Ib qho zoo tshaj plaws thiab ruaj khov thermal rwb thaiv tsev cov ntaub ntawv yog suav tias yog iav ua npuas ncauj. Vim nws cov yam ntxwv tshwj xeeb tiag tiag, cov khoom siv no tau pom nws daim ntawv thov tsis yog hauv kev tsim kho tus kheej nkaus xwb, tab sis txawm nyob rau hauv kev tsim kho vaj tse. Txawm li cas los xij, rau tag nrho nws cov txiaj ntsig, lub insulator tsis yog nrov li lwm cov insulators, thiab muaj cov laj thawj rau qhov no. Ntxiv rau qhov loj ntawm cov khoom zoo thiab cov yam ntxwv, ua npuas ncauj iav kuj tseem muaj qhov tsis zoo. Cia peb saib seb qhov ua tsis zoo ntawm cov iav ua npuas ncauj tiv thaiv nws los ntawm kev ua thawj ntawm cov khoom siv hluav taws xob.
Qhov teeb meem yog tias kev tsim cov khoom siv no siv cov khoom siv pheej yig, xws li cov iav tawg lossis cov pob zeb sintered, tab sis cov cuab yeej tsim khoom nws tus kheej kim heev. Yuav kom tau txais granulated ua npuas ncauj iav, qhov kub ntawm li 800-900 degrees thiab kub-resistant steel pwm yuav tsum tau.
- Cov txheej txheem tsim khoom yog thawj zaug ntawm cua sov thiab ua kom cov iav hmoov tau los ntawm cov khoom siv raw.
- Tom qab ntawd nws yog foamed los ntawm incinerationgasifier - feem ntau nyuaj thee.
- Tom qab cov khoom maj mam txias, ua rau ua npuas ncauj iav.
Kev tsim cov rwb thaiv tsev yog txheej txheem nyuaj thiab ntev, vim tias tus nqi ntawm cov khoom siv pheej yig pheej yig nce ntxiv.
Ua npuas ncauj iav khoom
Qhov kawg ntawm kev tsim khoom yog cov blocks nrog cov qauv cellular thiab granular ua npuas ncauj iav. Vim yog siv cov duab tshwj xeeb, cov khoom thaiv cov khoom muaj tus nqi siab dua li cov khoom siv tib yam hauv daim ntawv granules.
Tom qab, cov blocks raug txiav rau hauv slabs, uas yog siv los ua thermal rwb thaiv tsev ntawm cov khoom nyuaj. Piv txwv li, nyob rau hauv lub ru tsev nrog ib tug loj cheeb tsam los yog cov qauv ntawm complex geometric duab, raws li zoo raws li rau thermal rwb thaiv tsev ntawm underground lug. Nws kuj yog ib qho yooj yim los siv cov iav ua npuas ncauj ua thermal rwb thaiv tsev rau cov pas dej da dej, da dej thiab lwm lub tsev uas ua haujlwm nyob rau hauv qhov kub thiab txias, thiab tag nrho ua tsaug rau qhov tshwj xeeb tsis kam ntawm cov khoom rau dej vapor.
Granulated ua npuas ncauj iav yog siv, raws li txoj cai, raws li bulk free thermal rwb thaiv tsev ntawm lub ru tsev los yog backfill nyob rau hauv lub screed. Qhov thib ob siv ntawm cov khoom no yog ua ib tug muab tub lim rau ntau yam mortars kom tau lub teeb screeds, plasters los yog foundation blocks.
Ob yam khoom muaj qhov sib xyaw thiab cov yam ntxwv ntawm cov iav zoo tib yam, yog li qhov zoo thiab qhov tsis zoo ntawm cov iav ua npuas ncauj yog raws li cov khoomcov khoom no.
Lub zog ntawm cov iav ua npuas ncauj
Cov rwb thaiv tsev no yog ib qho ntawm cov khoom siv ruaj khov ntawm txhua hom thermal rwb thaiv tsev. Txawm li cas los xij, peb tsuas yog tham txog lub zog compressive, uas yog ib qho tseem ceeb rau cov khoom siv hluav taws xob, vim nws yog qhov load uas insulator, raws li txoj cai, raug rau. Tus nqi tshwj xeeb ntawm qhov ntsuas no yog vim muaj qhov muaj zog compression, cov rwb thaiv tsev yuav poob qee yam ntawm nws cov khoom: nws cov dej tsis kam tiv thaiv, thiab cov insulator pib ua cua sov.
Tsis zoo li cov ntaub ntawv styrofoam thiab cov ntaub ntawv fiber ntau, uas yog tsim los rau lub zog me me xwb, uas txwv tsis pub lawv siv nyob rau qee qhov xwm txheej, cov iav ua npuas dej yog qhov tsis txaus ntseeg, uas tso cai rau nws coj mus rau ib feem ntawm cov khoom thauj.
