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The AAPG/Datapages Combined Publications Database
Showing 527 Results. Searched 200,691 documents.
Permeability, Porosity, and Shear-wave Anisotropy From Scaling of Open Fracture Populations
Randall Marrett
Rocky Mountain Association of Geologists
.... (Thomsen, 1995). © 2009 Rocky Mountain Association of Geologists 218 Ratidall Marrett A basic problem for theories of fluid flow and seismic...
1997
Rock Physics Model of the Eagle Ford Shale
Colin M. Sayers, John J. Walsh, Kevin Fisher, Sagnik Dasgupta
Unconventional Resources Technology Conference (URTEC)
... medium can be described by the three anisotropy parameters ε , γ , and d of Thomsen (1986). These are defined by the following equations: ε = C11...
2015
Migración Sísmica Anisótropa 3D en Tiempo y en Profundidad antes de Apilamiento por el Método de Kirchhoff en el Campo Soto Mapiri, Este de Venezuela. [PAPER IN SPANISH] 3D Anisotropic Seismic Migration Time and in Depth before Stacking by the Kirchhoff
A. A. Ortega, D. Sekulic, J. Crowther, C. Gordillo, Y. Lopez, M. Gomez
Asociación Colombiana de Geólogos y Geofisicos del Petróleo (ACGGP)
... técnicas de análisis de enfocamiento y tomografía 3D. Los parámetros de Thomsen, los cuales describen la anisotropía del medio, la cual es inducida...
2006
Assessing mineral composition and permeability of a shale seal
Roman Beloborodov, Marina Pervukhina, Maxim Lebedev, Juerg Hauser
Petroleum Exploration Society of Australia (PESA)
...le-dependent P-wave reflectivity, 𝜃 is the angle of incidence, 𝜀 and 𝛿 are the Thomsen’s anisotropy parameters (Thomsen, 1986). To obtain absolu...
2019
Velocity Model Building Using Tilted Orthorhombic Depth Imaging for Full Azimuth Seismic Data
Yunfeng (Fred) Li, Qiaofeng Wu, Chuen-Song Chen
GCAGS Journal
... conflicting residual moveouts among CIGs of different azimuths from TTI imaging. A more general anisotropic model, tilted orthorhombic (TOR), is needed to cope...
2013
SV/SH or S1/S2 separation for 3D6C data with direct S-wave vibrator exciting once
Yuan Yuan Yue, Zhiwen Deng, Wenbo Zhang, Hequn Li, Jianlei Zhang, Lina Huo
International Meeting for Applied Geoscience and Energy (IMAGE)
... is azimuthally anisotropic and often abstracted as HTI, TTI, ORT or more complex model (Tsvankin, 2012). Crampin (1981) reviewed the wave motion...
2023
Abstract: 3D Sequence Stratigraphic Framework and Structural Styles of Offshore Togo, Africa, by Jason M Francis, M. R. Bayer, Max D Gray, René O Thomsen, and Tom Ziegler; #90914(2000)
Search and Discovery.com
2000
Abstract: Seismic Interpretation and 3D Modeling, Offshore Togo, Africa, by Max D. Gray, Jason M. Francis, Rene O. Thomsen, and Tom Ziegler; #90914(2000)
Search and Discovery.com
2000
2000
Fast Shear Azimuths in the Marcellus Shale from VSP and Crossed Dipole Sonic Data; #42161 (2017)
Steve Horne, David Rampton, John Crowe
Search and Discovery.com
... that the fractures are smaller than the seismic wavelength the host rock will be anisotropic, that is, its elastic response will be directionally...
2017
Q-LSRTM using viscoacoustic VTI wave equation based on the nearly constant Q model
Zhang Shan-Shan, Gu Bing-Luo, Li Zhen-Chun
International Meeting for Applied Geoscience and Energy (IMAGE)
... are the Thomsen (1986) anisotropy parameters, k and n = = ( nx ,nz ) denotes the phase direction unit |k | vector. ( ) Combining the pure qP-wave...
2022
Application of Full Waveform Inversion to Resolve an Eroded Shallow Carbonate Platform, North Madura, East Java, Indonesia
David Cavalin, Nurrul Ismail, Tom Paten, Kola Agbebi, Dave Lim
Indonesian Petroleum Association
... the anisotropic models delta and epsilon unchanged (Thomsen, 1986; Alkhalifah and Tsvankin, 1995). Starting from a maximum of 5 Hz in the initial passes...
