Hauv -Kev tsom xam qhov tob ntawm square lithium roj teeb aluminium casing kev paub txog kev lag luam

Lub square lithium roj teeb aluminium casing yog hais txog lub plhaub hlau uas yog ua los ntawm siab - zoo aluminium alloy cov ntaub ntawv los ntawm precision stamping, stretching los yog sib sib zog nqus daim duab thiab lwm yam txheej txheem tsim, thiab yog siv rau pob square lithium{1}} ion roj teeb. Raws li ib qho ntawm peb lub hauv paus txheej txheem ntawm cov roj teeb lithium (zoo electrode, tsis zoo electrode, casing thiab separator), aluminium casing xav tau ntau yam haujlwm xws li kev txhawb nqa txhua yam, ib puag ncig sealing, thermal conduction thiab kev tiv thaiv kev nyab xeeb hauv lub roj teeb ntawm tes. Piv nrog rau Aluminium Laminate Hnab rau Li-Ion roj teeb siv hauv cov mos- pob lithium roj teeb, lub square aluminium casing muaj zog dua txhua yam, zoo dua qhov seem stability thiab zoo dua thermal tswj peev xwm; piv nrog cov cylindrical steel casing, aluminium casing muaj qhov pom tseeb zoo hauv kev siv lub teeb thiab qhov chaw.

 

Aluminium casing ntawm lub square lithium roj teeb feem ntau yog tsim los ntawm lub ntsiab lub cev ntawm lub casing thiab lub cover los ua ke (xws li zoo thiab tsis zoo ncej, tawg- pov thawj li qub, txhaj tshuaj, thiab lwm yam). Lub hau thiab casing yog kaw los ntawm laser vuam. Raws li cov kev xav tau rau lub zog ceev thiab kev nyab xeeb ntawm lub tsheb hluav taws xob, lub zog khaws cia thiab cov khoom siv hluav taws xob txuas ntxiv mus ntxiv, cov square aluminium plhaub daws tau dav siv los ntawm cov tuam txhab tsheb loj xws li Prismatic Cell rau BYD hom tau dhau los ua ib qho ntawm cov ntawv ntim khoom hauv lub zog roj teeb. Kev xaiv ntawm aluminium plhaub cov ntaub ntawv, molding raug thiab vuam sealing zoo ncaj qha txiav txim siab lub voj voog lub neej, kev nyab xeeb kev ua tau zoo thiab kev tsim tawm ntawm lub roj teeb. Yog li ntawd, cov khoom no tau muab cais ua qhov siab -tus nqi- ntxiv thiab siab - thev naus laus zis txuas hauv lub zog hluav taws xob kev lag luam saw hlau.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Cov khoom siv aluminium alloy xaiv rau aluminium casing ntawm lub square lithium roj teeb, nws cov qib xaiv thiab microstructure tswj ncaj qha txiav txim siab molding kev ua tau zoo, vuam zoo thiab corrosion kuj ntawm lub casing. Tam sim no, cov khoom siv feem ntau hauv kev lag luam yog 3003 aluminium alloy (aluminium-manganese alloy) thiab 6061 aluminium alloy (aluminium-magnesium-silicon alloy). Ntawm lawv, 3003 alloy tau dhau los ua qhov kev xaiv tseem ceeb rau square aluminium plhaub vim nws qhov kev ua tau zoo sib sib zog nqus nqus, zoo corrosion kuj thiab nruab nrab lub zog. Lub ntsiab alloying ntawm 3003 aluminium alloy yog manganese (txog 1.0{14}}1.5%), uas txhim kho lub zog tensile thiab ua hauj lwm hardening zog ntawm cov khoom yam tsis muaj txo cov hluav taws xob thiab thermal conductivity. Qhov tuab ntawm cov khoom siv feem ntau yog tswj los ntawm 0.3 hli thiab 1.2 hli, thiab cov nqi tshwj xeeb nyob ntawm lub peev xwm thiab qhov loj ntawm lub roj teeb tseem ceeb - cov roj teeb uas muaj peev xwm loj (xws li 100Ah thiab siab dua) nyiam siv cov plhaub tuab (0.8- 1.2 hli) los xyuas kom muaj zog ntawm cov qauv; Cov neeg siv khoom siv roj teeb siv cov plhaub nyias nyias (0.3- 0.6 hli) txhawm rau ua kom muaj zog ntau dua. Nyob rau hauv cov nqe lus ntawm kev tswj cov qauv, aluminium plhaub cov ntaub ntawv feem ntau yuav tsum tau ib tug grain loj finer tshaj qib 5 kom tsis txhob txiv kab ntxwv tev tsis xws luag los yog tawg thaum lub sij hawm sib sib zog nqus nqus txheej txheem.