Deformation resistance
Ua npuas ncauj iav tsis deform nyob rau hauv lub zog ntawm lub ntiajteb txawj nqus, uas tshem tawm nws sagging, shrinking los yog shrinkage. Vim li no, lub rwb thaiv tsev tsis tas yuav tsum tau fastening rau hlau anchors lossis pins, uas tuaj yeem tsim cov txuas hniav txias. Cov khoom siv tau yooj yim sib txuas rau kub bitumen, polymer lossis pob zeb mastics thiab cov nplaum tshwj xeeb.
Tab sis tsis yog txhua tus yam ntxwv ntawm kev rwb thaiv tsev yog qhov zoo tagnrho. Qhov tsis zoo ntawm cov iav ua npuas ncauj feem ntau yog nyob ntawm cov khoom ntawm cov khoom siv raw, uas muaj qhov tsis zoo rau kev siv tshuab. Yog li ntawd, cov blocks yog yooj yim heev rau tawg los yog puas. Ntxiv mus, txawm me me defects tuaj yeem ua rau txo qis hauv dej tsis kam thiabnce hauv thermal conductivity.
Explosive life of foam glass
Lub neej kev pabcuam ntawm cov rwb thaiv tsev yog tsawg kawg yog 100 xyoo, uas ua rau ntau tshaj qhov kev pabcuam lub neej ntawm cov tsev feem ntau yam tsis muaj kev kho loj, qhov twg nws tuaj yeem siv tau.
Ua npuas ncauj iav tau tsim rov qab rau hauv 30s ntawm lub xyoo pua xeem, yog li niaj hnub no peb tuaj yeem tham txog kev tiv thaiv kev laus ntawm cov khoom siv no. Cov kws tshaj lij tau ua cov kev tshawb fawb sim uas pom tau tias cov iav ua npuas ncauj tsis plam lawv cov khoom nyob rau lub sijhawm 50 xyoo thiab tseem xyaum tsis hloov.
Txawm li cas los xij, qhov txiaj ntsig no tsis cuam tshuam rau kev tsim kho ntiag tug, vim tias cov tsev qis qis yuav tsum tau rov tsim dua tsis pub dhau 50 xyoo tom qab. Yog li ntawd, nws yog qhov tsim nyog los siv cov khoom siv hluav taws xob tsawg dua, tab sis pheej yig dua cov khoom siv hluav taws xob ntau dua li siv cov iav ua npuas ncauj, tus nqi yog siab heev (16,000 rubles / m 3).
Environmental resistance
Nyob rau hauv cov ntaub ntawv no, peb tab tom tham txog ntau yam kev cuam tshuam ntawm cov tshuaj lom neeg thiab lom neeg. Cov ntaub ntawv thermal rwb thaiv tsev ua los ntawm cov iav ua npuas ncauj tsis raug rhuav tshem los ntawm cov tshuaj, qhov tsuas yog qhov tshwj xeeb yog hydrofluoric acid. Tab sis qhov no tsis tuaj yeem suav hais tias yog qhov tsis zoo, vim tias cov reagent no tsuas tuaj yeem pom hauv tshuaj lom neeg.
Vim tias ua npuas ncauj iav tsuas muaj ntau dua oxides ntawm ntau yam, nws tsis cuam tshuam los ntawm cov pa oxygen uas muaj nyob rau hauv ib puag ncig huab cua, thiab li no, los ntawm oxidation.
Ua tsaug rau tib lub ntsej muaglub rhaub yog tsis raug rau combustion. Thaum raug kub siab, nws yaj zoo li iav zoo tib yam, thaum tsis tso tawm, tsis zoo li feem ntau cov ntaub ntawv thermal rwb thaiv tsev, cov pa phem thiab cov khoom siv.
Muaj lwm yam uas cuam tshuam txog kev nyab xeeb ntawm cov khoom siv hluav taws xob - qhov no yog qhov tsis muaj absorbency. Ua npuas ncauj iav muaj tag nrho cov cuab yeej no thiab tsis yog cov khoom nqus dej.
Non-hygroscopic material
Ua tsaug rau tus yam ntxwv no, nws tsis cuam tshuam rau cov rwb thaiv tsev thiab dej, txawm tias nws tshiab los yog qab ntsev, vim tias tsis muaj cov khoom soluble hauv cov muaj pes tsawg leeg, thiab cov iav ua npuas ncauj yog lub kaw lus kaw rau hauv cov dej noo. tsuas yog tsis tuaj yeem nkag mus rau hauv. Vim cov khoom zoo li no, cov khoom siv tsis tawg nyob rau hauv qhov cuam tshuam ntawm qhov kub thiab txias. Yog li ntawd, rwb thaiv tsev feem ntau yog siv los ua cov khoom siv dej tsis zoo.
