A na-akpọkwa usoro ikpo ọkụ nke otu ọkụ kristal kwụ ọtọ ebe okpomọkụ. Ọrụ nke sistemụ ikuku graphite na-ezo aka na sistemụ niile maka ịgbaze ihe silicon na idobe otu kristal na-eto n'otu ọnọdụ okpomọkụ. N'ikwu ya n'ụzọ dị mfe, ọ bụ ihe zuru okeusoro kpo oku graphitemaka ịdọrọ otu silicon kristal.
Mpaghara okpomọkụ graphite n'ozuzu gụnyere(ihe graphite) mgbanaka nrụgide, mkpuchi mkpuchi, mkpuchi mkpuchi elu, etiti na nke ala,graphite crucible(Crucible petal atọ), mkpanaka nkwado crucible, crucible tray, electrode, heater,tube ndu, graphite bolt, na iji gbochie nkwụsị nke silicon, ala ọkụ ọkụ, electrode metal, mkpanaka nkwado, niile nwere efere nchebe na mkpuchi nchebe.
Enwere ọtụtụ isi ihe kpatara iji electrodes graphite na mpaghara thermal:
Ezigbo conductivity
Graphite nwere ezigbo ọkụ eletrik ma nwee ike na-eduzi nke ọma ugbu a na mpaghara okpomọkụ. Mgbe mpaghara thermal na-arụ ọrụ, ọ dị mkpa ka ewebata ike ugbu a site na electrode iji mepụta okpomọkụ. Igwefoto graphite nwere ike hụ na ihe dị ugbu a na-agafe n'ụzọ kwụsiri ike, belata mfu ume, ma mee ka ebe ọkụ ọkụ na-ekpo ọkụ ngwa ngwa wee ruo ogo ọrụ achọrọ. Ị nwere ike iche n'echiche na, dị ka iji wires dị elu na sekit, graphite electrodes nwere ike inye ọwa ugbu a na-adịghị egbochi ya maka ebe okpomọkụ iji hụ na arụ ọrụ nkịtị nke ebe okpomọkụ.
Nnukwu okpomọkụ na-eguzogide
Ebe a na-ekpo ọkụ na-arụ ọrụ na gburugburu ebe okpomọkụ dị elu, na graphite electrode nwere ike iguzogide oke okpomọkụ. Ebe agbaze nke graphite dị oke elu, n'ozuzu karịa 3000 ℃, nke na-enyere ya aka ịnọgide na-enwe usoro kwụsiri ike na ịrụ ọrụ na mpaghara okpomọkụ dị elu, ọ gaghị eme ka ọ dị nro, deform ma ọ bụ gbazee n'ihi oke okpomọkụ. Ọbụna n'okpuru ọnọdụ ọrụ okpomọkụ dị ogologo oge, graphite electrode nwere ike ịrụ ọrụ nke ọma ma na-enye ọkụ na-aga n'ihu maka ebe okpomọkụ.
Nkwụsi ike nke kemịkal
Graphite nwere ezigbo nkwụsi ike kemịkalụ na oke okpomọkụ yana ọ naghị adị mfe iji ihe ndị ọzọ meghachi omume na kemịkal. N'ebe a na-ekpo ọkụ, enwere ike ịnwe gas dị iche iche, ọla a wụrụ awụ ma ọ bụ kemịkalụ ndị ọzọ, na graphite electrode nwere ike iguzogide mmebi nke ihe ndị a ma nọgide na-eguzosi ike n'ezi ihe na arụmọrụ ya. Nkwụsi ike nke kemịkalụ a na-eme ka iji ogologo oge nke electrodes graphite na mpaghara thermal ma belata mmebi na nnọchi ugboro nke electrodes nke mmeghachi omume kemịkal kpatara.
Mechanical ike
Electrodes graphite nwere ụfọdụ ike arụ ọrụ ma nwee ike iguzogide nrụgide dị iche iche na mpaghara okpomọkụ. N'oge echichi, ojiji na mmezi nke thermal ubi, electrodes nwere ike ido onwe ya n'okpuru ike mpụga, dị ka clamping ike n'oge echichi, nchekasị mere site thermal mgbasawanye, wdg The n'ibu ike nke graphite electrode na-enyere ya aka ịnọgide na-eguzosi ike n'okpuru ndị a. na-emesi ike ma ọ dịghị mfe imebi ma ọ bụ mebie.
Ọnụ ọnụ ahịa
Site na ọnụ ahịa ego, electrodes graphite dị oke ọnụ ahịa. Graphite bụ akụ sitere n'okike nwere ọnụ ahịa ngwuputa na nhazi dị obere. N'otu oge ahụ, graphite electrodes nwere ogologo ndụ ọrụ na arụmọrụ a pụrụ ịdabere na ya, na-ebelata ọnụ ahịa nke nnọchi electrode ugboro ugboro. Ya mere, iji graphite electrodes na thermal ubi nwere ike ibelata mmepụta ihe na-eme ka arụmọrụ.
Oge nzipu: Sep-23-2024