Mamiriro azvino uye kutungamira kweasina kunaka graphitization tekinoroji

Nekukurumidza kuvandudzwa kwemotokari nyowani dzesimba pasi rese, kudiwa kwemusika welithium bhatiri anode zvinhu kwawedzera zvakanyanya. Sekureva kwehuwandu, muna 2021, indasitiri sere epamusoro lithium bhatiri anode mabhizinesi anoronga kuwedzera kugona kwavo kugadzira kusvika miriyoni imwe yematani. Graphitization ine yakanyanya kukanganisa pane index uye mutengo weanode zvinhu. Muchina we graphitization muChina une marudzi mazhinji, kushandiswa kwesimba rakawanda, kusvibiswa kunorema uye yakaderera dhigirii ye otomatiki, iyo inomisa kugadzirwa kwegraphite anode zvinhu kusvika pamwero wakati. Ndiro dambudziko guru rinogadziriswa nekukasira mukugadzirwa kwezvinhu zveanode.

1. Mamiriro ezvinhu aripo iye zvino uye kuenzanisa kwehuni yakaipa ye graphitization

1.1 Atchison negative graphitization furnace

Mumhando yevira yakagadziridzwa yakavakirwa pane yechinyakare electrode Aitcheson furnace graphitization furnace, choto chepakutanga chakaremerwa negraphite crucible semutakuri weiyo negative electrode zvinhu (iyo crucible inotakurwa necarbonized negative electrode raw material), iyo yevira core yakazadzwa nekudziya. kupikisa zvinhu, iyo yekunze layer yakazadzwa neyakagadzika zvinhu uye choto madziro ekudzivirira. Mushure mekugadzirwa kwemagetsi, tembiricha yepamusoro ye2800 ~ 3000 ℃ inogadzirwa zvakanyanya nekudziya kwechinhu chinopikisa, uye zvinhu zvisina kunaka mucrucible zvinodziiswa zvisina kunanga kuti uwane iyo yakanyanya kupisa ibwe inking yezvinhu zvisina kunaka.

1.2. Kupisa kwemukati kwakatevedzana graphitization furnace

Iyo modhi yechoto ireferensi kune serial graphitization furnace inoshandiswa kugadzira magirafu emagetsi, uye akati wandei emagetsi crucible (akatakurwa neagative electrode material) akabatanidzwa munhevedzano refu. Iyo electrode crucible ndeyese inotakura uye inodziya muviri, uye yazvino inopfuura nepa electrode crucible kuti ibudise tembiricha yakakwira uye yakananga kupisa mukati isina kunaka electrode zvinhu. Iyo GRAPHItization process haishandisi kupikisa zvinhu, kurerutsa maitiro ekurodha nekubika, uye kuderedza kupisa kwekuchengetedza kurasikirwa kwezvinhu zvinopikisa, kuchengetedza simba rekushandisa.

1.3 Grid bhokisi mhando graphitization choto

No.1 application iri kuwedzera mumakore achangopfuura, iyo huru inodzidzwa Series acheson graphitization furnace uye concatenated tekinoroji maitiro e graphitizing choto, choto chechoto chekushandisa akawanda zvidimbu zveanode ndiro grid zvinhu bhokisi chimiro, zvinhu mune cathode mune mbishi zvinhu, kuburikidza. Yese yakatsvetwa kubatana pakati peanode plate column yakagadziriswa, yega yega mudziyo, kushandiswa kweanode plate chisimbiso chine chinhu chimwe chete. Iyo column uye anode plate yechinhu bhokisi chimiro pamwechete zvinoumba muviri wekudziya. Magetsi anoyerera kuburikidza ne electrode yechoto chechoto kupinda mukati mekudziya kwemuviri wechoto chechoto, uye tembiricha yepamusoro inogadzirwa yakananga kupisa anode zvinhu mubhokisi kuzadzisa chinangwa chegraphitization.

1.4 Kuenzanisa kwemhando nhatu dzechoto chegraphitization

Iyo yemukati kupisa yakatevedzana graphitization furnace ndeyekupisa zvakananga zvinhu nekudziisa hollow graphite electrode. Iyo "Joule kupisa" inogadzirwa neiyo ikozvino kuburikidza ne electrode crucible inonyanya kushandiswa kupisa zvinhu uye crucible. Iyo yekupisa yekumhanyisa inokurumidza, kugovera tembiricha kwakafanana, uye kushanda kwemafuta kwakakwira kupfuura yechinyakare Atchison choto chine chekudziisa chekudziisa. Iyo grid-bhokisi graphitization furnace inokwevera pane zvakanakira yemukati kupisa serial graphitization choto, uye inotora pre-yakabikwa anode ndiro ine mutengo wakaderera semuviri wekudziya. Kuenzaniswa neiyo serial graphitization furnace, iyo yekurodha yegridi-bhokisi graphitization furnace yakakura, uye mashandisiro emagetsi pachigadzirwa chimwe nechimwe anoderedzwa zvinoenderana.

