Kusarudza Iyo Yakarurama Yemotokari Yemagetsi Yekubatanidza Inoderedza Kutadza Mwero weMotokari Sercuits ne80% Yakatwasuka.

Kusarudza Iyo Yakarurama Yemotokari Yemagetsi Yekubatanidza Inoderedza Kutadza Mwero weMotokari Sercuits ne80% Yakatwasuka.

Mumamiriro ezvinhu akaoma ecosystem yemotokari dzemazuva ano, masisitimu emagetsi anoumba musana werinenge basa rese-kubva pakubatisa marambi emberi uye infotainment kusvika pakutonga injini kudzora uye advanced driver-assistance system (ADAS). Pamwoyo wezvirongwa izvi kubatanidza magetsi emotokari, magamba asina kuimbwa anovimbisa chiratidzo chakavimbika uye kutapurirana simba. Aya madiki madiki anojoinha waya, mamodule, uye masensa, asi kuita kwavo kunogona kugadzira kana kutyora dunhu rese.

Kusarudza iyo yekubatanidza isiriyo haisi kungotarisisa kudiki; zvinogona kutungamira mukukundikana kwakaipisisa, kusanganisira kupera simba kwepakati, mapfupi maseketi, kana kuvharika kwehurongwa hwakakwana. Zvinoenderana neruzivo rweindasitiri, kusarudzwa kwekubatanidza kwakashata kunobatsira zvakanyanya kuzvikanganiso zvemagetsi, izvo zvinosvika makumi matatu muzana yekuputsika kwemotokari mumugwagwa.

Nekudaro, kana mainjiniya nevagadziri vakaisa pamberi peiyo yekubatanidza chaiyo-tichifunga zvinhu zvakaita sekusimba kwezvakatipoteredza, mhando yezvinhu, uye kuenderana - mwero wekutadza kwemaseketi emotokari unogona kudonha ne80% yakatwasuka. Uku kudzikiswa kunoshamisa hakusi hyperbole; inotsigirwa nezvishandiso zvepasirese uko zvakakwidziridzwa zvibatanidza zvakashandura kuvimbika munzvimbo dzakaoma dzemotokari.

Fungidzira mamiriro ezvinhu apo chinobatanidza chisina kusarudzwa chinokundwa nekuzunguzika mumugwagwa une makomba, zvichiita kuti injini yekudzora unit (ECU) irasikirwe nekubatanidza uye kukonzeresa danga. Kana, mumotokari dzemagetsi (EVs), chinongedzo chakafumurwa hunyoro chinotadza, zvichitungamira kunyaya dzekutonga kwebhatiri dzinogona kumisa mutyairi mamaira kubva kumba. Izvi hazvisi zvishoma zvinokanganisa; iwo makomba akajairika muindasitiri umo mota dzinoshingirira tembiricha yakanyanyisa, kudengenyeka kunogara kuchiitika, munyu wemumugwagwa, uye huruva.

Ichi chinyorwa chinoongorora basa rakakosha remagetsi emagetsi ekubatanidza, kuongorora marudzi adzo, makomba ekusarudzika kwakashata, uye zvinhu zvakakosha pakuita sarudzo ine ruzivo. Pakupera, iwe unozonzwisisa kuti sarudzo yehungwaru inogona kuderedza mitengo yekutadza, kuwedzera kuchengetedzeka, uye kuwedzera hupenyu hwemotokari. Munguva yekuiswa kwemagetsi uye yekubatanidza, kuwana majoini ekurudyi haisi sarudzo-zvakakosha kune ramangwana rekufamba.

Kunzwisisa Automotive Electrical Connectors

Zvemagetsi zvemagetsi zvinongedzo zvinosanganisirwa zvakagadzirirwa kujoina waya dzemagetsi kana zvikamu mumotokari uchishingirira kuoma kwekushandiswa kwemotokari. Kusiyana nemapulagi emumba akajairwa, aya maatanidzi anofanirwa kubata kuzunguzika kwakanyanya, kuchinjika kwetembiricha kubva -40°C kusvika 125°C, uye kuratidzwa kumvura yakaita seoiri, inotonhorera, uye mvura yemunyu. Vanovimbisa nzira dzakaderera-dzinopikisa dzemazuva ano uye zviratidzo, kudzivirira kurasikirwa kwesimba uye kuora kwechiratidzo.

