Cov qauv thiab tsim qauv ntawm lub tsheb fais fab yog qhov sib txawv ntawm cov tsoos combustion engine tsav tsheb.Nws tseem yog ib tug complex system engineering.Nws yuav tsum tau ua ke nrog lub zog roj teeb thev naus laus zis, lub tshuab tsav lub cev muaj zog, thev naus laus zis thev naus laus zis thiab kev tswj hwm niaj hnub kom ua tiav cov txheej txheem tswj kom zoo.Nyob rau hauv txoj kev loj hlob ntawm hluav taws xob tsheb science thiab technology, lub teb chaws tseem ua raws li R & D layout ntawm "peb ntsug thiab peb kab rov tav", thiab ntxiv highlights cov kev tshawb fawb ntawm ib tug tseem ceeb technologies ntawm "peb kab rov tav" raws li lub technology transformation lub tswv yim ntawm "ntshiab hluav taws xob tsav", uas yog, kev tshawb fawb ntawm tsav lub cev muaj zog thiab nws cov kev tswj hwm, lub zog roj teeb thiab nws cov kev tswj hwm, thiab kev tswj fais fab.Txhua lub tuam txhab loj tsim nws tus kheej txoj kev txhim kho kev lag luam raws li lub teb chaws txoj kev loj hlob.
Tus kws sau ntawv txheeb tawm cov thev naus laus zis tseem ceeb hauv txoj kev txhim kho ntawm lub zog hluav taws xob tshiab, muab lub hauv paus theoretical thiab siv rau kev tsim, kev sim, thiab kev tsim cov tshuab fais fab.Txoj kev npaj tau muab faib ua peb tshooj los txheeb xyuas cov thev naus laus zis tseem ceeb ntawm kev tsav hluav taws xob hauv lub zog hluav taws xob ntawm cov tsheb hluav taws xob ntshiab.Niaj hnub no, peb yuav xub qhia lub hauv paus ntsiab lus thiab kev faib tawm ntawm hluav taws xob tsav technologies.
Daim duab 1 Cov Txuas Txuas hauv Powertrain Development
Tam sim no, cov thev naus laus zis tseem ceeb ntawm lub tsheb fais fab fais fab muaj xws li plaub pawg hauv qab no:
Daim duab 2 Lub Ntsiab Tseem Ceeb Technologies ntawm Powertrain
Lub ntsiab lus ntawm Tsav Tsheb Tsav Tsheb
Raws li cov xwm txheej ntawm lub tsheb fais fab roj teeb thiab cov kev xav tau ntawm lub tsheb fais fab, nws hloov cov hluav taws xob hluav taws xob tawm los ntawm cov khoom siv hluav taws xob cia hluav taws xob rau hauv lub tshuab hluav taws xob, thiab lub zog raug xa mus rau lub log tsav los ntawm cov khoom xa mus, thiab qhov chaw. ntawm lub tsheb mechanical zog yog hloov mus rau hauv hluav taws xob lub zog thiab pub rov qab rau hauv lub zog cia khoom thaum lub tsheb nres.Lub tshuab tsav hluav taws xob muaj xws li lub cev muaj zog, kis tau tus mob, lub cev muaj zog thiab lwm yam khoom siv.Kev tsim cov kev tsis sib haum xeeb ntawm lub zog hluav taws xob tsav tsheb feem ntau suav nrog lub zog, lub zog, qhov nrawm, qhov hluav taws xob, kev sib kis ntawm kev txo qis, lub zog hluav taws xob, lub zog hluav taws xob, qhov hluav taws xob, tam sim no, thiab lwm yam.
1) Lub cev muaj zog tswj
Kuj hu ua inverter, nws hloov qhov ncaj qha tam sim no tawm tswv yim los ntawm lub hwj chim roj teeb pob rau hauv alternating tam sim no.Cov ntsiab lus tseem ceeb:
◎ IGBT: lub zog hluav taws xob hloov hluav taws xob, lub hauv paus ntsiab lus: los ntawm tus maub los, tswj IGBT choj caj npab kom kaw ib qho kev hloov pauv ntau zaus thiab ua ntu zus los tsim peb theem hloov tam sim no.Los ntawm kev tswj lub hwj chim hluav taws xob hloov mus kaw, qhov hloov hluav taws xob tuaj yeem hloov pauv.Tom qab ntawd AC voltage yog tsim los ntawm kev tswj lub luag haujlwm voj voog.
◎ Zaj duab xis capacitance: filtering muaj nuj nqi;tam sim no sensor: xyuas qhov tam sim no ntawm peb-theem winding.
