Abstract
1. Kev saib dav dav
Graphitization: tso lub peev xwm los ntawm nruab nrab xyoo tom ntej
Cov khoom siv raw: ob xyoos tom ntej no yuav tsum muaj kev hloov pauv siab
2. Qhov sib txawv thiab daim ntawv thov ntawm cov koob koob coke thiab roj koob coke:
Cov khoom siv sib txawv: roj-raws li roj slurry, thee-raws li thee asphalt.
Daim ntawv thov sib txawv: roj koob coke, thee koob coke coke siv rau (ultra) siab zog electrode; Roj koob coke nyoos thiab siav coke rau qhov tsis zoo electrode.
Kev taw qhia kev loj hlob: Coal series tej zaum yuav txhim kho yav tom ntej.
3. Kev xa khoom thiab kev thov qauv ntawm cov roj av coke: peb daim ntawv qhia ntawm downstream electrode + pre-ci anode + tsis zoo electrode yog tag nrho ntawm qhov nce, thaum lub mov sab tsis nthuav ntau lawm los yog txo kom muaj nuj nqis, ua rau cov nqi siab thiab imported. cov khoom yuav tsis tuaj yeem ua tau raws li qhov xav tau.
4. Anode cog kev nthuav dav sab saud: Zhongke Electric thiab Anqing Petrochemical tau kos npe rau kev koom tes nrog kev sib koom tes, tab sis tsis muaj kev koom tes los yog kev nqis peev tiag tiag.
5. Tsis zoo coke piv: high-end nrog ntshiab koob coke, tov nyob rau hauv nruab nrab kawg, low-end nrog ntshiab roj av coke. Koob coke 30-40%, petroleum coke 60-70%. Ib tuj ntawm qhov tsis zoo electrode nrog cov roj av ntshiab coke 1.6-1.7 tons.
6. Nruam graphitization: qhov kev nce qib tam sim no tsis zoo tagnrho, zoo ib yam li kev lag luam diaphragm, tab sis kuj tso siab rau cov khoom siv kom muaj sia nyob, kev ua haujlwm yav tom ntej tuaj yeem txo qis kev siv hluav taws xob thiab hnub xa khoom.
Q&A
1. Kev muab khoom thiab kev thov thiab tus nqi
Q: Kev muab khoom thiab kev xav tau qauv thiab tus nqi tsis txaus ntawm cov tooj liab coke?
A: 1 lab tons ntawm tsawg-sulfur coke yuav raug xa tawm xyoo no, suav txog 60%. Nrog rau 60% tawm los, 60/0.6 = 1 lab tons ntawm qis-sulfur coke yuav xav tau. Kev thov ntau tshaj qhov khoom, ua rau tus nqi nce, thiab tus nqi ntau dua 8000 yuan
Q: Xyoo tom ntej cov khoom siv thiab cov qauv xav tau, tus nqi xwm txheej?
A: Tsawg sulfur coke (common petroleum coke) muaj peb daim ntawv thov: electrode, prebaked anode thiab tsis zoo electrode. Tag nrho peb qhov loj hlob tuaj. Cov khoom lag luam tsis tau nthuav dav lossis txawm tias txo qis ntau lawm, ua rau cov nqi siab
Q: Q2 coke tuam txhab muaj tus nqi nce, muaj kev sib kis qis
A: Ningde Times thiab BYD yuav tsis muaj lub luag haujlwm tag nrho, tab sis yuav koom nrog. Lub Hoobkas cathode yuav coj ib feem ntawm nws. Lub Hoobkas roj teeb thib ob tuaj yeem ua tau. Saib ntawm cov nyiaj tau los ntawm ib tuj, ua ke nrog graphitization piv, coke nqi tsis yog li pom tseeb
Q: Dab tsi yog qhov amplitude ntawm Q2 cov khoom tsis zoo ntawm qhov nruab nrab?
