Txhua lub tsev thiab lub tsev rau txhua lub hom phiaj yuav tsum tau insulated. Cov txheej txheem no tuaj yeem siv rau hauv pem teb, qab nthab, hauv paus thiab phab ntsa. Tsis muaj lub tsev lossis lub tsev haujlwm tuaj yeem ua haujlwm yam tsis muaj qhov cua los ntawm qhov cua sov tawm. Qhov no txhais tau hais tias xws li ib tug system kuj xav tau thermal rwb thaiv tsev.
Vim li cas thiaj xav tau kev rwb thaiv tsev thermal
Nws tso cai rau koj los daws peb txoj haujlwm tseem ceeb. Ua ntej, koj tuaj yeem tiv thaiv condensation los ntawm kev tsim. Qhov thib ob, kom txo cov suab nrov ntawm cov khoom siv. Thib peb, koj tuaj yeem txo cov nqi cua sov.
Xaiv cov khoom thiab nws hom
Txhawm rau ua kom lub thermal rwb thaiv tsev ntawm cov kav dej, nws yog qhov yuav tsum tau xaiv cov khoom siv. Cov no tuaj yeem yog cylindrical plhaub, cov ntaub ntawv yob lossis cov khoom siv. Nyob rau hauv rooj plaub tom kawg, peb tab tom tham txog ib qho kev sib txawv uas haum rau cov square thiab duab plaub. Tab sis nyob rau hauv cov ntaub ntawv ntawm systems ntawm ib tug txawv configuration, daim ntawv thermal rwb thaiv tsevsiv tsis tshua muaj heev. Qhov no yog vim qhov nyuaj ntawm kev teeb tsa thiab nce lub sijhawm ua haujlwm. Tsis tas li ntawd, koj yuav tsum tau ua ntau cov pob qij txha, uas ua rau cov qauv tsis muaj zog.
Kev hloov zoo heev yog yob rwb thaiv tsev. Lub hauv paus feem ntau yog ntxhia wool. Nws thickness txawv ntawm 40 mus rau 80 mm. Hom nrov tshaj plaws yog 50 mm. Tsis tshua muaj, ntxhia wool 80 mm tuab yog siv. Xws li cov kev daws teeb meem rau thermal rwb thaiv tsev ntawm qhov cua ducts muaj feem xyuam rau kev tsim vaj huam sib luag loj, tab sis tsis yog rau lub tsev ntiag tug.
Mineral wool thiab polyethylene ua npuas ncauj
Yog tias koj siv cov ntaub plaub ntxhia nrog txheej txheej txheej, koj yuav tsis tsuas yog ua kom cov qauv siv tau zoo dua, tab sis kuj tseem tiv thaiv nws tus kheej. Nws yog ib qho tseem ceeb uas yuav tsum nco ntsoov tias cov ntaub pua plag maj mam ua ncuav, thiab dhau sij hawm nws yuav pib tawg, yog li koj yuav tsum tau ceev faj thaum ua haujlwm nrog nws.
Cov rwb thaiv tsev cua sov ntawm cov pa cua feem ntau ua nrog polyethylene ua npuas ncauj. Xws li kev ua haujlwm yog pheej yig dua, txij li tus nqi ntawm cov khoom siv tsawg dua. Cov rwb thaiv tsev muaj qhov tuab me me, yog li cov yeeb nkab yuav tsum tau qhwv nrog polyethylene ob peb zaug. Raws li nws cov yam ntxwv, cov khoom no zoo ib yam li cov roj hmab foamed. Ntawm cov kev xaiv yob, cov ntxhia wool rwb thaiv tsev yog suav tias yog qhov tseem ceeb.
rwb thaiv tsev plhaub
Lub plhaub tuaj yeem yog monolithic (hauv qhov no, nws yog strung ntawm cov yeeb nkab) lossis pab pawg. Cov kev xaiv tom kawg yog siv rau kev npaj ua haujlwm ua haujlwm. Plhaubtuaj yeem pab tawm hauv cov chaw uas cov yeeb nkab hla ntawm phab ntsa. Thaum winding yob rwb thaiv tsev nyob rau hauv xws li mob, nws yuav nyuaj. Cov txiaj ntsig zoo nkauj tuaj yeem ua tiav hauv qhov chaw qhib sab nraum zoov. Txawm li cas los xij, cov ntsiab lus uas cov kav dej tig tsis tuaj yeem raug kaw nrog lub tog raj kheej. Nyob rau hauv cov xwm txheej zoo li no, kev siv cov ntaub ntawv insulating yog pom zoo.
Lub plhaub tuaj yeem tsim los ntawm:
- Styrofoam.
