1. Bohlokoa Saense le Nanoarchitectural Design ea Airgel Coatings
1.1 Tšimoloho le Tlhaloso ea Liaparo tse thehiloeng ho Aerogel
(Liaparo tsa Airgel)
Likoahelo tsa Airgel li emela mokhoa oa phetoho oa lihlahisoa tse sebetsang tse nkiloeng lelapeng le pharaletseng la li-aerogels– e nang le mahlahahlaha, matla a tlaase-tlase a tsebahalang ka ho kenya letsoho ka mokhoa o tsotehang oa mocheso, sebaka se phahameng, le sebopeho sa matla a meralo ea nanoscale.
Ho fapana le li-aerogels tse tloaelehileng tsa monolithic, tseo hangata li leng tlokotsing le tse thata ho li kenyelletsa ho lijeometri tse rarahaneng, Li-airgel layers li sebelisoa e le lifilimi tse tšesaane kapa likarolo tse kaholimo ho li-substratum tse kang litšepe, lipolima, masela, kapa lihlahisoa tsa kaho.
Likarolo tsena li boloka likarolo tsa mantlha tsa li-aerogels tse ngata– haholo-holo nanoscale porosity le ho fokotsa mocheso oa mocheso– ha e ntse e fana ka matla a ntlafalitsoeng a mochini, tenyetseha, le bonolo ba ts'ebeliso ka maano a kang ho fafatsa, qoelisoa-qhoa, kapa ts'ebetso ea roll-to-roll.
Karolo e ka sehloohong ea lihlopha tse ngata tsa airgel ke silica (SiO MABELI), le hoja mekhoa ea mefuta e fapaneng e kenyelletsang li-polymers, khabone, kapa li-preerunners tsa ceramic li sebelisoa haholo ho hlophisa ts'ebetso.
Tšobotsi e hlakileng ea liaparo tsa airgel ke marang-rang a bona a nanostructured, hangata e entsoe ka li-nanoparticles tse hokahaneng tse etsang li-pores tse nang le boholo bo ka tlase 100 li-nanometers– e nyane hofeta tsela e akaretsang ya makumane a moya.
Thibelo ena ea meralo e hatella ka nepo phetisetso ea khase le phetisetso ea mocheso ea convective., ho etsa li-airgel finishes har'a e 'ngoe ea li-insulators tse ka tšeptjoang ka ho fetisisa tse tsejoang.
1.2 Litsela tsa Synthesis le Mekhoa ea ho Omisa
Kaho ea liaparo tsa airgel e qala ka ho thehoa ha marang-rang a mongobo ka chemistry ea sol-gel., moo tse etellang pele limolek'hule joalo ka tetraethyl orthosilicate (TEOS) etsa hydrolysis le condensation reactions ka har'a mokelikeli ho theha marang-rang a silika a mahlakore a mararo..
Mokhoa ona o ka lokisoa hantle ho laola boholo ba pore, morphology e nyane, le khokahanyo ea khokahanyo ka ho fetola litlhaloso tse kang pH, metsi-to-precursor ratio, le mokhanni ea mosa.
Hang ha marang-rang a li-gel a thehoa ka har'a setaele se senyenyane sa filimi holim'a substratum, Tšitiso ea bohlokoa e itšetlehile ka ho ntša lero la pore ntle le ho senya nanostructure– bothata ka moetlo bo rarolloang ka ho omisa ka tsela e feteletseng.
Ka supercritical drying out, solvent (ka kakaretso joala kapa CO ₂) e futhumala ebile e hatelloa ho feta ntlha ea eona ea bohlokoa, ho tlosa sebopeho sa mouoane oa mokelikeli le ho emisa ho fokotseha ho bakoang ke khatello ea capillary.
Ha e ntse e sebetsa hantle, mokhoa ona o na le matla a matla 'me o sa tšoanelehe haholo bakeng sa lisebelisoa tse kholo kapa tsa in-situ.
