高速列车复合地板振动特性研究
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摘要
针对高速列车不同复合夹芯板地板结构,对样件进行力学性能试验,等效材料特性参数,建立多层叠混合有限元模型并验证,以列车实车测试信号为输入,对复合地板振动响应进行对比。结果表明:基于多层结构混合模型地板振动计算是评价复合地板结构振动特性的有效方法。不锈钢面板地板隔振性能优于铝合金面板,但不利于车体轻量化设计;相同尺寸下桦木芯材的地板振动显著小于桤木;随着外层面板厚度增加地板隔振性能增强,但大于0.8mm后影响较小。
引文
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[4]周劲松.铁道车辆振动与控制[M].中国铁道出版社,2012.
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[6]THOMPSON D.Railway noise and vibration:mechanisms,modelling and means of control[M].Elsevier,2008.
[7]Shin K,HAHN S.Evaluation of the structural integrity of hybrid railway carriage structures including the ageing effects of composite materials[J].Composite structures,2005,68(2):129-137.
[8]ZINNO A,FUSCO E,PROTA A,et al.Multiscale approach for the design of composite sandwich structures for train application[J].Composite Structures,2010,92(9):2208-2219.
[9]邬志华,曾竟成,刘钧.高速列车及其用复合材料的发展[J].材料导报,2011(21):108-114
[10]VIGRAN T.Sound transmission in multilayered structures-Introducing finite structural connections in the transfer matrix method[J].Applied Acoustics,2010,71(1):39-44.
[11]VILLOT M,GUIGOU C,GAGLLARDINI L.Predicting the acoustical radiation of finite size multi-layered structures by applying spatial windowing on infinite structures[J].Journal of sound and vibration,2001,245(3):433-455.
[12]GB/T1456-2005.夹层结构弯曲性能试验方法[S].2005.
[13]GB/T1453-2005.夹层结构或芯子平压性能试验方法[S].2005.
[14]GB1452-2005.夹层结构平拉强度试验方法[S].2005.
[15]RIVLLN R,SAWYERS K.The Strain-Energy Function for Elastomers[M].Springer New York,1997:405-417.
[2]YAMAGUCHI T,KUROSAWA Y,MATSUMURA S,et al.Finite element analysis for vibration properties of panels in car bodies having viscoelastic damping layer[J].Transactions of Japan Society of Mechanical Engineers,2003,69:297-303.
[3]XIE G The vibro-acoustic behavior of aluminum extrusions used in railway vehicles[D].University of Southampton,2004.
[4]周劲松.铁道车辆振动与控制[M].中国铁道出版社,2012.
[5]杨弘.高速列车减振降噪技术研究[J].铁道车辆,2006,44(2):9-15
[6]THOMPSON D.Railway noise and vibration:mechanisms,modelling and means of control[M].Elsevier,2008.
[7]Shin K,HAHN S.Evaluation of the structural integrity of hybrid railway carriage structures including the ageing effects of composite materials[J].Composite structures,2005,68(2):129-137.
[8]ZINNO A,FUSCO E,PROTA A,et al.Multiscale approach for the design of composite sandwich structures for train application[J].Composite Structures,2010,92(9):2208-2219.
[9]邬志华,曾竟成,刘钧.高速列车及其用复合材料的发展[J].材料导报,2011(21):108-114
[10]VIGRAN T.Sound transmission in multilayered structures-Introducing finite structural connections in the transfer matrix method[J].Applied Acoustics,2010,71(1):39-44.
[11]VILLOT M,GUIGOU C,GAGLLARDINI L.Predicting the acoustical radiation of finite size multi-layered structures by applying spatial windowing on infinite structures[J].Journal of sound and vibration,2001,245(3):433-455.
[12]GB/T1456-2005.夹层结构弯曲性能试验方法[S].2005.
[13]GB/T1453-2005.夹层结构或芯子平压性能试验方法[S].2005.
[14]GB1452-2005.夹层结构平拉强度试验方法[S].2005.
[15]RIVLLN R,SAWYERS K.The Strain-Energy Function for Elastomers[M].Springer New York,1997:405-417.