Kusebenza kanjani ama-electrodes we-electrode esithandweni se-arc kagesi:

Ama-electrodes we-graphite amaqhawe angasebenzi e-bathermaking yanamuhla, edlala indima ebalulekile kuUgesi we-arc kagesi (Uqhingi) inqubo. Ukuqonda KanjaniAma-electrodes we-electrodes asebenza nge-arc kagesiUkhiye wokwazisa ukubaluleka kwawo kanye nokukhetha imikhiqizo efanelekile yokukhiqiza insimbi esebenza kahle. Le ndatshana ichitha ijule ekusebenzeni, ekwenziweni, nokusebenzisaama-electrodes we-graphite, echaza ukuthi kungani zibaluleke kakhulu ekuncibilikeniklabuthainsimbi nokukhiqizainsimbi nezinye izinsimbi. Ukuthi uyisikhulu sokuthengwa kwempahla njengoMark Thompson, aUqhingiopharetha, noma bamane banelukuluku ngezinqubo zezimboni, funda ukuze bathole isayensi ethokozisayo nobunjiniyela ngemuva kwalezi zinto ezibalulekile, futhi ufunde ukuthi ukukhetha okuthembekileUmkhiqizi we-elekthrodi kagesiNjengathi siqinisekisa ikhwalithi nokusebenza.

1. Kuyini ngempela i-graphite electrode esetshenziselwa yona?

Emgodini wayo, aI-Graphite ElectrodeIngabe ikholomu enkulu ye-cylindrical eyenziwe ngokuyinhloko i-graphite, uhlobo lwekhabhoni. Umsebenzi wayo oyinhloko ukwenza njengeumculisikagesi ngaphakathi kwezinhlobo ezithile zezimbonihambisa, ikakhulukaziUgesi we-arc kagesi (Uqhingi) kanye neIsithando seLadle. Cabanga ngakho njengocingo olukhulu, olungamelana ukushisa. OkuyisisekeloI-Graphite Electrode I-Electrodebazungeza ukuqhuba amanani amakhulu weamandla kagesikusuka kumthombo wamandla kuya kwezinto zokwakha ngaphakathi kweimbuthuma.

Lo thgesi omkhuluUkudlula kwamanjengokusebenzisaI-Graphite Electrodefuthi idala ukushisa ngokweqilei-arc kagesi- Empeleni i-bolt elawulwayo yombani - phakathi kwethiphu ye-electrode kanye nenkokhiso yensimbi (imvamisaisiketanoma i-Iron eqondile encishisiwe)Ngaphakathi kwesithando somlilo. UbuqiliKukhiqizwe ukushisaNgale arc, amazinga okushisa angaphezu kuka-3000 ° C (5400 ° F), yikhoncibilikisa insimbi. Ngakho-ke,I-graphite electrode isetshenziswa ikakhulukaziukudlulisa amandla adingekayo ukuzencibilikisaphansi izinto eziqinile eziqinile zingeneinsimbi encibilikisiwe. Zibaluleke kakhulu ezinqubweni ezinjeElectric arc ruc funmaking, ukubhema ama-ferrolloys kuIsithando se-Arc esingenisiwe, nokucwengisisainsimbi endle endlebeni.

A I-Graphite Electrodeakuyona nje induku elula; Ingxenye yezobunjiniyela kakhulu eyenzelwe ukubekezelela izimo ezimbi kakhulu. Idingaamandla aphezulu wemishiniukugwema ukwephula ngesikhathi sokuphatha noma ukusebenza, kuhle kakhuluUkuvuselelwa okushisayoukuphatha ukushisa okukhulu, futhi kakhuluukumelana okuphansiukwenza ugesi kahle ngaphandle kokuzishisa ngokweqile.Ama-electrodes we-graphite asetshenziswa kabanziNgoba i-graphite inenhliziyo ehlukile le nhlanganisela yezakhiwo, okwenza kube yi-Go-toimpahla esetshenzisiweKulezi zicelo ezifunwayo. Ngaphandle kwe-I-Graphite Electrode, okungokwesimanjeUqhingiumane nje ngeke usebenze.

2. Isebenza kanjani i-Electric Arc Isithando (EAF)?

AUgesi we-arc kagesi (Uqhingi) yisimboni esinamandlaimbuthumangokuyinhloko esetshenziselwa ukuncibilika kwe-Ferrousklabuthainsimbi ukukhiqiza okushainsimbi. Ngokungafani nendabukoIsithando Sokuqhumaindlela esebenzisa i-Iron Ore, TheUqhingiiyitshe le-celightukwenza ngensimbi, ukugxila ekuvuseleleni kabusha. Ukusebenza okuyisisekelo kufaka izinyathelo ezimbalwa ezibalulekile. Okokuqala,imbuthumaUmkhumbi, igobolondo elikhulu, elivukelayo lensimbi, liyabekwa icalaisikena sensimbi. Leliklabuthaingahluka kusuka ezimotweni ezindala kanye nemishini kuma-offfits wezimboni. Kwesinye isikhathi, i-Iron encishisiwe eqondile (i-DRI) noma i-Insimbi yengulube nayo iyangezwa.

