Nrog rau kev loj hlob sai ntawmroj teeb lithiumkev lag luam, cov xwm txheej siv ntawm cov roj teeb lithium 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 chaw tsim khoom roj teeb lithium, cov txheej txheem tsim roj teeb lithium feem ntau suav nrog cov khoom xyaw, txheej, ntawv, npaj, winding, plhaub, dov, ci, txhaj tshuaj kua, vuam, thiab lwm yam. Cov hauv qab no qhia cov ntsiab lus tseem ceeb ntawm cov txheej txheem tsim roj teeb lithium. Cov khoom xyaw electrode zoo Lub electrode zoo ntawm cov roj teeb lithium yog tsim los ntawm cov ntaub ntawv nquag, cov neeg sawv cev conductive, nplaum, thiab lwm yam. Ua ntej, cov ntaub ntawv raw tau lees paub thiab ci. Feem ntau hais lus, tus neeg sawv cev conductive yuav tsum tau ci ntawm ≈120 ℃ rau 8 teev, thiab cov nplaum PVDF yuav tsum tau ci ntawm ≈80 ℃ rau 8 teev. Seb cov ntaub ntawv nquag (LFP, NCM, thiab lwm yam) xav tau ci thiab ziab nyob ntawm lub xeev ntawm cov ntaub ntawv raw. Tam sim no, lub rooj sib tham roj teeb lithium dav dav xav tau qhov kub thiab txias ≤40 ℃ thiab av noo ≤25% RH. Tom qab ziab tiav, PVDF kua nplaum (PVDF solvent, NMP solution) yuav tsum tau npaj ua ntej. Qhov zoo ntawm PVDF kua nplaum yog qhov tseem ceeb rau qhov tsis kam sab hauv thiab kev ua haujlwm hluav taws xob ntawm lub roj teeb. Cov yam uas cuam tshuam rau kev siv kua nplaum suav nrog qhov kub thiab qhov ceev ntawm kev sib tov. Qhov kub siab dua, qhov daj ntawm cov kua nplaum yuav cuam tshuam rau qhov lo. Yog tias qhov ceev sib tov ceev dhau, cov kua nplaum tuaj yeem puas yooj yim. Qhov ceev sib hloov tshwj xeeb nyob ntawm qhov loj ntawm lub dispersion disk. Feem ntau hais lus, qhov ceev ntawm lub dispersion disk yog 10-15m / s (nyob ntawm cov khoom siv). Lub sijhawm no, lub tank sib tov yuav tsum tig rau cov dej ncig, thiab qhov kub yuav tsum yog ≤30 ° C.

