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Nastran environment > Rotor dynamics

Supported solution types for rotor dynamic analysis

Rotor dynamic analysis evaluates the mechanical behavior of structural systems with rotating components.

Supported rotor dynamic analysis environments

Pre/Post supports the following rotor dynamic analysis solution types for Simcenter Nastran:

  • SOL 107 Direct Complex Eigenvalues

  • SOL 108 Direct Frequency Response

  • SOL 109 Direct Transient Response

  • SOL 110 Modal Complex Eigenvalues

  • SOL 111 Modal Frequency Response

  • SOL 112 Modal Transient Response

How do I

Create a rotor dynamic solution

Define bearing supports between coincident nodes with CBEAR elements

Assign physical properties to CBEAR elements

Define rotors

Define the superelement reduction for a rotor

Map CBEAR elements to rotors

Define stationary nodes for CBEAR elements

Define system-wide rotor dynamics solution options

Define rotor-specific rotor dynamics solution options

Specify mode filtering

Model centrifugal stiffening and softening in rotor dynamic analysis

Model mass imbalance in rotor dynamic analysis

Create a Campbell diagram

Learn more

Rotor dynamics

Rotor dynamics workflow

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Command reference

Pre/Post video examples

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Supported solution types for rotor dynamic analysis, Simcenter 3D 2021.1 Series

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Source: https://docs.sw.siemens.com/en-US/doc/289054037/PL20200601120302950.advanced/xid602675 · retrieved 2026-07-17