Okpomọkụ na-eguzogide oke nke omenalanano airgel felnwere ezigbo ihe mkpuchi thermal arụmọrụ. Mmetụta mkpuchi okpomọkụ nke nano airgel chere na ọ dị elu karịa nke ihe mkpuchi okpomọkụ ọdịnala. Na uru pụrụ iche nke nano porous Ọdịdị, ọ ghọọ "okpomọkụ mkpuchi ace" n'okpuru oké ọnọdụ dị ka ulo oru elu okpomọkụ na miri oyi. Enwere ike ịgbasa nsonaazụ arụrụ arụ ọrụ site na akụkụ ndị a: bụ silica aerogel, nke nwere ihe karịrị 90% nano pores n'ime, na pore size dị nnọọ nta karịa ụzọ free nke ikuku molekul, nke nwere ike jirichaa iguzogide okpomọkụ conduction, convection na radieshon. 4. Anti thermal ujo + mgbanwe dị fechaa, ihe na-echegbu onwe ya karịa ihe owuwu na ndozi
nano airgel chereNano airgel chere? Nano airgel chere bụ "oke arụmọrụ yana akara nchekwa ike" maka mkpuchi ụlọ ọrụ. Ngwaahịa nke N'ebe okpomọkụ dị n'ime ụlọ, okpomọkụ ya dị ala dị ka 0.018-0.025W / (m · K), nke bụ nanị ọkara nke ajị nkume (0.04-0.05W / (m · K)) na 60% -70% nke seramiiki eriri owu (0.03-0.06W / (m · K)). N'okpuru otu mmetụta mkpuchi ọkụ ahụ, ịdị arọ nke airgel nwere mmetụta naanị 1 / 3 - 1 /2 nke ihe ọdịnala, nke nwere ike ịchekwa ohere ntinye akụrụngwa.
nano airgel chere, mmetụta nke nano airgel mmetụta, thermal mkpuchi mmetụta nke nano airgel chere.
Gịnị bụ thermal mkpuchi mmetụta nkeNano airgel cherena-ekpuchi -200 ℃ ~ 650 ℃, na gbanwetụrụ elu okpomọkụ na-eguzogide ụdị nwere ike iru ihe karịrị 1000 ℃. Ọ bụghị naanị na a ga-eji ya maka mkpuchi oyi nke akụrụngwa cryogenic dị ka nitrogen mmiri mmiri na ikuku oxygen, kamakwa izute ihe mkpuchi ọkụ nke ndị na-esi mmiri ọkụ, igwe igwe, na ọkpọkọ okpomọkụ. Nke ka mkpa, na oke okpomọkụ dị iche gburugburu gburugburu, ya thermal conductivity adịghị agbanwe agbanwe nke ukwuu ma na-edobe ike mkpuchi arụmọrụ, dị nnọọ elu na nkume ajị anụ na-adịkarị mfe mmiri ọdịda na ala okpomọkụ na calcium silicate na a mberede abawanye na thermal conductivity na elu okpomọkụ.
Kedu ihe mmetụta mkpuchi ọkụ nke nano airgel chere?
A na-emeso nano airgel dị elu na hydrophobicity, yana ọnụego hydrophobicity nwere ike iru karịa 98%. Ọbụlagodi na ọ nọ na ebe iru mmiri na oke iru mmiri ruo ogologo oge, ọ gaghị etinye mmiri mmiri. Otú ọ dị, ihe mkpuchi ọdịnala dị ka ajị anụ nkume na ajị iko ga-enweta mbelata nke ihe karịrị 50% na arụmọrụ mkpuchi mgbe ọ na-amịkọrọ mmiri, nke nwekwara ike iduga na-emebi akụrụngwa; Gel ikuku nwere ike zere nsogbu a, ọkachasị dabara adaba maka ọnọdụ mmiri dị ka injinịa kemịkalụ, injinia mmiri na injinia n'okpuru ala.
5. Enyi na gburugburu ebe obibi na ire ọkụ, yana ụkpụrụ nzute arụmọrụ nchekwa
Ibu ibu nke airgel chere bụ naanị 180 - 300kg /m ³. Ọ dị nro ma na-agbanwe agbanwe, enwere ike kechie ya ozugbo n'elu ụlọ dị mgbagwoju anya dịka ọkpọkọ pụrụ iche, valves, na flanges akụrụngwa. Enwere ike ịkpụ ya na mado ya na-enweghị usoro mgbagwoju anya, na-eme ka arụmọrụ nrụnye dịkwuo mma. N'otu oge ahụ, ọnụọgụ ya nke mgbasawanye okpomọkụ dị oke ala, na-enwe ike iguzogide mgbanwe okpomọkụ na-emekarị, ọ gaghịkwa agbawa ma ọ bụ daa n'ihi mgbasawanye okpomọkụ na nkwụsị dị ka ihe nkedo siri ike. Ndụ ọrụ ya dị ogologo oge 2-3 karịa ihe ọdịnala, na-ebelata ụgwọ ọrụ mmezi na ọkwa ikpeazụ.
3. Hydrophobic na mmiri na-egosi, anaghị emebi emebi na gburugburu iru mmiri
Akụkụ bụ isi nke nano airgel chere bụ silicon dioxide inorganic, nke na-enweghị asbestos, formaldehyde na ihe ndị ọzọ na-emerụ ahụ. Ọrụ nsure ọkụ ya erutela ọkọlọtọ klaasị A anaghị ere ọkụ. Ọ gaghị ahapụ ikuku na-egbu egbu na okpomọkụ dị elu. Ọ na-ezute ihe ndị a chọrọ maka nchebe gburugburu ebe obibi ụlọ ọrụ na nchekwa ọkụ, ma dị mma karịsịa maka kemịkalụ, ọkụ eletrik na ogige ihe owuwu nke nwere ihe siri ike maka nchebe gburugburu ebe obibi na nchekwa.
Ụgwọ nke ụlọ ọrụ Rosewool Insulation Refractory Co., Ltd2. Wide okpomọkụ nso ike mmegharị, ike na-arụ ọrụ n'okpuru ma elu na ala okpomọkụ ọnọdụIsi akụrụngwa nkenwere ultra-obere okpomọkụ conduction nke <0.018W / (m ・ K), nnukwu okpomọkụ nso nkwụsi ike nke -200 ℃ ~ 1000 ℃, 99.5% + hydrophobic na fechaa mgbanwe, na ike ịzọpụta ike budata n'okpuru oké ọrụ ọnọdụ dị ka elu okpomọkụ / omimi oyi / iru mmiri. Ijikọta nnyefe mpaghara na ọrụ teknụzụ ahaziri ahazi, ọ bụ nhọrọ kacha mma maka nkwalite mkpuchi ụlọ ọrụ.
