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The AAPG/Datapages Combined Publications Database
Showing 473 Results. Searched 195,387 documents.
Abstract: Converted-wave Time Imaging Nuts and Bolts; #90187 (2014)
Shaowu Wang, Thomas Hollis, and Wayne Nowry
Search and Discovery.com
... and Exhibition, SEG, Extended Abstracts. Thomsen, L., 1999, Converted-wave reflection seismology over inhomogeneous, anisotropic media: Geophysics, 64...
2014
Core Data Integration/ Validation of Sonic Derived Anisotropic Mechanical Properties to Expedite Well Decisions in Unconventional Reservoirs
Edgar Velez, Kevin Fisher
Unconventional Resources Technology Conference (URTEC)
... describe the new algorithms used to estimate the elastic constants, Thomsen parameters, and anisotropic mechanical properties from the sonic data...
2023
Decoupled approximation of qP- and qSV-wave in attenuated TI media
Rong Huang, Zhiliang Wang, Guojie Song
International Meeting for Applied Geoscience and Energy (IMAGE)
... based on the Kelvin-Voigt model. Theory and method Decoupled approximation of qP- and qSV-waves phase velocity According to the Thomsen anisotropic...
2023
Polynomial Amplitude versus Azimuth Inversion in Horizontally Transverse Isotropic Media, as Tested on Fractured Coal Seams in the Surat Basin
Joseph Kremor, Randall Taylor, Khalid Amrouch
Australian Petroleum Production & Exploration Association (APPEA) Journal
... the assumption of weak anisotropy. A method of calculating Thomsen’s weak anisotropy parameters using these AVO gradient terms is then outlined. Compared...
2017
Abstracts: Workflows for Integrated Seismic Interpretation of Rock Properties and Geomechanical Data: Part 2 Application and Interpretation; #90173 (2015)
D. I. Close, M. Perez, B. Goodway, F. Caycedo, D. Monk
Search and Discovery.com
... (gas vs. water), normal and tangential compliances of the fractures and Thomsen‘s anisotropy parameters (Thomsen, 1986, 1988) which relate compressional...
2015
Imaging Solutions for Geophysical Challenges in South East Asia (Paper A13)
N. El Kady, Z. Mohd Dom, Y. Prasetyo, M. Bayly, G. Nyein, P. Vasilyev, N. Mat Don Ya
Geological Society of Malaysia (GSM)
... velocity (Vp) referenced in space and depth , also other subsurface properties such as Thomsen’s anisotropy parameters, dip magnitude and azimuth, faults...
2012
Geomechanical Evaluations of Deep Shale Gas Reservoir in Sichuan Basin, Western China
Xing Liang, Kaibin Qiu, Honglin Shu, Zhuo Zhang, Yufeng Luo, Yuanwei Pan, Qingfei Li, Kaigui Yin, Gaocheng Wang,Yan Gao
Unconventional Resources Technology Conference (URTEC)
... isotropic and vertically anisotropic (TIV), shales require 5 independent stiffness parameters to characterize their anisotropic mechanical properties...
2020
Seismic Imaging in Anisotropic Media. or... "A Better Way to Moveout and Migrate Long Offset Data"
Rolf Klotz, Martin Bayly, Sue Downie, Swee Leng
Indonesian Petroleum Association
...Seismic Imaging in Anisotropic Media. or... "A Better Way to Moveout and Migrate Long Offset Data" Rolf Klotz, Martin Bayly, Sue Downie, Swee Leng...
2000
Abstracts: Plane Wave Reflection and Transmission Coefficients for VTI Media; #90173 (2015)
Ritesh Kumar Sharma and Robert James Ferguson
Search and Discovery.com
... of the elastic coefficients and the horizontal and the vertical components of the slowness vector. Since Thomson's parameters for an anisotropic medium...
2015
Application of Advanced Depth Imaging Technology in Shallow Water Offshore Indonesia
Michael Gidding, Suyang Chen, Steven Wiseman, Moch Asrori, Richard Bolton
Indonesian Petroleum Association
... and the lack of other anisotropy information directly available, anisotropic parameters for thesemodels were derived by use of some basic assumptions...
2012
TTI Wave Equation Migration by Phase-Shift Plus Interpolation
Richard A. Bale
Search and Discovery.com
... (1) where VP0 is the velocity parallel to the symmetry axis (vertical for VTI), K Thomsen (1986) parameters H and G, and Vnmo V P 0 1 2G...
Unknown
TTI Wave Equation Migration by Phase-Shift Plus Interpolation
Richard A. Bale
Search and Discovery.com
... (1) where VP0 is the velocity parallel to the symmetry axis (vertical for VTI), K Thomsen (1986) parameters H and G, and Vnmo V P 0 1 2G...
