1. WANNE KAYAN
Coke (kimanin 75-80% a cikin abun ciki)
Petroleum Coke
Coke man fetur shine mafi mahimmancin albarkatun ƙasa, kuma yana samuwa a cikin nau'i-nau'i daban-daban, daga coke na allurar anisotropic zuwa kusan coke na isotropic.Coke ɗin allura mai matuƙar anisotropic, saboda tsarinsa, yana da matuƙar mahimmanci don kera na'urorin lantarki masu inganci da ake amfani da su a cikin murhun wutan lantarki, inda ake buƙatar ƙarfin ɗaukar nauyi mai ƙarfi na lantarki, inji da thermal.Coke man fetur kusan ana samar da shi ne ta hanyar jinkirin tsarin coking, wanda shine hanya mai sauƙi mai sauƙi na kawar da ragowar gurɓataccen mai.
Needle coke shine kalmar da aka saba amfani da ita don nau'in coke na musamman tare da graphitizability mai girman gaske wanda ya samo asali ne daga ƙaƙƙarfan fifikon daidaitaccen tsarin tsarin sa na turbostratic da kuma takamaiman siffar ƙwayar hatsi.
Masu ɗaure (kimanin 20-25% a cikin abun ciki)
Tushen kwalta
Ana amfani da abubuwa masu ɗaure don agglomerate ƙaƙƙarfan barbashi da juna.Ƙarfinsu mai girma don haka yana canza haɗuwa zuwa yanayin filastik don gyare-gyare ko extrusion na gaba.
Farar kwal ɗin kwal ɗin ƙwayar cuta ce kuma tana da tsarin ƙamshi daban-daban.Saboda yawan adadin zoben benzene da aka maye gurbinsa da naƙasasshe, ya riga ya sami ingantaccen tsarin zane mai siffar hexagonal na graphite, don haka yana sauƙaƙa samuwar yankuna masu hoto masu kyau yayin graphitisation.Pitch ya tabbatar da zama mai ɗaure mafi fa'ida.Ita ce ragowar distillation na kwalta.
2. CUDURWA DA TSORO
Ana haxa coke ɗin da aka niƙa da farar kwal ɗin kwal da wasu abubuwan da za a iya haɗawa don samar da manna iri ɗaya.Ana kawo wannan a cikin silinda extrusion.A mataki na farko dole ne a cire iska ta hanyar dannawa.Fiye da ainihin matakin extrusion ya biyo baya inda aka fitar da cakuda don samar da lantarki na diamita da tsayin da ake so.Don ba da damar haɗuwa da kuma musamman tsarin extrusion (duba hoto a hannun dama) cakuda dole ne ya kasance danko.Ana samun wannan ta hanyar ajiye shi a yanayin zafi mai tsayi na kusan.120 ° C (dangane da farar) yayin duk aikin samar da kore.Wannan ainihin nau'i mai siffar cylindrical an san shi da "koren lantarki".
3. BAYA
Ana amfani da tanderu na yin burodi iri biyu:
Anan an sanya sandunan da aka fitar a cikin gwangwani na bakin karfe na silinda (saggers).Don guje wa lalacewar na'urorin lantarki yayin aikin dumama, saggers kuma suna cike da abin rufe fuska na yashi.Ana ɗora saggers a kan dandamalin motocin dogo (kunsan mota) kuma a juye su cikin iskar gas - kilns.
Tanderun ringi
Anan ana sanya na'urorin lantarki a cikin wani rami mai rufi na dutse a cikin kasan zauren samarwa.Wannan rami wani bangare ne na tsarin zobe na sama da dakuna 10.An haɗa ɗakunan tare da tsarin zazzagewar iska mai zafi don adana makamashi.Wuraren da ke tsakanin na'urorin lantarki kuma suna cike da yashi don guje wa lalacewa.Yayin da ake yin burodi, inda filin ya kasance carbonized, dole ne a kula da zafin jiki a hankali domin a yanayin zafi har zuwa 800 ° C saurin haɓakar iskar gas na iya haifar da fashewar lantarki.
A cikin wannan lokaci na'urorin lantarki suna da yawa a kusa da 1,55 - 1,60 kg/dm3.
4. CIGABA
Na'urorin lantarki da aka gasa suna ciki tare da farar ruwa na musamman (farar ruwa a 200 ° C) don ba su mafi girman yawa, ƙarfin injina, da wutar lantarki da za su buƙaci jure yanayin aiki mai tsanani a cikin tanda.
5. SAKE BAYA
Ana buƙatar sake zagayowar yin burodi na biyu, ko “sake toyawa,” don sanya ƙurar ƙura da ƙura da kuma fitar da duk wani abin da ya rage.Sake yin gasa ya kai kusan 750 ° C.A cikin wannan lokaci na'urorin lantarki na iya kaiwa girma a kusa da 1,67 - 1,74 kg/dm3.
6. SANARWA
Acheson Furnace
Mataki na ƙarshe na ƙirar graphite shine jujjuya gasasshen carbon zuwa graphite, wanda ake kira graphitizing.A yayin aiwatar da zayyana, ƙara ko žasa da aka riga aka yi oda da carbon (carbon turbostratic) ana canza shi zuwa tsarin zane mai girma uku.
An cushe na'urorin lantarki a cikin tanderun lantarki da ke kewaye da barbashi na carbon don samar da ƙaƙƙarfan taro.Ana ratsa wutar lantarki ta cikin tanderu, yana ɗaga zafin jiki zuwa kusan 3000 ° C.Ana samun wannan tsari ta amfani da ko dai ACHESON FURNAce ko kuma FURNAce mai tsayi (LWG).
Tare da tanderun Acheson ana yin graphitized electrodes ta hanyar amfani da tsari, yayin da a cikin tanderun LWG gabaɗayan ginshiƙi yana graphitized a lokaci guda.
7. INGANCI
Na'urorin lantarki na graphite (bayan sanyaya) ana sarrafa su zuwa madaidaicin girma da haƙuri.Wannan matakin kuma yana iya haɗawa da injina da daidaita ƙarshen (kwastoci) na na'urorin lantarki tare da tsarin haɗin ginshiƙi mai zaren graphite (nonuwa).
Lokacin aikawa: Afrilu-08-2021