Te whakataki hua me te tono o te carbide silicon pango
Kāpira silicon pango(whakarāpopototanga ko te black silicon carbide) he rauemi kore-whakarewa horihori i hangaia mai i te onepu quartz me te petroleum coke hei rauemi mata matua, ā, ka whakarewaina i te pāmahana teitei i roto i te oumu ātete. He āhua pango-hina, he pango pouri rānei tōna, he tino pakeke, he pai te kawe wera me te pumau matū. He rauemi mata ahumahi tino pai, ā, he whānuitia te whakamahinga i roto i ngā mea whakakoi, ngā rauemi ātete, te whakarewa, te uku, te hikohiko me ētahi atu mara.
Ⅰ. Ngā āhuatanga mahi o te karawiti silicon pango
Te pakeketanga o te Mohskāpira silicon pangoKo tōna teitei he 9.2, ko tōna tuarua anake ki te taimana me te nitride boron cubic, ā, he tino kaha te ātete ki te kakahu me te ātete ki te pānga. Ko tōna ira rewa he tata ki te 2700°C, ā, ka taea e ia te pupuri i te pumau o te hanganga i roto i ngā taiao pāmahana teitei, ā, kāore e ngāwari ki te pirau, ki te whakapē rānei. Hei tāpiri, he pai te kawe wera me te iti o te tauwehenga whānui wera, ā, e whakaatu tonu ana i te pumau o te ru wera pai i raro i ngā āhuatanga pāmahana teitei me te pēhanga teitei.
Mō ngā āhuatanga matū, he pai te ātete o te karawiti silicon pango ki te waikura ki ngā waikawa me ngā kawakore, ā, he tino pai mō te whakamahi ahumahi i roto i ngā taiao uaua. Nā te kaha o te kawe hiko, he rauemi rerekē hoki mō ētahi rauemi whakamahana hiko me ngā mara haurua-ira.
Ⅱ. Ngā āhua me ngā whakaritenga matua o te hua
Ka taea te hanga i te waro silicon pango ki ngā āhua rerekē e ai ki ngā rahi me ngā whakamahinga matūriki rerekē:
Rauemi poraka: he tioata nunui i muri i te whakarewanga, e whakamahia ana mō te tukatuka anō, hei tāpiringa whakarewa rānei;
Onepū kirikiri (onepū F/onepū P): whakamahia hei hanga wira huri, mea whakakoi kirikiri, pepa kirikiri, me ētahi atu;
Paura moroiti (W, raupapa D): e whakamahia ana mō te huri tino tika, te oro, te whakakoi uku, me ētahi atu;
Paura moroiti taumata-nano: e whakamahia ana mō ngā uku hiko kounga teitei, ngā rauemi hiato kawe wera, me ētahi atu.
Ko te rahi o te matūriki kei waenga i te F16 me te F1200, ā, ka taea e te rahi o te matūriki o te paura moroiti te tae ki te taumata nanometer, ka taea te whakarite kia rite ki ngā whakaritenga hangarau o ngā mara tono rerekē.
Ⅲ. Ngā wāhi tono matua o te karawiti silicon pango
1. Ngā taputapu whakakoi me ngā taputapu huri
Ko ngā mea whakakoi te mea tino tuku iho, te mea tino whānuitia hoki e whakamahia ana mō te karawiti silicon pango. Mā te whakamahi i tōna pakeketanga teitei me ōna āhuatanga whakakoi-ake, ka taea te whakamahi i te karawiti silicon pango ki te hanga i ngā momo hua whakakoi, pērā i ngā wira huri, ngā kōpae tapahi, te pepa kirikiri, ngā pane huri, ngā whakapiri huri, me ētahi atu, e tika ana mō te huri me te tukatuka i ngā rauemi pērā i te rino maka, te maitai, ngā konganuku kore-ferrous, te uku, te karāhe, te quartz, me ngā hua sima.
Ko ōna painga ko te tere o te huri, te kore e ngāwari ki te ārai, me te pai o te tukatuka. He whānuitia te whakamahinga i roto i te tukatuka whakarewa, te hanga mīhini, te whakapaipai whare me ētahi atu ahumahi.
