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二维地基波阻板隔振分析

, PP. 130-135

Keywords: 粘弹性层状地基,波阻板,半解析边界元法,薄层法,土-结构动力相互作用

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Abstract:

本文采用了以薄层法层状半空间基本解答作为格林函数的边界元法,对均质弹性半空间和层状半空间中二维波阻板隔振设计进行了详细的参数分析。分析结果表明,均质弹性半空间和层状半空间内采用波阻板隔振均可取得较好的隔振效果;应保证波阻板具有合理的宽度和较小的埋深,才能得到理想的隔振效果;同时增加波阻板的厚度和模量是提高隔振效果的最有效的2种措施;此外,分层性对波阻板隔振效果也具有一定的影响。

References

[1]  Madshus C,Kaynia A M,Harvik L,et al.Anumerical ground model for railway-induced vibration[R].Skipp B.O.,Ground dynamics and man-made processes prediction,design and management.Thom as Telford,1998.45~55.
[2]  Schmid G,Chouw N,Le R.Shielding of structures from soil vibrations[A].Proceedings of So ilD yn.and Earth.Eng[C].V,Com putational Mechanics Publications,1992.651~662.
[3]  TakemiyaH,Jiang Jian qun,Waveimpeding effect by buried rigid block and response reduction of dynamically excited pilefoundation[J].Structural Eng./Earth.Eng.,1993,10(3):149~156.
[4]  Takemiya H,Fujwiara A.Wave propagation/mipediment in a stratum and wave impeding block(WIB)measured for SSI response reduction[J].Soil Dynamics and Earthquake Engineering,1994,13:49~61.
[5]  Peplow A T,Jones C J C,Petyt M,Surface vibration propagation over a layered elastic half-space with an inclusion[J].Applied Acoustics,1999,56:283~296.
[6]  Peplow A T,Jones C J C,Petyt M.Vibration transmission in a layered ground with a wave impedance block[R].Ground Dynamics and Man-Made Process:Prediction,design and management,Skipp,B.O.,Institution of Civil Engineers,Ground Engineering Board,(eds.)Thomas Tel ford,1998.57~67.
[7]  隔振设计规范(报批稿)[S].2003.
[8]  Leung K L,Beskos DE,Vardoulakis IG.Vibration isolation using open or filled trenches[J].Comput.Mech.,1990,(7):137~48.
[9]  Kausel K.The thin-Layer method in seismology and earthquake engineering[A].Wave Motion in Earthquake Engineering[M].WIT Press,2000.
[10]  稽醒,臧跃龙,程玉民.边界元法进展及通用程序[M].上海:同济大学出版社,1997.
[11]  Wood s R D,Barnet N E,Sangesser R H.A new tool for soil dynamics[J].Jornal of Geotechnical Engineering Division,ASCE,1974,100(11):

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