I-Needle coke luhlobo oluphezulu oluphezulu oluphuhliswe ngamandla kwizinto zekhabhoni. Inkangeleko yayo iqinile ene-porous kunye nesilivere engwevu kunye ne-metallic luster. Ulwakhiwo lwalo lunokwakheka okuqukuqelayo okucacileyo, kunye nemingxuma emikhulu kodwa embalwa kunye nokumila okumbhoxo kancinane. Yimpahla eluhlaza yokuvelisa iimveliso zekhabhoni eziphezulu ezifana ne-electrode ye-ultra-high, i-carbon material ekhethekileyo, i-carbon fiber kunye nezinto zayo ezidibeneyo.
Ngokwezixhobo ezahlukeneyo eziluhlaza, inaliti ye-coke inokwahlulwa ibe yi-oyile yenaliti ye-coke kunye ne-coke yenaliti yamalahle. Inaliti coke eveliswe kwintsalela yepetroleum yi-oyile yenaliti coke. I-coke yenaliti eveliswe kwi-coal tar pitch kunye neqhezu layo ngamalahle e-coke yenaliti.
Izalathi ezichaphazela umgangatho wenaliti ye-coke ziquka ubuninzi bokwenene, umxholo wesulfure, umxholo we-nitrogen, umbandela oguqukayo, umxholo wothuthu, i-coefficient yokwandisa i-thermal, i-resistiveivity, i-vibration density, njl.
Umahluko wokusebenza phakathi kwamalahle kunye neoli yenaliti ye-coke iquka la manqaku alandelayo.
1. Ngaphantsi kweemeko ezifanayo, i-electrode ye-graphite eyenziwe nge-oyile inaliti ye-coke kulula ukumila kune-coke yenaliti yamalahle.
2. Emva kokwenza iimveliso zegraphite, ubuninzi kunye namandla emveliso ye-graphitized ye-oil-series inaliti ye-coke iphezulu kancinane kune-coke ye-coal-series coke coke, ebangelwa ukwanda kwe-coke ye-coal-series ye-coke ngexesha le-graphitization.
3. Ekusetyenzisweni okukhethekileyo kwe-graphite electrode, imveliso ye-graphitize ye-oyile yenaliti ye-coke ine-coefficient ephantsi yokwandiswa kwe-thermal.
4. Ngokubhekiselele kwizalathisi zomzimba kunye neekhemikhali ze-graphite electrode, ukuchasana okuthe ngqo kwemveliso ye-graphitized ye-oyile inaliti ye-coke iphezulu kancinane kunemveliso ye-coke ye-coke.
5. Eyona nto ibaluleke kakhulu kukuba i-coke yokulinganisa amalahle iyanda xa iqondo lokushisa lifikelela kwi-1500-2000 ℃ kwinkqubo ye-graphitization yobushushu obuphezulu, ngoko ke izinga lokunyuka kweqondo lokushisa kufuneka lilawulwe ngokungqongqo, kungekhona ukunyuka kweqondo lokushisa ngokukhawuleza, kungcono ukuba ungasebenzisi uchungechunge lwenkqubo yokuvelisa i-graphitization, i-coke yokulinganisa i-coke yokulinganisa amalahle ngokudibanisa i-additives yokunciphisa i-additives, ibe nokulawula isantya sokwandisa. Kodwa kunzima ngakumbi ukufezekisa inaliti yeoli ye-coke.
6. Ioli ye-calcined yenaliti ye-coke ine-coke encinci kunye ne-particle encinci ye-particle size, ngelixa i-coke ye-coke ye-naliti inomxholo omncinci kunye nobukhulu be-particle enkulu (35 - 40 mm), enokuthi ihlangabezane neemfuno ze-particle ye-particle size, kodwa izisa ubunzima kubasebenzisi.
7. Ngokutsho kokuqaliswa kweJapan Petroleum Coke Company, kukholelwa ukuba ukubunjwa kweoli ye-oil coke kulula kune-coke inaliti yamalahle, ngoko kulula ukulawula ixesha lokupheka kunye nokufudumala.
Ukusuka apha ngasentla, inaliti ye-oyile i-coke ine-4 ephantsi: umxhuzulane ophantsi wobuxoki, amandla aphantsi, i-CTE ephantsi, ukuxhathisa okuphantsi, ezimbini zokuqala eziphantsi ukuya kwiimveliso zegraphite, ezimbini zokugqibela eziphantsi ukuya kwiimveliso zegraphite zilungile. Ngokubanzi, izalathisi zentsebenzo ye-oyile yeenaliti ze-coke zingcono kune-coke yamalahle e-coke, kwaye imfuno yesicelo nayo ingaphezulu.
Okwangoku, i-electrode yegraphite yeyona ndawo ifunwayo yintengiso yenaliti ye-coke, ibalwa malunga ne-60% yosetyenziso lulonke lwenaliti ye-coke, ngelixa amashishini e-electrode anemfuno ecacileyo yomgangatho wenaliti ye-coke, ngaphandle kwemfuno yekhwalithi yomntu. Imfuno yenaliti ye-coke ye-lithium ion ibhetri ye-anode yezinto yahluke kakhulu, imarike yedijithali ephezulu ithanda i-oyile ephekiweyo ye-coke, imarike yebhetri yamandla ixhomekeke ngakumbi kwi-coke kunye nokusebenza kweendleko eziphezulu.
Ukuveliswa kwe-needle coke kunomda othile wobugcisa, ngoko ke amashishini asekhaya anqabile. Okwangoku, amashishini aqhelekileyo asekhaya okuvelisa inaliti ye-oyile abandakanya: Weifang Fumei Amandla amatsha, Shandong Jingyang, Shandong Yida, Jinzhou Petrochemical, Shandong Lianhua, Bora Biological, Weifang Fumei amandla amatsha, Shandong Yiwei, Sinopec jinling Petrochemical, Maoming Coalle imveliso ye-petrochemical, i-cooming petrochemical ifuna izinto ezingundoqo ze-carbon, njl njl I-teknoloji ye-Baotailong, i-Anshan evulekileyo ye-carbon, i-Anshan Chemical, i-Fang Daxi ke Mo, i-Shanxi Macro, i-Henan evulekileyo ye-carbon, i-Xuyang Group, ukuvuselelwa kwe-Zaozhuang, i-Ningxia Baichuan, i-Tangshan Dongri amandla amatsha, i-Taiyuan Shengxu kunye nokunye.
Ixesha lokuposa: Oct-19-2021