Kutheni le nto i-Diffusion Welding iTshintsha indawo yokuWelding yeBhasi yesiNtu kwiiPakethi zebhetri ze-EV?

Njengoko imoto entsha yamandla (NEV) isiya kwimveliso{0}}enkulu kunye nemigangatho ephezulu yokusebenza, inkqubo yebhetri ibe yeyona nto ibalulekileyo ekusebenzeni kwemoto, kulawulo lweendleko, kunye nokhuseleko lokusebenza. Ukuwelda ibhetri yemoto entsha ayiseyiyo nje inyathelo lokwenziwa kwesiqhelo; ngoku yinkqubo ebalulekileyo echaphazela ngokuthe ngqo uluhlu lokuqhuba, ukuzinza kokhuseleko, kunye nokuhambelana kwemveliso.
Ngaphakathi kwenkqubo yebhetri, iibhasi zebhasi zidlala indima ebalulekileyo ekuhanjisweni kwangoku, kwaye umgangatho wokudibanisa kwabo unquma ngokuthe ngqo ukusebenza kombane wesithuthi. Njengoko umthamo webhetri uqhubeka nokukhula kwaye ingxinano yangoku inyuka, i-busbar welding ijongene neemfuno ezifuna ngamandla, kubandakanya:

• Ukuhanjiswa kombane okuphezulu
• Ukuxhathisa uxhulumaniso olusezantsi
• Ukuthembeka okukhulu{0}}kwexesha elide
• Ukusebenza kwemveliso ephezulu
• Ulawulo lweendleko olungcono

Nangona kunjalo, itekhnoloji yokujoyina eqhelekileyo enje nge-resistance welding, i-laser welding, kunye ne-ultrasonic welding ihlangabezana nemida njengoko ulindelo lobugcisa luqhubeka nokuvela. Kulo mxholo, i-diffusion welding, njengobuqina{1}}bubuxhakaxhaka bokujoyina ubuchwephesha, ifumana ukuhoywa kubavelisi beebhetri kwaye ngokuthe ngcembe ibuyisela iindlela zakwantu kwizicelo ezithile.
Eli nqaku livavanya imigaqo yobugcisa, imiceli mngeni ebonakalayo, kunye nophuhliso lweshishini oluchaza ukuba kutheni i-diffusion welding isiba yitekhnoloji ephambili kwimveliso yoqhagamshelo lwebhetri.

Kwiinkqubo zangoku zeNEV zokuvelisa,ukumelana ne-welding, i-laser welding, kunye ne-ultrasonic weldingzihlala zisetyenziswa ngokubanziuqhagamshelwano lwebhetri. Ngelixa ezi ndlela zixhase imveliso iminyaka emininzi, ukunyinwa kwazo kuya kubonakala ngakumbi njengoko iinkqubo zebhetri ziguqukela ekuphumeni kwamandla aphezulu kunye nokuxinana okukhulu kwamandla.

1.1 I-Resistance Welding

Umgaqo osisiseko

I-Resistance welding idibanisa izinto ngokufaka umbane wangoku kunye noxinzelelo lokuvelisa ubushushu bokumelana nokudibanisa, okubangela ukunyibilika kwendawo kunye nokudibanisa. Le ndlela isetyenziswe ngokubanzi ekudibaniseni isinyithi kwaye yayiyenye yetekhnoloji yokuqala eyamkelwayo kuqhagamshelo lwebhetri.

Imida engundoqo

• Ubushushu obukhulu{0}}Izowuni eChaphazelekayo Bungazitshintsha iiMpahla zeMathiriyeli

Kuba ukuxhathisa ukuwelda kubandakanya ukunyibilika, oko kuvelisa ubushushu obukhulu-indawo echatshazelweyo. Kwi-welding yobhedu, oku kunokukhokelela ekukhuleni kweenkozo ngaphakathi kwempahla yebhasi, enokunciphisaukuhanjiswa kombane okuphezulukunye nokwandisa ukuxhathisa kwi-joint.

Kwizixokelelwano eziphezulu{{0}zangoku zebhetri, nokonyuka okuncinci koxhathiso kunokubangela ukwanda kobushushu ngexesha{1}}elide lokusebenza.