( Liaparo tsa Airgel)
Ho tlosa lithibelo tsena, tsoelo-pele ea ho omisa khatello ea maikutlo (APD) li hlile li lumelletse tlhahiso ea liphahlo tse matla tsa airgel ntle le ho hloka lisebelisoa tse nang le khatello e phahameng.
Sena se finyelloa ka ho lokisa holim'a marang-rang a silica ho sebelisa baemeli ba silylating (mohlala, trimethylchlorosilane), tse nkang sebaka sa lihlopha tsa hydroxyl ka likarolo tsa hydrophobic, ho fokotsa matla a capillary nakong ea mouoane.
Likoahelo tse hlahisoang li boloka li-porosities li feta 90% le botenya bo tlase ho 0.1– 0.3 g/cm³, ho sireletsa ts'ebetso ea bona ea insulative ha e ntse e etsa hore ho khonehe bakeng sa tlhahiso e mpe.
2. Litšobotsi tsa Katleho ea Mocheso le Mechini
2.1 Insulation e ikhethang ea Thermal le Khatello ea Phetiso e Mofuthu
Sebaka sa bolulo se tsebahalang ka ho fetesisa sa sekoaelo sa airgel ke mocheso oa bona o tlase haholo oa mocheso, ka kakaretso ho fapana le 0.012 ho 0.020 W/m · K maemong a tikoloho– e lekana le moea o khutsitseng ebile e tlase haholo ho feta lisebelisoa tsa khale tsa ho kenya letsoho joalo ka polyurethane (0.025– 0.030 W/m · K )kapa boya ba diminerale (0.035– 0.040 W/m · K).
Ts'ebetso ena e tsoa ho sete ea mekhoa e meraro ea phetisetso e futhumetseng e ka hare ho nanostructure: phetisetso e fokolang e tiileng ka lebaka la marang-rang a tšesaane a li-silica ligaments, conduction e fokolang ea aeriform ka lebaka la phallo ea Knudsen ho li-pores tse ka tlase ho 100 nm, le ho fokotsa phetisetso ea mahlaseli ka doping kapa ntlafatso ea pigment.
Ka likopo tse utloahalang, esita le masela a masesaane (1– 5 mm) ea airgel finishing e ka finyella ho hanyetsa mocheso (R-boleng) e ts'oanang le e teteaneng haholo ea setso, e kgontshang ditaele tse khinang sebaka sebakeng sa sefofane, ho hlahisa lienfelopo, le lisebelisoa tsa mobile.
Ho feta moo, lilae tsa airgel li bontša ts'ebetso e sireletsehileng ho pholletsa le mefuta e mengata ea mocheso, ho tloha mathateng a cryogenic (-200 °C )ho lekanya mocheso o phahameng (hoo e ka bang 600 ° C bakeng sa litsamaiso tse hloekileng tsa silika), ho etsa hore di lokele dibaka tse thata.
Mosi o fokolang oa bona le ponahalo ea letsatsi li ka matlafatsoa le ho feta ka ho kopanya mebala e khanyang ea infrared kapa meaho ea multilayer., ho ntlafatsa tšireletso ea mahlaseli lits'ebetsong tse pepesitsoeng ke letsatsi.
2.2 Mechanical Durability le Substrate Compatibility
Ho sa tsotelehe porosity ea bona e feteletseng, Lisebelisoa tsa sejoale-joale tsa airgel li bonts'a matla a makatsang a mochini, haholo-holo ha e matlafalitsoe ka li-binders tsa polymer kapa nanofibers.
Mefuta e fapaneng ea li-organic-inorganic formulations, joalo ka tse kopanyang li-aerogels tsa silica le li-polymers, li-epoxies, kapa polysiloxanes, ntlafatsa ho ikamahanya le maemo, ho khomarela, le ho hanyetsa tšusumetso, ho etsa hore seaparo se mamelle ho thothomela, paesekele e futhumetseng, le abrasion e nyane.
Sistimi ena e nyalisitsoeng e boloka ts'ebetso e ntle haholo ea ho kenya letsoho ha e ntse e fihlela bolelele ba boleng ho fihla ho 5– 10%, ho tshireletsa kgahlanong le ho robeha tlasa khatello.
