[1]郑文智,王浩,张玉平,等.大跨度三塔悬索桥地震位移控制效果对比[J].哈尔滨工程大学学报,2019,40(02):279-284.[doi:10.11990/jheu.201709018]
 ZHENG Wenzhi,WANG Hao,ZHANG Yuping,et al.Comparative study on the effectivness of seismic displacement control of long-span triple-tower suspension bridge[J].hebgcdxxb,2019,40(02):279-284.[doi:10.11990/jheu.201709018]
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大跨度三塔悬索桥地震位移控制效果对比(/HTML)
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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02期
页码:
279-284
栏目:
出版日期:
2019-02-05

文章信息/Info

Title:
Comparative study on the effectivness of seismic displacement control of long-span triple-tower suspension bridge
作者:
郑文智 王浩 张玉平 邹仲钦 王春峰
东南大学 混凝土及预应力混凝土结构教育部重点实验室, 江苏 南京 210096
Author(s):
ZHENG Wenzhi WANG Hao ZHANG Yuping ZOU Zhongqin WANG Chunfeng
Key Laboratory of Concrete and Prestressed Concrete Structures of the Ministry of Education, Southeast University, Nanjing 210096, China
关键词:
大跨度三塔悬索桥行波效应弹性拉索黏滞阻尼器软钢阻尼器位移控制
分类号:
TU448.25
DOI:
10.11990/jheu.201709018
文献标志码:
A
摘要:
针对地震作用下超大跨度悬索桥梁端位移过大的问题,通过附加减震阻尼器保证桥梁结构的安全至关重要。考虑行波效应对大跨度悬索桥地震响应的影响,以主跨2×1 080 m的大跨度三塔悬索桥泰州大桥为研究对象,研究了弹性拉索、黏滞阻尼器、软钢阻尼器控制超大跨度悬索桥地震响应的最优参数取值,并对比了其地震响应控制效果。结果表明:弹性拉索和软钢阻尼器可较好的控制塔梁相对位移;黏滞阻尼器对塔梁相对位移的控制效果次于弹性拉索和软钢阻尼器,但黏滞阻尼器在控制塔梁相对位移的同时未显著增加塔底内力。

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相似文献/References:

[1]闫聚考,李建中,彭天波,等.不同纵向约束体系多塔悬索桥行波效应研究[J].哈尔滨工程大学学报,2017,38(06):874.[doi:10.11990/jheu.201607051]
 YAN Jukao,LI Jianzhong,PENG Tianbo,et al.Effect of wave passage on seismic response of multi-tower suspension bridge under different longitudinal constraint systems[J].hebgcdxxb,2017,38(02):874.[doi:10.11990/jheu.201607051]

备注/Memo

备注/Memo:
收稿日期:2017-09-05。
基金项目:国家自然科学基金项目(51578151,51438002);国家重点基础研究发展计划青年科学家专题(2015CB060000);江苏省研究生科研与实践创新计划项目(KYCX18_0117).
作者简介:郑文智,男,博士研究生;王浩,男,教授,博士生导师.
通讯作者:王浩,E-mail:wanghao1980@seu.edu.cn
更新日期/Last Update: 2019-01-30