• Ukunxiba kwe-Electrode okuBalulekileyo Yonyusa Iindleko zokuLondoloza

Ukuhanjiswa okuphezulu kweCopper kunye nesakhiwo esithambileyo sinegalelo ekunxityweni kwe-electrode ekhawulezileyo ngexesha lokumelana ne-welding. Ukutshintshwa kwe-electrode rhoqo akuphakamisi kuphela iindleko zokugcinwa kodwa kukhokelela ekunciphiseni ixesha, okuchaphazela imvelisoukusebenza kakuhlekunye nokugqiba.

Kwimizila yemveliso yevolumu ephezulu-ephezulu, oku kugcinwa rhoqo kunokuba ngumqobo womsebenzi omkhulu.

• I-Spatter kunye neMiba ye-Oxidation

Ngexesha lokunyibilika{0}kusekwe kwiwelding, isinyithi esinyibilikisiweyo sinokuvelisa isitshizi, okukhokelela kwinkangeleko ye weld engahambelaniyo. I-oxidation inokuthi yenzeke, enokuthi yehlise i-conductivity edibeneyo kunye nokwandisa imfuno ye-post{2}} yokuhlolwa kwenkqubo okanye ukulungiswa.

• Imingeni yokuDityaniswa kweMetal engafaniyo

Njengoko uyilo olukhaphukhaphu luxhaphake kakhulu kwi-NEVs, ubhedu-ukuya{1}}ukudityaniswa kwealuminiyam kuyafuneka. Nangona kunjalo, ukuchasana kwe-welding kuhlala kunzima ukudityaniswa kwesinyithi esingafaniyo ngenxa yokwenziwa kwe-brittle intermetallic compounds, enokuthi ibeke esichengeni ingqibelelo kunye nokuthembeka.

1.2 Ukuwelda ngeLaser

Umgaqo osisiseko

Ukuwelda ngeLaser kusebenzisa{0}}i-eneji{1}}phezulu yelaser beam ukuya kwimathiriyeli yasekhaya yobushushu, ebangela ukunyibilika ngokukhawuleza kunye nokudibanisa. Le ndlela yaziwa ngonikezelo lwamandla agxininisiweyo kunye nesantya esiphezulu se-welding.

Imida engundoqo

• Ukubonakaliswa okuphezulu kweCopper kunciphisa ukuSebenza kwamandla

Ubhedu lunokubonakala okuphezulu kumandla e-laser, okuthetha ukuba inxalenye yamandla e-laser ayifuntshwa ngokufanelekileyo. Oku kunokukhokelela ekubunjweni kwe-weld engazinzanga, kuquka i-porosity kunye ne-spatter, echaphazela kakubi umgangatho we-welding.

• Iindleko zoTyalo-mali lweZixhobo eziPhezulu

Iinkqubo ze-laser welding zifuna imithombo ye-laser echanekileyo, iindibano zokukhanya, kunye neenkqubo zokupholisa. Utyalo-mali lokuqala lukhulu kakhulu, kwaye iindleko eziqhubekayo zokulondolozwa kunye nezixhobo ezisetyenzisiweyo nazo ziphezulu kakhulu, zinyusa umthwalo weendleko zemveliso.

• IiMfuno zokuChaneka kweNdibano engqongqo

I-laser welding ivakalelwa kakhulu kwiimeko ze-joint gap. Nokuba ukuphambuka okuncinci kwendibano kunokukhokelela ekubunjweni kwe-weld engaphelelanga okanye amalungu abuthathaka. Ukugcina amanqanaba okunyamezelana afunekayo kudla ngokufuna utyalo-mali olongezelelweyo kwiinkqubo zolungelelwaniso kunye nokubeka indawo.

1.3 I-Ultrasonic Welding

Umgaqo osisiseko

I-Ultrasonic welding yenza okuqinileyo-kwibhondi yelizwe ngokufaka iintshukumo eziphezulu-ezisebenza rhoqo ezivelisa ubushushu obukhuhlaneyo kujongano.
Imida engundoqo

• Ukutyeba Ukulinganiselwa

Xa iibhasi zebhasi zithe tye, amandla e-ultrasonic angenako ukungena ngokufanelekileyo kwi-interface epheleleyo, okwenza inkqubo ingafaneleki kwimilinganiselo ethile yebhasi.

• IiMfuno zokuLungisa uMphezulu ongqongqo

I-weld interface kufuneka icoceke kakhulu. Nayiphi na i-oxidation okanye ukungcoliswa kunokunciphisa kakhulu ukusebenza kwe-bonding, ukwandisa ubunzima bokulawula inkqubo.