 

2. Kubudirira kutungamira kwehuni graphitization furnace

2. 1 Gadzirisa iyo perimeter madziro chimiro

Parizvino, iyo yekupisa yekuvharisa layer yeakawanda graphitization choto inonyanya kuzara nekabhoni nhema uye petroleum coke. Ichi chikamu chemidziyo yekudzivirira panguva yekugadzirwa kwekushisa kwakanyanya oxidation kupisa, nguva imwe neimwe kurodha kunze kwekudiwa kwekutsiva kana kuwedzera yakakosha insulation zvinhu, kutsiva kwemaitiro ehurombo nharaunda, yakakwira yekushanda.

Unogona kufunga nezve kushandisa yakakosha simba repamusoro uye tembiricha yakakwira simende masonry wall stick adobe, kusimudzira simba rose, kuve nechokwadi kuti madziro mukutenderera kwese kutenderera kugadzikana mu deformation, zvidhinha seam chisimbiso panguva imwe chete, kudzivirira mweya wakawandisa kuburikidza nemadziro ezvidhinha. kuputika uye gaka rekubatana muchoto, kuderedza kupisa kweoxidation kurasikirwa kwezvinhu zvinodzivirira uye anode zvinhu;

Yechipiri ndeyekuisa iyo yakazara yakawanda nhare yekuisa chisimbiso chakarembera kunze kwemadziro echoto, sekushandiswa kweyakakwirira-simba fiberboard kana calcium silicate board, nhanho yekudziya inotamba inobudirira yekuisa chisimbiso uye yekuisa chisimbiso, iyo inotonhora nhanho iri nyore kubvisa kukurumidza kutonhora; Chechitatu, mugero wekufema wakaiswa muzasi mechoto uye madziro evira. Mugero wemhepo wemhepo unotora chimiro chezvidhinha chakafanogadzirirwa nemuromo wechikadzi webhandi, uku uchitsigira yakakwirira-tembiricha simende masonry, uye uchifunga nezvekumanikidzwa kwemhepo kutonhora muchikamu chinotonhora.

2. 2 Gadzirisa simba rekupa curve nenhamba yekuenzanisa

Parizvino, iyo magetsi ekupa curve yeasina kunaka electrode graphitization furnace inogadzirwa zvinoenderana nechiitiko, uye iyo graphitization process inogadziriswa nemaoko chero nguva zvichienderana nekushisa uye choto mamiriro, uye hapana chiyero chakabatana. Kukwenenzvera kupisa curve kunogona kudzikisa zviripachena simba rekushandisa index uye kuve nechokwadi chekushanda kwakachengeteka kwechoto. Iyo NUMERICAL MODEL YEKAMUSORO yetsono INOFANIRA KUGADZIRWA nenzira dzesainzi zvinoenderana neyakasiyana miganhu mamiriro uye emuviri paramita, uye hukama pakati peyazvino, voltage, simba rakazara uye kugovera kwekushisa kwechikamu chemuchinjiko mukuita graphHItization kunofanirwa kuongororwa. kugadzira iyo yakakodzera yekudziya curve uye ichiramba ichigadzirisa mukushanda chaiko. Zvakadai senge padanho rekutanga rekufambiswa kwemagetsi ndiko kushandiswa kwesimba rakakura, wobva wadzikisa simba uye wozosimuka zvishoma nezvishoma, simba uye wozodzikisa simba kusvika pakupera kwesimba.

2. 3 Wedzera hupenyu hwesevhisi yecrucible uye yekudziya muviri

Mukuwedzera kune simba rekushandisa, hupenyu hwe crucible uye heater inogadzirisawo zvakananga mari ye graphitization yakaipa. Kune graphite crucible uye graphite yekudziya muviri, iyo yekugadzira manejimendi sisitimu yekurodha kunze, inonzwisisika kudzora kwekudziya uye kutonhora mwero, otomatiki crucible yekugadzira mutsara, kusimbisa chisimbiso kudzivirira oxidation uye mamwe matanho ekuwedzera iyo crucible kudzokorodza nguva, zvinobudirira kuderedza mutengo wegraphite. inking. Pamusoro pematanho ari pamusoro apa, iyo yekudziya ndiro yegridi bhokisi graphitization furnace inogona zvakare kushandiswa seyekudziya zvinhu zve pre-yakabikwa anode, electrode kana yakagadzika carbonaceous zvinhu zvine high resistivity kuchengetedza mutengo wegraphitization.

