Simulations with NX / Simcenter 3D

Contents

Preface

Preamble

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

2 Motion (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 for 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

3 Design Simulation FEM (Nastran)

3.1 Introduction and Theory

3.1.1 Linear Statics

3.1.2 Non-linear 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 Simulations

3.2.1 Notch Stress at the Steering Lever (Sol101)

3.2.2 Temperature Field in a Rocket (Sol153)

4 Structural (FEM)

4.1 Introduction

4.1.1 Sol 101: Linear Statics and Contact

4.1.2 Sol 103: Eigenfrequencies

4.1.3 Sol 106: Non-linear Statics

4.1.4 Sol 601/701: Advanced Non-linear

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 Eigenfrequencies 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 Non-linear (Sol 601)

4.4.1 Snap Hook with Contact and Large Deformation

5 Thermal/Flow (CFD)

5.1 Principle of Numerical Flow Analysis

5.2 Learning Tasks (Simcenter Flow)

5.2.1 Flow Behavior and Lift Forces at a Wing Profile

6 Electromagnetics (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 Weak Formulation of EM Problems

6.3 Installation and Licensing

6.4 Learning Tasks (EM)

6.4.1 Coil with Core, Axisymmetric

6.4.2 Coil with Core, 3D

6.4.3 Electric Motor

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 Simcenter 3D Structural Analysis in Teamcenter

7.2.2 Which CAD Model Belongs to which FEM Model?

7.2.3 Creating Revisions

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

Index