A Comparative Study on the Finite Element Analysis of Multilayered Honeycomb Composite Materials for Aerospace...

Area of Science:

• Mechanical Engineering
• Materials Science
• Aerospace Engineering

Background:

• Honeycomb composite materials are critical in weight-sensitive applications like aerospace.
• These materials are designed to withstand significant compressive loads.
• Novel multilayered honeycomb composites with impregnated paper cores present unique analytical challenges.

Purpose of the Study:

• To present two finite element model (FEM) analyses for a novel multilayered honeycomb composite.
• To compare the precision and efficiency of a detailed local analysis model versus a simplified global analysis model.
• To validate the models through experimental comparison and suggest practical applications.

Main Methods:

• Development of a detailed FEM for local deformation analysis of the honeycomb composite.
• Development of a simplified FEM for global analysis, achieving an 80% reduction in complexity.
• Comparative analysis of both models, followed by experimental validation.

Main Results:

• The detailed model provides highly precise deformation estimations.
• The simplified model offers significantly reduced complexity (80%) while yielding acceptable results.
• Experimental validation shows good accordance with the proposed modeling approaches.

Conclusions:

• Both detailed and simplified FEM approaches are viable for analyzing multilayered honeycomb composites.
• The simplified model presents a practical balance between computational efficiency and result accuracy.
• The study demonstrates the potential of these advanced composite materials in aerospace engineering.