达索cohesive讲解.pdf

节选段落一：
Cohesive Behavior
Lecture 10
L10.2
Analysis of Composite Materials with Abaqus
Overview
• Introduction
• Cohesive Element Technology
• Constitutive Response in Cohesive Elements
• Viscous Regularization for Cohesive Elements
• Cohesive Element Examples
• Surface-based Cohesive Behavior
• Element- vs


节选段落二：
Rail crush: Cohesive surfaces
Failed adhesive is red
(CSDMG = 1)
T-peel analysis: Cohesive elements are
used for modeling adhesive patches
L10.5
Analysis of Composite Materials with Abaqus
Introduction
• Element-based cohesive behavior—cohesive elements
• Cohesive elements allow very detailed modeling


节选段落三：
POWER=2.284
280, 280 , 280
Viscous Regularization for Cohesive
Elements
L10.40
Analysis of Composite Materials with Abaqus
Viscous Regularization for Cohesive Elements
• Cohesive elements have the potential to cause numerical difficulties in
the following cases
• Stiff cohesive behavior may lead to reduced