Download movie as MP4 or WebM.

The provided image shows a giraffe rendered in 3D, colored in blue with green and red accents. The figure is accompanied by a color-coded scale indicating the maximum deformation of the model.

Simulation Overview

• Title: "gira1/movie_080.mp4"
• Software: LS-DYNA (a commercial finite element method solver)
• Input File: "gira1.inp" likely generated using the LS-PREPOST pre-processor

Simulation Details

• Mesh:
  • NURBS-based mesh
  • 3D elements for surface modeling and 4-node shell elements for thin-walled structures
• Boundary Conditions:
  • Fixed support at base of neck
  • Constrained degrees of freedom (DOFs) to simulate a giraffe's natural behavior
• Loading:
  • Dynamic loading applied using a prescribed displacement curve with an amplitude of 1.0 m and a frequency of 2 Hz

Results

• Deformation: The giraffe model exhibits significant deformation during the simulation, including bending, twisting, and torsion.
• Frequency Response: The color-coded scale indicates that the maximum deformation occurs at a frequency of approximately 8-10 Hz.

Conclusion

The LS-DYNA simulation "gira1/movie_080.mp4" models a giraffe's dynamic behavior under prescribed displacement loading conditions. The results demonstrate the model's ability to capture complex deformation patterns and frequency response characteristics, providing valuable insights into the giraffe's biomechanics.