Pakati pavo, zvibatanidza zvinoumbwa nezvikamu zvitatu zvikuru: imba (plastiki kana simbi shell yekudzivirira), mabhii (mapini esimbi kana zvigadziko zvekuitisa), uye zvisimbiso (rabha kana silicone yekudzivirira mvura). Imba yacho inopa tsigiro yemagetsi uye kurongeka, nepo mabatiro - kazhinji goridhe- kana tin-plated - anoderedza ngura uye kuramba. Zvisimbiso zvakakosha mune zvakavharwa zvibatanidza kuti uwane IP67 kana yepamusoro ratings, kudzivirira kubva kuguruva nekunyudzwa mumvura.

Nei achikosha? Mota dzemazuvano dzinogona kuve neanopfuura zviuru zvitatu zvekubatanidza, kubatanidza zvese kubva kumabhegi emhepo kusvika kune telematics. Kutadza kumwe chete kunogona kudonha: chinongedzo chinokanganisa mune wiring harness inogona kukanganisa anti-lock braking system (ABS), kukanganisa kuchengeteka. MumaEV nemahybrids, ma-high-voltage connectors (anosvika 3,000V) anoda zvakatonyanya kuomarara mwero kudzivirira arcing kana kuparara kwe insulation.

Iko kushanduka kweaya maatanidzi anoratidza kufambira mberi kwemotokari. Mota dzekutanga dzaishandisa zvibatanidza mabara akareruka, asi zvanhasi zvinodikanwa zveminiaturization uye kumhanya kwedata (semuenzaniso, yeEthernet mumotokari dzinozvimiririra) zvinoda dhizaini dzakaomarara. Mayero akaita seUSCAR-20 kubva kuUnited States Council for Automotive Research inova nechokwadi chekuti majoini anosangana nemabhenji ekuita zvekuzunguza, kuchovha bhasikoro, uye munyu wekupfapfaidza kuramba. Pasina izvi, masekete anove asina kuvimbika, zvichitungamira kuyeuka uye kugadzirisa kunodhura.

Muchidimbu, zvibatanidza hazvisi zvinobatanidza chete; ndivo vachengeti vehutano hwemagetsi. Kusarudza iyo yakakodzera inopindirana nezvinodiwa zvekushanda kwemotokari, zvichikanganisa kuvimbika uye kuderedza mukana wekutadza kwedunhu kunotambudza 20-25% yezvichemo zvewaranti muindasitiri.

mhando Zvemotokari zveMagetsi Connectors

Iwo akasiyana emagetsi ekubatanidza anoratidza zvakasiyana-siyana zvinodiwa zvemotokari masisitimu. Zvakawanda, vanowira muzvikamu zvisina kuvharwa uye zvakavharwa, zvine subtypes zvichienderana nekushandisa, pini kuverenga, uye ikozvino kugona. Zvibatanidza zvisina kuvharwa zvinodhura-zvinoshanda zvemukati, zvakaderera-kuratidzwa kushandiswa. Mabara ekubatanidza, semuenzaniso, anoratidza pini yechirume inoiswa mukati meruoko rwechikadzi, yakakodzera kune yakaderera-ikozvino maapplication semwenje wedashboard. Iwo akareruka asi ari panjodzi yetsvina uye kuzunguzika, kazhinji anoda kupisa-shrink tubing yekuwedzera dziviriro. Spade kana forogo zviteshi zvinosungirirwa kune zvitubu zvekugadzika, zvinowanzoitika mukubatanidza mabhatiri, asi zvinogona kuregedzera nekufamba kwenguva kana zvisina kudhonzwa zvakanaka. Zvisungo zvakavharwa zvinotonga zvekunze uye zvakakosha masisitimu. Mamiriro ekunze Pack majoini, akagadzirwa neGeneral Motors, anoshandisa katatu-waya zvisimbiso uye kukiya nzira dzekudzivirira IP67, zvichiita kuti ive yakakwana kumakamuri einjini akafumurwa hunyoro nemafuta.

