"Karolelano ea matla" esale e le taba e chesang Chaena ho tloha ka Loetse.Lebaka la "tekanyo ea matla" ke ho khothaletsa sepheo sa "carbon neutrality" le taolo ea tšebeliso ea matla.Ho phaella moo, ho tloha qalong ea selemo sena, ho na le litaba tse fapa-fapaneng tsa theko ea lihlahisoa tsa lik'hemik'hale tse hlahang ka mor'a tse ling, tseo har'a tsona graphite electrode, thepa ea bohlokoa haholo indastering ea tšepe, e fumane tlhokomelo e fokolang ho tloha 'marakeng selemong sena, le tšepe. indasteri le ho se nke lehlakore ha carbon.
Indasteri ketane: haholo-holo sebelisoa tlhahiso ea tšepe
Graphite electrode ke mofuta oa mocheso o phahameng oa ho hanyetsa graphite conductive material, graphite electrode e ka tsamaisa tlhahiso ea hona joale le ea matla, e le hore e qhibilihe litšila ka sebōpi sa ho phatloha kapa lisebelisoa tse ling tse tala ho hlahisa tšepe le lihlahisoa tse ling tsa tšepe, tse sebelisoang haholo-holo tlhahiso ea tšepe. .Graphite electrode ke mofuta oa thepa e nang le resistivity e tlase le ho hanyetsa mocheso oa mocheso ka sebōping sa motlakase sa arc.Litšobotsi tse ka sehloohong tsa tlhahiso ea li-electrode tsa graphite ke potoloho e telele ea tlhahiso (hangata e nka likhoeli tse tharo ho isa ho tse hlano), tšebeliso e matla ea matla le ts'ebetso e rarahaneng ea tlhahiso.
Boemo ba ketane ea indasteri ea elektrode ea graphite:
Indasteri ea li-electrode tsa graphite e hokahanya lisebelisoa tse tala haholo bakeng sa petroleum coke, nale coke, karolo ea lihlahisoa tse tala bakeng sa litšenyehelo tsa tlhahiso ea li-electrode tsa graphite e kholoanyane, e nka karolo e fetang 65%, ka lebaka la theknoloji ea tlhahiso ea nale ea China le theknoloji e amanang le Japane le tse ling. linaha ho ntse ho e-na le lekhalo le leholo, boleng ba nale ea malapeng bo thata ho netefatsa, kahoo ho itšetleha ha China ho itšetlehile ka boleng bo phahameng ba nale e ntse e le holimo, Ka 2018, kakaretso ea thepa ea nale coke Chaena e ne e le lithane tse 418,000, tseo lithane tse 218,000 li neng li le teng. tse tsoang kantle ho naha, tse ikarabellang ho feta 50%.Tšebeliso ea mantlha ea li-electrode tsa graphite ke ho etsa tšepe ea eAF.
graphite electrode e haholo-holo sebelisoa ka tšepe le tšepe smelting.Nts'etsopele ea indasteri ea li-electrode tsa graphite naheng ea China ha e le hantle e lumellana le ntlafatso ea indasteri ea tšepe le tšepe ea China.Elektrode ea graphite ea Chaena e qalile lilemong tsa bo-1950.Warburg Securities e arotse nts'etsopele ea graphite electrode Chaena ka mekhahlelo e meraro:
1. E qalile nts'etsopele ka 1995 - tlhahiso ea bongata ka 2011;
2. Phapang ea likhoebo e ile ea matlafala ka 2013 - moruo o ile oa ntlafala haholo ka 2017;
3. 2018 e tseleng e theohang - lintoa tsa theko li ntse li qhoma ka 2019.
Phepelo le tlhokahalo: tlhokahalo ea tšepe ea sebōpi sa motlakase e ikarabella bakeng sa bongata
Mabapi le tlhahiso le tšebeliso, ho latela tlhahlobo ea serame Sullivan, tlhahiso ea li-electrode tsa graphite Chaena e fokotsehile ho tloha ho lithane tse limilione tse 0.53 ka 2015 ho ea ho lithane tse limilione tse 0.50 ka 2016, e bontšang mokhoa o theoha.Ka 2020, seoa sena se bile le phello e mpe tšebetsong ea bahlahisi ka lebaka la lithibelo tsa taolo mabapi le lihora tsa ts'ebetso, tšitiso ea basebetsi le liphetoho lits'ebetsong tsa ts'ebetso.
Ka lebaka leo, tlhahiso ea Chaena ea li-electrode tsa graphite e theohile haholo.E lebelletse hore tlhahiso e tla fihla ho 1,142.6 kilotons ka 2025, ka cagR e ka bang 9.7% ho tloha 2020 ho isa 2025, ha ts'ebetso e qala hape le ts'ehetso ea leano la tsamaiso bakeng sa nts'etsopele ea tšepe ea EAF.