Ntxiv cov cathode slurry ua pawg. Lub sijhawm no, koj yuav tsum tau them sai sai rau qhov kev txiav txim ntawm kev ntxiv cov khoom siv. Ua ntej ntxiv cov khoom siv nquag thiab cov neeg sawv cev conductive, do maj mam, tom qab ntawd ntxiv cov kua nplaum. Lub sijhawm pub thiab qhov sib piv pub kuj yuav tsum tau ua raws li cov txheej txheem tsim roj teeb lithium. Qhov thib ob, qhov ceev tig thiab qhov ceev tig ntawm cov khoom siv yuav tsum tau tswj hwm nruj me ntsis. Feem ntau hais lus, qhov ceev dispersion linear yuav tsum siab dua 17m / s. Qhov no nyob ntawm kev ua tau zoo ntawm lub cuab yeej. Cov chaw tsim khoom sib txawv sib txawv heev. Tsis tas li ntawd tswj lub tshuab nqus tsev thiab qhov kub ntawm kev sib tov. Nyob rau theem no, qhov loj me ntawm cov khoom me me thiab viscosity ntawm cov slurry yuav tsum tau kuaj xyuas tas li. Qhov loj me ntawm cov khoom me me thiab viscosity muaj feem cuam tshuam nrog cov khoom khov, cov khoom siv, kev noj mov thiab cov txheej txheem tsim roj teeb lithium. Lub sijhawm no, cov txheej txheem ib txwm xav tau qhov kub ≤30 ℃, av noo ≤25% RH, thiab qib nqus tsev ≤-0.085mpa. Hloov cov slurry mus rau lub tank hloov lossis lub khw pleev xim. Tom qab cov slurry raug hloov tawm, nws yuav tsum tau tshuaj xyuas. Lub hom phiaj yog lim cov khoom loj, precipitate thiab tshem tawm ferromagnetic thiab lwm yam tshuaj. Cov khoom loj loj yuav cuam tshuam rau lub txheej thiab yuav ua rau lub roj teeb tawm ntau dhau lossis muaj kev pheej hmoo ntawm luv luv Circuit Court; ntau dhau cov khoom siv ferromagnetic hauv cov slurry yuav ua rau lub roj teeb tawm ntau dhau thiab lwm yam tsis zoo. Cov txheej txheem xav tau ntawm cov txheej txheem tsim roj teeb lithium no yog: kub ≤ 40 ° C, av noo ≤ 25% RH, qhov loj me ntawm cov ntxaij vab tshaus ≤ 100 mesh, thiab qhov loj me ntawm cov khoom ≤ 15um.

Cov electrode tsis zooCov khoom xyaw Cov electrode tsis zoo ntawm lub roj teeb lithium yog tsim los ntawm cov khoom siv nquag, tus neeg sawv cev conductive, binder thiab dispersant. Ua ntej, paub meej cov khoom siv raw. Lub kaw lus anode ib txwm yog cov txheej txheem sib tov dej (cov kuab tshuaj yog dej deionized), yog li tsis muaj qhov yuav tsum tau qhuav tshwj xeeb rau cov khoom siv raw. Cov txheej txheem tsim roj teeb lithium xav tau qhov conductivity ntawm dej deionized kom yog ≤1us / cm. Cov kev cai hauv chav ua haujlwm: kub ≤40 ℃, av noo ≤25% RH. Npaj cov kua nplaum. Tom qab cov khoom siv raw tau txiav txim siab, cov kua nplaum (ua los ntawm CMC thiab dej) yuav tsum tau npaj ua ntej. Ntawm lub sijhawm no, ncuav cov graphite C thiab tus neeg sawv cev conductive rau hauv lub tshuab sib tov rau kev sib tov qhuav. Nws raug pom zoo kom tsis txhob nqus tsev lossis tig rau dej ncig, vim tias cov khoom me me raug extruded, rubbed thiab cua sov thaum sib tov qhuav. Qhov ceev tig yog qhov ceev qis 15 ~ 20rpm, lub voj voog scraping thiab sib tsoo yog 2-3 zaug, thiab lub sijhawm sib nrug yog ≈15min. Ncuav cov kua nplaum rau hauv lub tshuab sib tov thiab pib nqus tsev (≤-0.09mpa). Nias cov roj hmab ntawm qhov ceev qis ntawm 15 ~ 20rpm rau 2 zaug, tom qab ntawd kho qhov ceev (qhov ceev qis 35rpm, qhov ceev siab 1200 ~ 1500rpm), thiab khiav li 15 feeb ~ 60 feeb raws li cov txheej txheem ntub ntawm txhua tus neeg tsim khoom. Thaum kawg, nchuav SBR rau hauv lub tshuab sib tov. Kev sib tov qeeb qeeb yog qhov pom zoo vim SBR yog cov saw ntev polymer. Yog tias qhov ceev tig ceev dhau rau lub sijhawm ntev, cov saw molecular yuav yooj yim tawg thiab poob kev ua haujlwm. Nws raug pom zoo kom sib tov ntawm qhov ceev qis ntawm 35-40rpm thiab qhov ceev siab ntawm 1200-1800rpm rau 10-20 feeb. Sim viscosity (2000 ~ 4000 mPa.s), qhov loj me me (35um≤), cov ntsiab lus khoom (40-70%), qib nqus tsev thiab lub ntxaij vab tshaus (≤100 mesh). Cov nqi txheej txheem tshwj xeeb yuav sib txawv nyob ntawm cov khoom siv lub cev thiab cov txheej txheem sib tov. Lub chaw ua haujlwm xav tau qhov kub ≤30 ℃ thiab av noo ≤25% RH. Txheej cathode txheej Cov txheej txheem tsim roj teeb lithium yog hais txog extruding lossis txau cov cathode slurry rau ntawm AB nto ntawm lub txhuas tam sim no collector, nrog ib qho ntom ntom ntawm ≈20 ~ 40 mg / cm2 (ternary lithium roj teeb hom). Lub cub tawg kub feem ntau siab dua 4 txog 8 knots, thiab qhov kub ci ntawm txhua ntu raug kho ntawm 95 ° C thiab 120 ° C raws li qhov xav tau tiag tiag kom tsis txhob muaj cov kab nrib pleb transverse thiab cov kuab tshuaj dripping thaum lub sijhawm ci tawg. Qhov sib piv ntawm cov menyuam hloov pauv txheej ceev yog 1.1-1.2, thiab qhov chaw sib txawv yog thinned los ntawm 20-30um kom tsis txhob muaj kev sib zog ntau dhau ntawm qhov chaw ntawm daim ntawv lo vim yog tailing thaum lub sijhawm caij tsheb kauj vab roj teeb, uas yuav ua rau lithium nag. Cov dej noo txheej ≤2000-3000ppm (nyob ntawm cov khoom siv thiab cov txheej txheem). Qhov kub ntawm electrode zoo hauv lub chaw ua haujlwm yog ≤30 ℃ thiab cov av noo yog ≤25%. Daim duab kos duab yog raws li nram no: Daim duab kos duab ntawm daim kab xev txheej

