db020

db020

db020

Technical Specs

Key Data

The db020 was built on the base of the eb017, which was used as the db018 and db019 before. This makes it the third revamped eb017 and the last purely driverless vehicle. The db020 team built on the concepts of the db019 team and improved various aspects tailored to a driverless vehicle.

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Mass (ready to drive) in kg
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Maximum speed in km/h
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Acceleration from 0-100km/h

Autonomous System

Software

  • YOLO V2 cone detection
  • Fast slam localisation
  • Curvature based Steering control
  • EKF state estimation
 Sensors
 
  • Ouster OS1 Lidar 64 Layer
  • Dual antenna GPS OXTS RT1003
  • 2x Basler Dart camera with 180-degree FoV

E-Powertrain & Electronics

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Nominal power in kW
 
  • Smaller Driverless Accumulator capacity: 3.1 kWh (20kg less)
  • Single-circuit cooling system
  • Self-developed lightweight motor controller (<3kg)
  • Vehicle Dynamics Control
    • Slip control
    • Torque vectoring
  • High performance ECU-AS communiciation 

Aerodynamics

  • CLA > 6 (1000 N @ 60 km/h)
  • CFD optimized Aeropackage:
    • Front Wing
    • Rear Wing
    • Side Wings
    • Tower Wings
    • Undertray
    • Cooling Ducts

Suspension & Steering

  • Front: pull-rod with anti-roll bar
  • Rear: push-rod with anti-roll bar
  • Hallow shaft synchro electric motor for steering actuation
  • optimized laser sintered uprights
  • One-piece CFRP rims