Cov txheej txheem
2. Ua haujlwm ua haujlwm ntawm Airgel Anticorrosion Txheej
3. Theoretical correlation nruab nrab ntawm txheej tuab thiab anticorrosion kev ua haujlwm
5. Cov nyhuv ntawm coating tuab ntawm Anticorrosion Tus Nqi
6. Xav tau ntawm cov qauv lag luam thiab cov kev cai ntawm txheej tuab tuab
7. Cov ntsiab lus tsim kho thiab cov kev sib tw ntawm txheej tuab tuab tswj
8. Tom ntej cov kev cia siab thiab kev txhim kho
Nyob rau hauv teb ntawm kev tiv thaiv kev lag luam, corrosion ib txwm cuam tshuam rau lub neej pabcuam, kev nyab xeeb thiab kev khwv nyiaj txiag ntawm cov khoom siv. Raws li hom tshiab ntawm cov khoom tiv thaiv,Airgel Anti-corrosion TxheejTau txais kev saib xyuas dav dav thiab daim ntawv thov nyob rau hauv tsis ntev los no vim yog cov khoom siv lub cev tsis ntev los no, xws li siab porosity, tsis tshua muaj tshuaj lom neeg condabity. Lub thickness ntawm txheej, raws li ib qho ntawm cov tsis tseem ceeb cuam tshuam rau nws cov kev ua tau los tiv thaiv corrosion, ib txwm yog qhov tsom xam ntawm kev tshawb fawb thiab kev sib tham hauv kev lag luam. Tsim nyog txheej tuab yuav tsis tsuas yog thaiv kev yaig ntawm cov xov xwm corrosive thiab txuas ntxiv cov nqi ntawm cov cuab yeej siv thaum ua kom cov nyhuv tiv thaiv kev tiv thaiv. Cov kab lus no yuav ua rau muaj kev cuam tshuam tshwj xeeb ntawm cov tuab cua daj cua dub los tiv thaiv kev ua haujlwm, thiab muab ib qho siv rau kev lag luam ntsig txog kev lag luam.
2. Ua haujlwm ua haujlwm ntawm Airgel Anticorrosion Txheej
Huab cua-ua cov fiber ntau yog cov khoom siv nrog nano-teev coating qauv, thiab nws cov porosity feem ntau li 80% {}. 8%. Tus qauv tshwj xeeb no muab cov pa roj cua ntau ntau, xws li rwb thaiv tsev thermal no zoo heev. Hauv hydrophobic txheej, lub luag haujlwm ntawm cov pa ua cov txheej txheem yog feem ntau los cuam tshuam hauv cov hauv qab no:
1. Lub cev teeb meem: Cov qauv lus qhia ntawm cov pa nruab nrab, xws li tiv thaiv cov pa corrosive, dej, ntawm qhov txawv. Cov lus qhia me me no tuaj yeem rhuav tshem tus nqi hla ntawm kev tiv thaiv hauv nruab nrab, yog li txo qhov tshwm sim ntawm kev fab tshuaj ntawm cov tshuaj tiv thaiv corrosion.
2. Tshuaj Txheeb Ruaj Ruaj: Cov tshuaj lom neeg ntawm cov huab cua nruab nrab nws tus kheej yog qhov ruaj khov thiab nws tsis yooj yim los ntxias cov tshuaj nrog cov qauv corrosive. Nws tuaj yeem tsim cov yeeb yaj kiab ruaj khov rau saum npoo ntawm cov substrate los tiv thaiv kom tsis txhob muaj corroded.
3. Adsorption: lub siab sib piv ntawm huab cua-hydrophobic muaj qee qhov kev ua kom zoo nkauj, txo kom muaj kev sib haum xeeb ntawm kev corrosion.
3. Theoretical correlation nruab nrab ntawm txheej tuab thiab anticorrosion kev ua haujlwm
Theoretically, muaj kev sib raug zoo ntawm lub thickness ntawm airgel Anticorrosion txheej thiab nws cov tshuaj anticorrosion. Raws li cov tuab ntawm txheej nce, nws lub cev teeb meem siv tau yooj yim, thiab lub sijhawm uas yuav tsum tau nkag rau hauv nruab nrab ntawm cov substrate mus rau qhov ntev dua, yog li txhim kho cov anticorrosion kev ua haujlwm.