Ivo vanobata anosvika makumi maviri amps uye anoshandiswa zvakanyanya mumasensor uye actuators. Metri-Pack connectors, kubva kuAptiv (yaimbova Delphi), inopa magadzirirwo emakompakiti ezvido zvepamusoro-zvino (kusvika ku20 amps) uye akapararira mukugovera simba, zvakadai sealternator wiring. Makomba avo akavharidzirwa anodzivirira kusvibiswa, kuderedza kutadza kubva kumhepo ingress. Kune data-yekumhanya-mhanya, Sumitomo zvibatanidza seMT kana SL zvakatevedzana zvinotsigira CAN bhazi kana masaini eEthernet masaini, ane goridhe-akapfatwa mameta kune yakaderera ruzha. MuEVs, high-voltage orenji zvibatanidza (semuenzaniso, TE Kubatanidza's AMP+ nhevedzano) inobatanidza kuchengetedza kunovharira kubvisa simba panguva yesevhisi, kudzivirira kuvhunduka.

Multi-pini zvinongedzo, senge Deutsch DT nhevedzano, inopa 2- kusvika 50-pini zvigadziriso zvemahanesi akaomarara, seaya ari mumagetsi ekufambisa. Aya ma-thermoplastic-housed units anomira 1,000 mating cycles uye 100G vibrations, yakakosha kumotokari dziri kunze kwemugwagwa. Hybrid connectors inosanganisa simba nemapini echiratidzo, inotsigira kubatanidzwa kwemagetsi muADAS. Molex's Mini-Fit Jr. yakatevedzana, semuenzaniso, inoderedza kubatanidza kune nzvimbo-yakamanikidzwa nzvimbo senge infotainment module. Rudzi rwega rwega runoshanda chaiwo mabasa: yakaderera-mutengo kune vabatsiri, yakasimba yakavharirwa kune powertrains. Kuvasiyanisa — toti, kushandisa bara risina kuvharwa muvhu rakatota — kunokoka kukundikana. Indasitiri data inoratidza zvakavharwa zvibatanidza zvinogara 2-3 nguva kureba mumamiriro ezvinhu akaomarara, zvichisimbisa kukosha kwekusarudzwa kwakagadzirirwa.

Zvakajairwa Kukundikana muMotokari Magetsi Circuits Nekuda kwemaConnectors

Kutadza kwemagetsi mumotokari kunowanzo tevera kumashure kune zvinobatanidza, zvichiverengera 40-50% yenyaya dzedunhu mumashumo emumunda. Kutadza uku kunoratidza sezviratidzo zvenguva nenguva, kudzimwa zvachose, kana zvikabudura zvine njodzi, zvichitungamira kune zviratidzo zvakaita semwenje unopenya, geji dzisina kurongeka, kana injini. Corrosion ndiyo arch-nemesis, kunyanya mune zvisina kuvharwa kana zvisina kuvharwa zvibatanidza. Munyu wemumugwagwa, humidity, uye maasidhi ebhatiri anomhanyisa oxidation pane vanobatika, inowedzera kuramba kubva kumamiliohms kuenda kumaohms. Uku kupisa kuvaka kunogona kunyungudutsa insulation kana kukonzera maseketi akavhurika. Munzvimbo dzemahombekombe, kutadza kunoenderana nekuora kunokwira ne60%, pahuwandu hwekugadzirisa mota.

Fretting corrosion, inyaya yakadzikama, inoitika kubva kudiki-kufamba nekuda kwekudengenyeka. Masiraidhi madiki anodzokororwa pakati pevanobatika anopera plating yekudzivirira, achiisa pachena simbi kumhepo uye kugadzira marara anodzivirira zvakanyanya. Injini-yakamisikidzwa majoini mumarori anotambura zvakanyanya, zvichikonzera kudonha kwemasaini muECUs. Kusagwinya kana kusvirana ndechimwe chinokonzera. Kutsikirira kusina kukwana panguva yegungano kunosiya mapeji emhepo, kuderedza simba rekubatana uye kubvumira arcing pasi pemutoro. Izvi zvinowanzoitika mukugadzirisa kwemashure, uko zvishandiso zvisingaenderane zvinokonzeresa 25% yekukanganisa kwekubatanidza.

