Nrog rau txoj kev loj hlob sai ntawm covlithium roj teebkev lag luam, daim ntawv thov scenarios ntawm lithium roj teeb txuas ntxiv nthuav dav thiab dhau los ua lub zog tseem ceeb hauv tib neeg lub neej thiab kev ua haujlwm.Thaum nws los txog rau cov txheej txheem tsim khoom ntawm cov tuam txhab lithium roj teeb customized, cov txheej txheem ntawm lithium roj teeb feem ntau suav nrog cov khoom xyaw, txheej, ntawv, kev npaj, winding, shelling, dov, ci, kua txhaj tshuaj, vuam, thiab lwm yam Cov hauv qab no qhia cov ntsiab lus tseem ceeb ntawm cov txheej txheem ntawm lithium roj teeb.Cov khoom xyaw zoo electrode Cov electrode zoo ntawm lithium roj teeb yog tsim los ntawm cov khoom siv hluav taws xob, cov khoom siv hluav taws xob, cov nplaum, thiab lwm yam. Ua ntej, cov ntaub ntawv raw tau lees paub thiab ci.Feem ntau hais lus, tus neeg sawv cev yuav tsum tau ci ntawm ≈120 ℃ rau 8 teev, thiab cov nplaum PVDF yuav tsum tau ci ntawm ≈80 ℃ rau 8 teev.Txawm hais tias cov ntaub ntawv nquag (LFP, NCM, thiab lwm yam) yuav tsum tau ci thiab ziab yog nyob ntawm lub xeev ntawm cov khoom siv raw.Tam sim no, kev cob qhia cov roj teeb lithium dav dav yuav tsum tau kub ≤40 ℃ thiab av noo ≤25% RH.Tom qab ziab kom tiav, PVDF kua nplaum (PVDF hnyav, NMP tov) yuav tsum tau npaj ua ntej.Qhov zoo ntawm PVDF kua nplaum yog qhov tseem ceeb rau kev ua haujlwm sab hauv thiab hluav taws xob ua haujlwm ntawm lub roj teeb.Yam tseem ceeb uas cuam tshuam rau daim ntawv thov kua nplaum muaj xws li kub thiab nplawm ceev.Qhov siab dua qhov kub, qhov yellowing ntawm cov kua nplaum yuav cuam tshuam rau adhesion.Yog tias qhov sib tov nrawm nrawm dhau, cov kua nplaum tuaj yeem raug puas tsuaj yooj yim.Qhov tshwj xeeb kev sib hloov ceev nyob ntawm qhov loj ntawm cov dispersion disk.Feem ntau hais lus, linear ceev ntawm dispersion disk yog 10-15m / s (nyob ntawm cov khoom siv).Lub sijhawm no, lub tank sib tov yuav tsum tau qhib cov dej ntws, thiab qhov kub yuav tsum yog ≤30 ° C.