Wake wabekwa icala, theimbuthumauphahla, oluphetheama-electrodes we-graphite, ichitheke endaweni yakwehliswa. Abanamandla Abanamandla Abahlinzeka AI-High-Voltage Electrical yamanjekuama-electrodes we-graphite. Njenge-I-electrodeskwehliswe ku-aisikena sensimbi, ai-arc kagesiIshaya phakathi kwamathiphu we-electrode kanye nenkokhiso yensimbi. LeliI-ARC phakathi kwama-electrodes we-graphitekanyeklabuthaIkhipha amanani amakhulu aphezulu, akhiqiza ukushisa okukhulu. Le khasiKukhiqizwe ukushisaiqala ngokusheshancibilikisale khasiisiketa. I-oksijini ivame ukufakwa ukusheshisa inqubo yokuncibilika nokucwilisa.

Yonke inqubo ngaphakathi kweUgesi we-arc kagesikulawulwa ngokucophelela. Le khasiI-opharetha idinga ukuguqula amanje ne-voltage ukuze usebenzisele khasiama-electrodes we-graphiteNgokuphumelelayo, ukuphatha ubude be-arc nokufakwa kwamandla. Njenge-Scraf incibilika, kwakha ichibi leinsimbi encibilikisiweezansi kweimbuthuma, kungezwa izinto zokwakha ezengezo. Lezi zinto zokwakha zisiza ukususa ukungcola kusuka kuinsimbi encibilikisiwe. Kanyeinsimbiifinyelela izinga lokushisa elifunekayo nokwakheka,imbuthumakugcwele (tsheka ukuthulula) kanye neinsimbi encibilikisiweuboshwe kuinyodlayenzaukucutshungulwa okwengeziwe noma ukusakaza. Le khasiUqhingiinikeza ukuguquguquka ekukhiqizweni futhi ngokuvamile kubhekwa njengento enobungani obuningi kunendabukoukwenza ngensimbiIzindlela ngenxa yokuthembela kwalo ku-Repycledklabutha. Le khasikwenziwaUkuphatha imijikelezo ephindaphindwayo yokushaja, ukuncibilika, nokuthepha.

3. Kungani ama-electrodes we-graphite aqakathekile e-EAF Stebilemaking?

Ama-electrodes we-graphite abucayiizakhi kuEaf Stebilemakinginqubo yezizathu eziningana eziyisisekelo. Umsebenzi wabo oyinhloko awunakufinyeleleka: ziyindlela ephakathi lapho kunesidingoamandla kagesiungenaimbuthumakwa-ncibilikisainsimbi. Ayikho enye into enikezela ngenhlanganisela eyingqayizivele yezakhiwo ezidingekayo ukuze ubekezelele indawo enokhahloNgaphakathi kwesithando somliloNgenkathi ngempumelelo eqhuba imisinga kagesi enkulu edingekayo.Ama-electrodes abucayi ekusebenzeni ngogesi we-arcngempumelelo.

Le khasiUqhingiinqubo ithembele ngokuphelele ekushiseni okukhulu okukhiqizwa yi-i-arc kagesi. Ama-electrodes we-graphiteUkumelana nokuphikiswa okuphezulu kakhulu kwe-thermal kanye nephuzu eliphakeme kakhulu elisezingeni eliphezulu (kungena ngaphezulu kuka-3650 ° C), okubavumela ukuba basebenze ngokuqhubekayo e-Ultra-amazinga okushisa aphezulukukhiqizwa yi-arc ngaphandle kokuncibilika noma ukwehluleka. Ngaphezu kwalokho, i-graphite iqhosha okuhle kakhuluukuqina kukagesi (ukumelana okuphansi), ukunciphisa ukulahleka kwamandla njengokushisa ngaphakathi kweI-electrodeuqobo nokwandisa amandla ahanjiswa kuncibilikisa. Lokhu kusebenza kahle kubalulekile ekusebenzeni kwezomnotho kweEaf Stebilemaking.