Ntxiv rau, cov iav ua npuas dej, uas nws cov yam ntxwv zoo ib yam rau cov iav zoo tib yam, muaj qhov sib txawv ntawm cov thermal expansion, uas txhais tau hais tias nws tuaj yeem tiv taus qhov kub thiab txias hloov raws caij nyoog, tsis hais thaj tsam ntawm daim ntawv thov. Lwm cov cuab yeej zoo ntawm cov khoom siv yog lub suab rwb thaiv tsev zoo, thiab ua tsaug rau cov qauv ntom ntom ntawm cov iav ua npuas ncauj.
FOAMGLAS ua npuas ncauj iav
Txawm li cas los xij, qhov tsis yog-hygroscopicity thiab ntom ntawm cov khoom kuj ua rau qee qhov tsis zoo ntawm cov iav ua npuas ncauj, tshwj xeeb, nws qhov hnyav hnyav dua piv nrog lwm cov khoom siv hluav taws xob. Qhov no ua rau nyuaj rau kev thauj mus los ntawm rwb thaiv tsev, vim li casho nce tus nqi muag ntawm cov khoom. Yog lawm, thiab kev teeb tsa tau dhau los ua qhov teeb meem nyuaj heev.
Txawm li cas los xij, kev tsim khoom niaj hnub tso cai rau peb kho qhov tsis txaus no. Piv txwv li, Pittsburg Corning Corporation tsim ua npuas ncauj iav FOAMGLAS, uas yog tus cwj pwm los ntawm lub teeb pom kev zoo, thaum khaws tag nrho cov khoom muaj nyob hauv cov khoom siv no.
Yog li ntawd, niaj hnub no iav ua npuas ncauj feem ntau yog mounted ntawm lub tsev sib tov, uas yooj yim rau fastening ntawm rwb thaiv tsev. Tsis tas li ntawd, adhesion zoo ntawm cov khoom kuj yog vim qhov adhesion zoo ntawm cov iav ua npuas ncauj.
Kev cuam tshuam txog kab mob lom neeg
Ua ntej tshaj plaws, peb nco ntsoov tias cov iav ua npuas ncauj yog tiv thaiv kom lwj, pwm thiab pwm, vim nws tsuas yog tsis muaj qhov chaw zoo rau lawv cov kev tsim tawm. Qhov no yog tshwj xeeb tshaj yog ib qho tseem ceeb nyob rau hauv kev tsim kho, thaum tshav kub-insulating cov ntaub ntawv feem ntau siv nyob rau hauv qhov chaw kaw. Cov cuab yeej ntawm cov iav ua npuas dej no ua rau kom tsis txhob muaj kev puas tsuaj ntawm ob lub tshav kub insulator thiab qhov chaw nws tiv thaiv, yog lub ru tsev, phab ntsa, lossis lub hauv paus.
Nws tseem ceeb heev uas cov iav ua npuas ncauj tsis tuaj yeem raug puas los ntawm cov cag ntoo. Thiab tseem nws yog kiag li siv tsis tau rau kev nkag mus ntawm kab thiab nas, ua tsaug rau abrasive zog. Cov yam ntxwv ntawm cov khoom no tau pom nws daim ntawv thov nyob rau hauv kev npaj ntawm granaries, warehouses thiab zaub mov tub yees, thaum ua npuas ncauj iav rwb thaiv tsev kuj yog ib tug zoo tagnrho kev tiv thaiv tiv thaiv ntau yam kab mob.
Dab tsi ntxiv qhov zoo thiabQhov tsis zoo ntawm cov iav ua npuas ncauj?
Ntxiv rau cov yam ntxwv tseem ceeb tau teev tseg saum toj no, cov khoom muaj ob peb lwm yam khoom sib txawv.
Ua npuas ncauj iav yog yooj yim heev rau txheej txheem thiab muab nws cov duab uas xav tau siv cov cuab yeej txiav. Qhov no tso cai rau cov insulator no siv rau cov tsev ntawm txhua qhov duab geometric. Tab sis kev lag luam tsim cov blocks yog cov txheej txheem nyuaj, ua rau muaj kev nce nqi ntawm cov khoom.
Insulation-foam iav yog ib yam khoom zoo ib puag ncig uas tsis muaj kev phom sij rau tib neeg kev noj qab haus huv. Thiab tsis ntev los no, nws tau tsim raws li thev naus laus zis, qhov twg hydrogen sulfide tau siv los ua lub tshuab hluav taws xob roj. Nws tsis hnov tsw tau pauv mus rau cov khoom tiav, yog li kev siv cov rwb thaiv tsev hauv kev tsim kho ntiag tug tau txwv tsis pub vim qhov tsis hnov tsw ntawm "rotten qe".
Vim nws cov phooj ywg ib puag ncig, ua npuas ncauj iav tau dhau los ua ib qho ntawm cov khoom siv rwb thaiv tsev nrov tshaj plaws niaj hnub no, ntxiv rau, tom qab siv, cov rwb thaiv tsev tuaj yeem rov ua dua tshiab.
