Seismic anisotropy in exploration and reservoir characterization: An overview

I Tsvankin, J Gaiser, V Grechka, M Van Der Baan… - Geophysics, 2010 - library.seg.org
Recent advances in parameter estimation and seismic processing have allowed
incorporation of anisotropic models into a wide range of seismic methods. In particular …

Effective elastic properties of cracked rocks—An overview

Y Guéguen, M Kachanov - Mechanics of crustal rocks, 2011 - Springer
Upper crustal rocks contain cracks of diverse sizes, shapes and orientations. Predicting their
influence on the effective elastic properties of a rock poses a challenging problem of …

[图书][B] Seismology of azimuthally anisotropic media and seismic fracture characterization

I Tsvankin, V Grechka - 2011 - library.seg.org
As has been known for some time, velocities of elastic waves propagating in most
subsurface formations exhibit directional dependence, or seismic anisotropy. On their way to …

Effective elasticity of fractured rocks: A snapshot of the work in progress

V Grechka, M Kachanov - Geophysics, 2006 - library.seg.org
Exploration and development of naturally fractured reservoirs rely on understanding and
interpretation of certain signatures associated with seismic waves propagating through …

Connections between elastic and conductive properties of heterogeneous materials

I Sevostianov, M Kachanov - Advances in applied mechanics, 2009 - Elsevier
We discuss cross-property connections that interrelate effective linear elastic and conductive
properties of heterogeneous materials. More precisely, they relate changes in the properties …

Evaluation of the effective elastic and conductive properties of a material containing concave pores

F Chen, I Sevostianov, A Giraud, D Grgic - International Journal of …, 2015 - Elsevier
We calculate effective properties of a porous material with non-ellipsoidal concave pores.
The pore shape is described by equation of a supersphere x 2 p+ y 2 p+ z 2 p= 1 that is …

[PDF][PDF] 数字岩心等效弹性参数模拟研究进展

朱伟, 单蕊, 聂昕, 陈伟, 郝龙 - 地球物理学进展, 2022 - dsjyj.com.cn
摘要弹性波在含流体岩石中的传播速度和衰减是油气勘探领域的重要研究内容之一.
物理实验与经验关系, 理论模型, 数值模拟是研究速度和衰减的三种重要方法. 从20 世纪90 …

Stress-dependent elasticity and wave propagation—New insights and connections

Y Sripanich, I Vasconcelos, J Tromp, J Trampert - Geophysics, 2021 - library.seg.org
To establish a consistent framework for seismic wave propagation that accommodates the
effects of stress changes, it is critical to take into account the different definitions of stress …

A unified methodology for calculation of compliance and stiffness contribution tensors of inhomogeneities of arbitrary 2D and 3D shapes embedded in isotropic matrix …

A Markov, A Trofimov, I Sevostianov - International Journal of Engineering …, 2020 - Elsevier
Property contribution tensors constitute basic building blocks for evaluation of effective
properties of heterogeneous materials. Most of the existing results, however, are obtained …

[HTML][HTML] Fracture characterisation using 3-D seismic reflection data for advanced deep geothermal exploration in the NE German Basin

A Asrillah, A Abdullah, K Bauer, B Norden… - Geothermics, 2024 - Elsevier
At the geothermal research platform Gross Schönebeck (NE German Basin), we analysed 3-
D seismic reflection data to determine the degree and direction of azimuthal velocity …