The server is under maintenance between 08:00 to 12:00 (GMT+08:00), and please visit later.
We apologize for any inconvenience caused
Login  | Sign Up  |  Oriprobe Inc. Feed
China/Asia On Demand
Journal Articles
Laws/Policies/Regulations
Companies/Products
Numerical integration algorithm for the rate-dependent Chaboche model
Author(s): 
Pages: 166-171
Year: Issue:  1
Journal: Journal of Guangxi University(Natural Science Edition)

Keyword:  本构模型积分算法率相关316不锈钢;
Abstract: 为验证Chaboche率相关本构模型对循环塑性行为的描述能力,研究了有限元计算中本构关系的数值积分过程和Newton-Baphson迭代算法.编写了ABAQUS材料用户子程序UMAT,在此基础上对316不锈钢材料在600℃下的循环特性进行了有限元数值模拟.结果表明:该模型对材料率相关性、对称拉压循环特性及棘轮效应的描述与试验相吻合,验证了模型算法的高效性和计算程序的正确性,证实了模型可以合理描述材...
Related Articles
loading...