam txhab tsom mus rau kev ua haujlwm ruaj khov, qhov no yog qhov tseem ceeb rau kev txiav txim siab.
Zuag qhia tag nrho, qhov zoo ntawm cov dej khov qhuav qhuav los ntawm ib qho yooj yim qhov tseeb: cov xov xwm tu yuav ploj tom qab siv.
Dry Ice Cleaning vs Traditional Cleaning Methods
Cov kws tsim tshuaj ntsuam xyuas cov thev naus laus zis feem ntau sib piv cov dej khov qhuav blasting nrog rau lwm txoj hauv kev.
Qhov sib txawv yog yooj yim to taub nyob rau hauv ib tug ncaj kev sib piv.
|
Txoj kev ntxuav |
Cov kev txwv loj |
Dry Ice Cleaning Advantage |
|
Sandblasting |
Abrasive, puas nto |
Tsis yog- abrasive |
|
Tshuaj ntxuav |
Tshuaj lom neeg, pov tseg pov tseg |
Tsis xav tau tshuaj |
|
Siab ntxuav |
Dej yuav raug puas tsuaj, yuav tsum tau qhuav |
Ua tiav cov txheej txheem qhuav |
|
Phau ntawv scraping |
Kev ua haujlwm hnyav, tsis sib xws |
Kev tu kom nrawm dua thiab zoo dua qub |
Txhua txoj kev tseem muaj nws qhov chaw hauv qee yam kev siv. Txawm li cas los xij, kev ntxuav cov dej khov qhuav ua kom zoo nkauj tshwj xeeb thaum cov chaw yuav tsum tau ntxuav yam tsis muaj kev puas tsuaj, ya raws, lossis tshuaj lom neeg.
Qhov kev sib xyaw ua ke ntawm cov txiaj ntsig no yog vim li cas ntau tus neeg tsim khoom siv cov dej khov qhuav qhuav rau kev tu txhua hnub.
Kev siv cov dej khov qhuav qhuav
Qhuav dej khov blasting yog siv thoob plaws ntau yam kev lag luam. Cov thev naus laus zis tshwj xeeb tshaj yog muaj txiaj ntsig hauv ib puag ncig uas cov cuab yeej siv tau yooj yim, rhiab, lossis nyuaj rau disassemble.
Automotive Manufacturing
Automotive ntau lawm kab cia siab rau kev ua haujlwm tas mus li. Cov dej khov qhuav blasting feem ntau yog siv los ntxuav:
- robotic vuam khoom
- kev sib dhos fixtures
- stamping tuag
- ntau lawm conveyors
Cov txheej txheem tshem tawm cov roj, cov nplaum seem, thiab cov pa roj carbon ntau yam tsis tas yuav tsum tau nres tag nrho cov kab mus ntev.
Yas thiab Roj Hmab Pwm Tu
Txhaj pwm tsim cov khoom tso tawm, resin deposits, thiab cov khoom siv carbonized thaum tsim khoom.
Qhuav dej khov blasting tso cai rau pwm los ntxuav yam tsis tau tshem tawm ntawm cov xovxwm. Qhov no ua kom luv lub voj voog tu thiab tiv thaiv cov pwm pwm.
Khoom noj khoom haus
Cov chaw tsim khoom noj khoom haus feem ntau zam dej los yog tshuaj lom neeg thaum lub sij hawm ntxuav vim muaj kev pheej hmoo kis kab mob.
Qhuav dej khov blasting yog zoo haum rau:
- conveyors
- ntim khoom
- mixers thiab cov cuab yeej ua
Cov txheej txheem qhuav pab tswj kom huv si yam tsis muaj kev qhia ya raws rau hauv qhov chaw tsim khoom.
Cov khoom siv hluav taws xob thiab hluav taws xob
Vim tias cov dej khov qhuav tsis yog - conductive thiab ya raws - dawb, nws tuaj yeem siv los ntxuav ntau yam hluav taws xob.
Cov ntawv thov ib txwm muaj xws li:
- tswj cov txee
- hluav taws xob vaj huam sib luag
- motors thiab generators
- Circuit Court sib dhos
Qhov tsis muaj dej ua rau cov dej khov qhuav qhuav tshwj xeeb tshaj yog muaj txiaj ntsig zoo hauv cov chaw nrog cov khoom siv hluav taws xob rhiab heev.
Thoob plaws hauv cov kev lag luam no, qhov txiaj ntsig tseem ceeb tseem zoo ib yam: kev tu kom zoo nrog kev cuam tshuam tsawg rau cov khoom siv.
Dab tsi yog cov cuab yeej xav tau rau kev ntxuav dej khov qhuav?
Ib qho dej khov qhuav blasting system muaj ntau yam tseem ceeb.
Lub tshuab blasting yog qhov tseem ceeb ntawm qhov system. Nws tswj:
- qhuav ice feed rate
- blasting siab
- pellet acceleration
Cov cav tov muaj feem ntau suav nrog lub plhaw, cua tswj qhov system, hoses, thiab cov nozzles sib hloov.
Compressed Cua Supply
Compressed cua muab lub zog uas accelerates cov pellets.
Cov txheej txheem kev lag luam yuav tsum muaj huab cua ntawm 80-100 CFM ntawm ib ncig ntawm 80 PSI, txawm hais tias yuav tsum muaj tseeb nyob ntawm daim ntawv thov thiab tshuab tsim.
