[1]马哲,徐海炜,程勇,等.双自由度变截面圆柱涡激振动数值模拟[J].哈尔滨工程大学学报,2018,39(07):1150-1157.[doi:10.11990/jheu.201701002]
 MA Zhe,XU Haiwei,CHENG Yong,et al.Two-degree-of-freedom vortex induced vibration of a non-uniform cylinder[J].hebgcdxxb,2018,39(07):1150-1157.[doi:10.11990/jheu.201701002]
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双自由度变截面圆柱涡激振动数值模拟(/HTML)
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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07期
页码:
1150-1157
栏目:
出版日期:
2018-07-05

文章信息/Info

Title:
Two-degree-of-freedom vortex induced vibration of a non-uniform cylinder
作者:
马哲12 徐海炜3 程勇4 翟钢军12
1. 大连理工大学 海岸和近海工程国家重点实验室, 辽宁 大连 116024;
2. 大连理工大学 深海工程研究中心, 辽宁 大连 116024;
3. 河北拓为工程设计有限公司, 河北 廊坊 065000;
4. 江苏科技大学 船舶与海洋工程学院, 江苏 镇江 212003
Author(s):
MA Zhe12 XU Haiwei3 CHENG Yong4 ZHAI Gangjun12
1. State Key Laboratory of Coastal and Offshore Engineering, Dalian 116024, China;
2. Deep Water Research Centre, Dalian University of Technology, Dalian 116024, China;
3. Hebei Tuowei Engineering Design Company Limited, Langfang 065000, China;
4. Ship and Ocean Engineering School, Jiangsu University of Science and Technology, Zhenjiang 212003, China
关键词:
变截面圆柱涡激振动双自由度有限体积法四阶Runge-Kutta法抑制效应
分类号:
P751
DOI:
10.11990/jheu.201701002
文献标志码:
A
摘要:
针对海洋工程中常见的涡激振动问题,探讨了变截面圆柱形式对涡激问题的抑制效应。将立管振动简化为质量-弹簧-阻尼系统,基于SST k-ω湍流模型联合使用有限体积法对圆柱的涡激振动问题进行研究,采用四阶Runge-Kutta法求解圆柱在涡激作用下的振动响应。讨论了二维圆柱涡激振动的振幅、振动轨迹及涡脱形态,并验证分析方法,在此基础上对三维变截面圆柱的涡激振动问题进行模拟分析。结果显示,变截面圆柱的振动幅度较圆柱的振动幅度有所降低,变截面圆柱的突变处会对涡柱产生“割裂”的影响。该结论为涡激振动抑制效应研究及模型试验提供依据。

参考文献/References:

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备注/Memo

备注/Memo:
收稿日期:2017-01-01。
基金项目:国家自然科学基金青年基金项目(51609109);国家自然科学基金应急管理项目(51651902);辽宁省自然科学基金项目(201601056).
作者简介:马哲(1983-),男,讲师,博士;程勇(1986-),男,讲师,博士.
通讯作者:程勇,E-mail:chengyong@just.edu.cn
更新日期/Last Update: 2018-07-07