SOLIDWORKS Simulation Premium: Nonlinear Course Overview

The SOLIDWORKS Simulation Premium: Nonlinear course is designed to elevate your SOLIDWORKS Simulation Finite Element Analysis (FEA) skills to the next level. This course provides hands-on experience with the SOLIDWORKS Simulation Premium nonlinear module, focusing on a broad spectrum of nonlinear structural/mechanical analysis topics. Over two days, participants will learn how to effectively manage models that exhibit large displacements and/or yielding. The course covers the use of various material models available in SOLIDWORKS Simulation and, crucially, guides participants on how to drive a nonlinear analysis to successful completion.

Skills Learned:

Gain an understanding of how to handle models with large displacements and yielding.
Explore and apply various material models available in SOLIDWORKS Simulation for nonlinear analysis.
Learn strategies for successfully completing nonlinear analyses.
Develop skills to address complex structural and mechanical analysis challenges.

Course Duration

2 Days (7 hours/day)

Prerequisites

SOLIDWORKS Simulation Essentials Course

Working basic knowledge of finite elements

Knowledge of basic mechanical principles

Course Examples

Plastic Deformation

Stress parts beyond yield strength to determine the degree of permanent plastic deformation

Nonlinear Contacts

Hyper-elastic compression of a gasket seal to and sliding nonlinear contact analysis

Rotating Gear Contacts

Nonlinear motion analysis and sliding contacts of gear assemblies

Metal Forming

Form sheetmetal and simulate a stamping process to look at the final shape, residual and contact stresses.

Nonlinear Buckling

Determine performance of parts undergoing nonlinear buckling and material snapback

Geometry Nonlinearities

Perform nonlinear analysis with loads changing directions and shapes undergoing large deformations and geometric nonlinearities

SOLIDWORKS Simulation Premium: Nonlinear Course Syllabus

Lesson : Geometric Nonlinear Analysis

Small Displacement Analysis
Large Displacement Analysis
Finite Strain Analysis
Large Deflection Analysis

Lesson : Material Models and Constitutive Relations

Elastic Models

Linear Elastic Model
Nonlinear Elastic Model
Hyper-elastic Models

Elasto-Plastic Models

Basic Characteristics
Essential Concepts of Elasto-plasticity
Elasto-Plastic Models

Super Elastic Nitinol Model

Flow Rule

Linear Visco-Elastic Model
Creep Model

Lesson : Interaction Analysis

Component Interaction/ Gap Conditions
Local Interaction/ Gap Conditions
Troubleshooting for Gap / Interaction Problems

Lesson : Numerical Procedures for Nonlinear FEA

Incremental Control Techniques

Force Control Method
Displacement Control Method
Arc-length Control Method

Iterative Methods

Newton-Raphson (NR)
Modified Newton-Raphson (MNR)

Termination Criteria

Lesson 1: Large Displacement Analysis

Case Study: Hose Clamp
Linear Static Analysis

Auxiliary Boundary Conditions
Solvers
Geometrically Linear Analysis: Limitations

Nonlinear Static Study

Time Curves (Load Functions)
Fixed Incrementation
Large Displacement Option: Nonlinear Analysis
Analysis Failure: Large Load Step
Fixed Time Incrementation Disadvantages
Autostepping
Autostepping Incrementation
Autostepping Parameters and Options
Advanced Options: Step/Tolerance Options

Linear Static Study (Large Displacement)

Lesson 2: Incremental Control Techniques

Incremental Control Techniques

Force Control
Displacement Control

Case Study: Trampoline
Linear Analysis

Membrane Structures

Nonlinear Analysis - Force Control

Initial Instability of Thin Flat Membranes
Releasing Prescribed Displacement
Restart Function
Analysis Progress Dialog Box
Analytical Results for Membranes

Nonlinear Analysis - Displacement Control

Displacement Control Method: Displacement Restraints
Single Degree of Freedom Control Limitation
Loading Mode in Displacement Control Method

Lesson 3: Nonlinear Static Buckling Analysis

Case Study: Cylindrical Shell
Linear Buckling

Linear Buckling: Assumptions and Limitations

Linear Static Study
Nonlinear Symmetrical Buckling

Arc Length Control Method
Arc Length: Parameters
Symmetrical vs. Asymmetrical Equilibrium, Bifurcation Point

Nonlinear Asymmetrical Buckling
Exercise 1: Nonlinear Analysis of a Shelf

Linear Buckling Analysis
Nonlinear Buckling Analysis

Exercise 2: Nonlinear Analysis of Remote Control Button

Lesson 4: Plastic Deformation

Plastic Deformation
Case Study: Paper Clip
Linear Elastic
Nonlinear Study with Linear Material
Nonlinear - von Mises
Nonlinear - Tresca’s
Stress Accuracy (Optional)

Mesh Sectioning

Exercise 3: Stress Analysis of a Beam

Using Nonlinear Elastic Material

Exercise 4: Oil Well Pipe Connection

Materials
Loading Conditions

Lesson 5: Hardening Rules

Hardening Rules
Case Study: Crank Arm
Isotropic Hardening
Kinematic Hardening

Lesson 6: Analysis of Elastomers

Case Study: Rubber Pipe
Two Constant Mooney-Rivlin (1 Material Curve)

Coefficient of Determination

2 Constant Mooney-Rivlin (2 Material Curves)
2 Constant Mooney-Rivlin (3 Material Curves)
6 Constant Mooney-Rivlin (3 Material Curves)
Exercise 5: Analysis of a Seal

Lesson 7: Nonlinear Interaction Analysis

Case Study: Rubber Tube
Connections

Interactions
Connectors
Contact Instabilities
Stabilization
Explore and Compare Stabilizing Solutions

Dynamic Solution
Exercise 6: Seal Assembly
Exercise 7: Container Seal
Exercise 8: Gear Assembly

Lesson 8: Metal Forming

Bending
Case Study: Sheet Bending

Plane Strain
Large Strain Formulation Option
Convergence Problems
Automatic Stepping Problems
Small Strain Vs. Large Strain Formulations

Exercise 9: Large Strain Contact Simulation - Flanging