IMECH-IR  > 力学所知识产出(1956-2008)
钻杆管体体积型缺陷的有限元分析
韩晓毅; 张平生; 刘玉标; 申仲翰
Source Publication石油机械
2002-04-25
Issue4Pages:20-21+2
Abstract利用有限元软件 ,采用三维线性静态方法 ,对常用的 12 7mmIEU钻杆在常见的 11种蚀坑类型下的应力分布进行了计算。计算结果显示钻杆管壁常见蚀坑的应力集中系数在 1 5~2 5之间 ,拉伸和弯曲载荷作用下蚀坑应力分布基本一致 ,弯曲载荷的分析完全可以采用拉伸载荷结果来替代。对一系列的计算结果通过最小二乘法拟合出蚀坑应力集中系数随蚀坑深度和宽度的数学关系表明 ,拟合曲线与计算结果有非常好的一致性
Keyword钻杆缺陷 有限元分析 应力集中系数
Language中文
Funding Organization中国石油天然气集团公司“九五”科技攻关课题
Document Type期刊论文
Identifierhttp://dspace.imech.ac.cn/handle/311007/41768
Collection力学所知识产出(1956-2008)
Corresponding Author韩晓毅
Recommended Citation
GB/T 7714
韩晓毅,张平生,刘玉标,等. 钻杆管体体积型缺陷的有限元分析[J]. 石油机械,2002(4):20-21+2.
APA 韩晓毅,张平生,刘玉标,&申仲翰.(2002).钻杆管体体积型缺陷的有限元分析.石油机械(4),20-21+2.
MLA 韩晓毅,et al."钻杆管体体积型缺陷的有限元分析".石油机械 .4(2002):20-21+2.
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