Application Areas

Simpack Multibody Simulation (MBS) Software

Simpack, used for mechanical and mechatronic system design can be applied to any branch of mechanical engineering, but is used primarily within the following application areas.

Simpack can be used to simulate anything from passenger jets, helicopters and satellites to autonomous planetary vehicles and comet probes–virtually any aerospace application area.


  • Complete system analysis
  • Motion prediction
  • Component design
  • Static and quasi-static investigations
  • Kinematics and dynamic analysis
  • Stress and durability
  • Design of Experiments (DoE) and optimization
  • Realtime Analysis




  • High frequency analysis – i.e. into the acoustic range
  • Extreme transient non-linear analysis – e.g. shock contact
  • Interface to standard CAE codes – CAD, FEA, Control, Hydraulics, CFD
  • Easy interfacing with non-standard or in-house codes
  • 100% compatibility of all Simpack products

Simpack can be used to simulate anything from passenger jets, helicopters and satellites to autonomous planetary vehicles and comet probes–virtually any aerospace application area.


  • Simulation of any aeronautical design
  • Open and closed loop systems
  • Resonance analysis
  • Stochastic and transient response
  • Geometric and material modification
  • Lift-off and touch down analyses
  • Payload separations
  • Solar panel deployment, robotics, etc.

Simpack Automotive is the world’s MBS market leader for commercial vehicles and is quickly gaining ground in all other automotive sectors. Simpack aids engineers in the analysis and design of any type of on- or off-road vehicle.


  • Unlimited modeling flexibility
  • Extreme non-linear system behavior
  • Analyses in the frequency and time domain
  • Fully parameterized highly detailed automotive database 
    for all typical suspension/driveline types available
  • Scalable detail and complexity
  • Process automatization and standardization using Simpack Wizard
  • Batch jobs and automatic report generation
  • Interfaces to third party software

Simpack enables detailed modeling of biomechanical systems and is used in areas such as sports medicine, orthopedics and human-machine interaction.


  • Detailed Human Models
  • Forward dynamic motion synthesizes enables human in the loop simulation
  • Extendable by user defined elements
  • Realistic man-machine interaction
  • Detailed human rider model
  • Fully compatible with Biomotion TraXXol and Varibody

Adding to the functionality of Simpack in the automotive, wind turbine and rail sectors, Simpack Drivetrain is suited to the analysis and optimization of any mechanical power transmission system.



  • Simulation of any design
  • Extreme non-linear system behavior, e.g. emergency braking
  • Acoustic analyses in the frequency and time domain
  • Detailed Gear Pair and bearing elements
  • Numerous possible levels of fidelity
  • Complete system behavior
  • Batch jobs
  • Automatic analysis reports
  • Drivetrain specific elements
  • Importation of flexible bodies from common FEM codes

Within the automotive, land machinery, shipping and power generator sectors, Simpack Engine enables engineers to design, optimize and fully understand the coupled dynamics of complete combustion engine systems.


  • Pre-defined and fully parameterized database models of all common engine types
  • Specialized user interfaces for chain drives, hydrodynamic bearings and valve spring generation
  • Application-specific modeling elements for belt, combustion pressure maps and hydraulic lash adjusters
  • Scalable level of model detail and complexity
  • Re-use of verified components in system context
  • Complete system simulations
  • Extreme non-linear system behavior
  • Unlimited modeling flexibility
  • Reasonable computation times due to Simpack specialized solvers and relative coordinate algorithm
  • Broad interfaces to third party software
  • Detailed bearing models (journal and rolling bearing)

Simpack Realtime enables the use of complex models for a wide range of performance-critical realtime applications such as Hardware-in-the-Loop (HIL) and Software-in-the-Loop (SIL) scenarios. Typical applications include handling and comfort simulations, ECU testing and component test rigs, e.g., for gearboxes and engines.


  • Unmatched model detail for real-time applications
  • Seamless process; from complex MBS offline analysis to real-time applications
  • Common databases and models for detailed MBS analyses and HIL/SIL applications
  • Flexible bodies from FEM codes or Simpack
  • Considerable acceleration of simulation time
  • Easy model modification with the Simpack model editor

Simpack is used for the analysis and design of any type of rail-based vehicle or mechanism – from roller coasters, material handling systems or tramcars to complete articulated high-speed trains. Used worldwide by manufacturers and operators, Simpack is the leading MBS software for railway system dynamics.


  • Unlimited flexibility
  • Easy assembly of multi-car trains from sub-models
  • Powerful track editor
  • Each wheel treated independently
  • Scalable detail and complexity
  • Batch jobs Automatic analysis reports
  • Curving, rail-to-wheel forces
  • Switches and crossing design
  • Driveline and braking




Built upon technology that has proved its worth in many application areas, Simpack Wind offers users unparalleled insight into the dynamics of any complete wind turbine system.


  • Load calculations
  • Extreme non-linear system behavior, e.g. emergency 
    braking, voltage dip, wind gust
  • Interfaces to aerodynamic codes, e.g. from NREL and ECN
  • Scalable detail and complexity
  • Available wind turbine models with highly detailed drivetrains
  • Flexible rotor blade generator
  • Automatic analysis reports
  • Batch jobs
Other sectors

Simpack is uniquely suited to the analysis and design of any type of mechanical or mechatronic system. In addition to its primary application areas, Simpack can be applied to practically any engineering field.


  • Simulation of any mechanical/mechatronic system
  • Non-linear bending
  • Stress and durability analyses
  • Integration of in-house software into Simpack
  • Time domain frequency analysis up into the acoustic range
  • Transient harsh shock contact