2) Tswj thiab tsav Circuit Court: computer tswj board, tsav IGBT
Lub luag haujlwm ntawm tus tswj lub cev muaj zog yog hloov DC rau AC, txais txhua lub teeb liab, thiab tso tawm lub zog sib xws thiab lub zog.Cov ntsiab lus tseem ceeb: lub zog hluav taws xob hloov hluav taws xob, zaj duab xis capacitor, tam sim no sensor, tswj tsav Circuit Court qhib cov keyboards sib txawv, tsim cov khoom siv hluav taws xob sib txawv, thiab tsim hluav taws xob sib txawv.Yog li, peb tuaj yeem faib cov sinusoidal alternating tam sim no rau hauv cov duab plaub.Cov cheeb tsam ntawm cov duab plaub yog hloov mus rau hauv qhov hluav taws xob nrog tib qhov siab.Lub x-axis paub txog qhov ntev tswj los ntawm kev tswj lub luag haujlwm lub voj voog, thiab thaum kawg paub txog qhov sib npaug ntawm qhov chaw hloov dua siab tshiab.Nyob rau hauv txoj kev no, lub zog DC tuaj yeem tswj tau kaw lub IGBT choj caj npab ntawm qee zaus thiab kev hloov pauv los ntawm tus maub los los tsim peb-theem AC zog.
Tam sim no, cov khoom tseem ceeb ntawm lub voj voog tsav tsheb vam khom rau kev xa khoom: capacitors, IGBT / MOSFET hloov raj, DSP, cov khoom siv hluav taws xob thiab cov khoom siv sib txuas, uas tuaj yeem tsim tawm ntawm tus kheej tab sis muaj peev xwm tsis muaj zog: tshwj xeeb circuits, sensors, connectors, uas tuaj yeem ua tau. Nws tus kheej tsim: cov khoom siv fais fab, diodes, inductors, multilayer circuit boards, insulated xov hlau, radiators.
3) Lub cev muaj zog: hloov peb-theem alternating tam sim no rau hauv tshuab
◎ Structure: pem hauv ntej thiab nram qab kawg npog, plhaub, ncej thiab bearings
◎ Sib nqus Circuit Court: stator core, rotor core
◎ Circuit Court: stator winding, rotor neeg xyuas pib
4) Kev xa khoom siv
Lub gearbox los yog reducer hloov lub torque ceev tso zis los ntawm lub cev muaj zog mus rau hauv lub ceev thiab torque yuav tsum tau los ntawm tag nrho cov tsheb.
Hom tsav lub cev muaj zog
Cov tsav tsheb tau muab faib ua plaub pawg hauv qab no.Tam sim no, AC induction motors thiab cov hlau nplaum ruaj khov synchronous motors yog cov hom tshiab ntawm lub zog hluav taws xob.Yog li peb tsom mus rau cov thev naus laus zis ntawm AC induction lub cev muaj zog thiab cov hlau nplaum ruaj khov synchronous lub cev muaj zog.
| DC Tsav | AC Induction Tsav | Permanent Magnet Synchronous Tsav | Switched Reluctance Tsav | |
| Qhov zoo | Tus nqi qis dua, Cov kev cai qis ntawm Kev Tswj Xyuas Qhov System | Tus nqi qis, Lub zog dav dav, Kev tsim kho tshuab, kev ntseeg siab | High Power Density, High efficiency, me me | Cov qauv yooj yim, Cov kev cai qis ntawm Kev Tswj Xyuas Qhov System |
| Qhov tsis zoo | Kev saib xyuas siab, Tsawg ceev, Tsawg torque, lub neej luv | Me me npaum thaj tsamLow Power Density | Tus nqi siab Tsis zoo ib puag ncig adaptability | Loj torque fluctuationHigh ua hauj lwm nrov |
| Daim ntawv thov | Lub tsheb me me lossis mini-ceev hluav taws xob tsheb | Hluav taws xob ua lag luam tsheb thiab cov neeg caij tsheb | Hluav taws xob ua lag luam tsheb thiab cov neeg caij tsheb | Mixture-power Tsheb |
1) AC Induction Asynchronous Tsav
