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Porous ceramic me ke kiʻekiʻe wela kū'ē, kiʻekiʻe ikaika, maikaʻi kemika paʻa
ʻO nā lako seramika porous no ka kānana a me nā mea hoʻokaʻawale
ʻO ka mea kānana i hoʻokumu ʻia me ka porous ceramic plate a i ʻole nā huahana tubular i loaʻa nā hiʻohiʻona o ka wahi kānana nui a me ka pono kānana kiʻekiʻe. Hoʻohana nui ʻia i ka hoʻomaʻemaʻe wai, ka hoʻokaʻawale ʻana i ka aila a me ka kānana ʻana, ka hopena organik, ka waikawa a me ka hopena alkali, nā wai viscous ʻē aʻe a me ka ea i hoʻopaʻa ʻia, coke umu kinoea, mahu, methane, acetylene a me nā kinoea hoʻokaʻawale ʻē aʻe. No ka mea, ua loaʻa i nā seramika porous nā mea maikaʻi o ke kūpaʻa wela kiʻekiʻe, ke kūpaʻa ʻana, ka pale ʻana i ka corrosion kemika a me ka ikaika mechanical kiʻekiʻe, hōʻike lākou i ko lākou mau pono kūʻokoʻa i ka wai corrosive, wai wela kiʻekiʻe, metala hoʻoheheʻe a pēlā aku.
ʻO nā lako seramika porous no ka hoʻoheheʻe ʻana i ke kani a me nā mea hoʻohaʻahaʻa leo
E like me ke ʻano o nā mea kani kani, hoʻohana nui ka porous ceramics i kāna hana diffusion, ʻo ia hoʻi, e hoʻopuehu i ke kaomi ea i hoʻokumu ʻia e nā hawewe kani ma o ka hale porous, i mea e hoʻokō ai i ke kumu o ke kani ʻana. Ma ke ʻano he mea kani kani, pono nā seramika porous i ka puka liʻiliʻi (20-150um), porosity kiʻekiʻe (ʻoi aku ma mua o 60%), a me ka ikaika mechanical kiʻekiʻe. Ua hoʻohana nui ʻia nā seramika porous i nā hale kiʻekiʻe, nā tunnels, nā subways a me nā wahi ʻē aʻe me nā koina pale ahi kiʻekiʻe, nā kikowaena hoʻouna kīwī, nā hale kiʻiʻoniʻoni a me nā wahi ʻē aʻe me nā koi insulation leo kiʻekiʻe.
Semiconductor vacuum adsorption
Ma muli o kona mana adsorption maikaʻi a me kāna hana, ʻo ka porous ceramics he mau mea hiki ʻole ke hoʻololi ʻia no ka adsorption vacuum a me ka hoʻololi ʻana o nā wafers silicon i nā kaʻina semiconductor.
Hoʻohana ʻia nā mea seramika porous no ka ʻike ʻana i nā mea
ʻO ke kumu hana o ka sensor humidity a me ke kinoea sensor o ka ceramic sensor ʻo ia ke waiho ʻia ka micro-porous ceramic i loko o ke kinoea a i ʻole ka wai wai, hoʻopili ʻia kekahi mau mea i loko o ke ʻano me ke kino porous, a me ka hiki a i ʻole kēia manawa. o ka micro-porous ceramic e hoʻololi e ʻike i ke ʻano o ke kinoea a i ʻole ka wai. Loaʻa i ka sensor seramika nā hiʻohiʻona o ke kūpaʻa wela kiʻekiʻe, ka pale ʻana i ka corrosion, ke kaʻina hana maʻalahi, ka maʻalahi a me ka ʻike pololei, a hiki ke hoʻohana ʻia i nā manawa kūikawā he nui.
Hoʻohana ʻia nā mea diaphragm e nā mea seramika porous.
