Simulations with NX

Preface

1 Introduction

1.1 Learning Tasks, Learning Objectives, and Important Prerequisites for Working with the Book

1.2 Work Environments

1.3 Working with the Book

Bibliography

2 Motion-Simulation (Multibody Dynamics)

2.1 Introduction and Theory

2.1.1 Simulation Methods

2.1.2 Restrictions

2.1.3 Classifications of MBD

2.2 Learning Tasks on Kinematics

2.2.1 Steering Gear

2.2.2 Top-down Development of the Steering Lever Kinematics

2.2.3 Collision Check on Overall Model of the Steering System

2.3 Learning Tasks on Dynamics

2.3.1 Drop Test on Vehicle Wheel

2.4 Learning Tasks on Co-Simulation

2.4.1 Balancing a Pendulum

Bibliography

3 Design-Simulation FEM (Nastran)

3.1 Introduction and Theory

3.1.1 Linear Statics

3.1.2 Nonlinear Effects

3.1.3 Influence of the Mesh Fineness

3.1.4 Singularities

3.1.5 Eigenfrequencies

3.1.6 Heat Transfer

3.1.7 Linear Buckling

3.2 Learning Tasks on Design Simulation

3.2.1 Notch Stress at the Steering Lever (Sol101)

3.2.2 Temperature Field in a Rocket (Sol153)

Bibliography

4 Advanced Simulation

158

4.1 Introduction

4.1.1 Sol 101: Linear Static and Contact

4.1.2 Sol 103: Natural Frequencies

4.1.3 Sol 106: Nonlinear Static

4.1.4 Sol 601/701: Advanced Nonlinear

4.2 Learning Tasks on Linear Analysis and Contact (Sol 101/103)

4.2.1 Stiffness of the Vehicle Frame

4.2.2 Size and Calculation of a Coil Spring

4.2.3 Natural Frequencies of the Vehicle Frame

4.2.4 Clamping Seat Analysis on the Wing Lever with Contact

4.3 Learning Tasks Basic Non-Linear Analysis (Sol 106)

4.3.1 Analysis of the Leaf Spring with Large Deformation

4.3.2 Plastic Deformation of the Brake Pedal

4.4 Learning Tasks Advanced Nonlinear (Sol 601)

4.4.1 Snap Hook with Contact and Large Deformation

Bibliography

5 Advanced Simulation (CFD)

5.1 Principle of Numerical Flow Analysis

5.2 Learning Tasks (NX-Flow)

5.2.1 Flow Behavior and Lift Forces at a Wing Profile

Bibliography

6 Advanced Simulation (EM)

6.1 Principles of Electromagnetic Analysis

6.1.1 Electromagnetic Models

6.1.2 Maxwell Equations

6.1.3 Material Equations

6.1.4 Model Selection

6.1.5 Electrostatics

6.1.6 Electrokinetics

6.1.7 Electrodynamics

6.1.8 Magnetostatics

6.1.9 Magnetodynamics

6.1.10 Full Wave (High Frequency)

6.2 Installation and Licensing

6.3 Learning Tasks (EM)

6.3.1 Coil with Core, Axisymmetric

6.3.2 Coil with Core, 3D

6.3.3 Electric Motor

Bibliography

7 Management of Analysis and Simulation Data

7.1 Introduction and Theory

7.1.1 CAD/CAE Integration Issues

7.1.2 Solutions with Teamcenter for Simulation

7.2 Learning Tasks on Teamcenter for Simulation

7.2.1 Carrying out an NX CAE Analysis in Teamcenter

7.2.2 Which CAD Model Belongs to which FEM Model?

7.2.3 Creating Revisions

Bibliography

8 Manual Analysis of a FEM Example

8.1 Task Formulation

8.2 Idealization and Choice of a Theory

8.3 Analytical Solution

8.4 Space Discretization for FEM

8.5 Setting up and Solving the FEA System of Equations

8.6 Analytical Solution Compared with Solution from FEA

Bibliography

9 Bibliography

Index