"'Maraka oa lefats'e oa li-electrode tsa graphite o ne o le boleng ba lidolara tse limilione tse likete tse 9.13 tsa Amerika ka 2018 'me ho lebelletsoe hore o tla fihla ho lidolara tse limilione tse likete tse 16.48 tsa Amerika ka 2025, ka sekhahla sa kholo ea selemo le selemo sa 8.78% nakong ea nako e boletsoeng esale pele."
Ka keketseho ea tlhahiso ea tšepe le indasteri ea meralo ea motheo ea sejoale-joale, tlhoko ea lisebelisoa tsa boenjiniere le tsa kaho e ntse e eketseha, e leng tse ling tsa lintlha tsa bohlokoa tse susumetsang kholo ea 'maraka oa lefats'e oa li-electrode tsa graphite.
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Li-electrode tsa graphite ke lintho tse futhumatsang tse sebelisoang liontong tsa arc tsa motlakase ho etsa tšepe ho tsoa lithōleng, likoloing tsa khale le lisebelisoa tse ling. Li-electrode li fana ka mocheso ho tšepe e sitsitsoeng ho e qhibilihisa ho hlahisa tšepe e ncha. Li-ontong tsa arc tsa motlakase li sebelisoa haholo indastering ea tlhahiso ea tšepe le aluminium hobane li theko e tlase ho li etsa. Li-electrode tsa graphite li ka kopanngoa ka lisilindara hobane ke karolo ea sekoahelo sa setofo sa motlakase. Ha matla a motlakase a fanoeng a feta li-electrode tsena tsa graphite, ho thehoa arc e matla ea motlakase, e qhibilihisang tšepe e sitsitsoeng. Ho ea ka tlhoko ea mocheso le boholo ba setofo sa motlakase, li-electrode tsa boholo bo fapaneng li ka sebelisoa. E le ho hlahisa tonne e le 1 ea tšepe, ho hlokahala li-electrode tsa graphite tse ka bang 3 kg. Ha ho etsoa tšepe, graphite e na le bokhoni ba ho mamella mocheso o phahameng joalo, kahoo mocheso oa ntlha ea electrode o fihla likhato tse ka bang 3000 tsa Celsius. Linale le coke ea petroleum ke thepa e ka sehloohong e sebelisoang ho etsa li-electrode tsa graphite. Ho nka likhoeli tse tšeletseng ho etsa li-electrode tsa graphite, ebe lits'ebetso tse itseng, ho kenyeletsoa ho baka le ho baka hape, li sebelisoa ho fetola coke hore e be graphite. Li-electrode tsa graphite li bonolo ho li etsa ho feta li-electrode tsa koporo, 'me lebelo la tlhahiso le potlakile hobane ha le hloke lits'ebetso tse ling tse kang ho sila ka letsoho.
Kaho ea 'maraka oa li-electrode tsa grafiti, tlhoko e ntseng e eketseha ea tšepe indastering ea oli le khase le likoloi e lebelletsoe ho khothaletsa nts'etsopele ea 'maraka oa li-electrode tsa grafiti. Ho feta 50% ea tšepe e hlahisoang lefatšeng ka bophara e sebelisoa indastering ea kaho le meralo ea motheo. Tlaleho e kenyelletsa bakhanni, lithibelo, menyetla le mekhoa ea morao tjena e kentseng letsoho kholong ea 'maraka nakong ea tlhahlobo. Tlaleho e sekaseka ka botlalo mefuta le lits'ebetso tsa karohano ea libaka.
Electrode ea graphite ke e 'ngoe ea li-conductor, 'me ke karolo ea bohlokoa ea ts'ebetso ea ho etsa tšepe. Ts'ebetsong ena, tšepe e setseng e qhibilihisoa ka sebōping sa arc ea motlakase ebe e sebelisoa hape. Electrode ea graphite ka har'a sebōping e hlile e qhibilihisitse tšepe. Graphite e na le conductivity e phahameng ea mocheso, 'me e hanela mocheso le tšusumetso haholo. E na le khanyetso e tlase, e bolelang hore e ka tsamaisa maqhubu a maholo a hlokahalang ho qhibilihisa tšepe. Electrode ea graphite e sebelisoa haholo ka sebōping sa arc ea motlakase (EAF) le sebōping sa ladle (LF) bakeng sa tlhahiso ea tšepe, ferroalloy, silicon metal graphite electrode e sebelisoa ka sebōping sa arc ea motlakase (EAF) le sebōping sa ladle (LF) bakeng sa tlhahiso ea tšepe, tlhahiso ea ferroalloy, tlhahiso ea tšepe ea silicon le ts'ebetso ea ho qhibilihisa.
Tlaleho ea 'maraka oa lefats'e oa li-electrode tsa graphite e akaretsa libapali tse tsebahalang joalo ka GrafTech, Fangda Carbon China, SGL Carbon Germany, Showa Denko, Graphite India, HEG India, Tokai Carbon Japan, Nippon Carbon Japan, SEC Carbon Japan, jj. American GrafTech, Fangda Carbon China le Graphite India li na le bokhoni bohle ba tlhahiso ea lithane tse 454,000.
Nako ea poso: Hlakubele-04-2021