130/286kW e-axle e kopantsoeng bakeng sa literaka tsa motlakase tsa bohloeki/literaka tse boima/terekere

Mehlala ea ho ikamahanya le maemo ea axle e le 'ngoe: literaka tsa bohloeki tsa lithane tse 18, literaka

Mehlala ea ho ikamahanya le maemo ea li-axle tse peli: 6 * 4 / 8 * 4 terekere

Amohela tsamaiso ea machaba ea taolo ea nts'etsopele ea lihlahisoa tsa PLM e tsoetseng pele

Ho theosa le likhoeli tse 'maloa, ka nts'etsopele e felletseng

E na le lintlha tse 13 tsa tlhahlobo ea taolo le lintho tse ka sehloohong tse 96 tse ka finyelloang

Ka nts'etsopele e potlakileng ea theknoloji ea likoloi tsa motlakase (EV), axle ea motlakase, e le karolo ea bohlokoa bakeng sa phetiso ea motlakase, e ama ka kotloloho katleho le ts'ebetso ea likoloi. Pampiri ena e shebane le tlhahlobo ea sebopeho sa li-axle tsa motlakase, ho hlahloba likarolo tsa bohlokoa le likarolo tsa tekheniki.

Sebopeho sa mantlha sa axle ea motlakase se kopanya likarolo tse 'ne: "motor drive + transmission system + differential + half-shaft." Ho fapana le li-axle tsa likoloi tsa mafura tsa setso, motor ea eona ea motlakase hangata e sebelisa motor ea kamehla ea makenete e lumellanang (PMSM), e kopantsoeng ka kotloloho le reducer (mohato o le mong/mohato o mongata) le differential, e felisa li-clutches le li-gearbox. Sena se nolofatsa ketane ea phetisetso—mohlala, moralo o tloaelehileng o kopantsoeng oa "motor-reducer-differential" o khutsufatsa bolelele ba axial ka 30%, o fokotsa boima ka 15%, 'me o ntlafatsa katleho ea phetisetso ho feta 96%.

Taolo e bobebe le ea mocheso ke lintho tse ncha tsa bohlokoa. Matlo a alloy a aluminium a nkela tšepe ea setso sebaka, e kopantsoeng le liteishene tsa ho pholisa metsi/moea ho thibela mocheso ho tsoa ho enjene le sesebelisoa sa ho fokotsa mocheso. Li-half-shaft li sebelisa metsoako ea tšepe e matla kapa ea carbon fiber, e fokotsang boima bo sa phutholohang ha e ntse e netefatsa phetiso ea torque le ho ntlafatsa tsamaiso ea koloi.

(Sebopeho sa Kantle sa Axle ea Motlakase)

Ka bokhutšoanyane, sebopeho se kopaneng, se bobebe, le se sebetsang hantle sa li-axle tsa motlakase ke sesebelisoa sa bohlokoa sa botekgeniki bakeng sa ho atolosa mefuta ea EV le ho ntlafatsa ts'ebetso.

Boleng bo Tebileng ba Moralo o Kopantsoeng: Lintlafatso tsa Modularization le Standardization

Kopanyo ea "tse tharo ho e 'ngoe" (e fokotsang motlakase-phapang) ea li-axle tsa motlakase tse tsamaisang motlakase ha se feela ho bokellana ha likarolo empa e fihlella ntlafatso e kopanetsoeng ea ts'ebetso le sebaka ka moralo oa meralo ea modular. Li-axle tsa setso, li-motor, li-reducer, le li-differential li fanoa ke barekisi ba arohaneng, tse hlokang nts'etsopele e pharaletseng e ikhethileng bakeng sa ho bapisa sebopeho. Ka lehlakoreng le leng, li-axle tsa motlakase tse tsamaisang motlakase li kopanya likarolo tse ngata moduleng o le mong o sebetsang ka ho kopanya li-axle tsa phetiso ea torque, ho etsa hore masoba a hokela a be maemong a tloaelehileng, le ho hokahanya li-interface tsa ho pholisa. Nka tharollo e hlahisoang ka bongata ho tsoa ho moetsi ea ka sehloohong oa likoloi e le mohlala: axle ea eona ea motlakase e tsamaisang motlakase e amohela ts'ebetso e kopaneng ea ho lahla die bakeng sa ntlo ea stator-rotor-reducer, e fokotsang nako ea kopano ea likarolo tse ngata ho tloha lihora tse 3 ho isa metsotso e 20 ha e ntse e fokotsa boima ba likarolo tse hokahanyang ka 12%. Tlhahiso ena e fana ka tšehetso ea bohlokoa bakeng sa ho bebofatsa boima ba koloi le taolo ea litšenyehelo.