Ngaphezu kwalokho,I-Graphite Electrodes Playindima ebalulekile kumakhemikhali weinqubo yokwenza insimbi. Ngenkathi ngokuyinhloko esebenza njengeumculisi, amakhabhoni athile avela kuI-electrodeIthiphu idliwa futhi ingangenainsimbi encibilikisiweukugeza, kufaka isandla ekuqedeni kokugcina kwekhabhoni yeinsimbi, okuvame ukufunwaingxubevangeinto. -Aboamandla aphezulu wemishiniiqinisekisa ukuthi bangamelana nezingcindezi zokuphatha, ukufakwa, kanye nezimo ezinesiphithiphithi ngaphakathi kokusebenzaimbuthuma. Banikezwe lezi zici, Kusetshenziswa ama-electrodes we-graphitecishe kuphela ngaphakathiUqhingina-Isithando seLadleIzicelo emhlabeni jikelele. KonkeElectric arc ruc funmakingUmjikelezo uncike ekusebenzeni okuthembekile kwalokhuama-electrodes we-graphite.

4. Ama-electrodes we-graphite asebenza kanjani nge-arc kagesi ukuncibilikisa izinto zokwakha?

Umlingo weUqhingikwenzeka niniAma-electrodes we-electrodes asebenza nge-arc kagesi. Inqubo iqala lapho kuphezuluElectric yamanjeihlinzekwa kuama-electrodes we-graphiteimiswe ngenhla kwecala (ngokujwayelekileisikena sensimbi) kuimbuthuma. Njengoba ama-electrodes ehlisiwe, igebe lomoya phakathi kwamathiphu we-electrode kanye nemali yensimbi iyancipha. Esikhathini esithile, amavolo aphezulu anqoba izakhiwo ezifaka umoya, okubangela ugesi ukuba weqe igebe - yilokhui-arc kagesi.

Leliucezu lwesiyingiempeleni yi-plasma eqhubekayo, ephezulu yokushisa kwe-plasma. Isebenza njengebhuloho leElectric yamanjeukugeleza kusuka kuI-Graphite Electrodekuisikena sensimbi(nomainsimbi encibilikisiweukugeza) futhi kaningi phakathi kwama-elektrode ngokwawoI-AC Electric Arc Isithando. Ukumelana nakho okuhlangane nakho okukhona njengamanje njengoba kugeleza nge-plasma ye-arc kwakha ukushisa okumangalisayo, ukufinyelela amazinga okushisa adlula kude nephuzu lensimbi. Ukushisa okukhulu, okugxile kakhulu ngokushesha okukhulukuncibilikisa izinto zokugqoka ezivuthiwengezansi. Isistimu empeleni iguqulaamandla kagesiamandla ashile ngokuqondile lapho kudingeka khona.

Kwa-Dala i-arc lapho kudlula kwamanjengempumelelo kudinga ukulawula ngokucophelela. Opharetha baphathaukuqina kwamanjekanye nesikhundla seama-electrodes we-graphiteukugcina i-arc ezinzile futhi enamandla. Ubude be-arc bubalulekile; amafushane kakhulu, futhi ama-electrodes engozini yokuxhumana; Kude kakhulu, futhi i-arc iba yinto engazinzi futhi idlulise kahle kahle. Le khasiUkuziphatha kwe-electrodeslokhu kwamanje, kanyeKukhiqizwe ukushisanguI-Arc incibilike insimbi. Noma ngabe kungukuthiDC noma AC Electric arc, umgomo oyisisekelo uhlala ufana:I-Graphite Electrodeuletha amandla, kanyei-arc kagesiinikeza ukushisa okukhulu okudingekayo ukuze kuncibilike kuimbuthuma.

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I-graphite ivelele njengoNdunankuluimpahla esetshenzisiweOkwe-electrodes inUgesi we-arc kagesina-Izimfanelo zamaLadiNgenxa yenhlanganisela eyingqayizivele nenamandla yezakhiwo zomzimba nezamakhemikhali. Akekho omunye umuntu otholakala kalulaIzinto ze-Electrodeingaqondanisa iphrofayili yokusebenza kwayo ezimweni ezimbi kakhulu. Ukufaneleka kwalo kuvela ezimfanekisweni ezimbalwa ezibalulekile:

