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Article: 表面荷载作用下半无限层状介质中的裂纹分析
| Title | 表面荷载作用下半无限层状介质中的裂纹分析 Analysis of crack problems in layered half-spaces subject to uniform loadings over boundary surface |
|---|---|
| Authors | |
| Keywords | Layered half-space Numerical method Square-shaped crack Stress intensity factor Superposition principle |
| Issue Date | 2017 |
| Publisher | 西安交通大学. The Journal's web site is located at http://www.cjam.xjtu.edu.cn/ |
| Citation | 应用力学学报, 2017, v. 35 n. 5, p. 862-868 How to Cite? |
| Abstract | 分析了半无限层状介质中的正方形裂纹。层状材料的层面互相平行,外部荷载作用在边界面上,正方形裂纹平行于层面。基于Yue基本解的数值方法和线弹性断裂力学叠加原理,首先采用一种数值方法获得无裂纹半无限层状介质的应力场,然后将计算得到的应力按叠加原理施加在裂纹面上,并采用另一种数值方法计算此情形下裂纹面的间断位移,最后采用裂纹面的间断位移计算应力强度因子。结果显示:I型和II型应力强度因子的变化与裂纹所处的位置关系密切;层状介质中的裂纹张开和滑移受到不同介质存在的影响,进而影响到裂纹的应力强度因子。建议的数值方法可用于分析复杂荷载作用下层状介质中裂纹的断裂力学特性。 |
| Persistent Identifier | http://hdl.handle.net/10722/247331 |
| ISSN | 2023 SCImago Journal Rankings: 0.225 |
| DC Field | Value | Language |
|---|---|---|
| dc.contributor.author | Sun, L Z | - |
| dc.contributor.author | Xie, YY | - |
| dc.contributor.author | Xiao, HT | - |
| dc.contributor.author | Yue, QZQ | - |
| dc.date.accessioned | 2017-10-18T08:25:42Z | - |
| dc.date.available | 2017-10-18T08:25:42Z | - |
| dc.date.issued | 2017 | - |
| dc.identifier.citation | 应用力学学报, 2017, v. 35 n. 5, p. 862-868 | - |
| dc.identifier.issn | 1000-4939 | - |
| dc.identifier.uri | http://hdl.handle.net/10722/247331 | - |
| dc.description.abstract | 分析了半无限层状介质中的正方形裂纹。层状材料的层面互相平行,外部荷载作用在边界面上,正方形裂纹平行于层面。基于Yue基本解的数值方法和线弹性断裂力学叠加原理,首先采用一种数值方法获得无裂纹半无限层状介质的应力场,然后将计算得到的应力按叠加原理施加在裂纹面上,并采用另一种数值方法计算此情形下裂纹面的间断位移,最后采用裂纹面的间断位移计算应力强度因子。结果显示:I型和II型应力强度因子的变化与裂纹所处的位置关系密切;层状介质中的裂纹张开和滑移受到不同介质存在的影响,进而影响到裂纹的应力强度因子。建议的数值方法可用于分析复杂荷载作用下层状介质中裂纹的断裂力学特性。 | - |
| dc.language | chi | - |
| dc.publisher | 西安交通大学. The Journal's web site is located at http://www.cjam.xjtu.edu.cn/ | - |
| dc.relation.ispartof | 应用力学学报 = Chinese Journal of Applied Mechanics | - |
| dc.subject | Layered half-space | - |
| dc.subject | Numerical method | - |
| dc.subject | Square-shaped crack | - |
| dc.subject | Stress intensity factor | - |
| dc.subject | Superposition principle | - |
| dc.title | 表面荷载作用下半无限层状介质中的裂纹分析 | - |
| dc.title | Analysis of crack problems in layered half-spaces subject to uniform loadings over boundary surface | - |
| dc.type | Article | - |
| dc.identifier.email | Yue, QZQ: yueqzq@hku.hk | - |
| dc.identifier.authority | Yue, QZQ=rp00209 | - |
| dc.identifier.scopus | eid_2-s2.0-85034051852 | - |
| dc.identifier.hkuros | 282372 | - |
| dc.identifier.volume | 35 | - |
| dc.identifier.issue | 5 | - |
| dc.identifier.spage | 862 | - |
| dc.identifier.epage | 868 | - |
| dc.publisher.place | China | - |
| dc.customcontrol.immutable | csl 180223 | - |
| dc.identifier.issnl | 1000-4939 | - |