Efficiency studies on electric and hybrid vehicles using a new whole-system powertrain concept
Completed Research Project
Aim
- Improving efficiency and reducing battery costs for electric and hybrid vehicles
- Reducing energy consumtption
- Reducing operational limitations of electric vehicles
- Integration of components
Approach
Holistic optimisation from battery to wheel
- Optimising the efficiency of several components
- Parameter optimisation through a holistic simulation of the whole drive system
- Consideration of auxiliary units that are important from an energy perspective
- Efficiency improvement by applying multi-speed transmissions
Efficient Synergy Drive – ESD. A holistic drive concept
- Dual use of an advanced A/C drive for temperature regulation and partial-load range operation
- Two-speed powershift transmission
- Driving range extension through efficient power distribution
- Simple, cost-efficient and low-loss shifting actuator
- Compact design