- Mineral wool.
- Extruded Styrofoam.
- YPolyethylene.
- Rubber.
Nyob rau hauv cov khoom siv thiab cov pa tso pa tawm, muaj suab nrov thaum ua haujlwm. Nrog rau kev nce hauv ntu ntu ntawm cov yeeb nkab, qhov kev hla dhau los ua siab dua, tab sis qhov kev tiv thaiv kuj nce ntxiv. Kev ua tiav sab hauv tso cai rau koj ua kom lub ntsej muag du raws li qhov ua tau, uas ua rau cov cua ntws qis dua.
Cov tshuaj tiv thaiv kev sib xyaw ua ke tsis tshua muaj siv niaj hnub no, vim tias cov kev daws teeb meem siv tau ntau dua muaj nyob hauv khw. Silencers tuaj yeem txo cov suab nrov. Ntxiv nrog rau cov ntxhia wool, iav ntaub plaub tuaj yeem siv rau thermal rwb thaiv tsev, uas yog them nrog cov khoom siv ntxiv dag zog. Sab hauv yog fiberglass nrog impregnation. Koj tuaj yeem siv ua npuas ncauj elastomers. Lawv zoo vim tias lawv tuag thaum raug hluav taws thiab tsis txhawb kev sib tsoo. Cov ntaub ntawv zoo li no muaj tus lej ntxiv, lawv yog:
- Tsis txhob cia pwm tuaj.
- Absorb noo.
- Ua phem rau cov kab mob.
- Cia rhawv los tsis muaj mob.
Kev rwb thaiv tsev cua sov ntawm cov pa cua feem ntau ua los ntawm cov ntaub ntawv hauv qab no:
- YPolyisocyanate.
- YChloridepolyvinyl.
- YPolystyrene.
Lawv yog hluav taws kub, zoo li polyethylene thiab polyurethane. Cov ntaub ntawv no tau muab rau hauv daim ntawv ntawm tubular sectors, blocks thiab daim hlau. Qhov chaw tseem ceeb ntawm kev siv yog sab hauv thermal tiv thaiv. Nyob rau hauv lub hauv paus ntawm phenol, nthuav resins yog tsim, uas yog fireproof thiab stably enduring cov teebmeem ntawm microbiological tshuaj. Vim li no, lawv tau muab tso rau hauv cov pa cua ntawm cov tub yees.
nrhiav dab tsi ua ntej pib ua haujlwm
Xaiv cov khoom siv zoo rau kev tiv thaiv thermal yog qhov nyuaj heev, yog li qee yam yuav tsum tau coj mus rau hauv tus account. Ua ntej, nws yog ib qho tseem ceeb uas yuav tau xav txog qhov twg cov kav dej nyob hauv - hauv chav lossis ntawm txoj kev. Qhov thib ob, nws yog ib qho tsim nyog yuav tsum coj mus rau hauv tus account lub cheeb thiab thickness ntawm cov yeeb nkab. Thib peb, koj yuav tsum tau xyuam xim rau cov khoom siv tseem ceeb.
Yog tias peb tab tom tham txog kev ua pa hauv tsev, nws yog insulated nrog polyethylene ua npuas ncauj. Los ntawm nws, npaj txhij-ua plhaub yog ua los ntawm cov yeeb nkab. Nrog lawv cov kev pab, koj tuaj yeem cais lub cev los ntawm hypothermia. Qhov zoo ntawm cov ntaub ntawv no yog qhov tsis muaj cov khoom tsis zoo hauv cov khoom xyaw. Yog tias tsim nyog rau ib txhij insulate cov kav dej thiab cov kav dej cua, yuav tsum siv cov ntaub plaub ntxhia.
Technique rau kev ua haujlwm. Cov lus qhia ib ntus
Thaumthermal rwb thaiv tsev ntawm huab cua ducts, uas nyob rau sab nraum lub rhuab qhov chaw, rwb thaiv tsev yog nqa tawm los ntawm lub qhov hluav taws xob mus rau lub deflector. Yog hais tias cov yeeb nkab mus los ntawm lub qab nthab thiab hla lub ru tsev, nws yuav tsum tau insulated thoob plaws qhov ntev ntawm ntu nyob rau hauv lub qab nthab. Cov kev cai tib yam siv rau thaj tsam uas dhau los ntawm chav tsev tsis muaj cua sov.
