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Training - Courses

SLPM-M: Physical Modeling of Mechanical Systems with SimMechanics

This one-day course discusses how to model rigid-body mechanical systems in the Simulink® environment using SimMechanics. Topics include:

  • Modeling simple multibody systems
  • Combining Simulink blocks and SimMechanics blocks
  • Creating reusable models of mechanical systems
  • Modeling constraints (gears, wheels, etc.)
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 Detailed course outline
Day 1 of 1
Introduction to SimMechanics Software

Objective: Become familiar with the SimMechanics environment by modeling a simple rigid body system.

  • Understanding physical modeling with SimMechanics
  • Building a SimMechanics model
  • Viewing SimMechanics simulations
  • Analyzing the four-cylinder engine model
Introduction to Multibody Simulation

Objective: Discuss the components that make up a mechanical model and how to define them in the SimMechanics environment.

  • Terminology
  • Bodies
  • Coordinate systems
  • Orientation
  • Joints
  • Visualization
Connecting to the Simulink Environment

Objective: Illustrate the ways that SimMechanics blocks can interact with Simulink blocks.

  • Four-stroke cycle engine model
  • Measuring angular orientation of crankshaft
  • Calculating piston force in Simulink
  • Applying piston force using actuation
  • Measuring reaction forces
Readability and Reusability

Objective: Create reusable, more robust, and more easily maintained SimMechanics models.

  • Parameterizing with MATLAB variables
  • Defining position relative to another body
  • Creating modular components
Modeling Constraints

Objective: Model complex rigid body connections using SimMechanics constraints.

  • Creating closed loop systems
  • Counting degrees of freedom
  • Modeling velocity constraints
  • Modeling gear constraints
  • Modeling point-curve constraints

Prerequisites

MATLAB Fundamentals and Simulink for System and Algorithm Modeling

Course Length - 1 day

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