E kopantsoe le li-substratum tse fapaneng– tshepe, aluminium, konkreite, khalase, le li-foil tse ngata tse fapaneng– e finyelloa ka ho phunya bokahodimo, baemeli ba kopanyang lik'hemik'hale, kapa in-situ bonding nakong eohle ea phekolo.
Ho phaella moo, airgel layers e ka etsoa hore e be hydrophobic kapa superhydrophobic, ho leleka metsi le ho emisa ho kenella ha mongobo ho ka senyang ts'ebetso ea ho kenya letsoho kapa ho baka kutu.
Motsoako ona oa ho tšoarella ha mochini le ho hanyetsa tikoloho o ntlafatsa bophelo bo bolelele ka ntle, tsa metsing, le litlhophiso tsa indasteri.
3. E sebetsang ka ho Fetisisa le Motsoako oa Multifunctional
3.1 Acoustic Damping le Audio Insulation Matla
Ka ntle ho tsamaiso ea mocheso, airgel finishes e bonts'a bokhoni bo bongata ba ho kenya acoustic ka lebaka la nanostructure ea bona ea pore e bulehileng, e ntshang matla a modumo ka ditahlehelo tse teteaneng le ho hohlana ka hare.
Marang-rang a tortuous nanopore a sitisa ho ata ha maqhubu a molumo, ka ho qolleha mofuteng o tlwaelehileng wa mahareng ho isa hodimo, ho etsa hore airgel e qetelle hantle ho fokotsa lerata ka har'a liphaposi tsa moea, liphanele tsa likoloi, le ho haha bokaholimo ba marako.
Ha o kopantsoe le li-viscoelastic layers kapa li-micro-perforated strugglings le, Sistimi e thehiloeng ho aerogel e ka khona ho monya molumo oa Broadband ka boima bo fokolang haholo– molemo oa bohlokoa lits'ebetsong tse hlokomelang boima ba 'mele.
Ts'ebetso ena e mengata e etsa hore ho be le litšitiso tse kopaneng tsa mocheso-acoustic, ho fokotsa tlhokahalo ea likarolo tse ngata tse arohaneng maemong a rarahaneng.
3.2 Ho hanyetsa Mollo le Thepa ea Phokotso ea Mosi
Likoahelo tsa Airgel ka tlhaho ha li che, kaha lisistimi tse thehiloeng ho silika ha li kenye mafura mollong 'me li khona ho mamella maemo a mocheso ho feta mabaka a ho chesa a tloaelehileng a moaho le kaho le lihlahisoa tsa ho kenya letsoho..
Ha e amana le li-substratum tse tukang tse kang lehong, lipolima, kapa masela, liaparo tsa airgel li sebetsa e le tšitiso ea mocheso, ho lieha ho fetisa mocheso le pyrolysis, ka hona ho matlafatsa ho hanyetsa mollo le ho matlafatsa nako ea ho phonyoha.
Mefuta e meng e kenyelletsa li-additives tsa intumescent kapa li-dopants tse thibelang lelakabe (mohlala, phosphorus kapa lintho tsa boron) tse atolohang ha ho futhumatsa, ho theha lera le sireletsang la char e sireletsang hantle thepa e ka tlase.
Holim'a moo, ho fapana le li-insulation tse ngata tse thehiloeng ho polymer, lilae tsa airgel li etsa mosi o fokolang 'me ha li na liphetoho tse kotsi ha li futhumetse haholo, ho ntlafatsa polokeho libakeng tse koaletsoeng joalo ka lithanele, likepe, le meaho e phahameng.
4. Likopo tsa Liindasteri le Tse Tsoang ho Mafapha 'ohle
4.1 Matla a Matla ho Thepa ea Kaho le ea Indasteri
Lisebelisoa tsa Airgel li fetola taolo e bonolo ea mocheso ka setaele le moralo.
E sebelisoa lifensetereng, bokaholimo ba marako, le marulelo, ba fokotsa ho futhumatsa ha ntlo le lithane tse pholileng ka ho fokotsa phapanyetsano e futhumetseng le e futhumetseng, ho kenya letsoho tlhophisong ea kaho ea matla a se nang matla.