Ntxiv cov cathode slurry hauv batch.Lub sijhawm no, koj yuav tsum tau them sai sai rau qhov kev txiav txim ntawm kev ntxiv cov ntaub ntawv.Ua ntej ntxiv cov khoom siv thiab cov khoom siv hluav taws xob, do maj mam, tom qab ntawd ntxiv cov kua nplaum.Lub sijhawm pub mis thiab pub mis yuav tsum tau ua nruj me ntsis raws li cov txheej txheem ntawm cov roj teeb lithium.Qhov thib ob, kev sib hloov ceev thiab kev sib hloov ceev ntawm cov cuab yeej yuav tsum tau tswj nruj me ntsis.Feem ntau hais lus, qhov dispersion linear ceev yuav tsum siab tshaj 17m / s.Qhov no nyob ntawm qhov ua tau zoo ntawm lub cuab yeej.Txawv manufacturers sib txawv heev.Kuj tswj lub tshuab nqus tsev thiab qhov kub thiab txias ntawm qhov sib tov.Nyob rau theem no, qhov loj me thiab viscosity ntawm slurry yuav tsum tau kuaj pom tsis tu ncua.Qhov loj me me thiab viscosity yog ze ze rau cov khoom siv, cov khoom siv, cov khoom noj khoom haus thiab cov txheej txheem ntawm lithium roj teeb.Nyob rau lub sijhawm no, cov txheej txheem ib txwm xav tau kub ≤ 30 ℃, av noo ≤ 25% RH, thiab nqus tsev kawm ntawv ≤-0.085mpa.Hloov cov slurry mus rau lub tank hloov los yog xim khw.Tom qab cov slurry raug xa tawm, nws yuav tsum tau kuaj xyuas.Lub hom phiaj yog lim cov khoom loj, ua kom nag thiab tshem tawm ferromagnetic thiab lwm yam khoom.Cov khoom loj yuav cuam tshuam rau cov txheej txheem thiab yuav ua rau nws tus kheej tso tawm ntau dhau ntawm lub roj teeb lossis kev pheej hmoo ntawm luv luv Circuit Court;Cov khoom siv ferromagnetic ntau dhau hauv cov slurry tuaj yeem ua rau nws tus kheej tso tawm ntau dhau ntawm lub roj teeb thiab lwm yam tsis xws luag.Cov txheej txheem ntawm cov txheej txheem ntawm cov roj teeb lithium no yog: kub ≤ 40 ° C, av noo ≤ 25% RH, npo mesh loj ≤ 100 mesh, thiab particle loj ≤ 15um.

Tsis zoo electrodeCov khoom xyaw Tsis zoo electrode ntawm lithium roj teeb yog tsim los ntawm cov khoom siv hluav taws xob, tus neeg sawv cev, cov ntaub ntawv thiab cov khoom tawg.Ua ntej, paub meej tias cov khoom siv raw.Cov txheej txheem anode ib txwm yog cov txheej txheem sib xyaw dej (cov kuab tshuaj yog dej deionized), yog li tsis muaj qhov tshwj xeeb ziab kom qhuav rau cov khoom siv raw.Cov txheej txheem ntawm cov roj teeb lithium yuav tsum tau ua kom cov dej deionized yog ≤1us / cm.Rhiav cov cai: kub ≤40 ℃, av noo ≤25% RH.Npaj kua nplaum.Tom qab cov ntaub ntawv raw tau txiav txim siab, cov kua nplaum (muaj CMC thiab dej) yuav tsum tau npaj ua ntej.Nyob rau ntawm no, ncuav graphite C thiab tus neeg sawv cev conductive mus rau hauv lub tov khoom rau qhuav mix.Nws raug nquahu kom tsis txhob nqus los yog tig cov dej ntws, vim tias cov khoom yog extruded, rubbed thiab rhuab thaum sib tov qhuav.Kev sib hloov ceev yog tsawg ceev 15 ~ 20rpm, lub voj voog sib tsoo thiab sib tsoo yog 2-3 zaug, thiab lub sijhawm luv yog ≈15min.Ncuav cov kua nplaum rau hauv lub tov khoom thiab pib nqus tsev (≤-0.09mpa).Nyem cov roj hmab ntawm qhov ceev ntawm 15 ~ 20rpm rau 2 zaug, tom qab ntawd kho qhov ceev (tsawg ceev 35rpm, kev kub ceev 1200 ~ 1500rpm), thiab khiav rau li 15min ~ 60min raws li cov txheej txheem ntub dej ntawm txhua qhov chaw tsim khoom.Thaum kawg, ncuav SBR rau hauv lub tshuab.Tsawg ceev stirring yog pom zoo raws li SBR yog ib tug ntev saw polymer.Yog tias qhov kev sib hloov ceev ceev dhau mus ntev, cov saw hlau molecular yuav yooj yim tawg thiab poob kev ua haujlwm.Nws raug nquahu kom do ntawm qhov ceev ntawm 35-40rpm thiab kev kub ceev ntawm 1200-1800rpm rau 10-20 feeb.Test viscosity (2000 ~ 4000 mPa.s), particle loj (35um≤), cov ntsiab lus khoom (40-70%), nqus tsev kawm ntawv thiab tshuaj ntsuam mesh (≤100 mesh).Cov txheej txheem tshwj xeeb yuav txawv nyob ntawm seb lub cev ntawm cov khoom siv thiab cov txheej txheem sib xyaw.Lub rhiav yuav tsum kub ≤30 ℃ thiab av noo ≤25% RH.Txheej txheej cathode txheej txheej txheej txheem roj teeb lithium yog hais txog extruding lossis txau cov cathode slurry ntawm AB nto ntawm txhuas tam sim no cov khoom siv, nrog ib qhov ntom ntom ntom ntawm ≈20 ~ 40 mg / cm2 (ternary lithium roj teeb hom).Qhov kub ntawm qhov cub feem ntau yog siab tshaj 4 mus rau 8 pob, thiab qhov kub ntawm txhua ntu yog hloov kho ntawm 95 ° C thiab 120 ° C raws li qhov xav tau tiag tiag kom tsis txhob muaj cov kab nrib pleb thiab hnyav poob thaum lub sijhawm ci tawg.Kev hloov txheej txheej rau cov menyuam ceev piv yog 1.1-1.2, thiab qhov sib txawv ntawm txoj haujlwm yog thinned los ntawm 20-30um kom tsis txhob muaj kev sib tsoo ntau dhau ntawm daim ntawv lo vim yog tailing thaum lub sij hawm siv roj teeb, uas yuav ua rau lithium nag lossis daus.Txheej ya raws ≤2000-3000ppm (nyob ntawm cov khoom thiab txheej txheem).Qhov zoo electrode kub nyob rau hauv lub rhiav yog ≤30 ℃ thiab cov av noo yog ≤25%.Daim duab schematic yog raws li hauv qab no: Daim duab kos duab ntawm txheej kab xev