1. Kev ncua sij hawm txuas mus ntxiv: txoj hlua txuas ntxiv txhais tau tias txoj kev corrosive yuav tsum tau siv sijhawm ntev mus txog rau saum npoo ntawm substrate. Cov qauv ntxig ntawm cov pa hluav taws xob ua rau nruab nrab corrosive tas li, thiab nws yuav tsum tau hla dhau ntawm cov pob txha caj qaum thiab cov pob txha caj dab, uas tau nce qhov nyuaj ntawm kev nkag mus. Piv txwv li, thaum cov txheej txheej txheej txheej ua kom tiav ntawm 1 hli mus txog 2 hli, lub sijhawm nkag mus ntxiv rau ob peb zaug lossis txawm tias muaj ntau zaus, yog li ua kom muaj ntau lub sijhawm nkag mus.
2. Nce Adsorption muaj peev xwm: Qhov nce hauv txheej txheej txheej me me tseem txhais tau tias muaj kev nce ntxiv ntawm cov neeg muaj lub zog, thiab nws cov kev kawm tau zoo tag nrho nce raws li. Ntau cov xov xwm corrosive tuaj yeem adsorbed los ntawm airgel, txo cov xov tooj ntawm corrosive media tau mus txog saum npoo ntawm substrate, yog li txo cov degree ntawm corrosion.
3. Txhim kho cov khoom siv neeg siv cov khoom siv hluav taws xob kom zoo tuaj yeem txhim kho cov khoom siv tshuab ntawm cov txheej txheem ntawm txheej, xws li hnav tsis kam thiab cuam tshuam tsis kam. Hauv kev siv tiag tiag, txheej txheej yuav raug rau ntau lub zog sab nraud. Thicker txheej tuaj yeem ua tau zoo dua rau cov rog sab nraud, tswj hwm lawv txoj kev ncaj ncees, thiab yog li txuas ntxiv mus ua si ib qho kev tawm tsam tiv thaiv corrosion.
Txawm li cas los xij, cov txheej txheej txheej tuab tsis yog qhov zoo dua. Thaum lub coating tuab tshaj qhov txwv tsis pub dhau, qee qhov kev ntxhov siab tsis zoo ntawm cov txheej txheem, nce sab hauv cov nyhuv ziab, thiab lwm yam ntawm cov txheej txheem daws teeb meem.
4. Cov ntaub ntawv thov cov ntaub ntawv ntawm kev ua pa ntawm cov txheej txheem tuab ntawm cov thicknesses sib txawv
Txhawm rau kom muaj kev nkag siab ntau ntxiv nkag siab txog cov nyhuv ntawm cov tuab ntawm cov kev ua haujlwm tiv thaiv corrosionMultifunctional Airgel Txheej, cia saib ntawm ob peb cov ntaub ntawv thov siv.
Petrochemical Pipelines:
Nyob rau hauv ib tug roj pipeline project ntawm ib petrochemical qhauj, airgel tiv thaiv nrog thicknesses nrog thicknesses nrog}. 5mm, 1 hli thiab 1.5mm tau siv. Tom qab 3 xyoos ntawm kev saib xyuas kev ua haujlwm, nws tau pom tias qhov 0. 5mm-tuab txheej txheem tseem nyob rau hauv cov kev mob zoo tsis muaj kev xeb zoo yam tsis muaj kev xeb zoo. Kev tshawb nrhiav ntxiv thiab kev tsom xam tau pom tias 1.5mm-tuab txheej ua tau zoo dua hauv kev nkag mus rau hauv cov khoom siv corrosive hauv nws tau qis dua li ntawm 1mm-tuab txheej.
