[1]王立权,宫含洋,邢晓冬,等.海底犁式挖沟机犁体动力学数值仿真分析[J].哈尔滨工程大学学报,2013,(01):58-64.[doi:10.3969/j.issn.1006-7043. 201205079]
 WANG Liquan,GONG Hanyang,XING Xiaodong,et al.Dynamic numerical simulation of submarine plow body[J].hebgcdxxb,2013,(01):58-64.[doi:10.3969/j.issn.1006-7043. 201205079]
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海底犁式挖沟机犁体动力学数值仿真分析(/HTML)
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《哈尔滨工程大学学报》[ISSN:1006-6977/CN:61-1281/TN]

卷:
期数:
2013年01期
页码:
58-64
栏目:
出版日期:
2013-01-25

文章信息/Info

Title:
Dynamic numerical simulation of submarine plow body
文章编号:
1006-7043(2013)01-0058-08
作者:
王立权 宫含洋 邢晓冬 弓海霞
哈尔滨工程大学机电工程学院,黑龙江哈尔滨150001
Author(s):
WANG Liquan GONG Hanyang XING Xiaodong GONG Haixia
College of Mechanical and Electrical Engineering, Harbin Engineering University, Harbin 150001, China
关键词:
海底挖沟犁体无网格粒子法海底土壤本构模型数值仿真
分类号:
P754
DOI:
10.3969/j.issn.1006-7043. 201205079
文献标志码:
A
摘要:
有效模拟海底犁式挖沟机犁体土壤挖掘过程及分析犁体受力情况对整机结构优化及提高操控性具有重要意义.本文分析了线性DruckerPrager塑性屈服准则的土壤弹塑性本构方程,结合一阶线性水波对海底土壤的动压力方程,建立犁体、海底土壤及海流的动力学方程,采用ABAQUS无网格粒子法进行仿真模型的数值求解.通过陆地试验结果验证基于无网格粒子法的犁体挖掘土壤仿真模型的可行性.针对海底作业情况仿真,结果表明水波对犁体牵引力产生正弦影响.同时揭示犁体作业时土壤的应力变化过程,随着土工参数值的增加,犁体牵引力呈非线性增加,其中弹性模量影响较大,不排水剪切强度及摩擦角影响近似.

参考文献/References:

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[1]陈翔,张友林,万德成.MPS方法研究进展及其在船舶水动力学问题中的应用[J].哈尔滨工程大学学报,2018,39(06):955.[doi:10.11990/jheu.201710026]
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备注/Memo

备注/Memo:
国家自然科学基金资助项目(51179040);黑龙江省自然科学基金资助项目(E200904)
更新日期/Last Update: 2013-03-19