Covkev tsim cov roj teeb lithiumtxheej txheem ntawmtsis zoo electrode txheejhais txog extruding los yog txau tsis zoo electrode slurry rau ntawm AB nto ntawm cov tooj liab tam sim no collector.Ib qhov ntom ntom ≈ 10 ~ 15 mg / cm2.Cov txheej txheej rauv kub feem ntau muaj 4-8 ntu (lossis ntau dua), thiab qhov kub ntawm txhua ntu yog 80 ℃ ~ 105 ℃.Nws tuaj yeem hloov kho raws li qhov xav tau tiag tiag kom tsis txhob ci cov kab nrib pleb thiab cov kab nrib pleb.Kev hloov cov menyuam ceev piv yog 1.2-1.3, qhov sib txawv yog thinned 10-15um, xim concentration yog ≤3000ppm, qhov kub tsis zoo electrode nyob rau hauv lub rhiav yog ≤30 ℃, thiab cov av noo yog ≤25%.Tom qab cov txheej txheem zoo ntawm cov phaj zoo dries, lub nruas yuav tsum tau ua raws li lub sijhawm txheej txheem.Cov menyuam yog siv los ua kom cov ntaub ntawv electrode (qhov loj ntawm kev hnav khaub ncaws ib chav tsev ntim).Tam sim no, muaj ob txoj kev zoo electrode nias nyob rau hauv cov txheej txheem ntawm lithium roj teeb: kub nias thiab txias nias.Piv nrog rau txias nias, kub nias muaj ntau dua compaction thiab qis rebound tus nqi.Txawm li cas los xij, cov txheej txheem txias txias yog qhov yooj yim thiab yooj yim rau kev khiav lag luam thiab tswj.Cov cuab yeej tseem ceeb ntawm cov menyuam yog ua kom tiav cov txheej txheem hauv qab no qhov tseem ceeb, compaction ceev, rebound tus nqi thiab elongation.Nyob rau tib lub sijhawm, nws yuav tsum tau muab sau tseg tias cov chips nkig, cov pob tawv tawv, cov ntaub ntawv poob, cov npoo npoo, thiab lwm yam tsis raug tso cai rau ntawm qhov chaw ntawm lub pas nrig, thiab kev tawg tsis pub nyob hauv qhov khoob.Lub sijhawm no, qhov chaw ua haujlwm kub: ≤23 ℃, av noo: ≤25%.Qhov tseeb ceev ntawm cov khoom siv niaj hnub no:

