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[Verification Examples]

[NFX] Free annular membrane - Normal Modes - Linear Dynamic Analysis

  • midas NFX
  • Intermediate level
  • 2014.04.20

Figure 1 shows an unconstrained annular membrane problem. Membrane elements are employed to obtain the lowest vibration frequencies except for the rigid body modes. The results are compared with the reference values provided in the NAFEMS benchmarks.


Figure 1. Free annular membrane model


Figure 2. Vibration mode shapes

You can download problem description, model file and analysis result in 3D pdf format.

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