A: Tsawg me me, 10%, qhov pib tsis hloov pauv graphitization, Q1 qis sulfur coke txog 5000 yuan, Q2 nruab nrab 8000 yuan,
Q: Kev muab khoom thiab kev xav pom ntawm kev siv cov roj av coke
A: (1) Cov kev xav tau hauv tsev ntau dua: kev loj hlob tsis zoo yog qhov nrawm tshaj plaws, 40% + kev loj hlob ntawm roj av coke, roj av coke nyob rau hauv ob xyoos tom ntej no muaj kev poob siab, vim hais tias domestic petrochina, Sinopec ntau lawm expansion yog tsawg, domestic ntau lawm ntawm 30 lab tons Ib xyoos, 12% yog tsis tshua muaj sulfur coke, tsis tuaj yeem ua tau raws li kev thov hauv tsev.
(2) Ntshuam ntxiv: Peb tseem yuav import coke los ntawm Indonesia, Romania, Russia thiab Is Nrias teb. Hauv kev sim, kev nce qib kuj qeeb, uas yuav tsis tuaj yeem ua tau raws li qhov xav tau ntawm kev ua tsis zoo electrode
(3) Kev txiav txim siab nqe: qhov qis ntawm xyoo tas los yog nyob rau lub Peb Hlis, thiab roj av coke yog 3000 yuan / ton. Qhov tshwm sim ntawm rov qab mus rau tus nqi no kuj yog me me
(4) Cov kev taw qhia yav tom ntej: nrog rau kev xav tau ntawm cov tsheb hluav taws xob ntau dua, siv cov roj coke tsawg thiab tsawg dua, thiab cov thee series yog qhov ua tau.
Q: Nruab nrab coke mov thiab xav tau qauv?
A: Nruab nrab sulfur coke kuj nruj, piv txwv li, 1 lab tons ntawm anode, 10% poob ntawm graphitization, 1.1 lab tons ntawm graphitization, 1 tuj graphitization xav tau 3 tons ntawm nruab nrab sulfur coke, xav tau 3.3 lab tons ntawm nruab nrab sulfur coke. txhawb
Q: Puas muaj cov nroj tsuag tsis zoo muab cov roj av coke tso rau hauv dej?
A: Zhongke Electric tau kos npe rau kev koom tes nrog Anqing Petrochemical. Kuv tsis tau hnov txog kev koom nrog kev ncaj ncees tiag tiag lossis kev nqis peev
Q: Tus nqi sib txawv ntawm cov chaw tsim khoom me thiab cov chaw tsim khoom loj xws li Shanshan thiab Kaijin?
A 
1) kev lag luam tsis zoo tsis tuaj yeem suav tus nqi sib txawv. Muaj tsuas yog ib lossis ob yam khoom siv hauv kev lag luam tsis zoo, feem ntau yog cov khoom ntiag tug.
(2) Cov chaw tsim khoom me tsis muaj qhov zoo ntawm cov khoom siv dav dav, yog li lawv yuav tsum txo tus nqi kom haum rau kev ua lag luam. Yog tias cov chaw tsim khoom me me tau sau cov thev naus laus zis thiab kawm cov khoom siv high-end thiab cov khoom siv tus kheej, lawv tuaj yeem tsim qhov zoo. Yog tias cov chaw tsim khoom loj tsis ua cov khoom ntiag tug, lawv tsuas tuaj yeem ua cov khoom dav dav.
2, petroleum coke classification thiab daim ntawv thov
Q: Dab tsi yog qhov yuav tsum tau ua rau cov khoom siv coke ntawm ntau yam tsis zoo?
A: (1) Kev faib tawm: muaj plaub qhov chaw tsis zoo coke, tsis tshua muaj sulfur petroleum coke, oily koob coke, thee koob coke, thee asphalt coke.
(2) kev faib ua feem: qis sulfur coke suav txog 60%, koob coke 20-30%, tus so yog thee asphalt coke.
