CAE & Simulation Department

CAE Applications in Powertrain Systems

In the domain of powertrain systems—which includes internal combustion engines, cooling and lubrication systems, and transmission units (gearboxes)—the application of CAE is especially valuable due to several key reasons:

  • Significant reduction in costly and time-consuming physical testing
  • Enhanced design accuracy and predictive capability under real operating conditions
  • Early identification of bottlenecks and critical stress points before production
  • Optimization of fuel efficiency, emission reduction, and system durability

Using state-of-the-art numerical simulation tools, our engineering team can virtually model the behavior of complex mechanical and fluid systems and provide optimal design solutions with greater speed, accuracy, and efficiency than traditional approaches.

Powertrain systems exhibit complex multiphysics behaviors that can only be fully understood and managed through advanced numerical analysis. Thus, CAE is not merely a supportive tool but an indispensable part of the modern automotive product development cycle.

CAE Software

To perform comprehensive, multiphysics analysis of engine and transmission systems, we utilize a variety of specialized tools across domains such as fluid dynamics, thermodynamics, heat transfer, lubrication, rigid body mechanics, and dynamic system analysis. These tools are generally categorized into 1D system-level and 3D component-level simulation software:
CAE Software Tree
1D System-Level Simulation Tools
  • GT-SUITE (Gamma Technologies)
    An all-in-one simulation platform for modeling energy flow within engines, covering combustion, cooling, lubrication, intake/exhaust, acoustics, and thermal-dynamic behavior.
  • Simcenter AMESim (Siemens)
    A powerful tool for modeling multi-domain systems (fluid, mechanical, electromagnetic, control), particularly focused on thermal and hydraulic systems.
  • Modelica-based Tools (e.g., Dymola, OpenModelica)
    Flexible environments based on the Modelica language for customizable, multiphysics simulations with compatibility across other platforms.
  • AVL CRUISE M
    Designed for system-level simulation of powertrains with a focus on drive cycles, fuel consumption, and emissions.
3D Component-Level Simulation Tools
  • CONVERGE CFD (Convergent Science)
    A high-end CFD software with automated meshing and advanced combustion modeling for internal flow, cavitation, spray, and heat transfer analysis.
  • ANSYS Fluent
    A robust, widely used CFD tool for internal and external flow, heat transfer, and multiphase simulations in engine and transmission components.
  • STAR-CCM+ (Siemens)
    A comprehensive CFD platform supporting multiphase, multiphysics, and thermal-mechanical coupling for complex flow dynamics.
  • AVL FIRE M
    Specialized CFD software for combustion, spray, and thermal management analysis in internal combustion engines.
  • COMSOL Multiphysics
    A highly versatile platform for multiphysics simulations, including heat transfer, fluid flow, vibration, and electromagnetics—ideal for research and complex industrial applications.
Complementary Tools
  • MATLAB/Simulink
    For control model development, signal processing, data analysis, and integration with 1D/3D dynamic simulations.
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