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地震工程与工程振动 2006

SH波入射时半圆形凸起与凹陷地形的地震动

, PP. 15-20

吕晓棠,刘殿魁

Keywords: SH波散射,半圆形凸起,半圆形凹陷,移动坐标

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Abstract:

研究了弹性半空间中半圆形凸起与凹陷相连地形对SH波的散射问题。将整个求解区域分割为2部分,在其中分别构造满足边界条件的位移解,通过移动坐标使之满足“公共边界”以及半圆形凹陷表面上的边界条件,从而建立起求解该问题的无穷代数方程组。最后,给出了地表位移幅值的数值结果以及凸起地形顶点和凹陷地形最低点处位移幅值的反应谱并进行了讨论。

References

[1]	Trifunac M D.Scattering of planesh-waves by asemi-cylindrical canyon[J].Earthquake Engineering and Structural Dynamics.1973,(1):267~281.
[2]	Liu Diankui,Han Feng.Scattering of planesh-waves by acylindrical canyon of arbitrary shape[J].Int.J.Soil.Dynamic and Earthquake Engineering,1991,10(5):249~255.
[3]	Yuan Xiaoming,Men Fulu.Scattering of plane SH-waves by asemi-cylindricalhi ll0[J].Earthq.Eng.and Struct.Dynamics,1992(21):1091~1098.
[4]	崔志刚,曹欣荣,刘殿魁.SH波对半圆形凸起地形的散射[J].地震工程与工程振动,1998,18(1):140~146.
[5]	刘殿魁,曹欣荣,崔志刚.多个半圆形凸起地形对平面SH波散射[J].固体力学学报,1998,特刊:178~185.
[6]	刘殿魁,许贻燕.各向异性介质中SH波与多个半圆形凹陷地形的相互作用[J].力学学报,1993,25(1):93~102.
[7]	Lee V W,Chen S,Hsu IR.Antiplane diffraction from canyon above subsurface[J].Unlined Tunner.A.S.C.E.Eng.Mech.Div,1999,125(2):668~674.
[8]	袁晓铭,廖振鹏.任意圆弧形凸起地形对平面 SH 波的散射[J].地震工程与工程振动,1996,16(2):1~3.
[9]	Wang G Q,Liu D K.Scattering of SH-wave by multiple circular cavities in half space[J].EEEV,2002,1(1):36~44.
[10]	梁建文,张郁山.圆弧形层状凹陷地形对平面SH波的散射[J].振动工程学报,2003,16(2):158~165
[11]	Qiu Faqiang,Liu Diankui.Antiplane response of isosceles triangular hill to incident SH waves[J].Earthquake Engineering and Engineering Vibration,2005,4(1):37~46.
[12]	刘殿魁,王国庆.浅埋圆形孔洞附近的半圆形凸起对SH波的散射[J].力学学报,2006,38(2):209~218.

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