Q: Dab tsi yog qhov kev faib tawm ntawm jiao?
A: Feem ntau muab faib ua roj av thiab thee, roj tuaj yeem muab faib ua cov roj av zoo tib yam, koob coke; Thee tuaj yeem muab faib ua coke zoo tib yam, koob coke, asphalt coke
Q: Ntau npaum li cas roj av coke siv ib tuj tsis zoo electrode siv
A: Pure roj av coke, 1 faib los ntawm 0.6-0.65, xav tau 1.6-1.7 tons
A: (1) cov ntaub ntawv sib txawv: (1) roj, roj refining xaiv A qib siab dua ntawm slurry, kev ua haujlwm yooj yim yog roj av coke, yog los ntawm roj thiab sulfur coke, tuaj yeem kos rau hauv koob coke; ② Coal ntsuas, zoo ib yam, xaiv qib siab thee asphalt
(2) kev siv sib txawv: (1) roj koob coke, thee koob coke coke siv rau (super) siab zog electrode; ② Roj koob coke nyoos, siav coke rau qhov tsis zoo, thee nrog tsawg dua, tab sis kuj tseem muaj cov chaw tsim khoom siv xws li Zichen, Shanshan, Kaijin, tom qab cov thee tuaj yeem nce daim ntawv thov, Tuam Tshoj yog lub teb chaws tsim hluav taws xob.
Q: Qhov kom zoo dua ntawm coke koob coke
A: Roj-series koob coke yog kwv yees li 2000-3000 yuan kim dua li cov thee-series koob coke. Coal-series koob coke muaj nqe kom zoo dua
Q: Yav tom ntej daim ntawv thov kev cia siab ntawm nruab nrab sulfur petroleum coke
A: Cov electrode tsis zoo yog tseem siv rau lub zog cia, nrog rau cov kev xav tau ntawm lub zog cia thiab tsawg zog
Q: Puas muaj qhov sib txawv ntawm kev ua haujlwm thaum siv rau ntawm qhov tsis zoo electrode
A: Coal ntsuas koob coke sib txawv tsis loj, Zichen, Suav fir siv, thee ntsuas zoo tib yam asphalt coke kuj siv tau rau hauv lub zog cia
Q: Puas yog nws nyuaj ua rau rab koob coke los ntawm roj av coke?
A: Roj koob coke muaj peev xwm ntawm 1.18 lab tons, cov txheej txheem tsis yooj yim heev, los ntawm kev kos coke rau hauv rab koob coke, feem ntau xaiv A slurry zoo dua los ua, qhov teeb meem tam sim no yog qhov kev lag luam tsis zoo thiab cov khoom siv hluav taws xob sib txuas tsis yog A. ntau, yog tias muaj kev koom tes ntau, kev tshawb fawb thiab kev loj hlob tom ntej, kev koom tes yuav tsum tau ua
Q: Cov ntaub ntawv puas yuav sib xyaw?
A: Peb txoj kev: ntshiab roj av coke, ntshiab koob coke, roj av coke + koob coke. Pure roj av coke muaj kev ua tau zoo kinetic, yooj yim graphitization, siab muaj peev xwm thiab siab compaction, thiab ob yog complementary. Qhov siab kawg siv cov koob ntshiab coke, nruab nrab kawg siv sib xyaw, qhov qis kawg siv cov roj av ntshiab coke.
Q: Qhov sib piv yog dab tsi
A: koob coke 30-40%, petroleum coke 60-70%
3, carbon thiab silicon anode
Q: Dab tsi yog qhov cuam tshuam ntawm kev txhim kho ntawm silicon carbon anode ntawm roj av coke thiab koob coke?
