I loko o ka honua nui o ka hana ʻenehana, ʻaʻole hiki i nā loulou kī nui ke hana me ke kākoʻo ʻole o nā mea hana kiʻekiʻe. I kēia lā, e hoʻolauna mākou i kahi mea e hana nui i nā ʻoihana kuʻuna e like me nā kilns a me nā ʻōnaehana desulfurization -hoʻoheheʻe sintered silika carbide seramika.
He aha ka silicon carbide ceramic?
ʻO ka silikon carbide ceramic kahi mea hana seramika holomua i haku ʻia me ke silika a me ke kalapona. ʻAʻole ia he seramika maʻamau, akā he "metamaterial" me nā waiwai maikaʻi loa. Loaʻa iā ia nā hiʻohiʻona o ka ikaika wela kiʻekiʻe, ke kūpaʻa maikaʻi i ka lole, ka haʻahaʻa haʻahaʻa o ka hoʻonui ʻana i ka wela, ka paʻakikī kiʻekiʻe, a me ke kūpaʻa corrosion kemika, kahi e kū ai i waena o nā mea he nui.
ʻO ka Reaction sintered silicon carbide ceramics kahi ʻano kūikawā o ka silicon carbide ceramics, a ʻo kā lākou kaʻina hana hoʻomākaukau he mea kūʻokoʻa loa - ʻo ka mua, paʻi ʻia nā ʻāpana maikaʻi o ka alpha SiC a me nā mea hoʻohui i loko o ke kino ʻōmaʻomaʻo, a laila hoʻopili ʻia me ka silika wai i ke kiʻekiʻe wela. I kēia manawa, loaʻa ke kalapona i loko o ka blank i kahi hopena kemika kupanaha me ka Si infiltrated, e hoʻohua ana i ka β - SiC a paʻa paʻa me ka α - SiC. I ka manawa like, hoʻopiha ka silicon manuahi i nā pores, i ka loaʻa ʻana o kahi mea seramika paʻa loa.
ʻO ka pōhaku kihi i ke kiln
He kuleana koʻikoʻi a koʻikoʻi ka hoʻopili ʻana o ka silicon carbide ceramics i nā kiln wela kiʻekiʻe. No ka laʻana, i loko o nā kiln hana seramika e like me ka roller kilns, tunnel kilns, shuttle kilns, etc., ua hana ʻia i mau mea nui e like me nā lima nozzle, crossbeam rollers, a me nā paipu ea anuanu.
Hiki i ka lima nozzle flame ke hoʻomalu pono i ke koena o ka mahana i loko o ke kiln. Loaʻa iā ia nā hiʻohiʻona o ka ikaika wela kiʻekiʻe, ke kūpaʻa o ka oxidation, ka pale ʻana i ka lole, a me ke kūʻē ʻana i ka wikiwiki a me ka hoʻomehana. ʻAʻole ia e uhaʻi a hoʻololi paha ma hope o ka hoʻohana ʻana i ka wela kiʻekiʻe no ka wā lōʻihi, e hōʻoiaʻiʻo ana i kahi ʻano wela paʻa i ka kiln. He mea koʻikoʻi ia no ka puhi ʻana i nā huahana ceramic kiʻekiʻe.
ʻO nā huila crossbeam a me nā ʻauwaʻa ea anu i nā kuleana koʻikoʻi no ke kākoʻo a me ka ea. Loaʻa i ka crossbeam roller nā hiʻohiʻona o ke kūpaʻa wela maikaʻi, ka pale ʻana i ka oxidation, a me ke kūpaʻa kiʻekiʻe-mehana creep. ʻAʻole maʻalahi ka deform a kūlou ma hope o ka hoʻohana lōʻihi ʻana i nā wela kiʻekiʻe, e hōʻoia ana i ka paʻa o ke ʻano o loko o ka kiln a me ka lawe ʻana i nā mea. ʻO ka ʻea anuanu ke kuleana no ka hoʻoponopono ʻana i ke kahe o ke kinoea a me ka hāʻawi ʻana i ka mahana i loko o ka kiln, e hōʻoia i ka hana maʻamau o ke kiln.