1. Ukumelana nokushisa okuphezulu:I-Graphite inenye yezindawo eziphakeme kakhulu zokuhlobisa noma yiziphi izinto ezaziwayo (cishe ngo-3650 ° C), okusho ukuthi ayincibiliki emazingeni okushisa okusebenza kweUqhingi(okungadlula ama-3000 ° C endaweni ye-ARC). Ihlala iqinile futhi isebenza lapho iningi lezinto eziningi lizovikela noma liquafy. Kuyamangaza kakhuluUkumelana nokushisa.
2. Ukusebenza Kakhulu Kagesi:I-Graphite ihlukileumculisikagesi, kukhombisa kakhuluukumelana okuphansi. Lokhu kuvumela amanani amakhulu weElectric yamanjeukugeleza ngeI-Graphite ElectrodeNgokulahleka kwamandla okuncane njengokushisa ngaphakathi kwe-electrode uqobo. -Phezuluukubangelanisakusho amandla amaningi afinyelela i-arc ukuzencibilikisale khasiklabutha.
3. Ukuqhutshwa okuphakeme okuphakeme:Ngokumangazayo, ngenkathi umelana nokuncibilika, i-graphite nayo inayoUkusebenza okuphezulu okushisayo. Lokhu kusiza ukuqeda ukushisa kude nephuzu elishisa kakhulu (indawo yokunamathisela i-ARC), kunciphisa ukucindezela okwenziwe ngemali kwasendaweni nokushisa okushisayo, okunomthelela ekunciphiseni kwayoNgaphakathi kwesithando somlilo.
4. Ukumelana nokuthuthumela okushisayo:Inqubo ifaka izinguquko zokushisa ezisheshayo. I-Graphite ingamelana nalokhu kuguquguquka okushisayo okwedlulele ngaphandle kokuqhekeka noma ukuchitheka, impahla ebucayi yokuphila isikhathi eside ekusebenzeni kwe-cyclic kweUqhingi.
5. Ukungena kwamakhemikhali:Emazingeni okushisa okusebenza, i-graphite inatinatietive in the ukunciphisa umoya kuvame ukutholakala kuUqhingi, noma kwenza kancane kancane i-oxidize (eshisa) phambi komoya noma umoya-mpilo, okuyindlela eyinhloko yokusebenzisa.
6. Imishini:Naphezu kwamandla alo, i-graphite ingahle ithathelwe ngokunembile kwizimo ezinkulu ze-cylindrical ezidingekayoama-electrodes we-graphite, kufaka phakathi izisekelo ezinokwehla ezidingekayo ukujoyina izingxenye ndawonye.
7. Okuqukethwe okuphansi komlotha: Ama-electrodes aphezulu we-graphitezenziwa ngokukhethwa ngokucophelelaAma-Raw materialthandaUPetroleum Cokena-inaliti coke, kusetshenzwe ukuba nokungcola okuphansi kakhulu (ash) okuqukethwe. Lokhu kuvimbela ukungcoliswa kweinsimbi encibilikisiwe. Le khasiukusakazaInqubo, ebandakanya ukufudumeza emazingeni okushisa aphezulu kakhulu (cishe ama-3000 ° C), kuhlanza futhi kuhlanze ikhabhoni futhi kuthuthukise isakhiwo se-crystalline esifunekayoukubangelanisanamandla.

Le nhlanganisela yenza i-graphite ibaluleke kakhuluimpahla evuthayongendawo efunwayo yeUgesi we-arc kagesi.

6. Ukuqonda amabanga ahlukene we-graphite amabanga ahlukene: HP vs. UHP

Ama-electrodes we-graphitebonke abadalwe balingana. Zijwayele ukuhlukaniswa ngamamaki ahlukene ngokuya ngezinto zawo kanye nesicelo esihlosiwe, ngokuyinhloko amandla ajwayelekile (RP), amandla aphezulu (i-HP), namandla e-Ultra-High (UHP). Umehluko omkhulu ulele kwikhwalithi yeimpahla eluhlazaisetshenzisiwe, inqubo yokukhiqiza, kanye nezakhiwo ezibonakalayo ezivelayo, ezichazaukuqina kwamanjeBangakwazi ukuphatha.

• Amandla aphezulu (HP) ama-graphite electrodes:Lokhu kuphakama kusuka ku-Electrodes ye-RP.Ama-electrodes we-hp graphitezenziwe ngekhwalithi ephezuluUPetroleum Cokefuthi kwesinye isikhathi faka ingxenye yeinaliti coke. Babhekana nenqubo yokukhiqiza eqinile, okuholela kangconoukuqina kukagesi, amandla aphezulu emishini, futhi athuthukise ukumelana okushisayo okuqhathaniswa namabanga we-RP.Ama-electrodes we-hp graphitezilungeleUgesi we-arc kagesiisebenza emazingeni okulinganisela amandla futhiIzimfanelo zamaLadi. Banikeza ukulinganisela phakathi kokusebenza nezindleko zezicelo ezifunwayo. Ungathola izinketho ezithembekile ezifana nezethuI-electrode ephezulu yamandla we-graphite.
• Amandla we-Ultra-High Power (UHP) ama-graphite electrodes:Njengoba igama libonisa,Ama-electrodes we-UHP graphitezenzelwe izicelo ezifunwa kakhulu ekukhiqizweni okuphezuluUgesi we-arc kagesi. Akhiqizwa kusetshenziswa ibanga le-premiuminaliti cokeNjengokuqalaimpahla eluhlaza. Inaliti cokeine-crystalline enkulu, yesakhiwo esinjengesonaliso, ngemuvaukusakaza, kuphumela ku-electrodes ngokuhlukileUkumelana Kagesi Ophansi, ukumelana okuhle kakhulu okushisayo okushisayo, futhiamandla aphezulu wemishini. Lokhu kuvumelaAma-electrodes we-UHP graphiteukuphatha phezulu kakhuluukuqina kwamanjengaphandle kokushisa ngokweqile noma ukuqhekeka. UkusebenzisaUhpI-electrodes inika amandla izikhathi ezisheshayo ezincibilikayo kanye nokudlula okuphezulu kuma-anamuhla, anamandlaEafs. -KwethuI-Eltra-High Power Graphite ElectrodeIzinketho Hlangana nalezi zidingo eziqinile.

