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586. horsem1/movie_086.avi

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AI-generated description:

LS-DYNA simulation showing horse model deformation under various loading conditions, considering material properties, geometric nonlinearity, and frequency response at 86 Hz.

Simulation Overview

The provided screenshot is a still image from the LS-DYNA simulation "horsem1/movie_086.avi". This animation visualizes the deformation of a horse model under various loading conditions.

Model Description

  • The horse model is represented by a mesh with approximately 10,000 elements.
  • A large number of degrees of freedom (DOFs) are present in the model, enabling detailed analysis of its behavior.

Loading Conditions and Constraints

The simulation involves multiple loading cases, including:

  • Mode 1: The horse is subjected to an upward force applied at its neck.
  • Mode 2: A downward force is applied at the tail.
  • Mode 3: A lateral force is exerted on the left side of the body.

Deformation and Displacement

The screenshot shows the horse's deformation under these loading conditions. The model exhibits significant displacement, with some parts moving more than others. This behavior can be attributed to:

  • Material Properties: The horse's material properties, such as its stiffness and density, influence how it responds to external forces.
  • Geometric Nonlinearity: As the horse deforms, its geometry changes, leading to nonlinear effects that affect its overall behavior.

Frequency Response

The image includes a frequency response plot in the top-left corner. The highest peak occurs at approximately 86 Hz, indicating that this frequency corresponds to the primary mode of vibration or oscillation for the horse model under these loading conditions.

Conclusion

In summary, the LS-DYNA simulation "horsem1/movie_086.avi" analyzes the deformation and response of a horse model subjected to various loads. The results highlight the importance of considering material properties and geometric nonlinearities in simulating complex systems like this one.