Marine Engineering Chaw:
Cov qauv hlau ntawm lub pob zeb tua hluav taws tau tiv thaiv los ntawm airgel los tiv thaiv corrosion txheej. Txheej ci nrog thicknesses ntawm 2mm, 3mm thiab 4mm tau thov rau ntau qhov chaw. Tom qab 5 xyoo ntawm dej hiav txwv dej hiav txwv thiab lub hiav txwv qeeg Tom qab ntsuas cov nplaum thiab corrosion tsis kam ntawm cov txheej txheej, nws tau pom tias 4mm-tuab txheej tau zoo dua rau cov lus nplaum thiab corrosion tsis kam.
Khoom Siv Hluav Taws Xob:
Airgel tiv thaiv cov txheej txheem corrosion tau siv nyob rau hauv kev tiv thaiv ntawm phab ntsa sab hauv ntawm lub Chimney ntawm lub zog hluav taws xob. Cov chaw xeem nrog cov tuab tuab ntawm 1.2mm, 1.8mm thiab 2.4 hli tau teeb tsa feem. Tom qab 4 xyoo ntawm kev ua haujlwm, 1.2mm-tuab txheej corrosion thiab tev duab, thaum lub sijhawm 1.8mm thiab 2.4mm-tuab txheej txheem tseem muaj peev xwm tiv thaiv cov phab ntsa sab hauv ntawm lub Chimney. Los ntawm lub microstructural kev tsom xam ntawm cov txheej txheej, nws tau pom tias cov txheej txheem huab tais ua ruaj khov thiab tuaj yeem tiv taus cov khoom siv hluav taws xob zoo li cov pa roj cua sov thiab acidic gases.
| Daim Ntawv Thov Kev Pab Cuam | Txheej Thickness | Lub sijhawm ua haujlwm | Corrosion qhov xwm txheej |
| PETROCHEMICIC PIPELINES | 0. 5 hli | 3 xyoos | Tsawg plab corrosion hauv qee thaj chaw |
| PETROCHEMICIC PIPELINES | 1mm | 3 xyoos | Tsis muaj qhov pom tseeb corrosion |
| PETROCHEMICIC PIPELINES | 1.5 hli | 3 xyoos | Tsis muaj qhov pom tseeb corrosion, tsis tshua muaj corrosion cov ntsiab lus corrosion |
| Marine Engineering Cov Chaw | 2mm | 5 xyoo | Txheej peeling thiab corrosion nyob rau hauv cov cheeb tsam raug yaig |
| Marine Engineering Cov Chaw | 3 hli | 5 xyoo | Yeej tsis tau |
| Marine Engineering Cov Chaw | 4mm | 5 xyoo | Yeej tsis zoo, zoo dua adhesion thiab corrosion tsis kam |
| Cov Khoom Siv Hluav Taws Xob | 1.2mm | 4 xyoos | Hauv zos corrosion thiab tev |
| Cov Khoom Siv Hluav Taws Xob | 1.8mm | 4 xyoos | Kev tiv thaiv zoo |
| Cov Khoom Siv Hluav Taws Xob | 2.4mm | 4 xyoos | Kev tiv thaiv zoo, muaj micrtructure ruaj khov |
5. Cov nyhuv ntawm coating tuab ntawm Anticorrosion Tus Nqi
Cov txheej txheej txheej tuab tsis tsuas yog cuam tshuam rau kev tiv thaiv corrosion, tab sis kuj tseem muaj feem cuam tshuam nrog tus nqi. Nce cov txheej txheej txheej txheej tuab ib txwm ua rau muaj kev nce qib thiab siv.
1. Cov khoom siv tus nqi: tus nqi ntawm cov khoom siv ua cua dav hlau nws tus kheej yog qhov loj dua, thiab nce hauv cov tuab cua tshuab uas yuav tsum tau siv. Piv txwv li, kwv yees tias cov khoom siv ntawmMultifunctional Airgel TxheejIb square meter yog 500 yuan (tuab yog 1mm), thaum lub txheej txheej txheej tuab nce mus rau 2 hli, cov khoom siv yuav nce rau 1000 yuan. Tsis tas li ntawd, txhawm rau kom ntseeg tau qhov zoo ntawm txheej, qee cov neeg saib xyuas, thiab lwm yam cov khoom siv no yuav nce ntxiv, thiab cov khoom siv no yuav nce ntxiv, thiab cov nyiaj no yuav nce ntxiv nrog kev nce ntxiv hauv cov tuab tuab.