 

Nyob rau hauv cov nqe lus ntawm qhov chaw, lub puab phab ntsa ntawm lub txhuas plhaub feem ntau yuav tsum tau chemically passivated los yog anodized los txhim kho tshuaj compatibility nrog cov electrolyte thiab tiv thaiv txhuas los ntawm reacting nrog lithium hexafluorophosphate (LiPF₆) los tsim hydrofluoric acid uas corrodes lub plhaub. Rau tib hom ntaub ntawv siv nyob rau hauv EV Battery Pouch Cell Aluminum Case, yuav tsum tau muab kev txiav txim siab ntxiv rau lub rwb thaiv tsev kev koom tes nrog cov tabs zoo thiab tsis zoo. Feem ntau, ib txheej insulating yog coated rau ntawm phab ntsa sab hauv ntawm rooj plaub, los yog ib zaj duab xis insulating yog muab tso rau thaum sib dhos. Nws yog ib qho tsim nyog sau cia tias txawm hais tias cov khoom siv tseem ceeb ntawm Aluminium plhaub rau Prismatic thiab cylindrical roj teeb cov ntaub ntawv zoo sib xws, cov kev xav tau rau anisotropy Performance index (r tus nqi) thiab kev ua haujlwm hardening index (n nqi) ntawm cov khoom sib txawv vim qhov sib txawv ntawm cov txheej txheem molding (sib sib zog nqus kos rau square thiab ntau qhov sib txawv ntawm txoj kab uas hla ntawm lub tog raj kheej).

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Kev tsim khoom ntawm aluminium casings rau square lithium roj teeb muaj ntau yam kev ua tiav, cov txheej txheem sib sib zog nqus yog qhov nyuaj tshaj plaws thiab cov tub ntxhais txuas uas muaj kev cuam tshuam loj tshaj plaws ntawm cov khoom zoo. Cov txheej txheem ntws pib nrog lub uncoiling thiab blanking ntawm aluminium alloy coils: aluminium strip yog pub rau hauv siab - ceev punch, thiab ib lub voj voos sib npaug los yog kwv yees li square blank piece (hu ua ib qho dawb paug) yog punched tawm los ntawm ib tug blanking tuag. Cov duab thiab qhov loj ntawm qhov khoob yog xam kom raug kom ua tiav qhov kev faib khoom tsim nyog ntawm cov khoom tom qab ntau- dhau daim duab. Cov txheej txheem tseem ceeb tom ntej yog ntau- dhau los ntawm kev kos duab sib sib zog nqus: cov khoom siv tau dhau los ntawm ntau pawg ntawm cov punch thiab concave tuag nyob rau hauv ib ntus, maj mam deforming lub tiaj tus ntawm cov khoom rau hauv lub plhaub square nrog qhov tob thiab hauv qab sib npaug. Tus naj npawb ntawm daim duab hla yog nyob ntawm qhov sib piv ntawm qhov tob ntawm lub plhaub rau qhov qhib qhov loj (piv txwv li, qhov sib piv ntawm daim duab). Ib qho square aluminium plhaub rau lub hwj chim roj teeb yuav tsum muaj 4-7 txheej txheem kos duab.

 

Tom qab txhua daim duab dhau los, kev kho qhov nruab nrab ntawm qhov annealing tuaj yeem cuam tshuam los ntawm kev tshem tawm kev ua haujlwm nyuaj thiab rov ua kom cov khoom zoo dua qub. Thaum lub sij hawm kev kos duab, nws yuav tsum nruj me ntsis tswj qhov sib txawv ntawm cov punch thiab tuag (feem ntau yog 1.05-1.15 npaug ntawm cov khoom tuab), hom thiab txheej txheej ntawm cov roj nplua nyeem, thiab cov duab nrawm los tiv thaiv wrinkles, tawg, lossis loj tsis sib xws thickness ntawm sab phab ntsa ntawm lub plhaub. Lub semi-cov khoom tiav tom qab kos duab sib sib zog nqus yog trimmed (trimmed) kom tshem tawm cov npoo tsis sib xws thiab tom qab ntawd ntxuav kom tshem tawm cov roj kos duab thiab cov ntawv txhuas. Cov phab ntsa thickness txo tus nqi yog ib qho tseem ceeb qhia los ntsuas cov theem ntawm cov txheej txheem sib sib zog nqus nqus - cov txheej txheem zoo heev tuaj yeem tswj tau qhov siab tshaj plaws phab ntsa thickness txo tus nqi li ntawm 15%, thiab lub kaum sab xis ntawm lub plhaub yog thaj tsam nrog cov phab ntsa tuab tshaj plaws, thiab hauv zos thinning yuav tsum tsis pub tsawg dua 75% ntawm cov phab ntsa tsim.