Ukukhetha ibanga elifanele (I-HP Graphite ElectrodenomaUhp) kubalulekile ukwenza kahleimbuthumaUkusebenza, ukunciphisa ukusetshenziswa kwe-elekthrode, kanye nokuqinisekisa ukusebenza okuphephile. Usebenzisa ibanga eliphansi kunalokho okudingekayo kungaholela ekuphumeni kwama-elekthroni kanye nokubambezeleka okusebenzayo, ngenkathi usebenzisa ibanga eliphakeme kungabiza ngokungadingekile. Njenge-Umkhiqizi we-elekthrodi kagesi, sisiza amakhasimende ukuthi akhethe ibanga elifanele ngokuqondileimbuthumakanye nenqubo.

7. Ifakwe kanjani ama-elektrodi we-graphite futhi asetshenziswe ngaphakathi kwesithando somlilo?

Ukufaka nokusebenzisaama-electrodes we-graphitekuUgesi we-arc kagesiinqubo edinga ukunemba nokunakekelwa, ukuphathwa ngokuqeqeshwaabasebenzi be-story. Ama-electrodes we-graphiteImvamisa ziza ngezigaba, imvamisa amamitha ambalwa ubude. Ngoba ingxenye eyodwa ayinde ngokwanele ukufinyelelaklabuthaUkushaja kanye nokuthola ukusetshenziswa, izingxenye eziningi zihlanganiswa ukuze zakhe ikholomu ende esebenzisa izikhonkwane eziklanyelwe eziklanywe ngokukhethekile (izingono), nazo ezenziwe ngegrafu.

Inqubo ivame ukubandakanya:

1. Ukulungiselela:-KwanamuhlaI-Graphite ElectrodeIzingxenye nezingono zihlolwe ngokucophelela kunoma yimuphi umonakalo ogcinwe ngesikhathi sokuhambisa noma ukuphathwa. Imicu iyahlanzwa futhi ihlolwe.
2. Ukujoyina:Ingono iklebhulwe esikolweni sengxenye eyodwa ye-electrode. Ngemuva kwalokho, elinye ingxenye liphakanyiswe ngokucophelela (kusetshenziswa ama-clamp akhethekile ukugwema ukulimala) futhi kuklwebelwe kulingo elivelele lengxenye yokuqala. Lokhu kuvame ukwenziwa kusetshenziswa ama-torque wrenches ukuqinisekisa ukuthi ukuhlangana kuqinile kepha kungagcini ngokweqile. Le nqubo yokujoyina ingenzeka ngokuma eduze kweimbuthumanoma ngqo ngaphezulu kweimbuthumauqobo.
3. Ukufaka:KwahlangeneI-Graphite Electrodeikholomu (engaba yinde kakhulu futhi isindayo) iphakanyiswe yi-crane futhi yehliswe ngokucophelela ngokuvuleka kuimbuthumauphahla. Inamathiselwe kwi-electrode holder arm, enikeza ukusekelwa kwemishini kanye nokuxhumeka kukagesi. Lokhu kuphindwa kuwo wonke ama-elektrode amathathu ngokujwayelekileI-AC Electric Arc Isithandonoma i-electrode eyodwa kuDC Electric Electric ARC Isithando. Abasebenzi Faka i-Graphiteama-electrodes ngokucophelela.
4. Ukusebenza:Uma usufakiwe, TheI-electrodeskwehliswe ku-aisikena sensimbi. Le khasiI-opharetha idinga ukuguqula amanje ne-voltage ukuze usebenziseuhlelo ngempumelelo. Izinhlelo ezi-control ezinobunzima ngokuzenzakalelayo zilawula isikhundla se-electrode, ukukhulisa nokuzehlisa ukuze zilondoloze ubude be-arc obufanele njengeScraf incibilikaphansi nakuI-Graphite Electrodengokwayo idliwa kancane kancane. Umgomo ukugcina i-arc ezinzile yokuncibilika okusebenzayo. Le khasiIzinguquko zamanje ze-gradientdinga ukulungiswa njalo.

