Development of a unified viscoplasticity constitutive model based on classical plasticity theory

查看全文 作　　者：GUAN [1]Ping;LIU [2]ChangChun;Lü [2]HeXiang

机构地区：[1]College of Architectural Engineering,Dalian University,Dalian 116622,China;[2]State Key Laboratory of Structural Analysis for Industrial Equipment,Dalian University of Technology,Dalian 116024,China

出　　处：《Science China(Technological Sciences)》索引2009年第52卷第5期,共6页

基　　金：Supported by the National Natural Science Foundation of China (Grant No. 90410012) 摘　　要：The traditional unified viscoplasticity constitutive model can be only applied to metal materials.The study of the unified constitutive theory for metal materials has discovered the correlation between the classical plasticity theory and the unified viscoplasticity constitutive model,thus leading to the con-cepts of the classic plastic potential and yield surface in the unified constitutive model.Moreover,this research has given the continuous expression of the classical plastic multiplier and presented the corresponding constructive method,which extends its physical significance and lays down a good foundation for the application of the unified constitutive theory to the material analysis in more fields.This paper also introduces the unified constitutive model for metal materials and geo-materials.The numerical simulation indicates that the construction should be both reasonable and practical. 关键词：VISCOPLASTICITY CLASSICAL PLASTICITY UNIFIED CONSTITUTIVE model plastic potential YIELD surface

相关文献

参考文献（9）
引证文献（2）
耦合文献（0）

参考文献(9)

引证文献(2)

互联网出版许可证新出网证(渝)字10号全国400电话 - 免长途话费

Development of a unified viscoplasticity constitutive model based on classical plasticity theory

参考文献(9)

引证文献(2)

用户提示