FGM梁临界屈曲载荷的改进型GDQ法分析
蒲育1; 周凤玺2
2019
Source Publication应用基础与工程科学学报
ISSN1005-0930
Volume27Issue:6Pages:1308-1320
Abstract研究了功能梯度材料(FGM)梁在轴向静载荷作用下的屈曲问题.首先,基于一阶剪切变形梁理论(FSBT),应用最小势能原理,建立了以轴向位移、挠度及转角为基本未知函数功能梯度Timoshenko梁屈曲的控制微分方程.其次,通过引入边界条件控制参数,采用一种改进型广义微分求积法(MGDQ)数值研究了4种典型边界功能梯度Timoshenko与Euler梁的屈曲特性.算例结果表明:本文的分析方法切实可行、行之有效.最后,着重分析了梁理论、边界条件、梯度变化指数、跨厚比对FGM梁临界屈曲载荷的影响.
Keyword功能梯度材料梁 一阶剪切变形理论 临界屈曲载荷 改进型广义微分求积法
Indexed ByCSCD
Language中文
WOS Research AreaEngineering
WOS SubjectENGINEERING INDUSTRIAL
CSCD IDCSCD:6621833
Document Type期刊论文
Identifierhttp://ir.lut.edu.cn/handle/2XXMBERH/75513
Collection土木工程学院
Affiliation1.兰州理工大学土木工程学院;;兰州工业学院土木工程学院, ;;, 兰州;;兰州, 甘肃;;甘肃 730050;;730050, 中国
2.兰州理工大学土木工程学院, 兰州, 甘肃 730050, 中国
First Author AffilicationColl Civil Engn
First Signature AffilicationColl Civil Engn
Recommended Citation
GB/T 7714
蒲育,周凤玺. FGM梁临界屈曲载荷的改进型GDQ法分析[J]. 应用基础与工程科学学报,2019,27(6):1308-1320.
APA 蒲育,&周凤玺.(2019).FGM梁临界屈曲载荷的改进型GDQ法分析.应用基础与工程科学学报,27(6),1308-1320.
MLA 蒲育,et al."FGM梁临界屈曲载荷的改进型GDQ法分析".应用基础与工程科学学报 27.6(2019):1308-1320.
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