2019
Delivering a Step-Change in Imaging from Indonesias First Ocean Bottom Node 3D Seismic Survey at Tangguh
Christopher Birt, Hery Prastowo, Danang Priyambodo, Simon Wolfarth, Johnathan Stone
Indonesian Petroleum Association
..., Anisotropic Media: Geophysics, Vol. 64, No. 3; P. 678–690. Thomsen, L., Barkved, O., Haggard, B., Kommedal, J., And Rosland, B., 1997, Converted Wave...
2019
Abstract: Characterizing Dipping Fractures from P-wave Amplitude Versus Azimuth Studies; #90187 (2014)
Jon Downton and Hampson Russell
Search and Discovery.com
... parameters turn out to be better resolved as they have smaller uncertainty. For asymmetric fractures the anisotropic gradient is Bani g V N...
Unknown
Depth Imaging Seeing the Invisible
Vetle Vinje
GEO ExPro Magazine
... expected in each layer in the model. Anisotropic depth models described by five parameters are now the state of the art and are often termed Tilted...
2010
ABSTRACT: Future of Microseismic Analysis: Integration of Monitoring and Reservoir Simulation; #90122 (2011)
Leo Eisner, Vladimir Grechka, and Sherilyn Williams-Stroud
Search and Discovery.com
... of the event location, the origin time, and four parameters (the vertical compressional and shear velocities and Thomsen coefficients δ and ε) of each...
2011
Abstract: Physical Modeling for Azimuthal AVO Over a Simulated Fractured Medium; #90174 (2014)
Faranak Mahmoudian, Gary F. Margrave, and Joe Wong
Search and Discovery.com
... for estimation of the Thomsen anisotropy parameters; the AVAZ inversion is presented elsewhere. Here we describe the acquisition of the P-wave physical...
2014
Systematic Geomechanical Applications for Unconventional Reservoir Development, #80423 (2014).
Queena Chou, Chris Walsh, Geoff McBryan, Mehdi Noroozi, Pete R. Singbeil
Search and Discovery.com
...’s Aniso. Young’s Thomsen Parameters Stiffness Coefficients % Anisotropy Cross-Dipole Sonic Iso. Brittleness Flag Iso. Brittleness Iso. Poisson’s Iso...
2014
P-Wave Azimuthal Anisotropy and Its Application in Sandstone-Conglomeratic in Yani Oil Field
Zha Chaoyang, Shen Shuirong, Hairunnisa, Xia Tianfang
Indonesian Petroleum Association
... inhomogeneous and anisotropic. Several rounds of G&G study have been conducted and seismic measurements (amplitude, frequency, inversion, etc.) were...
2008
True Amplitude Preserved Multi-Azimuth Pre-Stack Depth Migration for Structural and Reservoir Characterization (Sisi-Nubi Field, Indonesia)
M. Baturin, F. Bertini, J. Bonnafé, A. Riou, S. Birdus, Y. Yin
Indonesian Petroleum Association
... iterations of isotropic modeling). It was used to estimate the Thomsen anisotropic parameter Epsilon volume. ‐ Depth misties between seismic based velocity...
2011
Chapter 12: Microseismic Monitoring in Early Haynesville Development
Peter M. Duncan, William B. Barker, Leo Eisner, Peter G. Smith, Kevin Smith, Sherilyn Williams-Stroud
AAPG Special Volumes
... the Thomsen parameters were estimated to be a delta of approximately 0.05 and an epsilon in the range 0.15 to 0.2. These values are consistent with those...
2013
Abstract: Geologic Estimates of Undiscovered Oil and Gas Resources in the United States, by Betty M. Miller, Harry L. Thomsen; #90976 (1976).
Search and Discovery.com
1976
La Sísmica Multicomponente en Cuencas Subandinas: Hechos y Posibilidades [PAPER IN SPANISH] The Seismic Multicomponent in Sub-Andean Basins: Facts and Possibilities
Saúl Guevara, William Agudelo, Gabriel Alvarez
Asociación Colombiana de Geólogos y Geofisicos del Petróleo (ACGGP)
... hidrocarburos. La sísmica multicomponente o 3C es un avance tecnológico que además detecta ondas S y otras características vectoriales del campo de onda...
2009
Well Log Data Conditioning Using a Rock Physics Modeling Approach: Examples From the Banyu Urip Field, Cepu KKS, East Java Basin
Shiyu Xu, Soman Chacko
Indonesian Petroleum Association
... to predict the Thomsen anisotropy parameters using a standard suite of well logs (Xu et al. 2005). The application of our method to data from many West...
2008