Feem ntau siv compaction:

Rebound tus nqi: general rebound 2-3 μm

Elongation: Cov ntawv zoo electrode feem ntau yog ≈1.002

Tom qab qhov zoo electrode yob tiav lawm, cov kauj ruam tom ntej yog faib tag nrho cov khoom electrode rau hauv me me strips ntawm tib qhov dav (suav rau qhov siab ntawm lub roj teeb).Thaum slitting, xyuam xim rau cov burrs ntawm tus ncej.Nws yog ib qho tsim nyog yuav tsum tau ua tib zoo tshuaj xyuas cov ncej rau cov burrs hauv X thiab Y cov lus qhia nrog kev pab los ntawm cov khoom siv ob sab.Ntev burr ntev txheej txheem Y≤1/2 H diaphragm thickness.Lub ambient kub ntawm lub rhiav yuav tsum yog ≤23 ℃, thiab cov dej lwg taw tes yuav tsum ≤-30 ℃.Cov txheej txheem tsim cov ntawv tsis zoo electrode rau lithium roj teeb tsis zoo electrode nplooj ntawv yog tib yam li cov electrodes zoo, tab sis cov txheej txheem tsim yog txawv.Qhov kub ntawm qhov chaw ua haujlwm yuav tsum yog ≤ 23 ℃ thiab cov av noo yuav tsum yog ≤ 25%.Muaj tseeb qhov ceev ntawm cov khoom siv tsis zoo electrode:

Feem ntau siv tsis zoo electrode compaction: Rebound tus nqi: General rebound 4-8um Elongation: Cov phaj zoo feem ntau ≈ 1.002 Cov txheej txheem ntawm lithium roj teeb zoo electrode stripping zoo ib yam li cov txheej txheem electrode stripping zoo, thiab ob qho tib si yuav tsum tau tswj cov burrs hauv X thiab Y cov lus qhia.Lub ambient kub ntawm lub rhiav yuav tsum yog ≤23 ℃, thiab cov dej lwg taw tes yuav tsum ≤-30 ℃.Tom qab lub phaj zoo npaj tau muab tshem tawm, lub phaj zoo yuav tsum tau qhuav (120 ° C), thiab tom qab ntawd cov ntawv txhuas yog welded thiab ntim.Thaum cov txheej txheem no, tab ntev thiab molding dav yuav tsum tau xav txog.Noj cov **650 tsim (xws li lub roj teeb 18650) ua piv txwv, qhov tsim nrog cov tabs nthuav tawm yog tsuas yog xav txog kev koom tes tsim nyog ntawm cathode tabs thaum lub hau thiab yob zawj vuam.Yog hais tias cov ncej tabs raug rau ntev dhau lawm, luv luv Circuit Court tej zaum yuav yooj yim tshwm sim ntawm tus ncej tabs thiab lub plhaub steel thaum lub sij hawm dov txheej txheem.Yog tias lub log luv dhau, lub hau tsis tuaj yeem soldered.Tam sim no, muaj ob hom ultrasonic vuam taub hau: linear thiab point-puab.Cov txheej txheem hauv tsev feem ntau siv linear vuam taub hau vim kev txiav txim siab ntawm overcurrent thiab vuam zog.Tsis tas li ntawd, cov kua nplaum kub kub yog siv los npog cov tabs solder, feem ntau kom tsis txhob muaj kev pheej hmoo ntawm luv luv Circuit Court los ntawm cov hlau burrs thiab cov khib nyiab hlau.Lub ambient kub ntawm lub rooj cob qhia yuav tsum yog ≤23 ℃, lub lwg taw tes yuav tsum ≤-30 ℃, thiab cathode noo noo ntsiab lus yuav tsum ≤500-1000ppm.