2. Kev Siv Khoom Siv Tsim Kho: Thuab dej pleev yuav tsum siv sijhawm ntau thiab ua haujlwm. Thaum lub sij hawm tsim qauv, ntau tus txhuam hniav lossis tshuaj tsuag yog tsim nyog kom ua tiav cov tuab uas yuav tsum tau thickness, uas nce cov nyom thiab ua haujlwm ntawm kev tsim kho. Nyob rau tib lub sijhawm, txhawm rau kom ntseeg tau tias qhov kev sib txuam thiab cov khoom siv tsim kho, siv tau ntau yam siv thev naus laus zis, uas tseem yuav ua rau kev tsim kho hauv kev tsim kho. Piv txwv li, hauv kev tsim kho corrosion corrosion ntawm qee cov cuab yeej tsim loj, siv cov khoom siv txau tsis siv neeg tuaj yeem txhim kho kev siv tau, tab sis cov nqi xauj tsev tuaj yeem txhim kho cov khoom siv tau zoo. Ntxiv mus, rau cov txheej txheej tuab, lub sijhawm kom qhuav yuav cuam tshuam ntxiv, uas tuaj yeem cuam tshuam rau kev nce qib ntawm txhua qhov project thiab ntxiv cov nqi ntxiv.
Txawm li cas los xij, nyob rau hauv lub sijhawm ntev, tsim nyog nce lub txheej txheej txheej thiab kev kho kom tsawg ntawm cov cuab yeej kev ua haujlwm thiab hloov, thiab yog li txo cov nqi tag nrho. Yog li ntawd, hauv kev siv cov ntawv thov, nws yog ib qho tsim nyog los txiav txim siab txog kev cuam tshuam ntawm coating Thickness ntawm kev ua tau zoo thiab raug nqi kom pom qhov kev ua tau zoo sib npaug.
6. Xav tau ntawm cov qauv lag luam thiab cov kev cai ntawm txheej tuab tuab
Txhawm rau kom muaj kev ua tau zoo thiab ua tau zoo ntawm airgel co-corrosion, kev lag luam tau tsim cov qauv thiab cov kev qhia tshwj xeeb, uas qhia meej ntawm txheej. Cov qauv no thiab cov lus qhia tshwj xeeb yog cov ntsiab lus raws li cov peev txheej sim thiab kev thov kev ua tiav zoo, thiab muaj cov kev qhia tseem ceeb.
1. Cov Qauv Thoob Ntiaj Teb: piv txwv li, hauv ISO 12944 series ntawm cov qauv xim ntawm cov qauv xim los ntawm txhua qhov chaw nruab nrab sib txawv raws li cov chaw sib txawv thiab kev pabcuam lub neej. Nyob rau hauv ib puag ncig corrosive (C3), rau kev tiv thaiv kev tiv thaiv nrog lub neej pabcuam ntawm {4}} {{5} μm; Nyob rau hauv ib qho chaw ua kom haum loj (c {}} m), rau kev tiv thaiv kev tiv thaiv nrog tib lub neej pabcuam ua kom qhuav yog} μm.
2. Cov Qauv Hauv Tsev: Kuv lub teb chaws tseem muaj cov qauv tsim nyog, xws li GB / T 27806 "cov txuj ci dav dav rau cov qauv tiv thaiv rau cov qauv hlau". Tus qauv stipulates uas nyob rau hauv ib puag ncig huab, tag nrho qhuav zaj duab xis tuab ntawm cov txheej yuav tsum tsis pub tsawg tshaj 125μm; Hauv cov cua ntsawj ntoo lossis cov cua tshuab hluav taws xob nrog cov txheej txheem harsh kev ruaj khov, tag nrho cov zaj duab xis qhuav ntawm txheej yuav tsum tau nce ntxiv raws li cov xwm txheej tshwj xeeb. Ib qho ntxiv, kev lag luam sib txawv tseem muaj cov qauv ntau cov qauv ntxaws thiab cov kev qhia tshwj xeeb raws li lawv tus kheej cov yam ntxwv thiab cov kev xav tau. Piv txwv li, hauv kev lag luam petrochemical, sh / t / t 3022 "kev ua haujlwm tshwj xeeb rau Anticorrosion ntawm cov txheej txheem ntawm cov khoom siv sib txawv ntawm cov khoom siv sib txawv thiab cov raj xa khoom.
