Drive Systems

© TU Graz/IME

Hybridization creates new challenges in the powertrain. The AVL - TU Graz Transmission Center offers the possibility to work on the following questions by using state-of-the-art test bench technology:

  • Functional development lubrication system
  • wear
  • strength tests

3M - Testbed

© TU Graz/IME

Technical data:

  • 1 x AVL Dyno Prime synchron machine
    • Maximum engine torque:              650 Nm
    • Power:                                                 370 kW
    • Speed:                                                10000 rpm
  • 2 x AVL Dyno Train AV-Machine
    • Maximum engine torque:              3250 Nm
    • Power:                                                 220 kW

Application:

  • Transmission function test: loss measurement, NVH, dynamic wheel maneuvers
  • Transmission durability test:
    stationary / dynamic charging cycles
    Switch / Clutch / Start
  • Complete powertrain

Measurement equipment:

  • AVL PUMA™ Automation System
  • 3 x Torque measuring flange: HBM12
  • Oil conditioning (15 bar, 8kW)
  • HV Batterie Emulator (AVL eStorage)
  • Condition Monitoring System
  • Step up Transmission

Swivel Test Bench

© TU Graz/IME

Technical Data:

  • Swivel Positions:                              X: ±60°   Y: ±60°
  • max. swivel speed:                          30 °/s
  • max. engine torque:                        100 Nm
  • Power:                                             41,5 kW
  • Speed:                                             12 000 1/min
  • Machines:                                        1

Application:

  • Lubrication / oil supply
  • Temperature behavior (cold start / high speed)
  • Measurement of drag losses
  • Dynamic maneuvers

Measurement equipment:

  • AVL PUMA™ Automation System
  • Climatic chamber (-72°C to +180°C)
  • Torque measuring flange: HBM T12 (max. 100Nm)
  • 8 channel camera system

Compact Testbed

Picture of the Compact Testbed
© TU Graz/IME
© TU Graz/IME

Technical Data:

  • Max. engine torque:                  270 Nm
  • Power:                                       85 kW
  • Speed:                                       8 000 1/min
  • Number of Machines:                1
  • Fuel Conditioning
  • Equipment for fired operation
  • AVL Supercharger Unit

Application:

  • Functional development of gearboxes, combustion engines and electric motors
  • Specific verification of various powertrain components (strength, friction, wear, ...)

Measurement Equipment:

  • AVL PUMA™  Automation System
  • Operating conditions of the test unit (pressures, temperatures, ...) with IndiCom

High Load Testbed

© TU Graz/IME

Technical Data:

  • 3 x Asynchron Maschine
  • Max. Engine Torque:               10000 Nm
  • Speed:                                     11 1/min
  • Angular Gear                           1:3

Application:

  • Gearbox function tests:
     - Clutch, parking lock, differentials, contact pattern, torsional stiffness tests
  • Transmission / components overload tests
  • Overload / destruction tests

Measurement Equipment:

  • AVL PUMA™  Automation System
  • 3 x Torque Flange: HBM T40B / T10F
  • 3 x Rotation Measuring System: Siko MSC500
  • Condition monitoring
  • Oil / Air Conditioning
Contact
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Institute of Machine Components and Methods of Development

Inffeldgasse 21b/II
8010 Graz

Tel.: +43 316 873 7361 
Fax: +43 316 873 7370

Email: imenoSpam@tugraz.at
Web: www.ime.tugraz.at