Inhomogeneous seismoelectric plane waves in saturated porous media

被引:0
|
作者
Cui Zhi-wen [1 ]
Gao Wen-yang [1 ]
Zhang Yan [1 ]
Wang Ke-xie [1 ]
机构
[1] Jilin Univ, Coll Phys, Changchun 130012, Jilin, Peoples R China
关键词
elastic waves; porous media; seismoelectric effect; inhomogeneous plane waves; energy flux;
D O I
暂无
中图分类号
P5 [地质学];
学科分类号
0709 ; 081803 ;
摘要
In fluid-saturated porous media elastic waves and electromagnetic fields are coupled due to relative flow between fluid and solid phases. Based on Pride equations, inhomogeneous seismoelectric plane waves are given; and the expressions of energy flux for those waves in fluid-saturated porous media are obtained with the Helmholtz's method; energy characteristics of inhomogeneous seismoelectric plane waves are discussed. It is shown that the mean energy flux propagates in the plane of the propagation vector and the attenuation vector, the accompanying electric field does not contribute to compressional waves' flux. When the electrokinetic's coupling coefficient is set to be zero, the formulations of the energy flux will be become that of energy flux for Biot elastic waves.
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页码:2810 / 2814
页数:5
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