Kuyo yonke le nqubo, ukuqapha ukusebenza kwe-elektrode nokusetshenziswa kubalulekile. Amalunga kumele aqhubeke aqine, nezinhlelo ezenziwa ngogesi nezikagesi ezisekela i-I-Graphite Electrodekumele isebenze kahle. Ukusingathwa nokufakwa okufanele kubalulekile ukuvikela ukwehluleka ngaphambi kwesikhathi futhi kuqinisekise ukusebenza okubushelelezi kweimbuthuma.

8. Kwenzekani ngesikhathi somjikelezo wokuncibilika esithandweni sikagesi se-arc?

Umjikelezo wokuncibilika kuUgesi we-arc kagesi (Uqhingi) inqubo enamandla futhi enamandla eyenzelwe ukuguqula okuqinileisikena sensimbiku-liquidinsimbi. Kuqala ngemuva kweimbuthumaukhokhisweklabutha. Le khasiama-electrodes we-graphitezehlisiwe, futhii-arc kagesiiyasungulwa.

Ekuqaleni, ama-arc angena emgodini olulaklabuthaphezulu. OkusemkhuluKukhiqizwe ukushisangama-arcs (edlula ama-3000 ° C) aqala ukuncibilikaisikena sensimbingqo ngaphansi nangaphansi kwendawo ye-arc. Njengamachibi ainsimbi encibilikisiweifomu, baqoqa ezansi kweimbuthuma. Ama-ARC abese edlulisa ukushisa ngempumelelo kulokhu kugeza okukhulayo kweinsimbi encibilikisiwe. Ukusheshisa ukuncibilika nokushisa okushisa, umoya-mpilo kungenzeka ukuthi kubhekwe kuimbuthuma, ukuphendula ngokulandelana kwezinto ezinjengekhabhoni, i-silicon, nensimbi, kudala ukushisa okwengeziwe. Abashisi begesi bangaphinde basetshenziswe kusenesikhathi kumjikelezo.

Njenge-Scraf incibilika, theama-electrodes we-graphiteziguqulwa ngokuqhubekayo ezansi ngohlelo lokulawula ukugcina i-arc bese ulandela izinga lokushaja. Umgomo ukuncibilikisangokushesha nangendlela efanele. Ngalesi sigaba, ama-ejenti akha ama-slag (afana ne-lime ne-dolomite) angeziwe. Lezi zinto zokwakhancibilikisafuthi uhlanganise ukungcola (njenge-phosphorus kanye nesibabule) no-oxides, ukwakha ungqimba lwe-slag ungqimba oluntantayo ngaphezulu kweinsimbi encibilikisiwe. Le ngxenye ye-slag iyasizacolaInsimbi, uyivikele ekungcoleni komoya, futhi ifake ukugeza, ukunciphisa ukulahleka kokushisa. Umsebenzi omkhuluNgaphakathi kwesithando somlilokufaka phakathi imisebe evela e-arc, ukuxhuma ngaphakathi kweinsimbi encibilikisiwe, kanye nokusabela kwamakhemikhali. Kanye konkeklabuthaIncibilike futhi insimbi ifinyelela ekushiseni okuqondiwe kanye nokwakheka (kuhlolwe ngesampula), amandla ancishisiwe noma anqunywe. Le khasiimbuthumabese kuthathwa - kuthathwe ukuthela i-insimbi encibilikisiwekuinyodlayenza, ukuyihlukanisa ne-slag, evame ukuthululwa ngokuhlukile. Lokhu kuqeda eyodwaukwenza ngensimbiumjikelezo, kanyeimbuthumailungiselelwe icala elilandelayo.

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Izinga leama-electrodes we-graphiteisetshenziswe kuUgesi we-arc kagesinomaIsithando seLadleInomthelela oqondile futhi obalulekile ekusebenzeni kahle kokusebenza kanye nezindleko zokukhiqiza. Ukusebenzisaikhwalithi ephezuluAma-electrodes, anjengokwethenjelwaAma-electrodes we-UHP graphite, itholwe kusuka kudumoUmkhiqizi we-elekthrodi kagesi, kubalulekile ekusebenzeni kahle. Ama-electrodes asezingeni eliphansi angaholela ezinkingeni eziningi nezindleko ezandisiwe.

Into eyodwa enkuluukusetshenziswa kwe-electrode. Ama-electrodes adlwengulwa ngokusebenzisa i-tip sublimation (Vaporization ku-ARC), i-Sidewall Oxidation (evutha kuimbuthumaumkhathi), kanye nokuqhekeka.Ama-electrodes aphezulu we-graphiteKhombisa amanani aphansi asetshenziswayo ngenxa yenziwe kahleimpahla eluhlazaUkukhetha (Ukukhetha (inaliti cokeingomaneUhp), izinqubo zokukhiqiza ezilawulwayo eziholela ekunciphiseni okuphezulu kanye nokuphikiswa okungcono koxidation, futhi okuphakemeamandla aphezulu wemishini. Ukusetshenziswa okuphansi kuhumushela ngqo kwizindleko zokuthenga eziphansi ze-elektrode ngethani yensimbi ekhiqizwayo.

