C3. Shock Absorber Energy Recovery

Goal:
Development of a hydraulic shock absorber system for vehicle application.
Method: 
  • 1D dynamic simulation of the mechanical – hydraulic system
  • Test rig demonstrator
  • Vehicle application 
Results:
  • 8% overall efficiency improvement of a hydraulic hybrid vehicle
  • 81% energy recovery efficiency,
  • 1 tone vehicle on asphalt – 0.87 kW recovery potential