• Isixhobo sokungcangcazela kunye nengxolo

Ukusebenza okuqhubekayo kwe-ultrasonic kunokuvelisa i-vibration yomatshini kunye nengxolo, enokuchaphazela ukuzinza kwezixhobo kunye neemeko zendawo yokusebenza.

Njengoko iindlela zemveli zijongene nemingeni ekhulayo,ukusasaza iweldingiye yavela njengenye indlela ethembisayo ngenxa yendlela yayo eyahlukileyo yokudibanisa.

2.1 Yintoni iDiffusion Welding?

Umgaqo ongundoqo

I-Diffusion welding yinkqubo yokudityaniswa yelizwe-eqinile apho imathiriyeli idityaniswa phantsi kobushushu obulawulwayo kunye noxinzelelo, ivumela iiathom ukuba zisasazeke kujongano ngaphandle kokunyibilika okubalulekileyo.

Le atomic{0}}yenqanaba lendlela yokudibanisa isiphumo sozinzo oluphezulu kunye nolwakhiwo oludityanisiweyo olufanayo.

Iingenelo Ezikhethekileyo

• Akukho Nkqubo yokuNyibilika iNciphisa iziphene zeWeld eziqhelekileyo

Ngenxa yokuba kungekho zifom zedama ezinyibilikisiweyo, i-welding ye-diffusion ithintela ngokufanelekileyo iziphene ze-fusion ye-welding ezifana ne-porosity, i-spatter, kunye nokuqhekeka. Oku kuphucula kakhulu umgangatho we-welding jikelele.

• Ubushushu obuncinane{0}}Indawo eChaphazelekayo iGcina iiMpahla zeMathiriyeli

I-Diffusion welding ivelisa ubushushu obuncinci{0}indawo echaphazelekileyo, inceda ukugcina ulwakhiwo lokuqala lweebhasi zebhasi. Oku kuqinisekisa ngokugqwesileyoconductivity ephezulukwayeukumelana okuphantsiukusebenza.

• Amandla aManyeneyo aphezulu kunye nokuthembeka

Inkqubo yosasazo lweatom idala iibhondi zesinyithi ezomeleleyo ezinikezela ukomelela koomatshini kunye{0}}nokuthembeka kwexesha elide phantsi kokungcangcazela kunye neemeko zebhayisekile ezishushu.

• Ifanele ukuDityaniswa kweMetal ezingafaniyo

I-Diffusion welding yenza ukudityaniswa okuthembekileyo kwezinto ezifana nobhedu{0}}ukuya{1}}ubhedu kunye nobhedu{2}}ukuya{3}}kwi-aluminiyam, ukunciphisa ukubunjwa kwe-intermetallic brittle kunye nokuxhasa izicwangciso zoyilo olukhaphukhaphu.

2.2 Izinto eziluncedo kwiBattery Pack Busbar Welding

Kukwenziwa kwebhetri, idiffusion welding ibonelela ngenkqubo-yenzuzo yenqanaba elingaphaya kokujoyina okusisiseko.

Ukuqhuba okuPhakamileyo kunye nokuNxhathisa okuphantsi

Kwiindawo eziphezulu {{0} zangoku, ukuxhathisa ngokudibeneyo kuchaphazela ngokuthe ngqo ukunyuka kwamaqondo obushushu. I-Diffusion welding ivelisa i-interfaces ezizinzileyo ze-metallurgical ezigcina amanqanaba aphantsi okumelana, ukuphucula ukusebenza kakuhle kokudluliselwa kwangoku.

Oku kunegalelo kukhuseleko oluphuculweyo kunye nokusebenza kwiinkqubo zebhetri zamandla aphezulu{0}.

Ukuthembeka okuBalaseleyo kunye noKuhlala ixesha elide

Iipakethi zebhetri zisebenza phantsi kweemeko zokungcangcazela, ukothuka, kunye neemeko zebhayisekile ezishushu. Ukusasaza -amalungu adityanisiweyo abonisa ukumelana nokudinwa okubalaseleyo, ukuxhasa uzinzo{2} lwexesha elide lokusebenza.