Hauv cov ntawv thov engineering, cov txheej txheej txheej tuab yuav tsum tau nruj me ntsis tswj tau raws li cov airgel Anticorrosion txheej tuaj yeem ua tiav qhov zoo tshaj plaws anticorrosion effect.
7. Cov ntsiab lus tsim kho thiab cov kev sib tw ntawm txheej tuab tuab tswj
Thaum lub sij hawm tsim kho, tswj tau yog qhov tseeb ntawm lub airgel anti-corrosion txheej yog tus yuam sij los ua kom muaj kev ua tau zoo thiab tiv thaiv corrosion. Txawm li cas los xij, muaj qee qhov kev sib tw hauv kev ua tiav cov txheej txheej txheej tuab tuab.
1. Cov txheej txheem kev tsim kho: Tam sim no, cov txheej txheem kev tsim kho ntawmAirgel Anti-corrosion TxheejFeem ntau suav nrog txau, txhuam hniav thiab scraping. Cov txheej txheem kev siv sib txawv muaj qhov cuam tshuam rau kev tswj hwm qhov tseeb ntawm txheej tuab. Piv txwv li, cov txheej txheem txau tuaj yeem ua tiav kev tsim kho siab dua, tab sis nws yog qhov nyuaj rau kev tswj cov ris tsho tuab si ntawm cov thooj tuab, thiab hauv zos thickness sib txawv yog qhov tshwm sim. Txawm hais tias txhuam hniav thiab scraping txheej txheem tuaj yeem tswj tau zoo dua rau txheej txheej txheej txheej me me, cov kev tsim kho yog qeeb thiab yog cov khoom siv qauv me me lossis cov qauv qauv. Txhawm rau txhim kho kev tswj hwm qhov tseeb ntawm cov txheej txheem txheej txheem tsim nyog raws li cov kev tsim kho cov kev tsim kho thiab ua haujlwm raws li cov txheej txheem kev ua haujlwm.
2. Cov Khoom Siv thiab Cov Cuab Yeej: Kev ua tau zoo ntawm kev tsim kho cov cuab yeej siv thiab cov cuab yeej tseem cuam tshuam rau kev tswj ntawm cov tuab tuab. Piv txwv li, lub phom txau cua caliber, txau siab, txau kom deb thiab lwm yam khoom txau ntawm cov khoom siv txau cov khoom siv. Yog tias cov teeb meem no tau teeb tsis raug, tsis sib thooj ntawm cov tuab tuab yuav tshwm sim. Yog li, cov khoom siv thiab cov cuab yeej yuav tsum tau ua debugged thiab ntsuas ua ntej kev tsim kho kom ntseeg tau tias lawv cov kev ua tau raws li qhov yuav tsum tau ua. Nyob rau tib lub sijhawm, qee qhov kev paub siab heev nrhiav cov khoom siv ultrasonic tuab
3. Kev tsim kho ib puag ncig: yam xws li qhov kub thiab cua sov, thiab cua nrawm hauv cov chaw tsim khoom yuav cuam tshuam rau cov tuab tuab thiab zoo. Nyob rau hauv qhov kub thiab huab cua siab ib puag ncig, kev ziab nrawm ntawm cov txheej yuav qeeb, thiab nws yog qhov cuam tshuam rau cov kev sib txuam ntawm cov txheej txheej ntawm txheej. Nyob rau hauv ib puag ncig nrog cov xim cua nrawm, cov xim pleev xim yog yooj yim tshuab kom deb, ua rau muaj cov txheej tsis txaus. Yog li ntawd, nws yog ib qho tsim nyog los tswj cov kev tsim kho ib puag ncig kev tsim kho thaum lub sijhawm tsim kho, thiab sim xaiv los ua kev tsim kho nyob rau hauv cov ntsuas kub haum, av noo thiab cua ceev.