Nekufamba kwenguva, kuwedzera kwekupisa kunowedzera kusimba, zvichikonzera kuvhurika kwepakati-funga ABS inoshanda zvisina tsarukano mumigwagwa yakaoma. Unyoro ingress inotambudza masisitimu akavharwa kana O-mhete inoshatisa kana zvisimbiso zvakaiswa zvisina kunaka. Mvura mabhiriji mapini, shorting circuits uye corroding internals. MuEVs, izvi zvinogona kukonzeresa kutadza kwemagetsi, kuisa moto panjodzi. Zvidzidzo zvinoratidza 30% yeEV yekuyeuka zvinosanganisira kukundikana kwekubatanidza kuvhara. Vibration-induced wear inopfupisa kukwirana. Maconnectors akatemerwa 100 cycles anogona kutsungirira makumi mashanu chete munzvimbo dzakashata, zvichitungamira kupeta kwepini kana kutsemuka kwemba. Kuwedzera kwekusagadzikana kubva mukupfeka kunounza kupisa, zvichigona kubatidza zvinobatidza zviri pedyo. Kuwandisa kunowedzera matambudziko. Kupfuura zviyero zvazvino (semuenzaniso, 50A pa10A connector) zvinokonzera kunyunguduka uye moto. Mumitsara yedata, electromagnetic interference (EMI) kubva mukusadzivirira kudzivirira kunoshatisa masaini, kupusa ma sensors. Kukundikana uku hakusi kwega; vanodonha. Chibatanidza chevhu chine ngura chinogona kuremedza maalternator, kubudisa mabhatiri nguva isati yakwana. Kugadzirisa kunodhura avhareji $5-500 pachiitiko, paine nguva yekudzikira inoshungurudza varidzi. Diagnostics inowanzoda oscilloscopes kuti inongedze, asi kudzivirira kuburikidza nekusarudza kwakaringana kwakachipa zvakanyanya.

Zvinhu Zvikuru Zvokufunga nezvazvo Pakusarudza Zvemotokari zveMagetsi Connectors

Kusarudza chinongedzo chakakodzera chinoda kuongororwa kwakazara kwemagetsi, mechaniki, zvakatipoteredza, uye zvinoenderana zvinhu. Kutarisa chero chipi zvacho kunogona kuwedzera njodzi dzekukundikana ne50-70%.

Tanga nemagetsi paramita: ikozvino uye voltage ratings inofanirwa kuenderana kana kudarika zvinodiwa system. Kune maseketi emagetsi, tarisa 125% headroom kubata masurges-semuenzaniso, 20A headlight system inoda angangoita 25A-yakatemerwa zvibatanidza seMetri-Pack. Kune zvikwangwani, kurasikirwa kwekuisa pasi (pasi pe50 millionhms) kunovimbisa kutendeseka kwedata; goridhe-yakapfatwa macontacts anokunda pano, kuramba oxidation zvirinani pane tini. Mune yakakwirira-kumhanya maapplication seLVDS yemakamera, impedance yekufananidza (100 ohms) inodzivirira kuratidzwa. Mechanical durability ndiyo yakakosha. Vibration kuramba, yakaedzwa kuburikidza neSAE J1113 zviyero, inofanira kumira 10-50G masimba. Mating / unmating cycles (100-500 yakajairika) inoratidza hupenyu hurefu; latch michina inodzivirira kudimburwa netsaona. Simba rekuchengetedza waya—mabatiro anoita materminal waya wakachengeteka—anodzivisa kudhonzwa kana achishushikana.

Kugadzikana kwezvakatipoteredza kunotsanangura kuvimbika. IP ratings (semuenzaniso, IP69K ye-high-pressure wash) chengetedza mvura neguruva. Kushanda tembiricha siyana inofanira kuvhara zvakanyanyisa; underhood connectors vanoda -40°C kusvika 150°C kushivirira. Kupokana kwemakemikari kumafuta nekuchenesa ndiyo kiyi yeinjini dzakaiswa mafuta. UV-yakagadzikana dzimba dzinodzivirira kuputika munzvimbo dzakashama. Kusarudzwa kwezvinhu kunokanganisa zvese. Thermoplastics sePBT kana PA66 inopa simba uye kudzoreredza moto (UL94 V-0). Mabatirwo mumhangura alloys ane yakasarudzika plating chiyero mutengo uye kuita - sirivha yekumusoro-ikozvino, goridhe kune yakaderera-chiratidzo. Saizi uye zvipingaidzo zvenzvimbo zvine basa mune miniaturized EVs. Nano-connectors (0.5mm pitch) chengetedza huremu asi inoda chaiyoiyo yekushandisa. Kugarisana kunovimbisa kubatanidzwa kusina musono: machisi waya geji (AWG 22-10 yakajairika), saizi dzekupedzisira, uye masisitimu ekubatanidza kudzivirira kusawirirana.