Inkxaso yoYilo loXinano lwaMandla aPhezulu

I-welding ye-Diffusion yenza ukuba izakhiwo ezidibeneyo zivumelane, zivumela abaqulunqi ukuba baphucule ukucwangciswa kunye nokunciphisa umthamo wezinto ezingafunekiyo. Oku kunegalelo ekuphuculweni koxinzelelo lwamandla ebhetri.

Uzinzo lweNkqubo egqwesileyo kunye nokuPhindwa kwakhona

Iisistim zale mihla ze-welding zisebenzisa ulawulo oluzenzekelayo ukulawula ngokuchanekileyo ubushushu, uxinzelelo, kunye neeparamitha zexesha. Oku kuqinisekisa iziphumo ze-weld ezingaguqukiyo kuzo zonke iibhetshi ezinkulu zemveliso.

Okuluncedo kokusiNgqongileyo kunye-neNdleko leXesha elide

I-Diffusion welding ivelisa isitshizi esincinci kunye nomsi, inciphisa iimfuno ze-post{0}}zokulungiswa kunye nenkunkuma yempahla. Ngokuhamba kwexesha, oku kukhokelela ekusebenzeni okuphantsiiindlekokunye nokuphucula ukuzinza kwemveliso.

Njengoko imveliso ye-NEV iqhubeka isanda, usetyenziso lwe-welding yosasazo luya lusasazeka ngakumbi kuyo yonke inkqubo yokwenziwa kwebhetri.

3.1 Imodyuli yebhetri kunye nokuPakisha{1}}uQhagamshelo lweNqanaba

Kwimodyuli kunye namanqanaba epakethi, i-welding ye-diffusion isetyenziselwa ukuphucula ukuhambelana ngokubambisana. Ukudibanisa okuzinzileyo kunciphisa umngcipheko wokushisa kwendawo okubangelwa kukudibana kombane okungalunganga.

3.2 Uqhagamshelo oluguquguqukayo

I-Flexible copper foil connectors zisetyenziswa ngokubanzi kwizakhiwo zebhetri ezinzima. I-Diffusion welding yenza ukuba i-multi{1}}yenziwe idibaniso ethembekileyo ngelixa ugcina ukuguquguquka koomatshini.

Esi sixhobo sixabiseke ngokukodwa kwindawo eshukumayo{0}}eqheleneyo.

3.3 Ukuqhubela phambili kokuDityaniswa kweMetal okungafaniyo

Njengoko usebenziso lwe-aluminiyam lusanda kuyilo olukhaphukhaphu, imfuno yobhedu-ukuya{1}}i-aluminiyam yokudibanisa iyaqhubeka nokukhula. I-Diffusion welding ibonelela ngendlela ezinzileyo nethembekileyo yokufezekisa olu nxibelelwano.

3.4 Ukudityaniswa ne-Automation kunye ne-Intelligent Systems

Izixhobo zala maxesha zokuwelda ziqhele ukudityaniswa neenkqubo zerobhothi, izixhobo zolungelelwaniso lombono, kunye{0}}neqonga lokujonga ixesha lokwenyani.

Oku kudityaniswa kuphucula kakhulu imvelisoukusebenza kakuhlekwaye inciphisa ukuguquguquka okubangelwa kukusebenza ngesandla.

3.5 IiNgcaciso zeMyezo zoShishino

I-Case Study 1: UPhuculo lweNkqubo yoMvelisi webhetri

Umvelisi omkhulu-omkhulu webhetri utshintshile ukusuka kwiwelding eqhelekileyo ukuya kwidiffusion welding yodibaniso lwebhasi. Emva kokuphunyezwa, ukuhambelana ngokubambisana kuphuculwe kakhulu, kwaye ukuzinza kunye nokhuseleko lwenkqubo yebhetri kwandiswa.

I-Case Study 2: Izicelo zeBhasi yokuGcina amandla

Kwizixokelelwano ezinkulu-ezinkulu zokugcina amandla, izitishi ze-welding ezisasazwayo zaziswa ukuze ziqhagamshelane -neebhasi zangoku. Inkqubo ifezekiswe-ukusebenza kwexesha elide ngelixa inciphisa ngokufanelekileyo ukunyuka kobushushu okubangelwa kukuxhathisa koqhagamshelwano.

Kubavelisi abaceba ukwamkela i-welding ye-diffusion, ukukhetha izixhobo ezifanelekileyo kubalulekile ekuphunyezweni okuyimpumelelo.

