Abstract
1. Kev pom dav dav
Kev tsim cov duab kos: muaj peev xwm tso tawm los ntawm nruab nrab ntawm 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 thee koob coke thiab roj koob coke:
Cov ntaub ntawv raw sib txawv: roj - raws li roj slurry, thee - raws li thee asphalt.
Cov ntawv thov sib txawv: roj koob coke, thee koob coke coke siv rau (ultra) lub zog siab electrode; roj koob coke nyoos thiab siav coke rau lub electrode tsis zoo.
Kev taw qhia kev loj hlob: Cov koob thee yuav tsim kho yav tom ntej.
3. Cov qauv kev muab khoom thiab kev thov ntawm roj av coke: peb qhov kev siv ntawm cov electrode downstream + pre-baked anode + negative electrode yog txhua yam nce ntxiv, thaum sab kev muab khoom tsis nthuav dav lossis txo qhov ntau, ua rau tus nqi siab thiab cov khoom xa tuaj txawv teb chaws yuav tsis tuaj yeem ua tau raws li qhov xav tau.
4. Kev nthuav dav ntawm lub Hoobkas Anode upstream: Zhongke Electric thiab Anqing Petrochemical tau kos npe rau kev koom tes ua lag luam, tab sis tsis muaj kev koom tes lossis kev nqis peev tiag tiag.
5. Qhov piv ntawm cov coke tsis zoo: qib siab nrog cov coke koob ntshiab, sib xyaw ntawm qhov nruab nrab, qib qis nrog cov roj av coke ntshiab. Koob coke 30-40%, roj av coke 60-70%. Ib tuj ntawm cov electrode tsis zoo nrog cov roj av coke ntshiab 1.6-1.7 tons.
6. Kev tsim cov duab tas mus li: kev nce qib tam sim no tsis zoo tagnrho, zoo ib yam li kev lag luam diaphragm, tab sis kuj cia siab rau cov khoom siv kom muaj sia nyob, kev tawg ua ntej yav tom ntej tuaj yeem txo kev siv hluav taws xob thiab hnub xa khoom.
Cov Lus Nug thiab Lus Teb
1. Kev muab khoom thiab kev thov thiab tus nqi
Q: Kev muab khoom thiab kev thov tus qauv thiab tus nqi tsis txaus ntawm cov coke uas tsis muaj sulfur ntau?
A: 1 lab tons ntawm cov coke uas tsis muaj sulfur yuav raug xa tawm xyoo no, suav txog 60%. Nrog rau 60% cov txiaj ntsig, 60/0.6 = 1 lab tons ntawm cov coke uas tsis muaj sulfur yuav muaj kev thov. Kev thov ntau dua li kev muab khoom, ua rau tus nqi nce, thiab tus nqi ntau dua 8000 yuan
Q: Tus qauv kev muab khoom thiab kev thov rau xyoo tom ntej, qhov xwm txheej ntawm tus nqi?
A: Cov roj coke uas tsis muaj sulfur ntau (cov roj coke uas siv roj av) muaj peb daim ntawv thov: electrode, prebaked anode thiab negative electrode. Tag nrho peb yam no tab tom loj hlob. Sab kev muab khoom tsis tau nthuav dav lossis txo qis kev tsim khoom, ua rau tus nqi siab
Q: Q2 cov tuam txhab coke muaj nqi nce, muaj kev sib kis mus rau hauv qab
A: Ningde Times thiab BYD yuav tsis lees txais tag nrho lub luag haujlwm, tab sis yuav siv ib feem ntawm nws. Lub Hoobkas cathode yuav siv ib feem ntawm nws. Lub Hoobkas roj teeb thib ob tuaj yeem ua nws. Saib ntawm cov nyiaj tau los ntawm ib tuj, ua ke nrog graphitization piv, tus nqi coke tsis pom tseeb heev.
Q: Qhov nruab nrab ntawm cov khoom tsis zoo Q2 yog dab tsi?