Qhuav Ice pellets
Cov dej khov qhuav qhuav feem ntau siv 3 hli pellets, kwv yees li qhov loj ntawm cov nplej nplej. Cov pellets no muab qhov loj txaus thiab qhov ntom ntom rau feem ntau cov haujlwm tu.
Cov tshuab me me kuj tseem tuaj yeem siv micro- cov khoom me me rau qhov chaw mos.
Qhuav Ice Pelletizer(Lub Tshuab ziab khaub ncaws qhuav)
Ntau tus neeg siv khoom lag luam xaiv los tsim cov dej khov qhuav ntawm qhov chaw siv cov dej khov pelletizer qhuav.
Cov cuab yeej no hloov cov kua CO₂ mus rau hauv cov dej khov qhuav qhuav los ntawm compression thiab extrusion. Ntawm - qhov chaw tsim khoom muaj ntau yam zoo:
- zoo ib yam pellet mov
- qis dua - lub sijhawm ua haujlwm nqi
- tswj pellet loj thiab ntim ntau lawm
Rau cov chaw uas siv cov dej khov qhuav tsis tu ncua, pelletizers tuaj yeem ua ib feem tseem ceeb ntawm kev tu tag nrho.
Ua ke, cov khoom no tsim ib qho yooj yim tab sis zoo teeb rau kev lag luam dej khov blasting ua haujlwm.
Kev ntxuav dej khov qhuav puas nyab xeeb?
Qhuav dej khov blasting feem ntau muaj kev nyab xeeb nyob rau hauv ib puag ncig kev lag luam thaum ua raws li cov txheej txheem.
Cov neeg ua haujlwm yuav tsum ua raws li cov qauv kev nyab xeeb, suav nrog:
- qhov cua txaus
- hnab looj tes tiv thaiv thiab tiv thaiv qhov muag
- tiv thaiv kev hnov lus thaum siv cov khoom siv blasting
Vim tias CO₂ hnyav dua li huab cua, kev saib xyuas tshwj xeeb yuav tsum tau them rau cov chaw kaw, qhov twg cov pa roj tuaj yeem txo cov pa oxygen.
Nrog rau kev ua pa kom zoo thiab kev cob qhia tus neeg teb xov tooj, cov dej khov qhuav qhuav tuaj yeem muab kev nyab xeeb rau hauv kev ua haujlwm niaj hnub.
Puas yog Kev Kho Hniav Qhuav Environmentally Friendly?
Qhuav dej khov yog dav suav hais tias yog ib txoj kev tu ib puag ncig.
Muaj ntau yam ua rau qhov no:
- Qhuav cov dej khov sublimates tag nrho thiab ua rau tsis muaj lwm yam blasting pov tseg
- Cov txheej txheem feem ntau tshem tawm cov tshuaj ntxuav tu
- Nws txo qis kev siv dej
- Cov dej khov qhuav yog feem ntau ua los ntawm cov khoom lag luam zoo CO₂
Txawm hais tias cov txheej txheem ua pa kom raug thiab tuav cov txheej txheem tseem yuav tsum tau ua, cov txheej txheem zam ntau qhov teeb meem ib puag ncig cuam tshuam nrog kev tu ib txwm muaj.
Rau cov tuam txhab lag luam txhawm rau txo qis kev siv tshuaj lom neeg thiab cov kwj deg, cov dej khov qhuav qhuav muab lwm txoj hauv kev.
Xaus
Kev ntxuav dej khov qhuav yog cov cuab yeej siv niaj hnub ua haujlwm tu tshuab uas sib xyaw ua ke ntawm kev cuam tshuam, thermal shock, thiab sublimation kom tshem tawm cov kab mob ntawm qhov chaw.
Tsis zoo li kev tu ib txwm siv, nws tsis tso siab rau cov xov xwm abrasive, dej, lossis cov kuab tshuaj tshuaj. Cov dej khov pellets qhuav ploj tom qab cuam tshuam, tsuas yog tshem tawm cov kab mob tom qab.
Rau ntau qhov kev lag luam- suav nrog kev tsim tsheb, kev tsim cov yas, khoom noj khoom haus, thiab khoom siv hluav taws xob- txoj hauv kev no muaj txoj hauv kev zoo los ntxuav cov cuab yeej thaum txo qis qis thiab pov tseg.
Raws li kev tsim khoom ib puag ncig ua ntau dua automated thiab ib puag ncig tswj, cov dej khov qhuav blasting tseem tau txais kev saib xyuas raws li kev siv tshuaj ntxuav tau zoo thiab tswj tau.
Nrhiav rau lub tshuab ntxhua khaub ncaws qhuav qhuav?
NtawmYJCO 2, peb yog ib qho ntawm Tuam Tshoj tus thawj cojmanufacturers ntawm qhuav ice ntxuav tshuabthiab tsuas yog cov chaw tsim khoom siv dej khov qhuav qhuav tau teev nyob rau hauv Aerospace Electronics Mall nyob rau hauv Tuam Tshoj Aerospace Science thiab Technology Corporation (CASC). Xav tias dawb hu rau peb txhua lub sijhawm kom tau txais cov yeeb yaj kiab demo thiab cov lus pom zoo.