A: (1) Kev Siv: xyoo tas los, 3500 tons ntawm silicon monomer, 80% ntawm Beitre ntim yog qhov loj tshaj plaws, lub tog raj kheej siv ntau dua, Panasonic, LG siv silicon oxygen, Samsung siv nano-silicon. Lub tuam txhab C xav tau kev tsim khoom loj ntawm lub plhaub square, uas tau raug ncua. Xyoo tom ntej Q1 ntau lawm yuav yog 10GWH, uas xav tau txog 1000 tons raws li 10% blending.
(2) Cov pob mos: vim qhov nthuav dav ntawm silicon, nws nyuaj rau kev thov
(3) silicon: los yog nrog txoj kev sib tov, Panasonic 4-5 ntsiab lus ntawm silicon oxygen, 60% ntuj + 40% dag graphite (petroleum coke), kuj tuaj yeem tov nrog rab koob coke, feem ntau raws li cov khoom ua tau zoo
Q: Puas yog silicon nyob rau hauv carbon anode siab purity silicon?
A: Ib qho yog silicon oxygen thiab lwm qhov yog nano-silicon.
(1) silicon oxygen: silicon + silicon dioxide kub sib tov cov tshuaj tiv thaiv rau hauv silica, silica yog nyob txhua qhov chaw, qhov yuav tsum tau ntawm silicon tsis siab, yuav zoo tib yam silicon hlau yuav ua tau, tus nqi ntawm 17,000-18,000.
(2) nano-silicon: purity ntawm 99.99% (4 9) los yog ntau tshaj, nyob rau hauv lub photovoltaic tshaj qhov tsis zoo electrode yuav tsum, purity ntau tshaj 6 9.
4. Qhov zoo thiab qhov tsis zoo ntawm Sunstone
Q: Puas muaj qhov zoo dua rau cov tub lag luam los ua tus ncej tsis zoo, xws li Socom?
A 1) suotong procures 4 lab tons ntawm roj av coke Ib xyoos, thiab tag nrho cov kev lag luam tsis zoo procures 1 lab tons, uas yog 4 zaug loj dua. Nws muaj qhov zoo ntawm ntim. Muaj qee qhov kev sib cuag ncaj qha nrog CNPC thiab sinopec, feem ntau yog cov tub luam, vim tias kev lag luam sib tham ntau dua
(2) kev lag luam tus nqi sib txawv: cov roj coke kev lag luam thaum pib ntawm lub xyoo thiab qhov kawg ntawm tus nqi yog siab, vim hais tias mus Tshuag, nyob rau hauv lub Tsib Hlis thiab Lub rau hli ntuj, tsis tshua muaj leej faj, nruab nrab sulfur roj coke poob 10-15%, vim hais tias ntawm ntau cov khoom muag, thaum Lub Kaum Hli thiab pib npaj khoom, tus nqi yuav nce ntxiv
Q: Puas yuav tsis zoo manufacturers yuav roj av coke ncaj qha? Sotone qhov zoo dua nyob qhov twg?
A: Feem ntau ntawm lawv tseem yuav los ntawm cov neeg lag luam. Qhov ntim me me dhau los ua lag luam nrog CNPC thiab Sinopec. Ob leeg siab, nruab nrab thiab qis sulfur coke yog tsim
5, dag graphite thiab ntuj graphite
Q: Siv cov graphite ntuj
A 1) feem ntau ntawm lawv yog siv txawv teb chaws. LG fais fab siv ib nrab dag thiab ib nrab ntuj. Cov tuam tsev loj hauv tsev B thiab C kuj siv ib feem ntawm ntuj, uas yog kwv yees li 10%
(2) tsis xws luag ntawm ntuj graphite: tsis hloov tej yam ntuj tso graphite muaj teeb meem ntau, xws li loj expansion, tsis zoo ncig.
(3) Kev txiav txim siab: yog tias lub ntuj maj mam siv hauv Suav teb, nws tau pom zoo kom siv nws los ntawm cov tsheb qis kawg. Nws yuav yooj yim dua kom muaj teeb meem nrog cov tsheb high-end ncaj qha sib xyaw nrog 20-30%.