E le hore ke tlhahiso, 'me joale tshebediso.Tšebeliso ea li-electrode tsa graphite naheng ea Chaena e qalile ho eketseha ho tloha 2016, ho fihla ho lithane tse limilione tse 0.59 ka 2020, ka cagR ea 10.3% ho tloha 2015 ho isa 2020. Tšebeliso ea li-electrode tsa graphite e lebelletsoe ho fihla ho lithane tse limilione tse 0.94 ka 2025. Ka tlase ke graphite ea setsi se boletsoeng tlhahiso le tšebeliso ea li-electrode.
Tlhahiso ea electrode ea graphite e lumellana le ea tšepe ea EAF.Kholo ea tlhahiso ea tšepe ea EAF e tla tsamaisa tlhoko ea elektrode ea graphite nakong e tlang.China e hlahisitse lithane tse limilione tse 127.4 tsa tšepe ea eaf le lithane tse 742,100 tsa li-electrode tsa graphite ka 2019, ho latela World Iron and Steel Association le China Carbon Industry Association.Sekhahla le sekhahla sa kholo ea li-electrode tsa graphite naheng ea China li amana haufi-ufi le tlhahiso le sekhahla sa kholo ea tšepe ea eAF China.
Ka 2019 le 2020, tlhoko ea lefats'e ea tšepe ea eAF le tšepe e seng ea EAF ke lithane tse 1.376,800 le lithane tse 1.472,300 ka ho latellana.Warburg Securities e bolela esale pele hore tlhokahalo ea lefats'e ka bophara e tla nyoloha le ho feta lilemong tse hlano tse tlang mme e fihle ho lithane tse ka bang 2.104,400 ka 2025. Tlhokahalo ea tšepe ea sebōpi sa motlakase e ikarabella bakeng sa bongata bo boholo, e hakantsoeng ho fihla ho lithane tse 1,809,500 ka 2025.
Ha ho bapisoa le ho etsa tšepe ea blast furnace steel, ho etsa tšepe ea sebopi sa motlakase ho na le melemo e totobetseng ea khabone.Ha ho bapisoa le ho etsoa ha tšepe ea tšepe, ho etsoa ha tšepe ka tone e le 1 ea litšepe ho ka fokotsa lithane tse 1,6 tsa mesi ea carbon dioxide le lithane tse 3 tsa mesi ea litšila tse thata.Patlisiso ea barekisi ba hore sebopi sa motlakase le tšepe ea sebopi se phatlohang ka thane e le 'ngoe ea tlhahiso ea khabone ka tekanyo ea 0.5:1.9.Bafuputsi ba khoebo ba re, "ntlafatso ea tšepe ea sebōpi sa motlakase e tlameha ho ba mokhoa o akaretsang."
Ka Motsheanong, Lekala la Indasteri le Theknoloji ea Tlhahisoleseding le ile la fana ka Tsebiso mabapi le Mehato ea ho Kenngwa Tshebetsong ha Bokgoni ba Phatlalatso Lefapheng la Tshipi le Tshipi, e ileng ya kenngwa tshebetsong semmuso ka la 1 Phuptjane. Mehato ya ho kenngwa tshebetsong bakeng sa phetolo ya bokgoni e tla eketsa haholo karolo ya ho nkela tshepe sebaka le ho atolosa libaka tsa bohlokoa bakeng sa thibelo le taolo ea tšilafalo ea moea.Mekhatlo e lumela hore mokhoa o mocha oa ho fetola matla o tla fokotsa matla a tšepe, ho kopanya indasteri ea tšepe ho rarolla matla a feteletseng.Ka nako e ts'oanang, ts'ebetsong ea mokhoa o ntlafalitsoeng oa ho khutlisa o tla potlakisa nts'etsopele ea eAF, 'me karolo ea tšepe ea eAF e tla eketseha butle-butle.
Graphite electrode ke thepa e ka sehloohong ea sebōpi sa motlakase, e susumelitsoeng ke tlhokahalo ea sebōpi sa motlakase, tlhokahalo ea eona e lebeletsoe hore e eketsehe ka ho eketsehileng, electrode ea graphite e angoa ke theko ea eona.
Liphetoho tse kholo tsa theko: litšobotsi tsa cyclical
Ho tloha 2014 ho isa 2016, 'maraka oa lefats'e oa li-electrode tsa graphite o ile oa theoha ka lebaka la tlhokahalo e fokolang ea molapo o tlase, mme litheko tsa li-electrode tsa graphite li ile tsa lula li le tlase.Ka 2016 le baetsi ba li-electrode tsa graphite bakeng sa bokhoni ba mohala bo ka tlase ho litšenyehelo tsa tlhahiso, lethathamo la lihlahisoa tsa sechaba ho ea tlase, leano la 2017 qetellong le hlakola sebōpi sa DeTiaoGang, palo e kholo ea tšepe ea tšepe ka sebōping sa tšepe, indasteri ea graphite electrode Chaena karolong ea bobeli ea Ho eketseha ha tlhokahalo ea 2017, ka lebaka la ho eketseha ha tlhokahalo ea graphite electrode needle coke ka theko ea thepa e tala e ile ea phahama haholo ka 2017, Ka 2019, e fihlile ho rona $ 3,769.9 ka tonne, makhetlo a 5.7 ho tloha 2016.
Nako ea poso: Oct-15-2021