Based on the model, a plastic instability criterion due to material damage has been established, in the equivalent strain space, in order to predict the forming limit curve (FLC) under the conditions of both the proportional and the non-proportional loading process.
探讨了用损伤基力学模型研究应变路径对薄金属板塑性失稳的影响 ,这种力学模型考虑了材料损伤作用 。
The role of material damage played during deformation and final failure of aluminum sheet is discussed.
基于改进的Dugdale模型和已有的材料损伤率 ,计算了损伤区内的损伤分布和拉伸应力 ,讨论了损伤在整体材料破坏过程的作用 。
In the method a damage variable which is the combination of the second and third order elastic constants of the material is defined, and the variation of this parameter caused by material damage is detected by the relative change of flying time for the transverse acoustic waves in the specimen.
本文提出一个利用非线性参数研究材料损伤的声弹性方法。
Micro-Scale Effect on Damage of Ductile Materials and Its Mechanism;
韧性材料损伤的微尺度效应及其机理
Analysis of Damaging Crack in Industrial CT Image of Energetic Material
含能材料损伤裂纹的工业CT图像分析
Study on Relationship Between Rock Material Damage and Stress Wave Parameters
岩石材料损伤与应力波参数关系研究
Experimental Research on the Damage Behavior of Steel Materials Using Magnetic Memory Nondestructive Testing Technology;
钢铁材料损伤行为的磁记忆无损检测试验研究
Damage Detection of Smart Composite Structure Based on Feature Extraction of Wavelet Transform
小波变换特征提取的复合材料损伤检测
Research on Progressive Damage Analysis for Laminated Composites Containing Delamination;
含分层损伤复合材料结构逐渐损伤分析研究
Damage Behavior of the Stiffened Plates Subjected to the Low-velocity Impact;
复合材料加筋板冲击损伤及损伤容限研究
Detection of Subsurface Damage and Material Removal Mechanism in Optical Polishing Process
光学材料抛光亚表面损伤检测及材料去除机理
Study on Nondestructive Testing Methods of the Concrete Material and Structure;
混凝土材料与结构损伤检测方法研究
Finite Element Method Research of the Thermal Damage of Material Induced by Intense Laser;
强激光对材料热损伤的有限元法研究
Fatigue Behavior Study of Damaged Composite Laminates
含损伤复合材料层合板疲劳特性研究
Analysis of Laser Thermal Effects Damage on Optical Materials and Films
光学材料和薄膜激光热效应损伤研究
Test Structure Design of Radiation Damage on SiO_2 Dielectric Material
SiO_2介质材料辐射损伤测试结构设计
Progressive Failure Analysis for Composite Structures of Spacecraft
航天器复合材料结构的渐进损伤分析
Damaging mechanism of 3D C/SiC composite with thin interlayer during thermal shock process
薄界面3DC/SiC复合材料的热震损伤机制
Electron-induced Damage of CMOS with Shielded Packages
屏蔽材料封装CMOS器件的电子辐照损伤
Progressive Failure Analysis for AGS Composite Structures
先进复合材料AGS结构损伤扩展分析
Mechanical Properties and Damage Mechanism of Ti_3SiC_2 Ceramics
Ti_3SiC_2材料的力学性能及抗损伤机制
