OALib Journal期刊
新西海桥的振动特性及舒适性评价研究
, PP. 61-67
Keywords: 桥梁工程 ,钢管混凝土拱桥 ,时域分析 ,冲击系数 ,舒适度
Abstract:
以日本首座公路钢管混凝土拱桥——新西海桥为对象,进行该桥的自由振动特性分析,采用考虑路面不平整的桥梁与车辆相互作用力学模型,分析了在移动车辆作用下该桥的动力特性,包括冲击系数和舒适度评价.研究结果表明,在移动车辆作用下钢管混凝土拱桥主跨的拱肋和桥面冲击系数都较小,钢管混凝土拱肋的振动小于主桥桥面的振动.从振动舒适性的观点看,采用纵横梁格构桥道体系的新西海桥在车辆荷载作用下拱肋、桥面和人行桥均满足舒适性要求,具有较好的行车性能.
References
[1] [C].十五届全国桥梁学术会议论文集.上海:同济大学出版社,2002:469-475.HUANG Dong-zhou.Vehicles Vibration on Concrete Filled Steel Tubular Arch Bridge [2] [C]]//The 15th Proceedings of the National Conference on Bridge Engineering.Shanghai:Tongji University Press,2002:469-475. [3] 严志刚,盛洪飞,陈彦江.桥面平整度对大跨度钢管混凝土拱桥车辆振动的影响 [4] [J].中国公路学报,2004,17(4):41-44.YAN Zhi-gang,SHENG Hong-fei,CHEN Yan-jiang.Effects of Bridge Deck Roughness on Vibration of Long-span Concrete Filled Steel Tube Arch Bridges Due to Vehicles [5] [J].China Journal of Highway and Transport,2004,17(4):41-44. [6] 王宗林,王潮海.大跨径钢管混凝土拱桥的动力性能改造 [7] [J].公路交通科技,2006,23(11):73-77.WANG Zong-lin,WANG Chao-hai.Dynamic Performance Improvement for Steel-tube Confined Concrete Arch Bridge [8] [J].Journal of Highway and Transportation Research and Development,2006,23(11):73-77. [9] 王潮海,王宗林.车.桥耦合振动分析的模态综合方法 [10] (株)ァ一ク情报ツステムTDAP.机能说明书 [11] [M].日本:2003.ARK Information Systems.TDAPIII Manual [12] [M].Japan:2003. [13] OKABAYASHI T.Mean Square Response Analysis of Highway Bridges under a Single Moving Vehicle [14] [J].Journal of Structural Mechanics and Earthquake Engineering,JSCE,1997,286:15-27. [15] XU J,OKABAYASHI T.Optimal DEsign of a Dynamic Damper for Highway Bridge Vibration under a Moving Vehicle [16] [C]//Proceedings of the Fifth Pacific Steel Conference.Korea,Seoul:1998:367-372. [17] CLOUGH R W,PENZIEN J.Dynamics of Structure [18] [M].Tokyo:McGraw.Hill Kogakusha,Ltd.,1975. [19] [S]. [20] 曾庆元,郭向荣.列车桥梁时变系统的振动分析理论与应用 [21] [M].北京:中国铁道出版社,1999.ZENG Qing-yuan,GUO Xiang-rong.Vibration Analysis Theory and Application of Train-bridges Time-varying System [22] [M].Beijing:China Railway Publishing House,1999. [23] [M].第2 版.北京:科学出版社,2005.XIA He,ZHANG Nan.Dynamic Interaction of Vehicle and Structures [24] [M].2nd Edition.Beijing:Science Press,2005. [25] KOBORI T,KAJIKAWA Y.Ergonomic Evaluation Methods for Bridge Vibrations [26] [J].Journal of Structural Mechanics and Earthquake Engineering,JSCE,1974,230:23-31. [27] 陈宝春.钢管混凝土拱桥 [28] [M].第2版.北京:人民交通出版社,2007.CHEN Bao-chun.Concrete Filled Steel Tubular Arch Bridges [29] [M].2nd Edition.Beijing:China Communications Press,2007. [30] 许士杰.钢管混凝土肋拱桥自振特性及汽车荷载作用下动力响应的研究 [31] [D].北京:北方交通大学,1999.XU Shi-jie.Study on the Free Vibration and Bridge-vehicle Dynamic Interaction of Concrete Filled Steel Tubular Arch Bridges [32] [D].Beijing:Northern Jiaotong University,1999. [33] 黄东洲.钢管混凝土拱桥的车辆振动 [34] [J].公路交通科技,2006,23(12):76-80.WANG Chao-hai,WANG Zong-lin.Dynamic Analysis on Coupled Vehicle-bridge System by Modal Synthesis Method [35] [J].Journal of Highway and Transportation Research and Development,2006,23(12):76-80. [36] IWATANI Y.Simulation of Multidimensional Wind Fluctuations Having any Arbitrary Power Spectra and Cross Spectra [37] [J].Journal of Wind Engineering,1982,11:5-18. [38] ISO/TC 108//WG9,Proposals for generalized road inputs to vehicles [39] 夏禾,张楠.车辆与结构动力相互作用
Full-Text
Contact Us
service@oalib.com
QQ:3279437679
WhatsApp +8615387084133
