Hybrid Electric Vehicle Components
A hybrid electric vehicle (HEV) employs an optimized mix of various components. View a typical hybrid configuration in the diagram and learn more about the various HEV components by following the links below.
![Model displaying the configuration of hybrid electric vehicle components including: Accessories, Energy Management and system controls, body/chassis, fuel tank, thermal management system, hybrid power unit, traction motor, and energy storage unit.](https://webarchive.library.unt.edu/eot2008/20080922042713im_/http://afdc.energy.gov/afdc/vehicles/images/hev_components.jpg)
Hybrid Electric Vehicle Drivetrain Component and System Details
- Electric traction motors and controllers
- Energy storage systems, including batteries and ultracapacitors
- Power units and transmissions, including spark ignition engines, compression-ignition and direct-injection (diesel) engines, gas turbines, and fuel cells
- Energy management and systems control