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March 15, 2026International Journal of Structural Stability and Dynamics

Sound Transmission Loss Analysis and Improvement of Honeycomb Sandwich Panels Under General Constraint Boundaries

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Authors

YLYaKe LiXWXiaoliang WuZHZhengmin Hu

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Overview

Analysis demonstrates improved sound insulation in honeycomb sandwich panels using energy functional and boundary conditions.

Key Points

  • The aim is to analyze and enhance sound transmission loss in honeycomb sandwich panels under various boundary conditions.
  • Developed a vibro-acoustic model for honeycomb sandwich panels.
  • Derived energy functional using first-order shear deformation theory and Hamilton’s principle.
  • Used improved Ritz method for semi-analytical solution.
  • Employed virtual spring technique to model elastic boundary conditions.
  • Conducted parametric analysis on factors affecting sound transmission loss.
  • Identified the impact of boundary stiffness and structural parameters on sound transmission loss.
  • Proposed an electromagnetic shunt damping strategy to improve sound insulation at low frequencies.
  • Demonstrated a significant enhancement in insulation performance and bandwidth.

Cite This Study

Li et al. (2026) studied this question.

synapsesocial.com/papers/69b6068883145bc643d1c81dhttps://doi.org/10.1142/s0219455427503287
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Also Consider

Synapse has enriched 5 closely related papers on similar clinical questions. Consider them for comparative context:

  1. 1Acoustic wave propagation in functionally graded viscoelastic honeycomb sandwich shells: A comprehensive analysis of sound transmission loss2025
  2. 2Sound insulation of flow-permeable biomimetic honeycomb structures with Helmholtz resonators2026
  3. 3Numerical Study on the Acoustic Transmission Performance of New Hierarchical Honeycomb Sandwich Panel2026
  4. 4Design and Acoustic Properties of Novel Embedded Honeycomb Structures2025
  5. 5An analysis of broadband low-frequency sound insulation in porous functionally graded sandwich panel with vertical strut combined re-entrant auxetic cellular core2026