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- A model of two-layer anisotropy media is used to simulate the crust and the upper mantle respect-tively, and elastic wave fields are calculated in four coupling conditions between the two layers. 用几种不同情况下的两层各向异性模型,模拟了全波场,著重分析了不同深度观测点上的前切波分裂特徵。
- The Problem of Unilateral Interface in Transonic Elastic Wave Field 跨声速弹性波场中的单侧界面问题
- An accurate method for finite-element elastic wave field modeling 一种高精度有限元弹性波场正演方法
- Forward modeling and migration for the elastic wave field in anisotropic media 各向异性介质弹性波场正演及偏移
- Keywords fracture medium;elastic wave field;forward modeling;VSP data; 关键词裂隙介质;弹性波场;正演模拟;VSP记录;
- Multi-Grid Algorithm for Numerical Modeling of Elastic Wave Field Using Finite-Difference Method 弹性波场数值模拟的隐式差分多重网格算法
- ELASTIC WAVE FIELD SIMULATION WITH FINITE DIFFERENCE METHOD IN TWO-PHASE ANISOTROPIC MEDIUM 双相各向异性介质弹性波场有限差分正演模拟
- Keywords absorptive boundary condition;numerical modeling;elastic wave equation;grid;wave field; 吸收边界条件;数值模拟;弹性波方程;网格;波场;
- Seismic wave field and seismic exploration II. 地震波场与地震勘探2。
- In this way, corresponding to every single transversely isotropic elastic random medium model, we can calculate and gained 15 different wave field characteristic quantities. 这样,对应每一个横各向同性弹性随机介质模型,均可计算得到15个不同的波场特徵量。
- Keywords: concrete, crack, defect, elastic waves, imaging. 关键词:混凝土、裂缝、缺陷、弹性波、影像法。
- The relations among macroscopic variables of wind wave fields are intrinsic. 风浪场宏观特征量间存在固有关系。
- In this paper, using FEM method to numerical simulate the elastic wave equation. 本文采用有限元法进行弹性波方程数值模拟。
- In this study, we applied the reversibility of elastic wave to a discussion of the reverse time propagation of wave equation. 摘要本文应用波动方程式的可逆性讨论弹性波的逆时影像重建。
- The finite element method was used to calculate elastic wave propagation in the medium. 本文采用有限元素法计算弹性波在介质中的传播。
- Via the forward modeling in the 2-D transversely isotropic elastic random medium, we studied the change features of the wave field characteristic quantities as changing the medias autocorrelation length and anisotropic coefficient. 我们通过在二维横各向同性弹性随机介质中的正演模拟,研究当自相关长度以及介质的各向异性系数变化时,对应的上述波场特徵量的变化特点。
- The computerized tomography(CT) of elastic wave is a forward problem in the geophysical domain for more than ten years. 弹性波计算机层析成像(CT)技术是十多年来地球物理领域里的一个前沿热门课题。
- Hardin B O, Richare F E. Elastic wave velocities in granular soils[J]. Divi. Proc. of ASCE, 1963,89[SM1]:3-65. 李新.;用超声波法测定三轴仪内非饱和砂土试件动剪切模量初探[A]
- By using the propagating theory of elastic wave the attenuation mechanisms of the elastomer with cylindrical bores is analyzed. 摘要应用弹性波在带圆柱通道橡胶体内传播的理论,分析了穿孔橡胶体的吸声机理。
- The nested calculation of SWAN model and REF/DIF model are adopted to simulate the wave fields of Yangtze estuary. 摘要采用SWAN模型和REF/DIF模型进行嵌套计算的方法来获取长江口海域实际波浪场。