ʻO ka porous ceramic kahi wahi pili nui me ka wai a me ke kinoea, a ʻoi aku ka haʻahaʻa o ka volta pākaukau ma mua o nā mea maʻamau. No laila, ʻo ka hoʻohana ʻana i nā seramika porous i nā mea electrolytic diaphragm hiki ke hōʻemi nui i ka uila uila, hoʻomaikaʻi i ka pono electrolytic, a mālama i ka ikehu uila a me nā mea electrode. Hoʻohana ʻia nā membrane seramika porous i nā kemika kemika, nā wahie a me nā pūnaeho photochemical.
ʻO nā mea hana seramika porous no nā mea hoʻolaha ea
Puhi ʻia ke kinoea i loko o ka pauka paʻa ma o nā mea seramika porous, hiki ke hana i ka pauka i kahi ʻano ʻoluʻolu a me ka wai, e hoʻokō i ka hoʻoili wela wikiwiki, ka hoʻololi ʻana i ka wela, e hoʻolalelale i ka hopena, a pale i ka pauka mai ka caking. He kūpono ia no ka lawe ʻana i ka pauka, hoʻomehana, hoʻomaloʻo a me ka hoʻoluʻu, ʻoi aku hoʻi no ka sima, ka lime, nā mea hana alumina pauka a me ka lawe ʻana i ka pauka.
ʻO nā seramika porous e hoʻokaʻawale i ka wela
Loaʻa i nā ceramics porous nā mea maikaʻi o ka porosity kiʻekiʻe, haʻahaʻa haʻahaʻa, haʻahaʻa haʻahaʻa haʻahaʻa haʻahaʻa, ke kūpaʻa wela nui, liʻiliʻi liʻiliʻi ka wela wela a ua lilo i mea hoʻomaʻamaʻa maʻamau. Hiki ke hoʻohana ʻia nā mea ʻeleʻele porous kiʻekiʻe e hoʻohana ʻia no ka pūpū mokulele a me ke poʻo missile ... etc.
ʻO nā mea hana seramika porous no nā noi biomedical
Hoʻokumu ʻia nā bioceramics porous ma ke kumu o nā bioceramics maʻamau, me ka biocompatibility maikaʻi, nā waiwai paʻa kino a me nā mea kemika a me nā hopena ʻaoʻao ʻole, a ua hoʻohana nui ʻia i ka ʻoihana biomedical. Ua hoʻohana ʻia nā niho a me nā mea kanu ʻē aʻe i hana ʻia me nā seramika porous.
ʻO nā seramika liʻiliʻi (2 um) | FT-A (20 um) | FT-B (30 um) | FT-C (70um) | ||||
kala kala | ʻeleʻele | hina hina | hina hina | hina hina | |||
pore anawaena(μm) | 2 | 20 | 30 | 70 | |||
holo-holo(L/min) | 4 ~ 7(ψ28 、-94kPa) | ≧20(ψ28 、-94kPa) | ≧20(ψ28 、-94kPa) | ≧20(ψ28 、-94kPa) | |||
mānoanoa(g/cm3) | 2.1±0.1 | 2±0.1 | 1.95±0.1 | 1.9±0.1 | |||
pale pale ili(Ω/sq) | 106~ 109 | 106~ 109 | 106~ 109 | 106~ 109 | |||
noʻonoʻo (%)) | 6±1 | N/A | N/A | N/A | |||
paakiki(HRH) | ≧45 | ≧40 | ≧40 | ≧40 | |||
porosity(%) | 45 | 34 | 34 | 36.1 | |||
ikaika haki(kgf/mm2) | N/A | 4.7 | 4.7 | 4.6 | |||
ʻŌpio modulus(GPa) | 35 | N/A | N/A | N/A | |||
hoʻokaʻawale wela(W/(m・K)) | 1 | N/A | N/A | N/A | |||
koena hoonui wela(10-6~/K) | 8 | 2.9 | 2.9 | 10-6/K @100°C | 10-6/K @150°C | ||
6.7 | 7.1 | ||||||
mea maka nui | alumina | SIC | SIC | SIC |