A: Me me, 10%, yeej tsis hloov pauv graphitization, Q1 qis sulfur coke txog 5000 yuan, Q2 nruab nrab 8000 yuan,
Q: Kev kwv yees ntawm kev muab khoom thiab kev thov ntawm kev siv roj av coke hauv qab
A: (1) Kev thov hauv tsev ntau dua li kev muab khoom: kev loj hlob ntawm tus ncej tsis zoo yog qhov ceev tshaj plaws, 40% + kev loj hlob ntawm roj av coke, roj av coke hauv ob xyoos tom ntej no muaj kev poob siab heev, vim tias roj av hauv tsev, Sinopec kev nthuav dav ntau lawm tsawg dua, kev tsim khoom hauv tsev ntawm 30 lab tons Ib xyoos, 12% yog cov coke sulfur tsawg, tsis tuaj yeem ua tau raws li kev thov hauv tsev.
(2) Kev ntxiv rau kev ntshuam: Peb kuj tseem yuav ntshuam coke los ntawm Indonesia, Romania, Russia thiab Is Nrias teb. Hauv kev sim, qhov kev nce qib qeeb heev, uas tej zaum yuav tsis tuaj yeem ua tau raws li qhov xav tau ntawm kev ua cov electrode tsis zoo
(3) Kev txiav txim siab txog tus nqi: qhov qis tshaj plaws ntawm xyoo tas los yog thaum Lub Peb Hlis, thiab roj av coke yog 3000 yuan / ton. Qhov muaj feem yuav rov qab mus rau tus nqi no yog qhov me me.
(4) Kev taw qhia yav tom ntej: nrog rau qhov kev thov nce ntxiv rau cov tsheb fais fab, tsawg dua thiab tsawg dua cov roj series coke siv, thiab cov thee series yog qhov kev taw qhia ua tau
Q: Cov qauv kev muab khoom thiab kev thov coke nruab nrab?
A: Cov coke sulfur nruab nrab kuj nruj, piv txwv li, 1 lab tons ntawm anode, 10% poob ntawm graphitization, 1.1 lab tons ntawm graphitization, 1 tuj ntawm graphitization xav tau 3 tons ntawm cov coke sulfur nruab nrab, xav tau 3.3 lab tons ntawm cov coke sulfur nruab nrab los txhawb nqa
Q: Puas muaj cov nroj tsuag tsis zoo uas muab roj av coke rau sab saud?
A: Zhongke Electric tau kos npe rau kev koom tes nrog Anqing Petrochemical. Kuv yeej tsis tau hnov txog kev koom tes lossis kev nqis peev tiag tiag
Q: Tus nqi sib txawv ntawm cov chaw tsim khoom me me thiab cov chaw tsim khoom loj xws li Shanshan thiab Kaijin yog dab tsi?
A 
1) kev lag luam tsis zoo tsis tuaj yeem xam qhov sib txawv ntawm tus nqi. Tsuas muaj ib lossis ob yam khoom uas pom zoo hauv kev lag luam tsis zoo, feem ntau yog cov khoom lag luam uas haum rau tus kheej.
(2) Cov chaw tsim khoom me me tsis muaj qhov zoo dua hauv cov khoom lag luam 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 khaws cov thev naus laus zis thiab kawm cov khoom lag luam siab thiab cov khoom lag luam tus kheej, lawv tuaj yeem tsim qhov zoo. Yog tias cov chaw tsim khoom loj tsis ua cov khoom lag luam tus kheej, lawv tsuas yog ua tau cov khoom lag luam dav dav.
2, kev faib tawm roj av coke thiab daim ntawv thov
Q: Cov kev cai rau cov khoom siv coke upstream ntawm ntau yam ncej tsis zoo yog dab tsi?
A: (1) Kev faib tawm: muaj plaub qhov chaw ntawm cov coke tsis zoo, cov roj av coke uas tsis muaj sulfur ntau, cov roj oily needle coke, cov thee needle coke, thiab cov thee asphalt coke.