8. Tom ntej cov kev cia siab thiab kev txhim kho
Nrog kev nce qib nruam ntawm kev tshawb fawb thiab thev naus laus zis thiab kev txhim kho txuas ntxiv rau kev sib raug zoo ntawm cov kev sib raug zoo thiab kev tiv thaiv xeb ntawmAirgel Architectural Architecturalyuav txuas ntxiv kom tob zuj zus. Yav tom ntej, cov qauv no yuav tshwm sim:
1. Ntse coating Thingness Tswj Tshuab:
Siv cov thev naus laus zis siab heev, kev tswj tsis siv neeg thiab kev tswj hwm kev txawj ntse kom paub cov txheej ntse ntse ntawm cov tuab tuab. Los ntawm kev saib xyuas tiag tiag ntawm ntau yam tsis zoo hauv cov txheej txheem kev tsim kho, txau thickness, thiab lwm yam thickness yog uniform thiab ua tau raws li qhov yuav tsum tau ua.
2. Cov khoom siv airgel tshiab thiab txheej qauv txheej txheem qauv:
Tshawb nrhiav thiab tsim cov ntaub ntawv tshiab airgel nrog ntau dua los tiv thaiv corrosion thiab zoo dua thickness adjection, thiab ua kom zoo kom tsim qauv txheej qauv qauv. Piv txwv li, los ntawm kev tswj hwm microstructure ntawm airgel, nws kuj tuaj yeem muaj kev tiv thaiv corrosion zoo heev ntawm lub tshuab thickness; Los yog tsim cov txheej txheej sib xyaw ua ke kom muab cov khoom siv sib txawv ntawm cov khoom sib txawv thiab txuas ntxiv txhim kho cov txheej txheem tiv thaiv ntau yam ntawm txheej.
3. Tag nrho lub neej ntsuas kev txheeb xyuas thiab kev ua kom zoo dua:
Them nyiaj ntau rau kev xaiv thiab kev ua kom zoo ntawm txheej thickness ntawm lub tswv yim ntawm tag nrho lub neej ntawm cov khoom siv. Kev noj rau hauv tus account xws li cov nqi tsim kho, txij nkawm lub neej kho thiab tsim kev lag luam lub neej kom ua tiav qhov kev them nqi zoo tshaj plaws thiab txiaj ntsig.
Lub thickness ntawm airgel anti-corrosion txheej muaj qhov cuam tshuam tseem ceeb ntawm kev tiv thaiv corrosion corrosion. Tsim nyog tuab yuav ntxiv dag zog rau lub cev muaj zog, txhim kho kev tshaj tawm thiab cov kws kho mob, thiab txhim kho kev tiv thaiv corrosion. Nyob rau hauv cov corrosion corrosion, kev ua tau zoo ntawm cov coating coating thicknesses sib txawv. Txawm li cas los xij, nce cov tuab yuav nce cov nqi ntawm cov ntaub ntawv thiab kev tsim kho. Nws yog ib qho tsim nyog yuav tsum tau coj mus rau hauv tus account ob qho tib si tiv thaiv corrosion thiab tus nqi thiab tshawb txog qhov kev ua yeeb yam zoo. Cov qauv kev lag luam muab lub hauv paus rau cov kev tswj tuab. Thaum kev tsim kho, nws yog ib qho tsim nyog los kov yeej cov txheej txheem, khoom siv, thiab cov teeb meem ib puag ncig kom ntseeg tau tias qhov tuab ua kom cov qauv. Yav tom ntej, thev naus laus zis kev kawm yuav txhawb nqa cov kev tswj hwm ua kom tuab thiab ua tau zoo ntawm cov khoom siv hluav taws xob ntev.