Liaparo tsa airgel tse bonaletsang, haholoholo, lumella phetiso ea mots'eare ha u ntse u thibela ho eketseha ha mocheso, li etsa hore li be tse phethahetseng bakeng sa li-skylights le bokaholimo ba marako a likharetene.
Liphaepheng tsa indasteri le litanka tsa polokelo, Insulation e koahetsoeng ka aerogel e fokotsa tahlehelo ea matla mouoane, cryogenic, le ho sebetsa litsamaiso tsa mokelikeli, ho matlafatsa ts'ebetso ea ts'ebetso le ho fokotsa khabone e tsoang.
Boemo ba bona bo tšesaane bo lumella ho khutlisetsoa morao libakeng tse nang le sebaka se lekanyelitsoeng moo ho ke keng ha kenngoa liaparo tse tloaelehileng.
4.2 Sepakapaka, Tshireletso, le Wearable Innovation Assimilation
Sebakeng sa sefofane, Liaparo tsa airgel li sireletsa likarolo tse hlokolosi ho tloha liphetohong tse matla tsa mocheso nakong eohle ea ho kena ha sepakapaka kapa mesebetsi e tebileng ea sebaka..
Li sebelisoa tsamaisong ea tšireletso ea mocheso (TPS), matlo a sathelaete, le masela a astronaut a lekanang, moo ho boloka boima ba 'mele ka kotloloho ho fetolelang litšenyehelo tse theotsoeng.
Likopong tsa ts'ireletso, Masela a koahetsoeng ka aerogel a fana ka mokelikeli o bobebe o bobebe bakeng sa basebetsi le lisebelisoa sebakeng sa arctic kapa lehoatateng..
Theknoloji e ka aparoang e rua molemo ho tsoa ho metsoako e mengata ea airgel e bolokang mocheso oa 'mele ka liaparo tse bohlale, thepa e kantle, le mekhoa ea pholisi ea mocheso oa meriana.
Ho phaella moo, boithuto ke ho sibolla li-airgel tse qetellang tse nang le li-unit tse kenelletseng tsa kutlo kapa lisebelisoa tsa phetoho ea mohato (Li-PCMs) bakeng sa ho tenyetseha, sekoahelo se amohelang se ikamahanyang le mathata a tikoloho.
Qetellong, Liaparo tsa airgel li fana ka mohlala oa matla a boenjiniere ba nanoscale ho rarolla mathata a maholo a matla., tshireletso, le botsitso.
Ka ho kopanya li-ultra-low thermal conductivity le ho feto-fetoha ha mechine le bokhoni ba mesebetsi e mengata., ba ntse ba hlalosa bocha meeli ea boenjiniere ba holim'a metsi.
Ha litšenyehelo tsa tlhahiso li fokotseha mme mekhoa ea ts'ebeliso e ntse e sebetsa haholo, Likoahelo tsa airgel li behiloe molemong oa ho fetoha sehlahisoa se tloaelehileng molokong o latelang, mekhoa ea polokeho, le libaka tse bohlale ho pholletsa le limmaraka.
5. Kopa
Cabr-Concrete ke morekisi oa Concrete Admixture e nang le over 12 lilemo tsa boiphihlelo ba ho boloka matla a nano-building le nts'etsopele ea nanotechnology. E amohela tefo ka Credit Card, T/T, West Union le Paypal. TRUNNANO e tla romella thepa ho bareki ba mose ho maoatle ka FedEx, DHL, ka moea, kapa ka lewatle. Haeba u batla boleng bo holimo Concrete Admixture, ka kopo ikutloe u lokolohile ho ikopanya le rona le ho romela potso.
Li-tag:Liaparo tsa Airgel, Silica Airgel Thermal Insulation Coating, ho roala ka mocheso oa mocheso
Lingoliloeng tsohle le litšoantšo li tsoa Marang-rang. Haeba ho na le litaba tsa copyright, ka kopo ikopanye le rona ka nako ho hlakola.
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