2. Ngā rauemi ātete-wera
Nā te pumau o te pāmahana me te ātete ki te waikura, he whānuitia te whakamahinga o te warowaihā silicon pango i roto i te mara o ngā rauemi ātete pāmahana teitei. Ka taea te hanga hei pereki warowaihā silicon, hei whakapuru oumu, hei oko whakarewa, hei ngongo tiaki i te thermocouple, hei taputapu oumu, hei pūwero, hei pereki tuyere, ā, he whānuitia hoki te whakamahinga i roto i ngā ahumahi pāmahana teitei pērā i te whakarewa, ngā konganuku kore-ferrous, te hiko, te karāhe, te sima, me ētahi atu, hei whakaroa i te roa o te ora o ngā taputapu me te whakapai ake i te haumaru mahi.
Hei tāpiritanga, he pai ngā āhuatanga ārai-patunga o ngā rauemi silicon carbide i roto i ngā āhuarangi whakahāweawe pāmahana teitei, ā, he pai hoki mō te whakamahi i roto i ngā wāhanga matua o ngā oumu wera, ngā oumu wera me ētahi atu taputapu.
3. Ahumahi whakarewa
I roto i ngā tukanga whakarewa pēnei i te hanga maitai me te whakarewa, ka taea te whakamahi i te karawiti silicon pango hei tango i te waikura, hei whakamahana, hei whakapūmau anō hoki i te waro. Nā te nui o te waro me te tukunga wera tere, ka taea e ia te whakapai ake i te pai o te whakarewa me te whakapai ake i te kounga o te maitai rewa. I taua wā anō, ka taea hoki e ia te whakaiti i te nui o te paru i roto i te tukanga whakarewa, ā, ka whai wāhi hoki ki te pure i te maitai rewa.
Ka tāpirihia hoki e ētahi mira maitai tētahi ōwehenga o te silicon carbide hei whakarerekē i te hanganga i roto i te whakarewanga o te rino maka me te rino ngāwari hei penapena utu me te whakapai ake i te mahi whakarewa.
4. Ngā uku me ngā rauemi hiko
He rauemi mata nui anō hoki te karawiti silicon pango mō ngā uku mahi. Ka taea te whakamahi hei hanga uku hanganga, uku ātete-kakahu, uku kawe wera, me ētahi atu, ā, he whānui ngā tirohanga ki ngā mara hiko, ahumahi matū, mīhini, me ētahi atu. He pai rawa te kawe wera, tae atu ki te 120 W/m·K te kawe wera, ā, he maha ngā wā ka whakamahia i roto i ngā rauemi whakamarara wera kawe wera, ngā rauemi atanga wera me ngā wāhanga whakamarara wera LED.
Hei tāpiritanga, kua uru haere te karawiti silicon ki te ao o ngā haurua hiko, ā, kua noho hei rauemi taketake mō ngā taputapu pāmahana teitei me te ngaohiko teitei. Ahakoa he iti ake te parakore o te karawiti silicon pango i tērā o te karawiti silicon matomato, ka whakamahia anō hoki i roto i ētahi hua hiko reo-waenga me te ngaohiko iti.
5. Ngā ahumahi photovoltaic me te pūngao hou
He whānuitia te whakamahinga o te paura silicon carbide pango mō te tapahi i ngā anga silicon i roto i te umanga photovoltaic. Hei mea whakakoi i roto i te tukanga tapahi waea taimana, he pai ōna mō te pakeke teitei, te kahatapahite kaha, te iti o te ngaronga, me te mata tapahi maeneene, e āwhina ana ki te whakapai ake i te whai huatanga tapahi me te hua o ngā angaanga silicon me te whakaiti i te tere ngaronga o te angaanga me ngā utu whakaputa.
I te whanaketanga tonu o te pūngao hou me ngā hangarau rauemi hou, kei te whakawhanakehia hoki te silicon carbide mō ngā mara hou pēnei i ngā tāpiringa hiko kino mō te pākahiko lithium me ngā kawe kiriuhi uku.
Ⅳ. Whakarāpopototanga me te Tirohanga
He mea nui te mahi a te karawiti silicon pango i roto i ngā mara ahumahi maha nā ōna āhuatanga miihini, wera me te matū pai rawa atu. I te haere tonu o te whanaketanga o te hangarau hanga, te whakahaere i te rahi o te matūriki hua, te whakamahine parakore me te whānui haere tonu o ngā mara tono, kei te whanake haere te karawiti silicon pango ki te mahi teitei me te tika.
I te heke mai, me te tere o te pikinga ake o ngā ahumahi pēnei i te pūngao hou, ngā uku hiko, ngā mea papaihuri me te hanga atamai, ka nui haere te hiranga o te warowaihā silicon pango i roto i te mara o te hanga kounga teitei, ā, ka noho hei wāhanga matua o te pūnaha hangarau rauemi matatau.