(2) feem pua: cov coke uas tsis muaj sulfur ntau yog 60%, cov coke koob yog 20-30%, thiab tus so yog cov coke asphalt coke.
Q: Kev faib tawm ntawm jiao yog dab tsi?
A: Feem ntau muab faib ua roj av thiab thee, roj tuaj yeem muab faib ua roj av coke, koob coke; Thee tuaj yeem muab faib ua coke, koob coke, asphalt coke
Q: Ib tuj ntawm cov electrode tsis zoo siv roj av coke ntau npaum li cas
A: Cov roj av coke ntshiab, 1 faib los ntawm 0.6-0.65, xav tau 1.6-1.7 tons
A: (1) cov khoom siv raw sib txawv: (1) roj, roj refining xaiv Ib qib siab dua ntawm slurry, kev ua tiav yooj yim yog roj av coke, yog tias los ntawm roj thiab sulfur coke, tuaj yeem kos rau hauv koob coke; ② Thee ntsuas, zoo sib xws, xaiv qib siab thee asphalt
(2) daim ntawv thov sib txawv: (1) roj koob coke, thee koob coke coke siv rau (super) lub zog siab electrode; ② Roj koob coke nyoos, siav coke rau qhov tsis zoo, thee nrog tsawg dua, tab sis kuj muaj cov chaw tsim khoom siv xws li Zichen, Shanshan, Kaijin, tom qab thee yuav ua rau daim ntawv thov ntau dua, Tuam Tshoj yog lub tebchaws tsim thee.
Q: Qhov zoo ntawm cov thee koob coke
A: Cov roj-series koob coke kim dua li 2000-3000 yuan dua li cov thee-series koob coke. Cov thee-series koob coke muaj qhov zoo dua tus nqi.
Q: Kev cia siab rau yav tom ntej ntawm kev siv roj av coke nruab nrab sulfur
A: Lub electrode tsis zoo tseem siv rau kev khaws cia lub zog, nrog rau qhov yuav tsum tau khaws cia lub zog tsawg thiab muaj zog tsawg dua
Q: Puas muaj qhov sib txawv ntawm kev ua tau zoo thaum siv rau ntawm lub electrode tsis zoo
A: Qhov sib txawv ntawm cov thee ntsuas koob coke tsis loj, Zichen, Suav fir siv, thee ntsuas cov asphalt coke kuj tseem siv tau rau hauv kev khaws cia lub zog
Q: Puas nyuaj ua cov koob coke los ntawm cov roj av coke?
A: Lub peev xwm tsim cov roj coke koob ntawm 1.18 lab tons, cov txheej txheem tsis nyuaj heev, los ntawm kev kos duab coke rau hauv koob coke, feem ntau xaiv cov slurry zoo dua los ua, qhov teeb meem tam sim no yog tias cov lag luam tsis zoo thiab kev sib pauv koob coke sab saud tsis yog A Ntau, yog tias A Ntau kev koom tes, kev tshawb fawb thiab kev txhim kho tom qab, kev koom tes yuav tsum tau ua
Q: Cov ntaub ntawv puas yuav sib xyaw?
A: Peb txoj kev: roj av coke ntshiab, koob coke ntshiab, roj av coke + koob coke. Roj av coke ntshiab muaj kev ua tau zoo kinetic, yooj yim graphitization, muaj peev xwm siab thiab compaction siab, thiab ob qho yog sib txuas. Qhov kawg siab siv koob coke ntshiab, qhov nruab nrab siv sib xyaw, qhov kawg qis siv roj av coke ntshiab.
Q: Qhov sib piv sib piv yog dab tsi
A: Koob coke 30-40%, roj av coke 60-70%
3, carbon thiab silicon anode
Q: Qhov cuam tshuam ntawm kev txhim kho ntawm silicon carbon anode rau roj av coke thiab koob coke yog dab tsi?