(Enjene ea ka Hare ea Axle ea Motlakase)

Sistimi ea Phetisetso: Tlhōlo ea Theknoloji ho tloha ho "Phetisetso ea Matla" ho ea ho "Ntlafatso ea Matla"

Ka nqane ho kopanyo, ntlafatso ea katleho ea phetisetso ea axle ea drive ea motlakase e itšetlehile ka ntlafatso ea sebopeho sa microstructural. Nka mohlala oa reducer: litharollo tse tloaelehileng li sebelisa motsoako oa sete ea gear ea helical + planetary gear. Ha li bapisoa le li-spur gear, li-helical gear li eketsa sebaka sa ho kopana le bokaholimo ba meno ka 20%. Li kopantsoe le mahlale a phetoho ea boemo ba meno a boemo ba micrometer (mohlala, phetoho e bōpehileng joaloka moropa, ho potoloha ntlha ea meno), lerata la meshing le fokotsoa ka 5dB, 'me tahlehelo ea phetisetso e fokotsoa ka 3%-5%. Bakeng sa lisete tsa gear ea planetary, ho ntlafatsa ho bapisa ha module le sekhutlo sa khatello pakeng tsa gear ea letsatsi le li-planetary gear ho phahamisa coefficient ea ho arolelana mojaro ho ea ka tlase ho 1.1 (khahlanong le ~1.3 bakeng sa liphapang tsa setso tsa likoloi tsa mafura), ho netefatsa kabo e ts'oanang ea khatello ho pholletsa le li-gear le ho atolosa bophelo ba ts'ebeletso. Ho feta moo, litharollo tsa maemo a holimo li hlahisa moralo oa "motor e pholileng ka oli + submerged reducer", moo oli e tlotsang e sebetsanang ka nako e le 'ngoe le ho pholisa ho potoloha ha motor le ho tlotsa li-gear. Sena se felisa tahlehelo ea bokhoni ho tsoa litsamaisong tsa setso tsa ho pholisa tse arohaneng, ho sutumelletsa katleho ea phetisetso ho feta 97%.

(Setšoantšo sa Sebopeho sa ka Hare sa Axle ea Motlakase)

Tsamaiso e Bohlale ea Thermal: Taolo e Matla bakeng sa Tshebetso ea Maemo a Felletseng

Ho sebetsana le ditlhoko tsa taolo ya mocheso maemong a tshebetso ya dikoloi tsa motlakase—ho potlaka ka potlako, lebelo le sa fetoheng, le ho brake—di-axle tsa motlakase tsa moloko o motjha di na le ditsamaiso tse bohlale tsa taolo ya mocheso. Ntlha ya bohlokwa ho sena ke ho kenngwa ha di-sensor tsa mocheso tsa NTC dibakeng tsa bohlokwa tse hlahisang mocheso (di-winding tsa dienjini, di-bearings tse fokotsang, di-differential housings), hammoho le data ya hona jwale ya nako ya sebele ho tswa ho di-module tsa motlakase tsa IGBT. ECU e fetola ka matla sekgahla sa phallo ya potoloho ya ho phodisa metsi (nako ya karabelo

(Setšoantšo sa Sebopeho sa ka Hare sa Axle ea Motlakase)

Qeto: Ho Kopanngoa ho Tebileng ha Li-platform tsa 800V High-Voltage le X-by-Wire Chassis

Ka ho ata ha liforomo tsa motlakase o phahameng tsa 800V, li-axle tsa motlakase li ntse li fetoha ho ea ho "voltage e phahameng le matla a mangata a maholo." Litharollo tsa moloko o mocha, tse amohelang li-inverter tsa silicon carbide (SiC), li-motor tsa terata e bataletseng (mohlala, li-winding tsa 8-layer/10-layer), le ho qhala ha mocheso o pholileng ka oli, li sutumelitse matla a motlakase ho feta 5kW/kg (ha ho bapisoa le ~3kW/kg bakeng sa liforomo tsa setso tsa 400V). Ho sa le joalo, kopanyo le chassis ea x-by-wire e ntse e hlahella haholo: pheletso ea tlhahiso ea li-axle tsa motlakase e fokotsoang e na le li-interface tse bolokiloeng bakeng sa liloko tse fapaneng tse laoloang ke terata, ha li-half-shafts li kopanya li-sensor tsa torque. Sena se nolofalletsa ho amohela litaelo ka kotloloho ho tsoa ho molaoli oa domain ea chassis, ho nolofalletsa kabo e nepahetseng ea torque le khokahano ea drive ea mabili a mane ho tšehetsa lera la ts'ebetso la ho khanna ka bohlale.

Ho tloha "kopanyong e sebetsang" ho ea ho "tšebelisano-'moho e bohlale," boqapi ba meaho li-axle tsa motlakase bo hlalosa bocha meeli ea matla a likoloi tsa motlakase. Ka tsoelo-pele ea saense ea thepa, theknoloji ea ketsiso, le lits'ebetso tsa tlhahiso, li-axle tsa motlakase tsa nakong e tlang li ka kopanya mesebetsi e kang polokelo ea matla (mohlala, li-hub motors + libeteri tse ajoang) le ho utloa (li-sensor tsa IMU tse hahiloeng kahare), tse hlahang e le node ea mantlha "terminal e bohlale ea mohala" ea koloi.