Q: Dab tsi yog qhov txawv ntawm ntuj graphite thiab dag graphite?
A: Lub ntuj graphite twb graphite hauv av. Tom qab pickling, nws dhau los ua txheej graphite. Thaum dov li, nws dhau los ua Ib lub pob graphite
Qhov zoo: kuj pheej yig, muaj peev xwm (360GWH), siab compaction;
Disadvantages: tsis zoo cycling kev ua tau zoo, kev nthuav dav yooj yim, kev ua haujlwm kub tsis zoo
Q: Puas muaj cov khoom siv hluav taws xob graphite anode kis tau kom txhua tus tuaj yeem ua cov khoom sib xws?
A: Nws yog qhov tseeb tias muaj kev siv thev naus laus zis. Tam sim no muaj ntau yam nroj tsuag me me. Los ntawm nruab nrab xyoo tas los txog rau tam sim no, cov nroj tsuag tsis zoo tau tsim tawm 6 txog 7 lab tons.
(1) Muaj kev suav ob npaug. 300,000 tons ntawm cov khoom tiav thiab 100,000 tons ntawm graphitization tau nqis peev. Cov ntaub ntawv tag nrho yog qhov loj.
(2) Kev npaj hauv zos yog qhov loj heev, tsoomfwv kuj muaj kev thov, xav kom nce kev ua haujlwm;
(3) Zuag qhia tag nrho, muaj peev xwm ua tau zoo tsuas yog 20%, kev tshaj tawm ntawm lub peev xwm ntawm lub npe ua qhov tsis zoo, qhov tseeb, yog cov txheej txheem, OEM, thev naus laus zis diffusion lossis qhov pib.
Q: Kev siv ntuj tsim hauv tsev tsawg dua, puas muaj feem cuam tshuam nrog kev siv tshuab tsis zoo, puas yog txawv teb chaws tsis zoo?
A: (1) Txawv teb chaws: Samsung thiab LG tau siv cov khoom ntuj tsim tau ntev thiab lawv cov cuab yeej siv tau zoo dua, yog li kev ua haujlwm tsis zoo tshwm sim los ntawm cov khoom ntuj tsim yuav tsawg dua li hauv Suav teb.
(2) Hauv tsev: ① ua ntej BYD nrog ntuj graphite yog qhov ntxov, BYD tam sim no 10% ntawm ntuj graphite, tsheb npav nrog qee qhov ntuj graphite, ib nrab thiab ib nrab, Han, Tang, foob yog siv dag graphite, qis-kawg tsheb twv rau siv.
Kev siv lub ntsiab ntawm ningde yog cov khoom siv graphite, ntuj graphite tsis yog ke.
Q: Puas yog tus nqi ntawm ntuj graphite anode nce?
A: Nyob ntawm qhov xwm txheej ntawm kev lag luam, tus nqi yuav nce thiab yuav muaj kev hloov pauv
6, nruam graphitization
Q: Kev nce qib hauv graphitization tsis tu ncua?
A 1) tam sim no kev nce qib tsis zoo tagnrho, tam sim no lub graphitization yog lub thawv-hom rauv, acheson rauv, nruam graphitization zoo ib yam li diaphragm kev lag luam, kuj nyob ntawm cov khoom siv.
(2) Ib lub tuam txhab Japanese ua haujlwm zoo dua. 340kg / WH thiab cov khoom hauv qab no tsis muaj teeb meem loj, thaum 350kg / WH nrog lub peev xwm siab tsis ruaj khov.
(3) Nruam graphitization yog txoj kev loj hlob zoo, ib tuj xav tau 4000-5000 KWH hluav taws xob, ib hnub los tsim cov khoom, lub thawv rauv, Aitchison rauv peb los yog plaub hnub los tsim cov khoom, tom qab kev txiav txim siab thiab cov kev cai ib txwm muaj.
Post lub sij hawm: Jun-20-2022