Which Analysis to Use?

Use the following guidelines to help choose the correct analysis type for your situation.

Linear

Static Stress with Linear Material Models

Natural Frequency (Modal)

Natural Frequency (Modal) with Load Stiffening

Response Spectrum

Random Vibration

Frequency Response

Transient Stress (Direct Integration or Modal Superposition)

Critical Buckling Load

Dynamic Design Analysis Method (DDAM)

Nonlinear

The assumptions listed for linear analyses are not limitations when doing a nonlinear analysis. Unless indicated otherwise, nonlinear permits the following:

MES (Mechanical Event Simulation) with Nonlinear Material Models

Static Stress with Nonlinear Material Models

Natural Frequency (Modal) with Nonlinear Material Models

MES Riks Analysis

Thermal

Steady State Heat Transfer

Transient Heat Transfer

Fluid Flow

Steady Fluid Flow

Unsteady Fluid Flow

Flow through Porous Media

Electrostatic

Electrostatic Current and Voltage

Electrostatic Field Strength and Voltage

Mass Transfer

Transient Mass Transfer

Multiphysics

Steady Coupled Fluid Flow and Thermal

Transient Coupled Fluid Flow and Thermal