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Energies 2017,10, 1217
andFordmodels [32]. Reference [32]alsoshoweddifferentmodesof these twosplittingmechanisms
andprovideddescriptionsofe-CVTsystemsadoptedbydifferentmanufacturerswhichareshown
inFigures23and24. Suchpower-splitHEVsrequire twoelectricmachines,wheels, anengineand
aplanetarygear (PG), combiningallof themcanbedone in twenty-fourdifferentways. If another
PGisused, thatnumbergetsgreater thanone thousand.Anoptimaldesign incorporatingasingle
PGisproposedin[31]. Four-wheeldrive (4WD)configurationscanbenefit fromusingatwo-motor
hybridconfigurationas itnullifies theneedofapowertransmissionsystemtothebackwheels (as they
get theirownmotor)andprovides theadvantageofenergyreproductionbymeansofregenerative
braking[33]. Four-wheeldriveHEVstructure is showninFigure25.Astabilityenhancementscheme
forsuchaconfigurationbycontrolling therearmotor is shownin[33].
Figure23. Inputsplit e-CVTsystem.Adaptedfrom[32].
Figure24.Compoundsplit e-CVTsystem.Adaptedfrom[32].
18
Emerging Technologies for Electric and Hybrid Vehicles
- Title
- Emerging Technologies for Electric and Hybrid Vehicles
- Editor
- MDPI
- Location
- Basel
- Date
- 2017
- Language
- English
- License
- CC BY-NC-ND 4.0
- ISBN
- 978-3-03897-191-7
- Size
- 17.0 x 24.4 cm
- Pages
- 376
- Keywords
- electric vehicle, plug-in hybrid electric vehicle (PHEV), energy sources, energy management strategy, energy-storage system, charging technologies, control algorithms, battery, operating scenario, wireless power transfer (WPT)
- Category
- Technik