Kev npaj phaj tsis zooCov phaj tsis zoo yuav tsum tau qhuav (105-110 ° C), tom qab ntawd cov nplooj ntawv nickel raug welded thiab ntim.Solder tab ntev thiab sib sau dav kuj yuav tsum tau xav txog.Lub ambient kub ntawm lub rhiav yuav tsum yog ≤23 ℃, lub lwg taw tes yuav tsum ≤-30 ℃, thiab noo noo cov ntsiab lus ntawm cov electrode tsis zoo yuav tsum ≤500-1000ppm.Winding yog cua tshuab cais, daim ntawv zoo electrode thiab daim ntawv tsis zoo electrode rau hauv cov tub ntxhais hlau los ntawm lub tshuab winding.Lub hauv paus ntsiab lus yog qhwv lub zoo electrode nrog qhov tsis zoo electrode, thiab ces cais qhov zoo thiab tsis zoo electrodes los ntawm ib tug separator.Txij li qhov tsis zoo electrode ntawm cov txheej txheem ib txwm yog kev tswj hluav taws xob ntawm lub roj teeb tsim, lub peev xwm tsim tau siab dua li qhov zoo electrode, yog li ntawd thaum lub sij hawm tsim them, Li + ntawm qhov zoo electrode tuaj yeem khaws cia rau hauv "qhov chaw" ntawm qhov tsis zoo electrode.Tshwj xeeb mloog yuav tsum tau them rau lub winding nro thiab ncej piece npaj thaum winding.Qhov me me winding nro yuav cuam tshuam rau sab hauv tsis kam thiab vaj tsev nkag tus nqi.Kev nruj dhau yuav ua rau muaj kev pheej hmoo ntawm luv luv Circuit Court lossis chipping.Alignment hais txog qhov txheeb ze ntawm qhov tsis zoo electrode, zoo electrode, thiab cais.Qhov dav ntawm qhov tsis zoo electrode yog 59.5 hli, qhov zoo electrode yog 58 hli, thiab qhov sib cais yog 61 hli.Qhov peb yog ua raws li thaum lub sij hawm playback kom tsis txhob muaj kev pheej hmoo ntawm luv luv circuits.Lub winding nro feem ntau ntawm 0.08-0.15Mpa rau tus ncej zoo, 0.08-0.15Mpa rau tus ncej tsis zoo, 0.08-0.15Mpa rau sab sauv diaphragm, thiab 0.08-0.15Mpa rau lub diaphragm qis.Cov kev hloov kho tshwj xeeb nyob ntawm cov khoom siv thiab cov txheej txheem.Qhov kub thiab txias ntawm lub rooj cob qhia no yog ≤ 23 ℃, qhov dej poob qis yog ≤-30 ℃, thiab cov ntsiab lus noo noo yog ≤500-1000ppm.