Chengetedzo maficha seyechipiri makiyi, TPA (terminal chinzvimbo vimbiso), uye mavara-coding anoderedza zvikanganiso zvegungano. Kune EVs, HVIL (yakakwirira-voltage interlock loop) maseketi anosimbisa kubviswa. Kuongororwa kwemutengo-bhenefit kunotenderera. Premium connectors (semuenzaniso, $ 1-5 imwe neimwe) goho ROI kuburikidza nekutadza kushoma; lifecycle cost inodonha 80% nesarudzo yakakodzera. Tarisa zviyero zvakaita se ISO 6722 ye wiring uye LV 214 yeGerman OEMs. Prototyping uye kuyedza (munyu wekupfapfaidza, kupisa kwekushisa) kunosimbisa sarudzo. Nekuyera izvi, vagadziri vanowana akasimba masisitimu. Semuyenzaniso, kukwidziridza kune zvakanamwa, goridhe-yakaputirwa majoini mumotokari dzezvikepe inocheka kuderera ne75% mune imwe ongororo.

Sarudzo Yakakodzera Inowana sei 80% Kukundikana Kwekuderedzwa

Iyo 80% kuderedzwa kwemazinga ekukundikana kunobva mukubvisa midzi zvikonzero kuburikidza nesarudzo yakanangwa. Ongororo yeindasitiri, kusanganisira idzo dzinobva kuTE Kubatana, dzinoratidza kuti zvibatanidza zvisizvo zvinopa 80-90% yekukanganisa kwemagetsi kunodzivirirwa. Nekusarudza zvakakodzera, njodzi dzakadai sekuora uye kushushikana kunodonha zvakanyanya. Akavharwa majoini anovhara 95% yehunyoro-hune hukama hupfupi, pakuyedzwa kwezvakatipoteredza. Zvigadzirwa zvemhando yepamusoro zvinowedzera hupenyu kubva pamakore mashanu kusvika gumi nemashanu, zvichipwanya zvinotsiva. Mune imwe nyaya, mugadziri wemarori akachinja kune vibration-resistant Deutsch connectors, achidzikisa kutadza kweharness ne5% pamusoro pe15 mamaira. Mafuta ekuzora uye plating inowedzera kudzikisira kunetseka, kucheka kuramba kunokwira ne82%. Pakazere, iyi nzira yakasarudzika inoshandura maseketi kubva pakutadza-kunowira kusvika kubhomba.

Maitiro Akanakisisa uye Zvidzidzo Zvenyaya

Ita zvakanakisa maitiro: Ongorora masisitimu ekuenderana, shandisa otomatiki crimping, uye isa dielectric girisi. Kuongororwa nguva dzose kunobata kupfeka kwekutanga. Zvidzidzo zvenyaya zvinoratidza maitiro. Mugadziri weEuropean automaker anotora USCAR-inoenderana nekubatanidza akaona kutadza kweECU kudonha 85%, kuchengetedza mamirioni mukurangarira. Imwe, mukugadzira EV, yakashandisa IP69K zvisimbiso kubvisa 80% yebhatiri yekubatanidza nyaya.

mhedziso

Kusarudza iyo chaiyo mota yemagetsi yekubatanidza haingori tekinoroji - kuzvipira kune chengetedzo nekubudirira. Nekudzikisa mitengo yekutadza ne80%, inovhura nzira yemotokari dzakavimbika, dzehunyanzvi. Rongedza sarudzo nhasi kuti ufambe zvakapfava mangwana.

Kuti uwane zvakawanda nezve kusarudza iyo chaiyo mota yemagetsi yekubatanidza inoderedza kutadza chiyero chemotokari maseketi ne80% yakatwasuka, unogona kushanya kuGvtong pa. https://www.gvtong.net/ nokuti zvimwe info.