2.4 Flue gasi kutonga uye kushandiswa kwemarara kupisa

Iyo flue gasi inogadzirwa panguva yegraphitization inonyanya kuuya kubva kumagetsi uye kupisa zvigadzirwa zveanode zvinhu, pamusoro pekabhoni kupisa, kubuda kwemhepo uye zvichingodaro. Pakutanga kwekutanga kwechoto, kuputika uye guruva zvinopukunyuka nhamba huru, nzvimbo yemusangano haina kunaka, mabhizinesi mazhinji haana matanho ekurapa anobudirira, iri ndiro dambudziko guru rinokanganisa hutano hwebasa uye kuchengeteka kwevashandi mukugadzirwa kwe electrode kusina kunaka. Kuedza kwakawanda kunofanira kuitwa kunyatsofunga kuunganidzwa kunoshanda uye manejimendi eflue gasi neguruva muwekishopu, uye zvine musoro matanho ekufemesa anofanira kutorwa kuderedza tembiricha yewekishopu uye kuvandudza nharaunda yekushanda yegraphitization workshop.

 

Mushure meiyo flue gasi inogona kuunganidzwa kuburikidza nenyere mukamuri yekupisa yakavhenganiswa kupisa, bvisa yakawanda yetara uye guruva mu flue gasi, zvinotarisirwa kuti tembiricha yeflue gasi mukamuri yekupisa iri pamusoro pe800 ℃, uye iyo tsvina inopisa ye gasi reflue inogona kudzoserwa kuburikidza nemarara kupisa steam boiler kana shell heat exchanger. Iyo RTO incineration tekinoroji inoshandiswa mucarbon asphalt chiutsi kurapwa inogona zvakare kushandiswa kunongedzera, uye asphalt flue gasi inopisa kusvika 850 ~ 900 ℃. Kuburikidza nekupisa kwekuchengetedza kupisa, asphalt uye zvinhu zvinoputika uye mamwe mapolycyclic anonhuwirira mahydrocarbon ari muflue gasi anoiswa oxidized uye anozopedzisira aora kuita CO2 neH2O, uye kushanda kwekuchenesa kunoshanda kunogona kusvika pamusoro pe99%. Iyo sisitimu ine kushanda kwakagadzikana uye yakakwirira yekushanda mwero.

2. 5 Vertical continuous negative graphitization furnace

Aya ataurwa pamusoro akati wandei emhando dze graphitization choto ndiyo huru yechoto chimiro cheanode kugadzirwa kwezvinhu muChina, iyo yakajairika poindi yenguva nenguva kugadzirwa, kuderera kwekushisa kwekushisa, kurodha kunze kunonyanya kuvimba nekushanda kwemanyorero, dhigirii re automation harina kukwirira. Iyo yakafanana yakatwasuka inoenderera isina kunaka graphitization choto inogona kuvandudzwa nekutaura kune modhi yepetroleum coke calcination furnace uye bauxite calcination shaft furnace. Iyo inopokana ARC Inoshandiswa seyakakwira tembiricha yekupisa sosi, zvinhu zvinoramba zvichiburitswa negiravhiti rayo, uye yakajairwa kutonhora kwemvura kana gasification kutonhora chimiro inoshandiswa kutonhodza tembiricha yakakwira munzvimbo yekubuda, uye iyo poda pneumatic conveying system. inoshandiswa kuburitsa uye kudyisa zvinhu kunze kwechoto. Iyo FURNACE mhando inogona kuona inoenderera mberi kugadzirwa, kupisa kwekupisa kurasikirwa kwechoto chechoto kunogona kufuratirwa, saka iyo yekupisa inoshanda inovandudzwa zvakanyanya, kubuda uye kushandiswa kwesimba zvakanakira zviri pachena, uye iyo yakazara otomatiki mashandiro anogona kuzadzikiswa zvizere. Matambudziko makuru anozogadziriswa ndeye fluidity yehupfu, kufanana kwegraphitization degree, kuchengeteka, kutarisa tembiricha uye kutonhora, nezvimwe. Zvinotendwa kuti nekubudirira kwekugadzirwa kwechoto kuyera kugadzirwa kwemaindasitiri, ichatanga shanduko mu munda we negative electrode graphitization.

 

3 mutauro wemafundo

Graphite kemikari muitiro ndiro dambudziko hombe ririkutambudza lithium bhatiri anode zvinhu vanogadzira. Chikonzero chakakosha ndechekuti pachine mamwe matambudziko mukushandiswa kwesimba, mutengo, kuchengetedza kwezvakatipoteredza, otomatiki degree, chengetedzo uye zvimwe zvinhu zveiyo inonyanya kushandiswa periodic graphitization choto. Mafambiro emangwana eindastiri akanangana nekuvandudzwa kweatomatiki uye akarongeka emission inoenderera mberi kugadzirwa kwechoto chimiro, uye inotsigira yakakura uye yakavimbika yekubatsira maitiro zvivakwa. Panguva iyoyo, matambudziko egraphitization anotambudza mabhizinesi achavandudzwa zvakanyanya, uye iyo indasitiri ichapinda munguva yebudiriro yakagadzikana, ichiwedzera kukurumidza kusimudzira kwemaindasitiri matsva ane chekuita nesimba.

 


Nguva yekutumira: Aug-19-2022