Ukuqhekeka kuyintoelinye iphuzu elibucayi. Ukuqhekeka nge-elekthroni, kwenzeka kaningi emalungeni noma ngenxa yokushaqeka kwe-thermal / mechanical, kungadala ukubambezeleka okuphezulu kokusebenza. Le khasiimbuthumakumele amiswe, isigaba esiphukile sisusiwe (kwesinye isikhathi umsebenzi onzima uma uwela kuinsimbi encibilikisiwe), kanye okushaI-Graphite Electrodeikholomu yahlangana futhi ifakiwe. Lesi sikhathi esiphansi sinciphisa umkhiqizo futhi sandisa izindleko.Ikhwalithi ephezuluAma-electrodes anamandla amakhulu nokumelana nokushayeka okushisayo kunciphisa ubungozi bokuphazamiseka okubiza kakhulu. Ngaphezu kwalokho, kungaguqukiukuqina kukagesi (ukumelana okuphansi) Iqinisekisa ukudluliswa kwamandla okusebenzayo, okuholela ekunciphiseni izikhathi zokuncibilika (ama-tap-to-tampo) kanye nokusetshenziswa kwamandla okuthile (kWh ngethani yensimbi). Ikhwalithi engahambelani ingaholela kuma-arcs angazinzi futhi ancibilikise ukuncibilika. Kwabathengi abanjengoMark Thompson, ukubhekana nokubambezeleka kokuthumela noma inkohliso yesitifiketi yengeza olunye ubungozi; Ukuqinisekisa ikhwalithi engaguquki evela kumphakeli ibaluleke kakhulu ukugwema ukuphazamisa amashejuli wokukhiqiza emagqumeni ensimbi anikela.

10. Ukucatshangelwa okubalulekile kokuthola ama-electrodes aphezulu we-graphite

Ochwepheshe bokuthengwa kwempahla njengoMark Thompson, Sourcingama-electrodes we-graphitengempumelelo idinga ukubhekisisa ngokucophelela kwezinto ezimbalwa ezingaphezu kwentengo yokuqala. Ukuqinisekisa ukunikezwa okuthembekile kweikhwalithi ephezuluI-electrodes ibalulekile ukuze ilondoloze imisebenzi ebushelelezi kanye nokuphatha izindleko ngaphakathiEaf Stebilemaking. Nawa amaphuzu asemqoka ukugxila ku:

1. Idumela lomhlinzeki kanye nobuchwepheshe:Uzakwethu nge-emisiweUmkhiqizi we-elekthrodi kagesingerekhodi elifakazelwe kanye nolwazi olujulile lomkhakha. Njengomnikazi wefektri (Allen) ngemigqa engu-7 yokukhiqiza ethunyelwa emhlabeni jikelele (e-USA, Europe, e-Australia), siyaqonda izidingo zobuchwepheshe kanye nokulindelwe kwekhwalithi. Funa ukucaca kanye nobungcweti.
2. Ukuqinisekiswa kwekhwalithi kanye nezitifiketi:Phikelela kwimibiko yokuhlola ikhwalithi ephezulu kanye nezitifiketi ezifanele (isb., ISO 9001). Qinisekisa ukucaciswa kwezinto (impahla eluhlazathandainaliti cokenomaUPetroleum Coke, ukumelana, amandla, ukuqina). Qaphela inkohliso yesitifiketi engaba khona; Cabanga ngokuhlolwa komuntu wesithathu uma kunesidingo. Imikhiqizo yethu, efanaAmabhulokhi wamandla aphezulu we-graphite, bambelela amazinga aqinile aphesheya.
3. Ukukhethwa kweBanga (HP vs. UHP):Sebenza nomphakeli ukuthola ibanga elifanele (I-HP Graphite ElectrodenomaUhp) Ngokusekelwe ngqoimbuthumaThayipha (Uqhingi, Isithando seLadle, Isithando se-Arc esingenisiwe), ukukala amandla, kanye nemikhuba yokusebenza. Kusetshenziswa ibanga elifanelekile ukusebenza ukusebenza nezindleko.
4. Ukusekelwa Kwezobuchwepheshe Nokuxhumana:Ukuxhumana okusebenzayo kubalulekile. Khetha umphakeli ngokuthengisa okuphendulayo namaqembu ezobuchwepheshe angaphendula imibuzo, ahlinzeke ngokusekelwa, futhi abhekane nezinkinga ngokushesha. Lokhu kusiza ukunqoba amaphuzu ajwayelekile abuhlungu njengokungasebenzi kahle kokuxhumana.
5. I-Logistics nokulethwa:Ukulethwa okuthembekile nokufika ngesikhathi kubalulekile ukugwema ukuyeka ukukhiqizwa. Xoxa ngemigomo yokuthumela, izikhathi zokuhola, nezidingo zokupakisha. Qinisekisa ukuthi umphakeli uhlangabezana nokuthumela phambili esifundeni sakho (e.g., e-USA, eNyakatho Melika) futhi angaphatha ukungena kahle ukuvikela ukubambezeleka kokuthumela.
6. Ukungaguquguquki:Qinisekisa ukuthi umphakeli anganikeza i-batch esezingeni eliphakeme ngemuva kwe-batch. Ukuhlukahluka kwi-Electrode Properties kungaholela ekungathembekiimbuthumaukusebenza kanye nokusetshenziswa okwengeziwe.
7. Izindleko Ezizonke zobunikazi:Bheka ngale kwentengo yokuthenga ngakunyeI-Graphite Electrode. I-Factor ngamanani asetshenziswayo, ukusebenza kahle kwamandla, ubungozi bokuqhekeka (izindleko zokuphumula), kanye nokuthembela kwezinto zokuLayina ukuze kutholakale ukuthi kusebenza kahle izindleko.Ikhwalithi ephezuluAma-electrodes ajwayele ukuhlinzeka ngenani elingcono ekuhambeni kwesikhathi.
8. Imibandela Yokukhokha:Xoxa futhi uvumelane ngezindlela ezicacile nezivikelekile zokukhokha ezilungele ukuthengiselana kwe-B2B yamazwe omhlaba.