Cov khoom siv cua sov yog nruab nrog cov khoom tsim nyog thoob plaws. Kev siv cov thawv yog feem ntau siv rau hauv attics. Thermal rwb thaiv tsev nyob rau hauv cov ntaub ntawv no muaj daim ntawv ntawm casings thiab muaj foamed polyethylene. Ntawm qhov zoo ntawm txoj hauv kev no, ib tus yuav tsum qhia txog tus nqi pheej yig thiab muaj peev xwm yuav khoom hauv txhua lub khw muag khoom kho vajtse. Lub casing yog pom zoo kom xaiv rau hauv tus account qhov loj ntawm cov yeeb nkab.
Polyethylene ua npuas ncauj tuaj yeem deteriorate thaum raug ultraviolet teeb. Txhawm rau tshem tawm cov nyhuv no, nws yog ib qho tsim nyog yuav tsum tau npog sab nraud ntawm cov qauv nrog txhuas ntawv ci hauv chav ua noj. Thaum ua cov thermal rwb thaiv tsev ntawm cov khoom cua ducts, nws yog ib qhov tsim nyog los ntsuas lub cheeb thiab qhov siab ntawm lub system los ntawm sab nraud. Tom ntej no, ib lub casing ntawm qhov xav tau loj yog npaj. Yog tias lub kaus tau teeb tsa, nws yuav tsum tau muab tshem tawm. Lub casing yog stretched mus rau lub hauv paus ntawm lub raj xa dej. Lub kaus tuaj yeem rov qab los rau nws qhov chaw.
Ntawv nyiaj yog siv los ntawm hauv qab mus rau sab saum toj ntawm qhov system. Qhov no yuav ua rau kom lub neej ntawm cov qauv. Nrog kev pab los ntawm tooj liab lossis stainless hlau clamps, lub winding tuaj yeem kho. Yog tias kev ua haujlwm tau ua nyob rau hauv central Russia, qhov kev daws teeb meem no yog qhov zoo tshaj plaws. Yog tias peb tab tom tham txog huab cua hnyav dua, koj yuav xav tau cov rwb thaiv tsev zoo li cov ntxhiapaj rwb ntaub plaub. Nws ua haujlwm zoo nyob rau hauv tsev thiab kev lag luam ventilated ducts. Yog tias xav tau, cov khoom siv tuaj yeem siv sab hauv thiab tawm. Ib qho piv txwv yog Isover coatings.
Yuav tsum tau cuab yeej
Thaum txhim kho cov kab hluav taws xob, npaj cov cuab yeej hauv qab no:
- Spatula.
- Stapler.
- Square.
- Nkauj.
- Sharp-sharpened siv riam.
- Tus kav.
- Roulette.
- Marker.
Lub spatula yuav tsum muaj cov roj hmab ua haujlwm. Daim kab xev nplaum yuav tsum yog txhuas, lub thickness ntawm lub sawb yog 7.5 cm.
Cov Lus Qhia Tus Kheej
Ua ntej txiav cov khoom siv insulating, thaum xam qhov xav tau qhov dav, nws yog qhov tsim nyog los tsim ntawm txoj kab uas hla ntawm cov yeeb nkab. Muab ob npaug rau lub thickness ntawm rwb thaiv tsev yuav tsum tau ntxiv rau tus nqi no. Cov nyiaj tau nce los ntawm 3.14 npaug. Qhov no yuav tso cai rau koj kom tau txais qhov ntsuas qhov xav tau. Lub yob yog unwound thiab qhov kev ncua deb ntawm nws yog ntsuas. Thaum ntsuas, nws yog ib qho tseem ceeb kom tsis txhob ntub cov paj rwb ntaub plaub. Yog tias nws los nag sab nraud, nws yog qhov zoo dua los ncua kev npaj ntau dua li poob khoom kim.
Thaum koj ua qhov kev txiav ntawm qhov chaw, koj yuav tsum cais cov paj rwb txheej ntawm cov ntawv ci. Thaum lub yob txiav, raws li lub cim npaj, nws yog ib qhov tsim nyog los qhwv cov yeeb nkab rau hauv nws. Txhua txhua 10 cm, nws yog ib qho tsim nyog los kho cov seam nrog stapler thiab nplaum qhov chaw txuas nrog daim kab xev.
Tom qab ntawd, cov roj hmab spatula tau dhau los ntawm cov nplaum nplaum, ces cov kua nplaum yuav zoo dua rau ntawm qhov chaw. Yog ua hauj lwmyog nqa tawm nrog cov kav dej uas muab lub tsev nrog huab cua, nws yog ib qho tsim nyog los npog cov kab ke los ntawm cov cua sov los ntawm cov pob qij txha. Qhov teeb meem no tuaj yeem daws tau yooj yim los ntawm kev txiav cov duab nkhaus. Lawv qhov ntev yog xaiv raws li cov txiaj ntsig suav. Fragments yuav tsum tau nthuav tawm kom lawv duplicate cov teeb meem khoov. Cov pob qij txha yuav tsum tau them nrog txhuas daim kab xev, uas tuaj yeem hloov kho nrog lub spatula.
