3. Degrees of vehicle electrification

3.6. Range extender (REEV)


  • Similar to pure electric vehicles (BEV)
    • The electric motor is the main drive, power of several tens or hundreds of kW
    • Traction batteries of several tens of kWh, driving range of hundreds of km
    • Charging from an external power supply (dominant) and by recuperation
  • ICE for emergency use only
    • Low power
    • Driving at limited speed
  • Often a serial hybrid

    Audi A1 e-tron

    Audi A1 e-tron
    • ICE: Wankel, 254 ccm
    • E-motor: 45 (75) kW
    • Trakční baterie: 380 V, 12 kWh

    BMW i3 range extender

    BMW i3 range extender

    • ICE: 650 ccm, 25 kW
    • E-motor: PMSM, 125 - 137 kW
    • Trakční baterie: 18 - 38 kWh




    https://www.bmw.com
    https://www.autorevue.cz