Lub hauv paus ntsiab lus ua haujlwm ntawm AC inductive asynchronous lub cev muaj zog yog qhov winding yuav dhau los ntawm stator qhov thiab lub rotor: nws yog stacked los ntawm nyias cov ntawv hlau nrog cov hlau nplaum siab.Peb-theem hluav taws xob yuav dhau los ntawm kev sib tw winding.Raws li Faraday txoj cai electromagnetic induction, lub rotating magnetic teb yuav raug generated, uas yog vim li cas lub rotor rotates.Peb lub coils ntawm stator txuas nrog lub sijhawm ntawm 120 degrees, thiab cov neeg nqa khoom tam sim no tsim cov hlau nplaum nyob ib puag ncig lawv.Thaum peb-theem fais fab mov siv rau qhov kev npaj tshwj xeeb no, cov magnetic teb yuav hloov mus rau hauv cov lus qhia sib txawv nrog cov kev hloov pauv tam sim no ntawm ib lub sijhawm tshwj xeeb, tsim ib qho chaw sib nqus nrog kev sib hloov sib hloov.Lub rotating ceev ntawm lub magnetic teb yog hu ua synchronous ceev.Piv txwv li ib tug kaw neeg xyuas pib muab tso rau hauv, raws li Faraday txoj cai, vim hais tias lub magnetic teb yog txawv, Lub voj yuav hnov lub electromotive quab yuam, uas yuav ua rau tam sim no nyob rau hauv lub voj.Qhov xwm txheej no zoo ib yam li lub voj voog nqa tam sim no hauv qhov chaw sib nqus, tsim hluav taws xob hluav taws xob ntawm lub voj, thiab Huan Jiang pib tig.Siv ib yam dab tsi zoo ib yam li ib tug squirrel tawb, peb-theem alternating tam sim no yuav tsim ib tug rotating magnetic teb los ntawm lub stator, thiab tam sim no yuav induced nyob rau hauv lub qws tawb bar shorted los ntawm lub nplhaib kawg, yog li lub rotor pib tig, uas yog. vim li cas lub cev muaj zog hu ua induction motor.Nrog kev pab los ntawm electromagnetic induction es tsis yog ncaj qha txuas mus rau lub rotor kom induce hluav taws xob, insulating hlau core flakes yog sau nyob rau hauv lub rotor, thiaj li hais tias cov me me hlau ua kom qhov tsawg kawg nkaus eddy tam sim no poob.
2) AC synchronous lub cev muaj zog
Lub rotor ntawm synchronous lub cev muaj zog txawv ntawm asynchronous lub cev muaj zog.Cov hlau nplaum ruaj khov yog ntsia rau ntawm lub rotor, uas tuaj yeem muab faib ua hom mounted nto thiab hom embedded.Lub rotor yog ua los ntawm silicon steel ntawv, thiab cov hlau nplaum ruaj khov yog embedded.Lub stator tseem txuas nrog qhov hloov pauv tam sim no nrog theem sib txawv ntawm 120, uas tswj qhov loj thiab theem ntawm sine yoj hloov pauv tam sim no, kom cov hlau nplaum tsim los ntawm stator yog qhov sib txawv ntawm qhov tsim los ntawm rotor, thiab cov hlau nplaum. teb yog rotating.Nyob rau hauv txoj kev no, lub stator yog attracted los ntawm ib tug hlau nplaum thiab rotates nrog lub rotor.Lub voj voog tom qab lub voj voog yog tsim los ntawm stator thiab rotor nqus.
Xaus: Lub cev muaj zog tsav rau lub tsheb fais fab tau pib ua lub hauv paus, tab sis nws tsis yog ib leeg tab sis muaj ntau haiv neeg.Txhua lub cev muaj zog tsav muaj nws tus kheej qhov ntsuas ntsuas.Txhua qhov system yog siv rau hauv lub tsheb fais fab uas twb muaj lawm.Feem ntau ntawm lawv yog asynchronous motors thiab cov hlau nplaum ruaj khov synchronous motors, thaum qee qhov sim hloov cov motors tsis kam.Nws tsim nyog taw qhia tias lub cev muaj zog ua ke nrog lub zog hluav taws xob thev naus laus zis thev naus laus zis, microelectronics thev naus laus zis, thev naus laus zis thev naus laus zis, kev tswj tsis siv neeg thev naus laus zis, cov khoom siv tshawb fawb thiab lwm yam kev qhuab qhia kom muaj kev cuam tshuam rau kev siv dav thiab kev cia siab ntawm ntau yam kev qhuab qhia.Nws yog ib tug muaj zog competitor nyob rau hauv hluav taws xob tsheb motors.Yuav kom tuav tau ib qho chaw nyob rau hauv lub neej yav tom ntej lub tsheb fais fab, txhua yam motors yuav tsum tsis tsuas yog optimize lub cev muaj zog qauv, tab sis kuj mus tas li tshawb nrhiav cov ntse thiab cov yam ntxwv ntawm cov tswj system.
Post lub sij hawm: Jan-30-2023
