Search research articles

ABOUT JoVE

Overview Leadership Blog JoVE Help Center

AUTHORS

Publishing Process Editorial Board Scope & Policies Peer Review FAQ Submit

LIBRARIANS

Testimonials Subscriptions Access Resources Library Advisory Board FAQ

RESEARCH

JoVE Journal Methods Collections JoVE Encyclopedia of Experiments Archive

EDUCATION

JoVE Core JoVE Business JoVE Science Education JoVE Lab Manual Faculty Resource Center Faculty Site

Terms & Conditions of Use

Related Concept Videos

Method of Sections: Problem Solving I

Method of Sections: Problem Solving I

Consider a symmetrical roof truss structure, composed of vertical, diagonal, and horizontal members. The length of each horizontal member is 4 m. The lengths of the vertical members FB and HD are 4 m, while the length of member GC is 6 m. The loads acting at joints F, G, and H are 2 kN, while those at joints A and E are 1 kN.

Unsymmetric Loading of Thin-Walled Members: Problem Solving

Unsymmetric Loading of Thin-Walled Members: Problem Solving

The shear center of a channel section with uniform thickness, height, and width, is determined by computing the shear force in the member and calculating the moments of inertia of the sections.
To compute the shear forces, find the shear flow at a specific distance from the endpoint using the vertical shear and the moment of inertia values. The total shear force on the flange is calculated by integrating the shear flow from one end of the flange to the other.
Next, calculate the moments of...

Method of Sections: Problem Solving II

Method of Sections: Problem Solving II

Consider an arbitrary truss structure composed of diagonal, vertical, and horizontal members fixed to the wall. To calculate the force acting on members CB, GB, and GH, method of sections can be used. The loads and lengths of the horizontal and vertical members are known parameters, as shown in the figure.

Bending of Members Made of Several Materials

Bending of Members Made of Several Materials

In analyzing a structural member composed of two different materials with identical cross-sectional areas, it is crucial to understand how their distinct elastic properties affect the member's response under load. The analysis involves assessing stress and strain distributions using the transformed section concept, which accounts for variations in material properties.
Hooke's Law determines stress in each material, stating that stress is proportional to strain but varies due to each...

Unsymmetric Loading of Thin-Walled Members

Unsymmetric Loading of Thin-Walled Members

Thin-walled members with non-symmetrical cross-sections are vital to engineering structures, offering material efficiency and structural integrity. However, unsymmetrical loading on these members leads to complex stress distributions, resulting in simultaneous bending and twisting can cause deformation or structural failure. The interaction between bending and twisting requires detailed analysis to ensure structural resilience.
The concept of the shear center is crucial in countering the...

Design of Prismatic Beams for Bending

Design of Prismatic Beams for Bending

The design of prismatic beams, structural elements with a uniform cross-section, focuses on ensuring safety and structural integrity under load. The design process begins by determining the allowable stress, either from material properties tables, or by dividing the material's ultimate strength by a safety factor. This safety factor is essential for accommodating uncertainties, and varies depending on the material—timber, steel, or concrete—with each having unique strength and...

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by

Same author

Static and Free-Boundary Vibration Analysis of Egg-Crate Honeycomb Core Sandwich Panels Using the VAM-Based Equivalent Model.

Materials (Basel, Switzerland)·2025

Same author

VAM-Based Equivalent Cauchy Model for Accordion Honeycomb Structures with Zero Poisson's Ratio.

Materials (Basel, Switzerland)·2025

Same author

Dynamic Characteristics of Composite Sandwich Panel with Triangular Chiral (Tri-Chi) Honeycomb under Random Vibration.

Materials (Basel, Switzerland)·2024

Same author

Forced-Vibration Characteristics of Bowtie-Shaped Honeycomb Composite Sandwich Panel with Viscoelastic Damping Layer.

Materials (Basel, Switzerland)·2024

Same author

Dynamic Characteristics and Effective Stiffness Properties of Sandwich Panels with Hierarchical Hexagonal Honeycomb.

Materials (Basel, Switzerland)·2023

Same author

Investigating the Effective Performance of Sandwich Panel with Petal Star-Triangular Core Using VAM-Based Equivalent Model.

Materials (Basel, Switzerland)·2022

Search research articles

Related Experiment Video

Updated: Sep 3, 2025

A Coupled Experiment-finite Element Modeling Methodology for Assessing High Strain Rate Mechanical Response of Soft Biomaterials

A Coupled Experiment-finite Element Modeling Methodology for Assessing High Strain Rate Mechanical Response of Soft Biomaterials

Published on: May 18, 2015

A VAM-Based Equivalent Model for Triangular Honeycomb Sandwich Panels: Comparison with Numerical and Experimental

Zhen Wang^1,2, Xinlong Yang^1,2, Wengen Lai^1,2

¹School of Civil Engineering, Chongqing University, Chongqing 400045, China.

Materials (Basel, Switzerland)

|July 27, 2022

Summary

This study models triangular honeycomb sandwich panels (HSPs) using an equivalent plate model. The model accurately predicts static and dynamic behaviors, aiding in the design and evaluation of these complex structures.

Keywords:

equivalent plate model free and forced vibration multiscale analysis triangular honeycomb sandwich panel variational asymptotic method

More Related Videos

Finite Element Modeling for the Simulation of the Quasi-Static Compression of Corrugated Tapered Tubes

Finite Element Modeling for the Simulation of the Quasi-Static Compression of Corrugated Tapered Tubes

Published on: January 6, 2023

Design and Optimization Strategies of a High-Performance Vented Box

Design and Optimization Strategies of a High-Performance Vented Box

Published on: June 9, 2023

Related Experiment Videos

Last Updated: Sep 3, 2025

A Coupled Experiment-finite Element Modeling Methodology for Assessing High Strain Rate Mechanical Response of Soft Biomaterials

A Coupled Experiment-finite Element Modeling Methodology for Assessing High Strain Rate Mechanical Response of Soft Biomaterials

Published on: May 18, 2015

Finite Element Modeling for the Simulation of the Quasi-Static Compression of Corrugated Tapered Tubes

Finite Element Modeling for the Simulation of the Quasi-Static Compression of Corrugated Tapered Tubes

Published on: January 6, 2023

Design and Optimization Strategies of a High-Performance Vented Box

Design and Optimization Strategies of a High-Performance Vented Box

Published on: June 9, 2023

Area of Science:

Materials Science
Mechanical Engineering
Structural Analysis

Background:

Research on static and dynamic behaviors of triangular honeycomb sandwich panels (HSPs) is limited due to their complex microstructures.
Accurate modeling is crucial for understanding and utilizing HSPs in various engineering applications.

Purpose of the Study:

To develop and validate an accurate computational model for analyzing the static and dynamic characteristics of triangular HSPs.
To investigate the influence of key structural parameters on the performance of triangular HSPs.

Main Methods:

Homogenization of the unit cell to obtain effective plate properties.
Development of a VAM-based two-dimensional equivalent plate model (2D-EPM).
Validation using three-point bending experiments and 3D finite element model (FEM) simulations.

Main Results:

The 2D-EPM accurately predicts equivalent stiffness, static displacement, global buckling, and free vibrations.
Experimental and FEM simulations verified the model's predictive capabilities across various boundary conditions.
The study identified the influence of unit cell angle, core wall thickness, and cell side length on HSP behavior.

Conclusions:

The developed 2D-EPM provides a reliable and efficient tool for modeling and evaluating triangular HSPs.
Findings offer valuable insights for optimizing the design of triangular HSPs for specific static and dynamic performance requirements.