[1]庞福振,李海超,彭德炜,等.复杂边界条件下圆柱壳结构瞬态振动特性分析[J].哈尔滨工程大学学报,2019,40(07):1238-1244.[doi:10.11990/jheu.201805099]
 PANG Fuzhen,LI Haichao,PENG Dewei,et al.Transient vibration characteristics analysis of cylindrical shell structure with complex boundary conditions[J].hebgcdxxb,2019,40(07):1238-1244.[doi:10.11990/jheu.201805099]
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《哈尔滨工程大学学报》[ISSN:1006-6977/CN:61-1281/TN]

卷:
40
期数:
2019年07期
页码:
1238-1244
栏目:
出版日期:
2019-07-05

文章信息/Info

Title:
Transient vibration characteristics analysis of cylindrical shell structure with complex boundary conditions
作者:
庞福振 李海超 彭德炜 李玉慧 田宏业
哈尔滨工程大学 船舶工程学院, 黑龙江 哈尔滨 150001
Author(s):
PANG Fuzhen LI Haichao PENG Dewei LI Yuhui TIAN Hongye
College of Shipbuilding Engineering, Harbin Engineering University, Harbin 150001, China
关键词:
圆柱壳区域能量分解法位移函数最小二乘残差瞬态振动复杂边界条件薄壳理论Chebyshev行列式
分类号:
TB123;TB52
DOI:
10.11990/jheu.201805099
文献标志码:
A
摘要:
针对复杂边界条件下圆柱壳结构瞬态振动特性研究不足,本文提出一种半解析法分析圆柱壳结构的瞬态振动特性。基于区域能量分解法和Reissner-Naghdi’s线性薄壳理论,将柱壳沿壳体的母线方向分解为若干子壳段,并推导出圆柱壳结构一般边界条件下的求解模型。柱壳结构的位移函数用Chebyshev行列式和傅里叶级数表示,并引入最小二乘残差来消除计算的不稳定性。对柱壳结构进行瞬态振动特性分析,通过与有限元仿真计算结果对比验证了本文方法的有效性,结果表明:同一频段范围,结构厚度越小,位移曲线峰值越多,瞬态响应越大;损耗因子主要影响结构的共振峰值,对结构固有频率的影响较小。

参考文献/References:

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备注/Memo

备注/Memo:
收稿日期:2018-05-23。
基金项目:国家重点研发计划项目(2016YFC0303406);国家自然科学基金项目(51209052,51679053);总装预研基金项目(6140210020105);中央高校基本科研业务费资助项目(HEUCFD1515,HEUCFM170113);“十三五”预研基金项目;中国博士后基金项目(2014M552661);哈尔滨工程大学博士研究生科研创新基金项目(HEUGIP201801).
作者简介:庞福振,男,教授,博士生导师;李海超,男,博士研究生.
通讯作者:李海超,E-mail:lihaichao@hrbeu.edu.cn
更新日期/Last Update: 2019-07-04