A: (1) Dosage: 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 plaub fab, uas tau raug ncua. Xyoo tom ntej Q1 kev tsim khoom loj yuav yog 10GWH, uas xav tau txog 1000 tons raws li 10% blending.
(2) Pob khoom mos: vim yog qhov nthuav dav ntawm silicon, nws nyuaj rau thov
(3) silicon: los yog nrog txoj kev sib tov, Panasonic 4-5 cov ntsiab lus ntawm silicon oxygen, 60% ntuj + 40% dag graphite (petroleum coke), kuj tuaj yeem sib xyaw nrog koob coke, feem ntau raws li kev ua tau zoo ntawm cov khoom
Q: Puas yog silicon nyob rau hauv cov pa roj 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 ua ke rau hauv silica, silica nyob txhua qhov chaw, qhov yuav tsum tau muaj silicon tsis siab, yuav cov hlau silicon zoo tib yam, tus nqi ntawm 17,000-18,000.
(2) nano-silicon: purity ntawm 99.99% (4 9) lossis ntau dua, nyob rau hauv lub photovoltaic hla qhov tsis zoo electrode yuav tsum tau, purity ntawm ntau tshaj 6 9.
4. Cov txiaj ntsig thiab qhov tsis zoo ntawm Sunstone
Q: Puas muaj qhov zoo dua rau cov tub luam ua qhov tsis zoo, xws li Socom?
A 1) suotong tau txais 4 lab tons roj av coke Ib xyoos, thiab tag nrho kev lag luam tsis zoo tau txais 1 lab tons, uas yog 4 npaug loj dua. Nws muaj qhov zoo ntawm ntim. Muaj ob peb qhov kev sib cuag ncaj qha nrog CNPC thiab sinopec, feem ntau yog cov tub luam, vim tias kev lag luam tau tham ntau dua.
(2) tus nqi lag luam sib txawv: kev lag luam roj coke thaum pib ntawm lub xyoo thiab thaum kawg ntawm tus nqi siab, vim tias yuav tsum khaws cia, thaum lub Tsib Hlis thiab Lub Rau Hli, cov roj coke sulfur qis, cov roj coke nruab nrab poob 10-15%, vim muaj ntau cov khoom muag, thaum Lub Kaum Hli thiab pib khaws cia, tus nqi yuav nce dua
Q: Cov chaw tsim khoom tsis zoo puas yuav ncaj qha yuav roj av coke? Sotone qhov zoo dua nyob qhov twg?
A: Feem ntau ntawm lawv tseem yuav los ntawm cov tub luam. Cov ntim me dhau los ua lag luam nrog CNPC thiab Sinopec. Ob qho tib si siab, nruab nrab thiab qis sulfur coke raug tsim tawm
5, graphite dag thiab graphite ntuj
Q: Kev siv cov graphite ntuj
A 1) feem ntau ntawm lawv siv txawv teb chaws. LG fais fab siv ib nrab ntawm cov khoom cuav thiab ib nrab ntawm cov khoom ntuj. Cov chaw tsim khoom loj hauv tsev B thiab C kuj siv ib feem ntawm cov khoom ntuj, uas yog li 10%
(2) qhov tsis zoo ntawm cov graphite ntuj: cov graphite ntuj tsis tau hloov kho muaj ntau yam teeb meem, xws li kev nthuav dav loj, kev ua haujlwm tsis zoo.
(3) Kev txiav txim siab sib txawv: yog tias cov khoom siv ntuj tsim qeeb qeeb hauv Suav teb, nws raug pom zoo kom siv nws los ntawm cov tsheb qis. Nws yuav yooj yim dua kom muaj teeb meem nrog cov tsheb siab ncaj qha sib xyaw nrog 20-30%.
Q: Qhov txawv ntawm graphite ntuj thiab graphite dag yog dab tsi?
A: Cov graphite ntuj twb yog graphite hauv av lawm. Tom qab pickling, nws dhau los ua graphite txheej. Thaum dov, nws dhau los ua lub pob graphite ntuj.
