[1]辛大波,张明晶,王亮,等.大跨度桥梁主梁风雨致涡激振动试验研究[J].哈尔滨工程大学学报,2011,(09):1168-1172.[doi:doi:10.3969/j.issn.1006-7043.2011.09.013]
 XIN Dabo,ZHANG Mingjing,WANG Liang,et al.Experimental study on wind-rain-induced and vortex-induced vibration in bridge deck sections of long-span bridges[J].hebgcdxxb,2011,(09):1168-1172.[doi:doi:10.3969/j.issn.1006-7043.2011.09.013]
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大跨度桥梁主梁风雨致涡激振动试验研究(/HTML)
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《哈尔滨工程大学学报》[ISSN:1006-6977/CN:61-1281/TN]

卷:
期数:
2011年09期
页码:
1168-1172
栏目:
出版日期:
2011-09-25

文章信息/Info

Title:
Experimental study on wind-rain-induced and vortex-induced vibration in bridge deck sections of long-span bridges
文章编号:
1006-7043(2011)09-1168-05
作者:
辛大波张明晶王亮欧进萍李惠
1.哈尔滨工业大学 土木工程学院,黑龙江 哈尔滨 150090; 2.大连理工大学 土木水利学院,辽宁 大连 116024
Author(s):
XIN Dabo ZHANG Mingjing WANG Liang OU Jinping LI Hui
1. School of Civil Engineering, Harbin Institute of Technology, Harbin 150090, China; 2. School of Civil and Hydraulic Engineering, Dalian University of Technology, Dalian 116024, China
关键词:
涡激振动风雨联合作用桥梁主梁节段风洞试验
分类号:
U 446.1
DOI:
doi:10.3969/j.issn.1006-7043.2011.09.013
文献标志码:
A
摘要:
针对风雨联合作用下的大跨桥梁风雨致涡激振动问题,以某一分离式双箱主梁桥梁及其闭口主梁型式桥梁为研究对象,通过在大气边界层风洞中搭建风雨联合作用试验系统,完成风雨联合作用下大跨桥梁节段模型涡激振动试验.试验结果显示:不同雨强下,开口节段模型涡激振动的起振风速及锁定风速基本一致,但最大振动幅值有一定差别.不同雨强下,闭口节段模型随机振动的振动时程有一定差别,且随着风速增大,振动幅值增大.开口节段模型风雨联合作用下的位移幅值大于单一风作用下的位移幅值,最大增量可达1/4.得出结论:降雨增大了桥梁主梁涡激振动幅值;闭口节段模型相对开口节段模型在抵抗涡激振动方面性能更优良.

参考文献/References:

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备注/Memo

备注/Memo:
国家自然科学基金重大研究计划重点资助项目(90815022,90815030);国家自然科学基金资助项目(50908069)
更新日期/Last Update: 2011-10-08