I nā ʻano hana ʻenehana o nā kiln tunnel a me nā kiln pipeline, ʻo ke ʻano wela kiʻekiʻe e like me ka "mauna ahi" - pono nā mea pono e kū i ka ʻala lōʻihi ma luna o 800 ℃, ʻoiai ke kūʻē nei i ka hoʻoheheʻe ʻana o nā kinoea oxidizing a me nā kinoea acidic. Hiki i nā mea metala kuʻuna ke palupalu a me ka deformation i loko o kēia kaiapuni, e hopena i ka emi koke o ke ola. Eia naʻe,ʻO ke koʻokoʻo pahu pahu pahu i hana ʻia me ka silikon carbide (SiC)mea e like me ka "kiʻekiʻe-mehana fighter", hilinaʻi ma luna o kona inherent heat resistance gene, lilo i "kai heleuma" no ka paʻa hana o kiʻekiʻe wela kilns.
ʻO ke kumu e hiki ai i nā wili pahu pahu pahu silicon carbide ke lilo i "mea hoʻokani ace" ma ke kahua wela kiʻekiʻe ma muli o kā lākou mau waiwai waiwai.
1. E kūkulu i kahi "pale wela"
Ke ʻoi aku ka mahana ma mua o 1200 ℃, e hoʻokumu ʻia kahi kiʻiʻoniʻoni silicon dioxide (SiO ₂) oxide ma luna o ka ʻili o ka silicon carbide. ʻAʻole hiki ke hoʻokaʻawale i kēia ʻāpana o ka "pale pale" i ka hopena pololei o ka wela kiʻekiʻe ma luna o ka substrate, akā ke pale aku hoʻi i ke komo ʻana o nā kinoea acidic, e loaʻa ana i ka "pale pālua i ka corrosion kiʻekiʻe".
2. ʻOi aku ka ikaika o ka wela
Kūlike ʻole i ke ʻano o nā mea metala e palupalu i ka wā e ʻike ʻia ai i ka wela, ʻaʻole mālama wale ka silicon carbide i kona ikaika kulou i ka pae wela kiʻekiʻe o 800 ℃ -1350 ℃, akā hōʻike pū kekahi i kahi hoʻonui. ʻO kēia ʻano "kūʻē i ke ʻano" e hiki ai i ka pahu wili ke paʻa i nā wahi wela kiʻekiʻe, e pale ana i ka hāʻule ʻana o ka hale ma muli o ka palupalu.
3. Thermal "kumu teleportation"
ʻO ka conductivity thermal o ka silicon carbide he ʻehā mau manawa ma mua o ke kila, hiki ke hoʻopuehu koke i ka wela kūloko e like me ke "alanui wela", e pale ana i ka hōʻiliʻili ʻana o nā "wahi wela" i loko o ke kiln. ʻAʻole pale wale kēia hiʻohiʻona i ka roller ponoʻī, akā mālama pū nō hoʻi i ka paʻa o ka mahana hopena desulfurization, hoʻomaikaʻi i ka pono holoʻokoʻa.
Hānau ʻia no nā hiʻohiʻona ʻenehana wela wela
ʻO ke kūpaʻa wela kiʻekiʻe o nā wili lāʻau kuʻekuʻe kiʻekiʻe kiʻekiʻe ka mea hoʻohiwahiwa iā lākou i nā hiʻohiʻona desulfurization kiʻekiʻe e like me nā boilers thermal power, sintering kila, a me ka pohā kemika. Ma hope o ka hoʻohana ʻana i kēia ʻāpana, hiki i nā ʻoihana ke hōʻemi nui i ke alapine o ka pani ʻana a me ka mālama ʻana i ka wela, ʻoiai e hoʻonui ana i ke ola lawelawe o nā mea hana i nā manawa he nui o nā mea kuʻuna, loaʻa maoli ka "wela kiʻekiʻe me ka ʻole o ka pani ʻana, ka palekana o ke kaiapuni me ka ʻole o ka hoʻomaha ʻana".
Ma ke ʻano he ʻoihana hou i ka noiʻi a me ka hoʻomohala ʻana i nā mea seramika silicon carbide, ʻike mākou i nā wahi ʻeha o nā mea hana ma lalo o nā kūlana hana koʻikoʻi. Hoʻokomo ʻia kēlā me kēia silicon carbide square beam roller i ka ʻimi hope loa o ka ʻepekema waiwai. I ka wā e hiki mai ana, e hoʻomau mākou i ka nānā ʻana i ka "kūʻai wela kiʻekiʻe" ma ke ʻano he alakaʻi holomua nui, a hoʻohana i ka mana o ka ʻenehana e pale i ka laina pale ʻōmaʻomaʻo o ka hana ʻoihana.
Ka manawa hoʻouna: Apr-24-2025