Ngokugxila kulezi zinto, abathengi bangasungula ubudlelwano obuqinile nabathengisi abanokwethenjelwa, banciphise ubungozi, futhi baqinisekise kwaboUgesi we-arc kagesiSebenza kahle ngokusebenza okuphezuluama-electrodes we-graphite.

Isifinyezo: Ukuthathwa kokhiye kuma-electrodes we-graphite ku-EAFS

• Umsebenzi we-Core: Ama-electrodes we-graphiteyenza njengabaqhubi, ukuletha okuphezuluElectric yamanjekuUgesi we-arc kagesi (Uqhingi) nomaIsithando seLadle.
• Mechanism Okwehlayo:BonaDala i-arcphakathi kwethiphu ye-electrode neisikena sensimbi, ukukhiqiza okukhuluKukhiqizwe ukushisa(> 3000 ° C) lokhoncibilikisa insimbi.
• Kungani i-Graphite?I-Graphite ikhethelwe inhlanganisela yayo eyingqayizivele yeokushisa okuphezuluUkumelana, Kuhleukuqina kukagesi, Ukusebenza okuphezulu okushisayo, ukumelana nokushayeka okushisayo, kanye nemishini.
• Inqubo ye-EAF:Le khasiUqhingisebenzisaama-electrodes we-graphitekwa-ncibilikisa insimbi, enikeza indlela eguquguqukayo futhi egxile ekuvuseleleni kabushaukwenza ngensimbi.
• Amabanga e-Electrode: Ama-electrodes we-graphitewoza amabanga afana ne-HP (Amandla aphezulu) FuthiUhp (Amandla we-Ultra-High), ukwehluka phakathiimpahla eluhlaza (cockeThayipha), izakhiwo, kanye nokufaneleka kweimbuthumaamazinga wamandla kanyeukuqina kwamanje.
• Ukufaka:Ama-electrodes ahlanganiswe kwikholomu futhi afakwe ngokucophelela kuimbuthuma, kudinga ukuphathwa okuqondile nokusebenza.
• Izindaba zekhwalithi: Ama-electrodes aphezulu we-graphitekusuka kubakhiqizi abathembekile kuholele ekusetshenzisweni okuphansi, kuncishiswe ubungozi bokuqhekeka, ukusebenza kahle kwamandla okungcono, kanye nezindleko ezisebenzayo eziphansi ze-imbuthuma.
• Ukuthengwa:Abathengi kufanele bagxile kwidumela lomhlinzeki, ukuqinisekiswa kwekhwalithi (ama-cert, ama-spec), ukwethenjwa kwezinto zokwethembeka, ukuxhumana, kanye nezindleko eziphelele zobunikazi lapho bethola khonaama-electrodes we-graphite.

Ukuqonda KanjaniUmsebenzi we-electrodes we-graphitekubalulekile ukwazisa ukusebenza kahle nokubaluleka kwesimanjeElectric arc ruc funmaking.