Lubkev tsim roj teeb lithiumtxheej txheem ntawmtxheej electrode tsis zoohais txog kev rho tawm lossis txau cov kua nplaum electrode tsis zoo rau ntawm AB nto ntawm lub tshuab tooj liab tam sim no. Qhov ceev ntawm ib qho chaw ≈ 10 ~ 15 mg / cm2. Lub qhov cub hluav taws xob feem ntau muaj 4-8 ntu (lossis ntau dua), thiab qhov kub ci ntawm txhua ntu yog 80 ℃ ~ 105 ℃. Nws tuaj yeem hloov kho raws li qhov xav tau tiag tiag kom tsis txhob muaj kab nrib pleb thiab kab nrib pleb hla. Qhov sib piv ntawm qhov ceev ntawm lub log hloov pauv yog 1.2-1.3, qhov sib txawv yog thinned 10-15um, qhov concentration ntawm cov xim yog ≤3000ppm, qhov kub ntawm lub log tsis zoo hauv lub chaw ua haujlwm yog ≤30 ℃, thiab qhov av noo yog ≤25%. Tom qab cov txheej txheem zoo ntawm lub phaj zoo qhuav, lub nruas yuav tsum tau sib dhos hauv lub sijhawm ua haujlwm. Lub log siv los ua kom cov ntawv electrode compact (qhov hnyav ntawm cov khaub ncaws ib chav ntim). Tam sim no, muaj ob txoj hauv kev nias electrode zoo hauv cov txheej txheem tsim roj teeb lithium: nias kub thiab nias txias. Piv nrog nias txias, nias kub muaj kev sib dhos siab dua thiab tus nqi rov qab qis dua. Txawm li cas los xij, cov txheej txheem nias txias yog qhov yooj yim thiab yooj yim rau kev khiav lag luam thiab tswj. Cov khoom siv tseem ceeb ntawm lub roller yog kom ua tiav cov txheej txheem hauv qab no, qhov ceev ntawm kev sib tsoo, qhov rov qab los thiab kev ntev. Tib lub sijhawm, nws yuav tsum tau sau tseg tias cov chips brittle, cov pob tawv, cov khoom poob, cov npoo wavy, thiab lwm yam tsis raug tso cai rau ntawm qhov chaw ntawm daim pas nrig, thiab kev tawg tsis raug tso cai rau hauv qhov sib txawv. Lub sijhawm no, qhov kub thiab txias ib puag ncig ntawm lub chaw ua haujlwm: ≤23 ℃, av noo: ≤25%. Qhov ceev tiag tiag ntawm cov khoom siv niaj hnub no:

Feem ntau siv kev sib zog:

Tus nqi rov qab: dav dav rov qab 2-3 μm

Kev ncab: Daim ntawv electrode zoo feem ntau yog ≈1.002

Tom qab ua tiav cov electrode zoo dov, cov kauj ruam tom ntej yog faib tag nrho cov electrode daim ua tej daim me me uas muaj tib qhov dav (sib raug rau qhov siab ntawm lub roj teeb). Thaum txiav, xyuam xim rau cov burrs ntawm daim ncej. Nws yog ib qho tsim nyog los tshuaj xyuas cov ncej kom zoo rau cov burrs hauv X thiab Y cov lus qhia nrog kev pab los ntawm cov khoom siv ob-seem. Cov txheej txheem ntev burr Y≤1/2 H diaphragm thickness. Qhov kub ntawm lub chaw ua haujlwm yuav tsum yog ≤23 ℃, thiab qhov dew point yuav tsum yog ≤-30 ℃. Cov txheej txheem tsim cov ntawv electrode tsis zoo rau cov ntawv electrode roj teeb lithium tsis zoo yog tib yam li cov electrodes zoo, tab sis cov txheej txheem tsim txawv. Qhov kub ntawm lub chaw ua haujlwm yuav tsum yog ≤23 ℃ thiab cov av noo yuav tsum yog ≤25%. Qhov tseeb ntawm cov ntaub ntawv electrode tsis zoo:

Feem ntau siv cov electrode tsis zoo compaction: Rebound rate: General rebound 4-8um Elongation: Positive plate feem ntau ≈ 1.002 Cov txheej txheem tsim khoom ntawm lithium roj teeb positive electrode stripping zoo ib yam li cov txheej txheem positive electrode stripping, thiab ob qho tib si yuav tsum tswj cov burrs hauv X thiab Y cov lus qhia. Qhov kub ntawm lub chaw ua haujlwm yuav tsum yog ≤23 ℃, thiab qhov dew point yuav tsum yog ≤-30 ℃. Tom qab lub phaj zoo npaj txhij rau stripped, lub phaj zoo yuav tsum tau qhuav (120 ° C), thiab tom qab ntawd daim ntawv txhuas yog welded thiab ntim. Thaum lub sijhawm no, qhov ntev ntawm tab thiab molding dav yuav tsum tau xav txog. Siv ** 650 tsim (xws li 18650 roj teeb) ua piv txwv, qhov kev tsim nrog cov tabs raug nthuav tawm yog feem ntau xav txog kev koom tes tsim nyog ntawm cov cathode tabs thaum lub hau thiab yob groove vuam. Yog tias cov ncej tabs raug nthuav tawm ntev dhau, lub voj voog luv luv yuav yooj yim tshwm sim ntawm cov ncej tabs thiab lub plhaub hlau thaum lub sijhawm dov. Yog tias lub lug luv dhau, lub hau tsis tuaj yeem soldered. Tam sim no, muaj ob hom taub hau vuam ultrasonic: linear thiab point-puab. Cov txheej txheem hauv tsev feem ntau siv cov taub hau vuam linear vim yog kev xav txog overcurrent thiab lub zog vuam. Tsis tas li ntawd, cov kua nplaum kub siab siv los npog cov tabs solder, feem ntau kom tsis txhob muaj kev pheej hmoo ntawm cov voj voog luv luv los ntawm cov hlau burrs thiab cov hlau khib nyiab. Qhov kub ntawm lub chaw ua haujlwm yuav tsum yog ≤23 ℃, qhov dew point yuav tsum yog ≤-30 ℃, thiab cov dej noo cathode yuav tsum yog ≤500-1000ppm.