Nws yooj yim zoo nkauj ua haujlwm nrog lub plhaub, vim nws siv rau hauv qhov chaw thiab snaps rau hauv qhov chaw. Thermal rwb thaiv tsev ntawm qhov cua ducts tuaj yeem nyuaj qhov twg huab cua sib cais tshwm sim. Thaum ua haujlwm ntawm kev tsim khoom lag luam, cov khoom siv yuav tsum tau siv uas muaj peev xwm tiv thaiv kev sib tsoo lossis hlawv, tab sis kev poob siab tsis tseem ceeb. Cov kab hluav taws xob uas nyob sab nraum zoov tsis tuaj yeem raug insulated nrog mounting ua npuas ncauj.
Thickness xam
Lub thickness ntawm thermal rwb thaiv tsev ntawm cov pa ducts yog ncaj qha proportional rau lub thermal conductivity thiab inversely proportional rau lub tshav kub hloov coefficient. Txheej thickness yog teem rau hauv tus account:
- Qhov txawv ntawm huab cua kub hauv qhov system thiab hauv chav.
- Duct parameters.
- Kub thiab av noo hauv lub tsev.
- rwb thaiv tsev thermal conductivity.
Kev suav cov thermal rwb thaiv tsev ntawm cov ducts cua yog ua los ntawm kev ua rau lub dew point kub, uas nyob ntawm cov av noo thiab huab cua kub hauv chav. Nws yog ib qho tseem ceeb uas yuav tau xyuam xim rau cov thermal conductivity ntawm cov khoom. Los ntawmthickness yuav nyob ntawm nws.
Yog tias tus coefficient yog 0.03, qhov pom qhov kawg thickness tus nqi yog 1.9 cm.
Nrog cov coefficient ntawm 0.032, lub thickness yuav tsum tau nce mus rau 2.1 cm.
Lub thickness nce mus rau 2.3 cm yog tias lub thermal conductivity yog 0.034.
Lub thickness yuav yog 3 cm yog tias tus coefficient yog 0.04.
Tus kheej-nplaum duct rwb thaiv tsev feem ntau muaj cov coefficient ntawm 0.038. Rau tus nqi no, lub thickness ntawm cov khoom yuav tsum yog 2.8 cm.
Kev piav qhia ntawm tus kheej-adhesive thermal rwb thaiv tsev
Daim ntawv thermal rwb thaiv tsev nrog cov txheej txheem nws tus kheej yog ua los ntawm polyethylene ua npuas ncauj. Lub degree ntawm firmware nce mus txog 60%. Cov txheej yog aluminium reflective foil. Lub thickness ntawm no txheej yog 70 µm. Qhov ceev ntawm cov khoom yog 29 kg / m 3. Qhov ntsuas kub rau kev ua haujlwm txawv ntawm -60 txog + 80 ˚С. Lub thermal conductivity coefficient yog 0.037. Nws yog ntsuas ntawm qhov kub ntawm +40 ˚С.
Nws tus kheej-nplaum thermal rwb thaiv tsev rau cov cua ducts yog thawj pab pawg ntawm kev nyab xeeb hluav taws. Cov khoom yog ntim rau hauv ib yob, qhov dav thiab txoj kab uas hla yog 0.98 thiab 0.76 m, feem. Kev teeb tsa ntawm cov khoom siv yog yooj yim heev ua tsaug rau nws tus kheej-nplaum txheej ntawm cross-linked polyethylene. Lub rwb thaiv tsev yog hloov tau yog li nws tuaj yeem siv rau cov radiators tsis tau tshem tawm.
Zaj lus
Kev suav cov thickness ntawm cov rwb thaiv tsev thermal ntawm cov kav dej yog qhov tseem ceeb heevtheem ntawm kev ua haujlwm. Yog tias qhov ntsuas no raug xaiv tsis raug, lub kaw lus yuav ua haujlwm nrog kev ua haujlwm tsawg. Tej zaum koj yuav pom tias qhov kub poob yuav nce ntxiv. Cov ntaub ntawv rau thermal rwb thaiv tsev ntawm cov pa ducts feem ntau yog xaiv los ntawm kev siv lub hom phiaj ntawm qhov chaw. Ib qho tseem ceeb heev yog kev nyab xeeb ntawm rwb thaiv tsev rau cov tsev nyob.
