2WD Powertrain Test System

This facility is ideally suited for testing high-performance engines and complex hybrid powertrains.

 It has two hub-mounted, high dynamic dynamometers and a 300kW battery simulator. It is self-contained and totally secure with its own control room.


Hybrid Powertrain Test Facility

  • System nominal power absorption 700kW
  • Dyno inertia 0.84kgm²
  • 2x ultra-dynamic synchronous motors; 350kW, 3,500Nm (+20% overload)
  • Transient overload to 840kW/8,400Nm
  • Maximum speed 3,000 min-1
  • Dynamic torque changes performed at minimum 0.13ms
  • 300kW Battery Simulator (1,000V/600A)
  • ETAS Inca ECU calibration tools with iLinkRT real-time interface
  • Modelling and Simulation realised through Mathworks and dSPACE software integration
  • Cell and engine intake air control between 20°C to 35°C +/- 2°C
  • Engine coolant control to +/- 1°C
  • Test bench intercooler temperature control to +/-1°C
  • AVL Fuel Exact measurement with temperature conditioning
  • Measurement of 70 temperatures and 32 pressures
  • Additional analogue and digital input/output channels available


  • Powertrain-in-the-Loop (PIL) simulation and test capability
  • IC or hybrid emissions development, including simulation of real world and regulated cycles
  • Test of powertrain with a virtual battery using the battery simulator
  • EDU and e-axle functional development and durability
  • Powertrain control strategy development
  • Hardware integration testing
  • Development of low maturity hardware using Hardware-in-the-Loop simulation (HIL)
  • Engine and transmissions thermal studies
  • Development of traction control systems using fully integrated tyre slip models
  • Mule use of components to simulate future vehicles
  • Condensed testing on a rig compared to track or road-based testing
  • Highly repeatable measurement of fuel consumption, emissions and energy consumption

Contact us now for more information on Milbrook's 2WD and 4WD powertrain testing capabilities.

Millbrook has 28 engine test cells in the UK covering a diverse range of capabilities, with latest test cell automation software and hardware and up to 2.1MW dynamometers.

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