Kev Npaj Phaj Tsis ZooLub phaj tsis zoo yuav tsum tau qhuav (105-110 ° C), tom qab ntawd cov ntawv nickel raug welded thiab ntim. Qhov ntev ntawm lub solder tab thiab qhov dav ntawm kev tsim kuj yuav tsum tau xav txog. Qhov kub ntawm lub chaw ua haujlwm yuav tsum yog ≤23 ℃, qhov dew point yuav tsum yog ≤-30 ℃, thiab cov dej noo ntawm cov electrode tsis zoo yuav tsum yog ≤500-1000ppm. Kev winding yog los cua lub separator, daim ntawv electrode zoo thiab daim ntawv electrode tsis zoo rau hauv lub plawv hlau los ntawm lub tshuab winding. Lub hauv paus ntsiab lus yog los qhwv lub electrode zoo nrog lub electrode tsis zoo, thiab tom qab ntawd cais cov electrodes zoo thiab tsis zoo los ntawm lub separator. Txij li thaum lub electrode tsis zoo ntawm lub kaw lus ib txwm yog lub electrode tswj ntawm lub roj teeb tsim, qhov tsim muaj peev xwm siab dua li ntawm lub electrode zoo, yog li thaum lub sijhawm tsim them, Li + ntawm lub electrode zoo tuaj yeem khaws cia rau hauv "qhov chaw tsis muaj" ntawm lub electrode tsis zoo. Yuav tsum tau them sai sai rau qhov kev ntxhov siab ntawm winding thiab kev npaj ntawm tus ncej thaum winding. Qhov kev ntxhov siab ntawm winding me dhau yuav cuam tshuam rau qhov tsis kam sab hauv thiab tus nqi ntxig rau hauv tsev. Kev ntxhov siab ntau dhau yuav ua rau muaj kev pheej hmoo ntawm luv luv lossis chipping. Kev sib dhos yog hais txog qhov chaw sib piv ntawm cov electrode tsis zoo, cov electrode zoo, thiab cov separator. Qhov dav ntawm cov electrode tsis zoo yog 59.5 hli, cov electrode zoo yog 58 hli, thiab cov separator yog 61 hli. Peb qhov no tau sib dhos thaum lub sijhawm rov ua dua kom tsis txhob muaj kev pheej hmoo ntawm cov voj voog luv luv. Lub zog ntswj feem ntau yog ntawm 0.08-0.15Mpa rau tus ncej zoo, 0.08-0.15Mpa rau tus ncej tsis zoo, 0.08-0.15Mpa rau lub diaphragm sab saud, thiab 0.08-0.15Mpa rau lub diaphragm qis. Kev hloov kho tshwj xeeb nyob ntawm cov khoom siv thiab cov txheej txheem. Qhov kub thiab txias ntawm lub chaw ua haujlwm no yog ≤23 ℃, qhov dej noo yog ≤-30 ℃, thiab cov dej noo yog ≤500-1000ppm.