Ua ntej cov tub ntxhais roj teeb raug teeb tsa rau hauv rooj plaub, yuav tsum tau kuaj Hi-Pot ntawm 200 ~ 500V (kom kuaj seb lub roj teeb hluav taws xob puas yog luv luv), thiab lub tshuab nqus tsev kuj tseem yuav tsum tau tswj cov plua plav ntxiv ua ntej muab tso rau hauv cas.Peb lub ntsiab lus tseem ceeb ntawm cov roj teeb lithium yog noo noo, burrs thiab plua plav.Tom qab cov txheej txheem dhau los ua tiav, ntxig lub gasket qis rau hauv qab ntawm lub roj teeb tub ntxhais, khoov daim ntawv zoo electrode kom lub ntsej muag ntawm lub roj teeb tub ntxhais winding pinhole, thiab thaum kawg ntxig nws ntsug rau hauv lub plhaub steel lossis aluminium plhaub.Siv hom 18650 ua piv txwv, sab nraud txoj kab uas hla ≈ 18mm + qhov siab ≈ 71.5mm.Thaum qhov chaw hla ntu ntawm lub qhov txhab me me dua qhov chaw seem sab hauv ntawm cov rooj plaub hlau, cov ntaub ntawv hlau ntxig yog kwv yees li 97% mus rau 98.5%.Vim hais tias tus nqi rov qab ntawm tus ncej thiab cov degree ntawm cov kua nkag thaum lub sij hawm tom qab txhaj tshuaj yuav tsum tau txiav txim siab.Cov txheej txheem tib yam li cov txheej txheem saum npoo av suav nrog kev sib dhos ntawm sab saum toj underlayment.Qhov kub ntawm qhov chaw ua haujlwm yuav tsum yog ≤ 23 ℃, thiab qhov dej lwg taw tes yuav tsum yog ≤-40 ℃.

Rollingntxig tus pin solder (feem ntau yog ua los ntawm tooj liab lossis alloy) rau hauv nruab nrab ntawm cov tub ntxhais solder.Feem ntau siv vuam pins yog Φ2.5 * 1.6mm, thiab vuam lub zog ntawm qhov tsis zoo electrode yuav tsum yog ≥12N kom tsim nyog.Yog tias nws qis dhau lawm, nws yuav yooj yim ua rau virtual soldering thiab ntau dhau kev tiv thaiv sab hauv.Yog tias nws siab dhau lawm, nws yog ib qho yooj yim rau welding tawm cov nickel txheej ntawm lub plhaub hlau, uas ua rau cov pob qij txha, ua rau muaj kev phom sij zais xws li xeb thiab xau.Kev nkag siab yooj yim ntawm dov zawj yog kho lub qhov txhab roj teeb hauv lub qhov txhab ntawm lub casing yam tsis muaj kev co.Hauv kev tsim cov txheej txheem ntawm cov roj teeb lithium no, kev saib xyuas tshwj xeeb yuav tsum tau them rau qhov sib txuam ntawm kev sib hloov extrusion ceev thiab longitudinal nias ceev kom tsis txhob txiav lub casing ntawm lub siab transverse ceev, thiab cov nickel txheej ntawm lub thais yuav poob tawm yog tias lub longitudinal ceev yog ceev heev los yog qhov siab ntawm notch yuav raug cuam tshuam thiab sealing yuav cuam tshuam.Nws yog ib qho tsim nyog los xyuas seb cov txheej txheem tseem ceeb rau qhov tob tob, qhov txuas ntxiv thiab qhov siab qhov zawj ua tau raws li cov qauv (los ntawm cov tswv yim thiab theoretical xam).Qhov ntau thiab tsawg hob yog 1.0, 1.2 thiab 1.5 mm.Tom qab dov qhov zawj ua tiav, tag nrho lub tshuab yuav tsum tau nqus rov qab kom tsis txhob muaj cov khib nyiab hlau.Lub tshuab nqus tsev kawm ntawv yuav tsum yog ≤-0.065Mpa, thiab lub sijhawm nqus tsev yuav tsum yog 1 ~ 2s.ambient kub yuav tsum tau ntawm lub rooj cob qhia no yog ≤23 ℃, thiab cov dej dew point yog ≤-40 ℃.Lub roj teeb tub ntxhais ci Tom qab cov nplooj ntawv roj teeb cylindrical tau dov thiab grooved, cov txheej txheem roj teeb lithium tom ntej tseem ceeb heev: ci.Thaum lub sij hawm tsim cov roj teeb cell, ib tug npaum li cas ntawm noo noo yog qhia.Yog tias cov dej noo tsis tuaj yeem tswj tau raws li cov qauv hauv lub sijhawm, kev ua haujlwm thiab kev nyab xeeb ntawm lub roj teeb yuav raug cuam tshuam loj heev.Feem ntau, lub tshuab nqus tsev tsis siv neeg yog siv rau ci.Npaj cov hlwb kom ci zoo zoo, muab cov desiccant tso rau hauv qhov cub, teeb qhov ntsuas, thiab nce qhov kub ntawm 85 ° C (siv lithium hlau phosphate roj teeb ua piv txwv).Cov hauv qab no yog cov qauv ci rau ntau qhov sib txawv ntawm cov roj teeb hlwb:

Kev txhaj tshuaj ua kuaCov txheej txheem tsim cov roj teeb lithium suav nrog kev ntsuas av ntawm cov roj teeb ci.Tsuas yog tom qab ua tiav cov qauv ci dhau los koj tuaj yeem mus rau kauj ruam tom ntej: txhaj tshuaj electrolyte.Muab cov roj teeb ci sai sai rau hauv lub tshuab nqus tsev vacuum, ntsuas thiab sau qhov hnyav, muab tso rau hauv lub khob txhaj tshuaj, thiab ntxiv qhov hnyav ntawm electrolyte rau hauv lub khob (feem ntau yog ua cov kua roj rau hauv lub khob: muab lub roj teeb tso rau hauv lub khob. nruab nrab).Muab cov roj teeb rau hauv cov electrolyte, tsau rau ib lub sij hawm, sim lub siab tshaj plaws lub peev xwm nqus dej ntawm lub roj teeb (feem ntau sau cov kua raws li qhov kev sim ntim), muab tso rau hauv lub tshuab nqus tsev vacuum (nqus degree ≤ - 0.09Mpa), thiab ceev qhov nkag ntawm electrolyte rau hauv electrode.Tom qab ob peb lub voj voog, tshem cov roj teeb thiab ntsuas lawv.Xam seb lub ntim ntim puas tau raws li tus nqi tsim.Yog tias nws tsawg, nws yuav tsum tau muab ntxiv.Yog tias muaj ntau dhau, tsuas yog ncuav tawm qhov dhau mus kom txog thaum koj ua tau raws li qhov tsim nyog.Lub hnab looj tes ib puag ncig yuav tsum tau kub ≤23 ℃ thiab dew point ≤-45 ℃.

VuamThaum lub sijhawm tsim cov roj teeb lithium no, lub npog roj teeb yuav tsum tau muab tso rau hauv lub hnab looj tes ua ntej, thiab lub roj teeb npog yuav tsum tau kho ntawm lub pwm qis ntawm lub tshuab vuam super nrog ib txhais tes, thiab lub roj teeb tseem ceeb yuav tsum tuav nrog lwm tus. tes.Kho qhov zoo ntawm lub roj teeb ntawm tes nrog lub davhlau ya nyob twg ntawm lub hau.Tom qab paub meej tias qhov zoo ntawm lub davhlau ya nyob twg yog ua raws li lub hau npog lub davhlau ya nyob twg, kauj ruam ntawm lub tshuab ultrasonic vuam.Tom qab ntawd kauj ruam ntawm lub tshuab vuam ko taw hloov.Tom qab ntawd, chav tsev roj teeb yuav tsum tau soj ntsuam tag nrho los xyuas cov txiaj ntsig ntawm cov hlau nplaum.

Saib xyuas seb cov tabs solder puas haum.

Rub maj mam rau ntawm lub tab solder kom pom tias nws xoob.

Cov roj teeb uas lub roj teeb npog tsis ruaj khov yuav tsum tau rov welded.