Mai ka hiʻohiʻona o nā ʻāpana i hana ʻia, ʻike ʻia nā mea maikaʻi o ka carbide silicon sintered i ka hana ʻana i nā ʻāpana kiln. Ma muli o kona nui ʻaʻole i hoʻololi ʻia ma mua a ma hope o ka sintering, hiki ke hana ʻia i kekahi ʻano a me ka nui ma hope o ka hana ʻana. Hiki i nā mea hana Kiln ke hana i nā ʻano like ʻole a me nā kikoʻī o nā ʻāpana e like me nā hoʻolālā kiln like ʻole a me nā pono hana, e hoʻokō i nā koi hana o nā huahana nui a paʻakikī, paʻakikī i nā mea ʻē aʻe ke hoʻokō.
ʻO ka laina pale ikaika o ka ʻōnaehana desulfurization
Ma ke kahua o ka mālama ʻana i ke kaiapuni e like me ka desulfurization o ka mea kanu, ʻo ka hopena sintered silicon carbide ceramics ke pāʻani nei hoʻi i kahi koʻikoʻi, ʻike nui ʻia i ka mea nui o nā nozzles desulfurization. He nui nā mea haumia e like me ka sulfur dioxide i loko o ke kinoea i hoʻokuʻu ʻia mai nā mea kanu mana, a ʻo nā nozzles desulfurization nā mea hana nui no ka wehe ʻana i kēia mau mea haumia.
ʻO ka hopena sintered silicon carbide desulfurization nozzle loaʻa nā waiwai maikaʻi e like me ka ikaika kiʻekiʻe, ka paʻakikī kiʻekiʻe, ke kūpaʻa corrosion ikaika, ke kūpaʻa ʻaʻahu, a me ke kūpaʻa wela kiʻekiʻe. He ola lawelawe koʻikoʻi kona ma lalo o nā kūlana paʻakikī, ʻaʻole hiki ke hoʻohālikelike ʻia me nā mea maʻamau. ʻO nā ʻano nozzles desulfurization maʻamau i hoʻohana ʻia me nā nozzles spiral a me nā nozzles vortex, he ʻokoʻa nā manaʻo a me nā loina hana, akā hiki ke hoʻomaʻamaʻa maikaʻi i ka desulfurizer a hoʻopili piha iā ia me ke kinoea flue, a laila e loaʻa ai ka hopena desulfurization maikaʻi.
Ma o ka hoʻolālā hoʻolālā kū hoʻokahi, hana ka spiral nozzle i ka wai i loko o ka papa waho e pā i ka ʻili spiral ma kekahi kihi ma ka nozzle, hoʻololi i ke kuhikuhi ʻana i ka spraying a haʻalele i ka nozzle, e hana ana i kahi kahua noe conical paʻa, hiki ke hāʻawi i nā ʻano like ʻole o ka ʻūhā, a loaʻa nō hoʻi ke kiʻekiʻe absorption maikaʻi ma lalo o ke kaomi haʻahaʻa. Hiki i ka vortex nozzle ke komo i loko o ke keʻena swirl o ka nozzle mai ka ʻaoʻao tangent, a laila e hoʻokuʻu mai ka puka ma nā kihi ʻākau a i ke kuhikuhi inlet. He liʻiliʻi a ʻaʻahu like ka spray, a he nui ke kahawai vortex, ʻaʻole maʻalahi ke pale.
No nā ʻāpana i hana ʻia o nā ʻōnaehana desulfurization, hiki i ka carbide silicon sintered ke hoʻopili i ke ʻano nozzle kūpono loa, ka nui, a me nā hiʻohiʻona e like me nā kaʻina desulfurization like ʻole, nā kahe kahe o ke kinoea, nā manaʻo, a me nā ʻāpana ʻē aʻe, e hōʻoiaʻiʻo ana i ka hana pono a me ka paʻa o ka ʻōnaehana desulfurization a me ka hoʻokō ʻana i nā koi kūlohelohe.
ʻO ka Reaction sintered silicon carbide ceramics he mea hiki ʻole ke hoʻololi ʻia i nā ʻoihana ʻoihana kuʻuna e like me nā kilns a me nā ʻōnaehana desulfurization ma muli o kā lākou mau waiwai kūʻokoʻa a me nā pono kūpono. Hāʻawi lākou i kahi hōʻoia paʻa no ka hana maikaʻi, kūpaʻa, a me ke kaiapuni o ka hana ʻenehana a hoʻokomo i ka ikaika ikaika i ka hoʻomaikaʻi ʻana i ka ʻenehana a me ka hoʻomohala ʻana i nā ʻoihana kuʻuna.
Ka manawa hoʻouna: Jun-07-2025