[1]韩越洋,朱翔,李天匀,等.功能梯度圆柱壳弹性临界载荷预测[J].哈尔滨工程大学学报,2018,39(12):1880-1886.[doi:10.11990/jheu.201705103]
 HAN Yueyang,ZHU Xiang,LI Tianyun,et al.Prediction of elastic critical load of functionally graded cylindrical shells[J].hebgcdxxb,2018,39(12):1880-1886.[doi:10.11990/jheu.201705103]
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《哈尔滨工程大学学报》[ISSN:1006-6977/CN:61-1281/TN]

卷:
39
期数:
2018年12期
页码:
1880-1886
栏目:
出版日期:
2018-12-05

文章信息/Info

Title:
Prediction of elastic critical load of functionally graded cylindrical shells
作者:
韩越洋1 朱翔12 李天匀12 玉云艳1
1. 华中科技大学 船舶与海洋工程学院, 湖北 武汉 430074;
2. 船舶与海洋水动力湖北省重点实验室, 湖北 武汉 430074
Author(s):
HAN Yueyang1 ZHU Xiang12 LI Tianyun12 YU Yunyan1
1. School of Naval Architecture and Ocean Engineering, Huazhong University of Science and Technology, Wuhan 430074, China;
2. Hubei Key Laboratory of Naval Architecture and Ocean Engineering Hydrodynamics, Wuhan 430074, China
关键词:
功能梯度材料圆柱壳内压耦合方程固有频率临界载荷插值预测
分类号:
U661.43
DOI:
10.11990/jheu.201705103
文献标志码:
A
摘要:
针对功能梯度圆柱壳的弹性临界载荷预测问题,本文提出了一种预报弹性临界载荷的半解析方法。利用薄壳理论建立了壳体耦合振动方程,运用抛物线法求解得到了充液功能梯度圆柱壳的固有频率,通过固有频率平方和内压的线性关系利用插值方法得到功能梯度圆柱壳的弹性临界载荷。通过与已有结果对比,验证了本文方法的正确性。计算了氮化硅-不锈钢功能梯度圆柱壳的弹性临界载荷、边界条件和结构参数等变化对功能梯度圆柱壳弹性临界载荷的影响。本文提出的基于内压条件下的固有频率来预报功能梯度圆柱壳弹性临界载荷的方法,相比于外压条件下的试验和仿真方法,方法简单,更易于实现。

参考文献/References:

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备注/Memo

备注/Memo:
收稿日期:2017-5-27。
基金项目:国家自然科学基金项目(51479079,51579109,51879113).
作者简介:韩越洋(1994-),男,硕士研究生;朱翔(1980-),男,副教授.
通讯作者:朱翔,E-mail:zhuxiang@hust.edu.cn.
更新日期/Last Update: 2018-12-01