Unknown
EXTENDED ABSTRACT: From Isotropic to Tilted Transverse Isotropic Pre-Stack Depth Migration
Nicolas Chazalnoel
GCAGS Transactions
... to minimize exploration risk. Method Thanks to the advance of wide azimuth acquisition (WAZ), we now are able to derive anisotropic parameters from...
2011
Abstract: Azimuthal Fourier Coefficient Elastic Inversion; #90174 (2014)
Benjamin Roure and Jon Downton
Search and Discovery.com
... attributes such as the anisotropic gradient and the fracture parameters of the azimuthal elastic inversion. First the azimuthal elastic inversion...
2014
Prestack Seismic Data Inversion for Shale Gas Reservoir Characterization in China
Gang Yu, Yusheng Zhang, Ximing Wang, Xing Liang, Uwe Strecker, Maggie Smith
Unconventional Resources Technology Conference (URTEC)
... for Thomsen parameters and elastic moduli (Thomsen, 1986). Instead an isotropic inversion of full azimuth angle stacks was performed, the higher fold...
2016
Prestack Seismic Data Inversion for Shale Gas Reservoir Characterization in China; #41829 (2016)
Gang Yu, Yusheng Zhang, Uwe Strecker, Maggie Smith
Search and Discovery.com
... judged insufficiently stable to proceed to inversion for Thomsen parameters and elastic moduli (Thomsen, 1986). Instead an isotropic inversion of full...
2016
Abstract: SS-wave Reflections from P-wave Sources in Azimuthally Anisotropic Media; #90187 (2014)
James Gaiser and Richard Verm
Search and Discovery.com
... verse components and ly, and density is gr/cm . The , and are Thomsen (1986) parameters. analyze azimuth stacks to Layer Depth VP0 VS0 find...
2014
Orthorhombic Imaging for Orthogonal Wide Azimuth Surveys in Mississippi Canyon, Gulf of Mexico; #30391 (2014)
Yang He, Adam Gersztenkorn, Sherry Yang, Bin Wang
Search and Discovery.com
... for azimuth-dependent anisotropic parameters. By resolving the inconsistencies in residual moveout for different azimuths, it is demonstrated that ORT...
2014
Poroviscoelasticity of The Eagleford Shale Depending on the Drilling Mud and Fracturing Fluid Chemistry
Search and Discovery.com
N/A
Estimating Seismic Anisotropy Parameters from Rock Properties in Wolfcamp Shales, Midland Basin
Jaewook Lee, David Lumley
Unconventional Resources Technology Conference (URTEC)
... stiffness coefficient values (Figure 8). As a result, we can successfully estimate the anisotropic parameters (elastic stiffness coefficients and Thomsen...
2022
Uncertainty quantification of anisotropic elastic constants and mud speed using borehole sonic data
Ting Lei, Kristoffer Walker, Adam Donald, Alexei Bolshakov, Lin Liang, Romain Prioul, Edgar Ignacio Velez Arteaga
International Meeting for Applied Geoscience and Energy (IMAGE)
...) parameters. However, the inversion process is ill-conditioned, leading to trade-off between Thomsen parameters (𝛾, 𝜀, 𝛿) and input uncertainties...
2023
Abstract: Interpretation of Natural Fractures from the Traveltime Variation with Source-receiver Azimuth in the Alberta Foothills; #90172 (2014)
Draga A. Talinga, Don C. Lawton
Search and Discovery.com
... can be realized when some of the most critical parameters (matrix velocity and symmetry axis direction) are unknown. The orientations predicted...
2014
PSDM for Unconventional Reservoirs? A Niobrara Shale Case Study; #80392 (2014)
Morgan P. Brown
Search and Discovery.com
... From AVAZ Slope ~5% N FMI E ~50% What causes AVAZ? • Change in azimuthal anisotropy (Thomsen) parameters across an interface • P-waves: d, e...
2014
Prestack Depth Migration for "Easy" Unconventional Plays?, #41056 (2012)
Morgan Brown
Search and Discovery.com
... significant misties Shale Layer • Measure misties at well tops • Build Thomsen d for anisotropic PSDM... • …or warp image to fit tops • Note: Dip...
2012
Prospect De-Risking Through a Fully Integrated Approach from Seismic Processing to Geology Interpretation
Francois Baillard, Rajat Rathore, Zhengmin Zhang, David Gold, Safrin Arbi, Mat Hardenberg
Indonesian Petroleum Association
... is a succession of tilted reflection planes defined by four parameters (V0, θ, δ, ε), V0 for the vertical velocity, δ and ε for the Thomsen’s anisotropic...
2017