4.1 Imiba ePhambili yoVavanyo

Izinto zeWelding kunye nemilinganiselo

Ubukhulu obahlukeneyo busbar bufuna ubunakho bezixhobo ezahlukeneyo. Ubukhulu bezinto eziphathekayo, ububanzi, kunye noyilo oludibeneyo kufuneka luhlolwe ngononophelo ngaphambi kokukhetha izixhobo.

UMjikelo weMveliso kunye neeMfuno zokuSebenza

Okuphezulu{0}}imigca yemveliso yevolumu kufuneka ibeke phambili iinkqubo ezixhasa ukudityaniswa okuzenzekelayo ukuze kugcinwe amazinga okuphumelela azinzileyo.

IiMfuno ezichanekileyo kunye nokuhambelana

Iisistim zebhetri zifuna umgangatho woqhagamshelo oluphezulu kakhulu. Izixhobo kufuneka zinike ubushushu obuchanekileyo kunye nolawulo loxinzelelo ukuze kuqinisekiswe umgangatho ozinzileyo we-welding.

Uzinzo lweZixhobo kunye nasemva{0}}Inkxaso yoThengiso

Ukukhetha umthengisi onamava aqinisekisiweyo kushishino kunciphisa umngcipheko wokusebenza kwaye kuqinisekise{0}inkxaso yobugcisa ethembekileyo yexesha elide.

4.2 HAIFEI Izisombululo

Abavelisi abanamava abanzi e-welding ye-welding babonelela ngezisombululo zenkqubo ezibanzi ezibandakanya:

• Isixhobo{0}esiyilelweyo esilungiselelwe uqwalaselo oluthile lwebhasi
• I-automated diffusion welding workstation solutions ngokupheleleyo
• Inkxaso yezinto ezininzi - zokujoyina izicelo
• Gqibezela uncedo lobugcisa kunye neenkonzo zokuphucula inkqubo

Kubavelisi be-NEV, ukusebenza kunye namaqela obunjineli abanamava kunokunciphisa kakhulu ixesha lophuhliso lwenkqubo kunye nokunciphisa umngcipheko wemveliso.

Njengoko ishishini le-NEV liqhubeka nokuguqukela ekusebenzeni okuphezulu, ukhuseleko oluphuculweyo, kunye nokusebenza kakuhle kwemveliso,ukuwelda ibhetri yemoto entsha yamandlaubugcisa bungena kwinqanaba elitsha lokuqhubela phambili.

Xa kuthelekiswa neendlela zemveli ezifanaukumelana welding, laser welding, kunyewelding ultrasonic, ukusasaza iweldinginika uncedo olulodwa, ukuquka{0}}ibhondi yelizwe, ezinzileyoconductivity ephezulu, kunye nokuthembeka okuphezulu{0}}kwexesha elide. Ezi mpawu ziqhuba ukwamkelwa kwayo kwinani elandayo lezicelo zokwenziwa kweebhetri.

Ukusuka kwimbono-yexesha elide, idiffusion welding ayimeli nje inkqubo yophuculo, kodwa uphuculo lobuchule kwisakhono sokwenza. Njengoko i-automation kunye nemveliso ekrelekrele iqhubeleka ukukhula, i-diffusion welding ilindeleke ukuba idlale indima ebalulekileyo kwisizukulwana esilandelayo{2}}imveliso yebhetri.

Iingcebiso zokuSebenza

Ukuba ngoku uvavanya izisombululo zepakethi yebhetri yemoto entsha yamandla okanye uceba ukuphucula iinkqubo zakho zoqhagamshelo lwebhasi, cinga ngokuthatha la manyathelo alandelayo:

• Vavanya ixesha elide{0}} uzinzo lweendlela zakho zangoku zokujoyina ibha yebhasi
• Thelekisa iindleko kunye nokusebenza kakuhle kobugcisa obuhlukeneyo bokuwelda
• Khetha izisombululo ze-welding ezisekelwe kwisakhiwo semveliso kunye neemfuno zemveliso
• Bandakanya namaqela obugcisa anamava ukulungiselela inkqubo yokuqinisekisa kunye nokwenza ngcono

Ukwamkelwa kwangethuba kwetekhnoloji ye-welding ye-diffusion kunokunceda ukwakha isiseko sokwenziwa esithembeke ngakumbi nesinokhuphiswano kwimakethi ye-NEV yexesha elizayo.

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