[1]陈卫东,于艳春,张丰超,等.有限体积法的实体结构静力学随机分析[J].哈尔滨工程大学学报,2015,(07):922-926.[doi:10.3969/j.issn.1006-7043.201404051]
 CHEN Weidong,YU Yanchun,ZHANG Fengchao,et al.Static stochastic analysis of entity structure based on the finite volume method[J].hebgcdxxb,2015,(07):922-926.[doi:10.3969/j.issn.1006-7043.201404051]
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有限体积法的实体结构静力学随机分析(/HTML)
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《哈尔滨工程大学学报》[ISSN:1006-6977/CN:61-1281/TN]

卷:
期数:
2015年07期
页码:
922-926
栏目:
出版日期:
2015-07-25

文章信息/Info

Title:
Static stochastic analysis of entity structure based on the finite volume method
作者:
陈卫东 于艳春 张丰超 路胜卓 贾平 王巍 严涵
哈尔滨工程大学 航天与建筑工程学院, 黑龙江 哈尔滨 150001
Author(s):
CHEN Weidong YU Yanchun ZHANG Fengchao LU Shengzhuo JIA Ping WANG Wei YAN Han
College of Aerospace and Civil Engineering, Harbin Engineering University, Harbin 150001, China
关键词:
有限体积法摄动法Monte-Carlo法随机分析静力学计算效率
分类号:
TB114.3
DOI:
10.3969/j.issn.1006-7043.201404051
文献标志码:
A
摘要:
为了研究各种随机因素对结构分析及结构设计的影响,考虑有限体积法的基本方程离散简便,提出了将有限体积法与摄动法相结合来解决实体结构静力学随机分析的问题。采用摄动有限体积法建立了实体结构静力学随机分析的基本模型,推导了实体结构静力学随机分析的基本方程,计算了实体结构响应量的均值和方差等数字特征。通过算例分析,对比分析了有限体积法、Monte-Carlo法的计算结果:响应量的均值和方差的相对误差的最大值为0.59%,可以证明该方法计算精度较高;摄动有限体积法的计算时间为20 s,Monte-Carlo法的计算时间为110 000 s,说明该方法的计算效率高。

参考文献/References:

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备注/Memo

备注/Memo:
收稿日期:2014-4-28;改回日期:。
基金项目:国防科学技术工业委员会基础研究基金资助项目(J023914002).
作者简介:陈卫东(1966-),男,教授,博士生导师.
通讯作者:陈卫东,E-mail:chenweidong@hrbeu.edu.cn.
更新日期/Last Update: 2015-07-29