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地下圆形衬砌洞室对SH波的动应力集中(Ⅰ):3-D级数解

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Keywords: 衬砌洞室,SH波,动应力集中,级数解

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Abstract:

利用波函数展开法,研究了地下圆形衬砌洞室在入射平面SH波作用下的动应力集中问题,并给出了三维条件下的级数解。当入射波所在平面与洞室截面所在平面的夹角为零时,解答将退化为二维条件下的结果。三维级数解为进一步定量分析衬砌洞室对入射平面SH波的动应力集中提供了理论基础。

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