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Updated: Jun 14, 2025

A Coupled Experiment-finite Element Modeling Methodology for Assessing High Strain Rate Mechanical Response of Soft Biomaterials
11:28

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

Published on: May 18, 2015

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三种弹性体的衰老行为与有限元方法模拟之间的相关性

Svenja Marl1, Xiaofei Ni2, Tobias Hornig1

  • 1Institute for Materials Technology, University of Kassel, 34125 Kassel, Germany.

Materials (Basel, Switzerland)
|August 29, 2024
PubMed
概括

由于老化,弹性体的材料特性随着时间的推移而发生变化. 这项研究将机械性能变化与Mooney-Rivlin模型参数相关联,验证了它们在有限元素方法 (FEM) 模拟中对老化组件的使用.

关键词:
对于女性来说,FEM就是女性.穆尼里夫林模型模型衰老的衰老 衰老的衰老制的是一种.

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Members Made of Elastoplastic Material01:19

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The behavior of elastoplastic materials under bending stresses, particularly in structural members with rectangular cross-sections, is crucial for predicting material responses and understanding failure modes. Initially, when a bending moment is applied, the stress distribution across the section follows Hooke's Law and is linear and elastic. This distribution means the stress increases from the neutral axis to the maximum at the outer fibers, up to the elastic limit.
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Relation between Poisson's ratio, Modulus of Elasticity and Modulus of Rigidity01:15

Relation between Poisson's ratio, Modulus of Elasticity and Modulus of Rigidity

Deformation occurs in axial and transverse directions when an axial load is applied to a slender bar. This deformation impacts the cubic element within the bar, transforming it into either a rectangular parallelepiped or a rhombus, contingent on its orientation. This transformation process induces shearing strain. Axial loading elicits both shearing and normal strains. Applying an axial load instigates equal normal and shearing stresses on elements oriented at a 45° angle to the load axis.
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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.
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Plastic Behavior01:21

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