Ko te whakakāwhata whakakorikori he hangarau e whakamahi ana i ngā whakakorikori motuhake (pēnei i te rino, te ferrosilicon, te boron, me ētahi atu) i te wā e whakaritea ana ngā rauemi waro hei whakahaere i te huringa o te waro kore-āhua ki te hanganga kāwhata i ngā pāmahana iti iho.
Kaupapa Hangarau
Ko te kaupapa matua o te whakakāwhata whakakorikori kei te whakamahi i ngā whakakorikori hei whakaiti i te kaha whakahohe o te tauhohenga whakakāwhata, ā, mā reira ka tere ake te whakawhiti o ngā ngota waro mai i te whakaritenga koretake ki te hanganga kāwhata raupapa. Ko ngā tikanga matua ko ngā ariā e rua:
Tikanga Whakarewa-Ua:
Ka rewa te waro kore-ahua ki roto i te ranunga rewa i hangaia e te whakakorikori. Ina tae te rewa ki te āhua tino mātotoru, ka puta ngā ngota waro hei tioata karāhe.
Hei tauira, ka taea e te whakakorikori ferrosilicon te whakarewa i te waro tae atu ki te 2% i te 1600°C, ka akiaki i te waro kia tau hei karāpeti. I te wa ano, ko te hanganga o ngā hanganga karāpeti silicon hexagonal e āwhina ana i te hanganga karāpeti.
Tikanga Hanga-Wehenga o te Warowaihā:
Ka tauhohe te whakakorikori ki te waro hei hanga i ngā karawiti, ka pirau hei karāpeti me te kohu whakarewa i ngā pāmahana tiketike.
Hei tauira, ka tauhohe te waikura rino ki te waro hei whakaputa i te rino me te hauota waro. Kātahi ka honoa te rino ki te waro hei hanga i te karāhe rino, ā, ka pirau hei waro me te rino ngāwari ki te whakapūkara.
Ngā Momo me ngā Pānga o te Whakakōkī
Whakakōkī Ferrosilicon:
- Ko te ihirangi silicon tino pai ko te 25%, ka taea te whakaiti i te pāmahana graphitization mai i te 2500-3000°C ki te 1500°C.
- Ka pā te rahi o te matūriki o te ferrosilicon ki te pānga whakaterenga: ina heke te rahi o te matūriki mai i te 75 μm ki te 50 μm, ka heke te ātete hiko. Heoi, mā te iti rawa o ngā matūriki (<50 μm) ka piki ake te ātete.
Kaiwhakaoho Boron:
- Ka taea e ia te whakaiti i te pāmahana whakakāwhata ki raro iho i te 2200°C me te whakarei ake i te taumata whakatakotoranga o ngā muka waro.
- Hei tauira, mā te tāpiri i te 0.25% waikawa boric ki tētahi kiriata graphene kua waikurahia, me te whakamahana i te 2000°C ka whakanui ake i te kawe hiko mā te 47% me te nekehanga whakakāwhata mā te 80%.
Kaiwhakaoho Rino:
- Ko te ira rewa o te rino he 1535°C. Ina tāpirihia te silicon, ka heke te ira rewa ki te 1250°C pea, ā, ka tīmata te mahi whakatere i tēnei pāmahana.
- Ka puta te rino hei hau i te 2000°C, ko te silicon ia ka puta hei kohu i runga ake i te 2240°C, kāore he toenga e toe ana i te hua whakamutunga.
Ngā Painga Hangarau
Penapena Pūngao:
Ko te whakakāwhata tuku iho e hiahiatia ana he pāmahana teitei o te 2000-3000°C, engari ko te whakakāwhata whakakorikori ka taea te whakaiti i te pāmahana ki te 1500°C, ka nui te penapena pūngao.
Te Huringa Whakaputa Poto:
Ka whakatereterehia te whakaritenga anō o ngā ngota waro e te mahi whakakorikori, ka whakapotohia te wā whakakāwhata.
Te Whakarei Ake i te Mahi Rauemi:
Ka taea e te whakakāwhata whakakorikori te whakatika i ngā hapa hanganga me te whakanui ake i te taumata o te whakakāwhata, ā, ka whakapai ake i te kawe hiko, te kawe wera, me te kaha ā-pūkaha.
- Hei tauira, ka puta he kiriata graphene me te kawe hiko o te 3400 S/cm mā te whakakāwhata boron, he mea e tika ana mō ngā tono i roto i ngā hikohiko ngāwari me te ārai i te pokanoa hikohiko.
Ngā Wāhi Whakamahinga
Ngā Rauemi Irahiko:
Ko ngā irahiko karāpiti i hangaia mā te whakakārāpiti catalytic he nui te kawe hiko me te ātete wera, e pai ai mō ngā ahumahi pēnei i te whakarewa me te matū hiko.
Ngā Rauemi Rokiroki Pūngao:
Ka whakamahia ngā rauemi waro kua whakakākahuria hei anode i roto i ngā pākahiko lithium/konutai, hei whakapai ake i te kaha tuku-utu me te pumau o te huringa.
Ngā Rauemi Whakakotahi:
Ka taea e te hangarau whakakāwhata whakakorikori te whakaputa rauemi hiato waro/waro mahi teitei mō te whakamahi i roto i te rererangi, te hanga motuka, me ētahi atu mara.
Ngā Wero Hangarau
Te Kōwhiringa me te Arotautanga o te Whakakōkī:
He rerekē ngā pānga whakatere o ngā whakakōkī rerekē, nō reira me whiriwhiri ngā whakakōkī tika i runga i te momo rauemi me ngā āhuatanga o te tukanga.
Ngā Take Toenga Whakakōkī:
He teitei ngā ira rewa o ētahi whakakorikori (pēnei i te vanadium), ā, he uaua ki te tango katoa i muri i te whakakāwhata, ka pā pea ki te parakore o ngā rauemi.
Mana Tukanga:
He tairongo te whakakāwhata whakakorikori ki ngā tawhā pēnei i te pāmahana, te āhuarangi, me te wā, me whakahaere tika kia kore ai e nui rawa te whakakāwhata, e kore rānei e ranea te whakakāwhata.
Wā tuku: Oketopa-09-2025