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初应力法求解拉压双弹性模量的空间问题

Release Time:2019-03-10  Hits:

Indexed by: Journal Article

Date of Publication: 1999-01-01

Journal: 大连理工大学学报

Included Journals: CSCD、PKU

Issue: 4

Page Number: 16-20

ISSN: 1000-8608

Key Words: 有限元/双模量; 初应力法

Abstract: 采用等参单元,在相应的单元高斯积分点上判断应力状态,利用初应力法,以提高计算精度和效率.由于是在所有的高斯积分点上,而非在形心处进行应力状态判断和修改,因而其解更接近真实状态

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