[1]徐 平,刘向明,张文跃,等.减振垫浮置板道床减振性能及参数优化[J].郑州大学学报(工学版),2026,47(5):111-118.[doi:10.13705/j.issn.1671-6833.2025.05.025]
 XU Ping,LIU Xiangming,ZHANG Wenyue,et al.Vibration Reduction Performance and Parameter Optimization of Damping Pad Floating Slab Track Bed[J].Journal of Zhengzhou University (Engineering Science),2026,47(5):111-118.[doi:10.13705/j.issn.1671-6833.2025.05.025]
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减振垫浮置板道床减振性能及参数优化()
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《郑州大学学报(工学版)》[ISSN:1671-6833/CN:41-1339/T]

卷:
47
期数:
2026年5期
页码:
111-118
栏目:
出版日期:
2026-09-09

文章信息/Info

Title:
Vibration Reduction Performance and Parameter Optimization of Damping Pad Floating Slab Track Bed
文章编号:
1671-6833(2025)05-0111-08
作者:
徐 平1, 刘向明2, 张文跃1, 杨延峰3, 韩月旺4
1. 郑州大学 水利与交通学院,河南 郑州 450001;2. 铁科院(深圳) 研究设计院有限公司,广东 深圳 518050;3. 中国铁道科学研究院集团有限公司,北京 100081;4. 郑州地铁集团有限公司,河南 郑州 450054
Author(s):
XU Ping1, LIU Xiangming2, ZHANG Wenyue1, YANG Yanfeng3, HAN Yuewang4
1. School of Water and Transportation, Zhengzhou University, Zhengzhou 450001, China; 2. China Academy of Railway Sciences( Shenzhen) Research and Design Institute Co. , Ltd. Shenzhen 518050, China; 3. China Academy of Railway Sciences Co. , Ltd. ,Beijing 100081, China; 4. Zhengzhou Metro Co. , Ltd. , Zhengzhou 450054, China
关键词:
减振垫 浮置板 减振性能 参数优化 有限元模拟 动力响应
Keywords:
damping pad floating slab vibration reduction performance parameter optimization FEM simulation dynamic response
分类号:
U455. 49
DOI:
10.13705/j.issn.1671-6833.2025.05.025
文献标志码:
A
摘要:
地铁列车运行引起沿线环境振动及建筑物二次结构噪声问题越发突出,有必要开展减振垫浮置板道床减振性能及参数优化研究。首先,以郑州某地铁运营线路为工程实例,现场实测了普通整体道床和减振垫浮置板道床的振动信号,通过1/3倍频谱分析,得到了Z计权振动加速度级,相较于普通整体道床,减振垫浮置板道床具有优良的减振效果,可达12.80 dB;其次,运用ABAQUS软件,建立了减振垫浮置板道床‑隧道‑土体有限元模型,基于实测数据验证了模型的准确性和采取假定的合理性,采用单因素分析法研究结果表明:适当降低扣件刚度、增加浮置板密度和降低减振垫静态模量,能够提高减振垫浮置板道床的减振效果。最后,提出了一种减振垫浮置板轨道的扣件刚度、减振垫静态模量和浮置板密度等优化参数配置方案,经有限元模拟对比分析,优化后的减振垫浮置板道床能够实现更加理想的减振效果。
Abstract:
The problem of environmental vibration and secondary structural noise caused by subway train operation along the line is becoming increasingly prominent, and so it is necessary to carry out the optimization research on vibration reduction performance of damping pad floating slab track bed. Firstly, One operating metro line of Zheng‑zhou was selected as an engineering example, and the vibration signals of ordinary track bed and damping pad floating slab track bed were in‑situ tested, the Z‑weighted vibration acceleration levels were obtained with 1/3 octave spectrum analysis, and the damping pad floating slab had better vibration reduction performance compared to ordinary integral track bed, which could reach 12.80 dB. Secondly, The simulation model of damping pad floating slab track bed‑tunnel‑soil was established with ABAQUS software. The accuracy of the model and rationality of assumption were verified compared with measured data, the single factor analysis method was adopted. The results showed that: by appropriately reducing the vertical stiffness of the fasteners, increasing the density of the floating slab and reducing the static modulus of the damping pad vibration reduction performance of the damping pad floating slab track bed can be improved. Finally, an optimized combination scheme for damping pad floating slab track bed was proposed for parameters such as fastener stiffness, static modulus of vibration damping pad and floating slab density. The optimized damping pad floating slab track bed could achieve better vibration reduction performance with comparative analysis through finite element simulation.

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更新日期/Last Update: 2026-09-07