Cov txiaj ntsig: pheej yig dua, muaj peev xwm siab (360GWH), compaction siab;
Qhov tsis zoo: kev caij tsheb kauj vab tsis zoo, kev nthuav dav yooj yim, kev ua haujlwm kub siab tsis zoo
Q: Puas yog cov thev naus laus zis graphite anode cuav tau nthuav dav kom txhua tus tuaj yeem ua cov khoom sib xws?
A: Muaj tseeb tiag tias muaj kev sib kis ntawm thev naus laus zis. Tam sim no muaj ntau lub Hoobkas me me. Txij nruab nrab xyoo tas los txog rau tam sim no, lub Hoobkas tsis zoo tau tsim tawm 6 txog 7 lab tons.
(1) Muaj ob qho kev xam zauv. 300,000 tons ntawm cov khoom tiav thiab 100,000 tons ntawm graphitization tau nqis peev. Tag nrho cov ntaub ntawv yog qhov loj heev.
(2) Kev npaj hauv zos loj heev, tsoomfwv kuj muaj kev thov, xav kom nce qib kev ua tau zoo;
(3) Tag nrho, lub peev xwm ua tau zoo tsuas yog 20% xwb, qhov kev tshaj tawm ntawm lub peev xwm hauv lub npe ntawm kev ua tsis zoo, qhov tseeb, yog cov txheej txheem, OEM, kev sib kis thev naus laus zis lossis qhov chaw pib.
Q: Kev siv ntuj tsim hauv tsev tsawg dua, puas muaj feem cuam tshuam nrog cov thev naus laus zis tsis zoo, puas yog cov thev naus laus zis tsis zoo txawv teb chaws zoo dua?
A: (1) Txawv teb chaws: Samsung thiab LG tau siv cov khoom ntuj tsim ntev heev thiab lawv cov thev naus laus zis laus dua, yog li kev ua tau zoo tsis zoo los ntawm cov khoom ntuj tsim yuav me dua li hauv Suav teb
(2) Hauv Tebchaws: ① ua ntej BYD nrog cov graphite ntuj yog qhov ntxov ntxov, BYD tam sim no yog 10% ntawm cov graphite ntuj, tsheb npav nrog qee cov graphite ntuj, ib nrab thiab ib nrab, Han, Tang, foob siv cov graphite dag, cov tsheb qis kawg twv siv.
Kev siv tseem ceeb ntawm ningde yog graphite dag, graphite ntuj tsis yooj yim.
Q: Tus nqi ntawm cov graphite anode ntuj puas nce ntxiv?
A: Nyob ntawm seb qhov xwm txheej ntawm kev ua lag luam, cov nqi yuav nce thiab yuav muaj kev hloov pauv ntawm tus nqi
6, kev kos duab tas mus li
Q: Kev nce qib hauv kev ua graphitization tas mus li?
A 1) qhov kev nce qib tam sim no tsis zoo tagnrho, tam sim no graphitization yog lub thawv-hom cub tawg, acheson cub tawg, graphitization txuas ntxiv zoo ib yam li kev lag luam diaphragm, kuj nyob ntawm cov khoom siv.
(2) Ib lub tuam txhab Nyiv Pooj ua haujlwm zoo dua. Cov khoom lag luam 340kg / WH thiab qis dua tsis muaj teeb meem loj, thaum 350kg / WH nrog lub peev xwm siab tsis ruaj khov.
(3) Kev tsim cov duab tas mus li yog ib qho kev coj ua zoo, ib tuj xav tau 4000-5000 KWH hluav taws xob, ib hnub los tsim cov khoom, lub thawv cua sov, Aitchison cua sov peb lossis plaub hnub los tsim cov khoom, tom qab kev txiav txim thiab txoj kev ib txwm yuav nyob ua ke.
Lub sijhawm tshaj tawm: Lub Rau Hli-20-2022