 

Rau qhov xav tau heev EV Battery Pouch Cell Aluminium Case los yog Aluminium plhaub rau tib lub xov tooj ntawm tes lithium ion roj teeb, sab phab ntsa kho (loj tiav) thiab hauv qab nto leveling kuj yuav ua tau tom qab sib sib zog nqus nqus los xyuas kom meej tias qhov ncaj, verticality thiab hauv qab nto flatness ntawm lub plhaub ua tau raws li qhov yuav tsum tau ua ntawm txoj kab sib dhos. Laser vuam ntawm lub hau npog (xws li ncej, tawg- pov thawj valve, kua txhaj qhov) thiab lub plhaub yog lwm cov txheej txheem tseem ceeb. Nruam fiber ntau laser lossis mem tes laser feem ntau yog siv rau peripheral sealing vuam. Lub vuam ceev, lub zog laser thiab defocus yuav tsum tau ua kom zoo sib xws kom tau txais cov vuam tsis muaj pores, tsis muaj spatter, thiab txaus nkag mus tob. Lub plhaub welded yuav tsum tau kuaj xyuas huab cua nruj (helium mass spectrometry leak detection or pressure drop method) thiab kev tshuaj xyuas qhov zoo li vuam.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Nrog rau txoj kev loj hlob sai ntawm lub zog tshiab tsheb, faib lub zog cia, thiab cov khoom siv hluav taws xob tshiab tuaj yeem siv tau, daim ntawv thov scenarios ntawm lithium roj teeb txuas ntxiv nthuav dav, thiab kev ua lag luam cov kev xav tau rau kev yoog raws, kev nyab xeeb, thiab kev hloov kho lub peev xwm ntawm cov roj teeb casings txuas ntxiv mus, uas tau nce mus rau ntau yam khoom lag luam customized aluminium casing. Nyob rau hauv teb rau cov kev xav tau tshwj xeeb ntawm lub tsheb fais fab roj teeb teb, EV Battery Pouch Cell Aluminium Case lub hwj chim roj teeb lub hnab thiab square cell aluminium case tau tshwj xeeb rau kev ua haujlwm ntawm lub tsheb thiab muaj zog tiv thaiv kev vibration, kub, thiab deformation, thiab yog haum rau kev tsav tsheb nyuaj. Nyob rau tib lub sijhawm, kev lag luam tau yoog raws li cov kev xav tau ntawm hom kev hloov kho. Tshwj xeeb square roj teeb cell aluminium casings xws li Prismatic Cell rau BYD hom yog customized thiab tsim raws li qhov tshwj xeeb loj, ntim txheej txheem thiab cov qauv kev ua tau zoo ntawm lub hom roj teeb hlwb kom ua tiav qhov kev hloov pauv ntawm cov casing thiab roj teeb. Tsis tas li ntawd, qhov muaj koob meej ntawm cov khoom siv roj teeb ib leeg me me kuj tau ua Aluminium plhaub rau tib lub xov tooj ntawm tes lithium ion roj teeb dav siv, tag nrho npog ntau yam loj, nruab nrab thiab me me lithium roj teeb daim ntawv thov scenarios.

Saib ntawm txoj kev loj hlob ntawm kev lag luam, aluminium casing ntawm square lithium roj teeb yog tsis tu ncua iterationly upgraded nyob rau hauv cov kev taw qhia ntawm lub teeb yuag, siab zog, siab kev ruaj ntseg, siab precision, thiab ntsuab ib puag ncig tiv thaiv. Ntawm cov khoom siv, kev lag luam txuas ntxiv txhim kho qhov zoo ntawm aluminium alloy piv. Los ntawm kev hloov kho cov thev naus laus zis tshiab, thaum tswj hwm qhov zoo ntawm lub teeb yuag, lub zog tensile, kev cuam tshuam thiab kub tsis kam ntawm cov khoom siv tau zoo dua ntxiv kom ua tau raws li qhov xav tau ntawm kev loj hlob ntawm siab - zog, siab - tus nqi them thiab tso tawm lithium roj teeb khoom. Nyob rau theem txheej txheem, technologies xws li automated precision stamping, deg reinforcing kev kho mob, thiab micron - theem precision tswj tau maj mam ua nrov, cia lub sealing, flatness, thiab corrosion kuj ntawm lub casing mus txuas ntxiv txhim kho, ua tau raws li cov qauv nruj ntawm siab -kawg lub zog cia thiab tsheb- mounted fais fab roj teeb. Nyob rau hauv cov nqe lus ntawm cov khoom daim ntawv, ntxiv rau cov tsoos hard aluminium shells, saj zawg zog ntim txhawb cov qauv txuas ntxiv mus innovate. Lub Hnab Txhuas Laminate rau Li-Ion roj teeb lithium roj teeb aluminium-cov ntaub ntawv ntim cov ntaub ntawv yas sib xyaw ua ke ntxiv rau cov khoom lag luam ntawm lithium roj teeb plhaub thiab yoog raws li kev tshawb fawb thiab kev xav tau ntawm cov khoom siv roj teeb lithium, nyias thiab hloov tau yooj yim. Nyob rau hauv lub neej yav tom ntej, raws li lub ntse zog cia thiab tshiab zog tsheb industries txuas ntxiv mus, lub tshuab iteration thiab scene adaptability ntawm lithium roj teeb txhuas casings yuav mus ntxiv txhim kho.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Zoo siab txais tos xa koj cov qauv duab kos duab lossis cov kev qhia tshwj xeeb rau peb lub qhov rais engineering docking, thiab ib pab neeg ua haujlwm yuav uali ntawm cell Aluminium plhaubmanufacturability thiab txheej txheem daws optimization. Peb teb rau txhua yam ntawm koj qhov kev xav tau nrog peb lub peev xwm txhim kho pwm thiab molding raug.