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Seismic wave propagation in Kelvin visco-elastic VTI media TEXT SIZE: A A A

In this article, under the assumption of weak anisotropy and weak attenuation, we present approximate solutions of anisotropic complex velocities and quality-factors for Kelvin visco-elastic transverse isotropy (KEL-VTI) media, based on the complex physical parameter matrix.  Also, combined with the KEL-VTI media model, the propagation characteristics of the qP-, qSV-, and qSH-wave phases and energies are discussed. Further, we build a typical KEL-VTI media model of the Huainan coal mine to model the wave propagation.  The numerical simulation results show that the PP- and PSV-wave theoretical wave-fields are close to the wave-fields of three-component P- and converted-waves acquired in the work area.  This result proves that the KEL-VTI media model gives a good approximation to this typical coalfield seismic-geologic conditions and is helpful to the study of attenuation compensation of multi-component seismic data.

 Publication name

APPLIED GEOPHYSICS  Volume: 7  Issue: 4  Pages: 357-364  Published: DEC 2010 

 Author(s)

Lu Jun;  Wang Yun

 Corresponding author  

Wang Yun
Wangyun@mails.gyig.ac.cn Chinese Acad Sci, Inst Geochem, Guiyang 550002, Peoples R China

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