Ua ntej lub roj teeb tseem ceeb raug ntsia rau hauv lub thawv, yuav tsum muaj kev sim Hi-Pot ntawm 200 ~ 500V (los sim seb lub roj teeb hluav taws xob siab puas luv luv), thiab yuav tsum tau siv lub tshuab nqus tsev kom tswj tau cov plua plav ntxiv ua ntej ntsia rau hauv lub thawv. Peb qhov chaw tswj hwm tseem ceeb ntawm cov roj teeb lithium yog cov dej noo, burrs thiab plua plav. Tom qab ua tiav cov txheej txheem dhau los, ntxig lub gasket qis dua rau hauv qab ntawm lub roj teeb tseem ceeb, khoov daim ntawv electrode zoo kom qhov chaw ntsib lub roj teeb tseem ceeb winding pinhole, thiab thaum kawg ntxig nws ntsug rau hauv lub plhaub hlau lossis lub plhaub txhuas. Piv txwv li, siv hom 18650, qhov txoj kab uas hla sab nraud ≈ 18mm + qhov siab ≈ 71.5mm. Thaum thaj chaw hla ntawm lub qhov txhab tseem ceeb me dua thaj chaw hla sab hauv ntawm lub thawv hlau, qhov nrawm ntawm lub thawv hlau yog kwv yees li 97% txog 98.5%. Vim tias tus nqi rov qab ntawm daim ncej thiab qib ntawm cov kua nkag mus thaum lub sijhawm txhaj tshuaj tom qab yuav tsum tau xav txog. Cov txheej txheem zoo ib yam li cov txheej hauv qab suav nrog kev sib dhos ntawm cov txheej hauv qab. Qhov kub ntawm lub chaw ua haujlwm yuav tsum yog ≤23 ℃, thiab qhov dej noo yuav tsum yog ≤-40 ℃.

Dovntxig ib lub koob txuas (feem ntau yog ua los ntawm tooj liab lossis hlau) rau hauv nruab nrab ntawm lub plawv txuas. Cov koob txuas feem ntau yog Φ2.5 * 1.6 hli, thiab lub zog txuas ntawm lub electrode tsis zoo yuav tsum yog ≥12N kom tsim nyog. Yog tias nws qis dhau, nws yuav yooj yim ua rau muaj kev sib txuas virtual thiab kev tiv thaiv sab hauv ntau dhau. Yog tias nws siab dhau, nws yooj yim rau vuam cov txheej txheem nickel ntawm qhov chaw ntawm lub plhaub hlau, ua rau muaj cov pob qij txha solder, ua rau muaj kev phom sij zais xws li xeb thiab xau. Kev nkag siab yooj yim ntawm dov groove yog kho lub plawv roj teeb qhov txhab ntawm lub casing yam tsis muaj kev co. Hauv cov txheej txheem tsim khoom ntawm lub roj teeb lithium no, yuav tsum tau them nyiaj tshwj xeeb rau qhov sib phim ntawm qhov ceev extrusion transverse thiab qhov ceev nias longitudinal kom tsis txhob txiav lub casing ntawm qhov ceev transverse siab dhau, thiab txheej nickel ntawm qhov notch yuav poob tawm yog tias qhov ceev longitudinal ceev dhau lossis qhov siab ntawm qhov notch yuav raug cuam tshuam thiab kev sib khi yuav raug cuam tshuam. Nws yog qhov tsim nyog los xyuas seb cov txheej txheem rau qhov tob groove, extension thiab qhov siab groove ua raws li cov qauv (los ntawm kev xam pom thiab kev xav). Qhov loj ntawm lub qhov cub feem ntau yog 1.0, 1.2 thiab 1.5 hli. Tom qab ua tiav qhov dov, tag nrho lub tshuab yuav tsum tau nqus tsev dua kom tsis txhob muaj cov hlau khib nyiab. Qhov degree nqus tsev yuav tsum yog ≤-0.065Mpa, thiab lub sijhawm nqus tsev yuav tsum yog 1 ~ 2s. Qhov kub thiab txias ntawm lub chaw ua haujlwm no yog ≤23 ℃, thiab qhov dew point yog ≤-40 ℃. Kev ci lub roj teeb lub plawv Tom qab cov ntawv roj teeb cylindrical raug dov thiab grooved, cov txheej txheem tsim roj teeb lithium tom ntej no tseem ceeb heev: ci. Thaum lub sijhawm tsim cov roj teeb cell, muaj qee qhov dej noo. Yog tias cov dej noo tsis tuaj yeem tswj tau hauv lub sijhawm, kev ua haujlwm thiab kev nyab xeeb ntawm lub roj teeb yuav raug cuam tshuam loj heev. Feem ntau, lub qhov cub nqus tsev tsis siv neeg siv rau kev ci. Npaj cov cell kom ci kom zoo, muab cov desiccant rau hauv qhov cub, teeb tsa cov kev cai, thiab tsa qhov kub thiab txias mus rau 85 ° C (siv cov roj teeb lithium hlau phosphate ua piv txwv). Cov hauv qab no yog cov qauv ci rau ntau yam kev qhia tshwj xeeb ntawm cov roj teeb cell:

Kev Txhaj Tshuaj KuaCov txheej txheem tsim roj teeb lithium muaj kev kuaj xyuas cov av noo ntawm cov roj teeb ci. Tsuas yog tom qab ua tiav cov qauv ci yav dhau los koj thiaj li mus rau kauj ruam tom ntej: txhaj cov electrolyte. Muab cov roj teeb ci sai sai rau hauv lub thawv hnab looj tes, hnyav thiab sau qhov hnyav, muab tso rau ntawm lub khob txhaj tshuaj, thiab ntxiv qhov hnyav ntawm electrolyte tsim rau hauv lub khob (feem ntau yog kev sim roj teeb uas muaj kua: muab lub roj teeb rau hauv nruab nrab lub khob). Muab lub plawv roj teeb rau hauv electrolyte, ntub nws rau ib lub sijhawm, sim lub peev xwm nqus dej ntau tshaj plaws ntawm lub roj teeb (feem ntau sau cov kua raws li qhov ntim sim), muab tso rau hauv lub thawv nqus tsev kom nqus tsev (qhov nqus tsev ≤ -0.09Mpa), thiab ua kom cov electrolyte nkag mus rau hauv lub electrode sai dua. Tom qab ob peb lub voj voog, tshem cov roj teeb thiab ntsuas lawv. Xam seb qhov ntim txhaj tshuaj puas ua tau raws li tus nqi tsim. Yog tias nws tsawg dua, nws yuav tsum tau rov ua dua. Yog tias muaj ntau dhau, tsuas yog nchuav cov seem ntau dhau kom txog thaum koj ua tau raws li qhov yuav tsum tau tsim. Ib puag ncig ntawm lub thawv hnab looj tes xav tau qhov kub thiab txias ≤23 ℃ thiab qhov dej noo ≤-45 ℃.

Kev vuamThaum lub sijhawm tsim cov roj teeb lithium no, lub hau roj teeb yuav tsum tau muab tso rau hauv lub thawv hnab looj tes ua ntej, thiab lub hau roj teeb yuav tsum tau kho rau ntawm lub pwm qis ntawm lub tshuab vuam super nrog ib sab tes, thiab lub hauv paus roj teeb yuav tsum tau tuav nrog lwm sab tes. Txuas lub qhov zoo ntawm lub roj teeb nrog lub qhov kawg ntawm lub hau. Tom qab paub tseeb tias lub qhov kawg zoo sib phim nrog lub hau kawg, nqis mus rau ntawm lub tshuab vuam ultrasonic. Tom qab ntawd nqis mus rau ntawm lub tshuab vuam qhov hloov ko taw. Tom qab ntawd, lub roj teeb yuav tsum tau kuaj xyuas tag nrho kom paub tseeb tias cov ntawv vuam zoo li cas.

Saib seb cov tabs solder puas sib dhos.

Maj mam rub lub tab solder kom pom tias nws xoob.

Cov roj teeb uas lub hau roj teeb tsis tau vuam ruaj khov yuav tsum tau vuam dua.