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The AAPG/Datapages Combined Publications Database
Showing 5,946 Results. Searched 200,641 documents.
Anisotropy parameters for fractured shales
Leon Thomsen, Colin Sayers
International Meeting for Applied Geoscience and Energy (IMAGE)
... variant fractures (e.g. joints). The 5 parameters for plane waves traveling in the 2-3 plane are: Orthorhombic Media Orthorhombic media have elastic...
2022
Velocity model building and imaging driven by FWI with dual-azimuth data in a complex salt environment: Brazil case study
Xu Li, Christine Gans, Young Ho Cha, Diwi Snyder, Gopal Palacharla, Vijay Gottumukkula, Yaofeng He, Hongchuan Sun, Tetyana Vdovina, Xueyi Jia, Valeriy Brytik, Inmaculada Dura-Gomez
International Meeting for Applied Geoscience and Energy (IMAGE)
..., then 3.5Hz, and 5.5Hz, to minimize the cycle skipping effect. An elastic finite difference engine was used for FWI in this project, rather than...
2022
Reservoir Description using hybrid seismic inversion: A 3D case study from María Inés Oeste field, Argentina
M. Benabentos, S. Mallick, M. Sigismondi, J. Soldo
Asociación Colombiana de Geólogos y Geofisicos del Petróleo (ACGGP)
..., J. Soldo VIII Simposio Bolivariano - Exploracion Petrolera en las Cuencas Subandinas Reservoir Description using hybrid seismic inversion: A 3D...
2003
Sonic Logging to Detect Bypassed Hydrocarbons in the Wilmington Field, CA
Daniel Moos, F. Scott Walker, Donald D. Clarke
Pacific Section of AAPG
...., and Wang, Z., 1992, Seismic properties of pore fluids: Jeophysics, v. 57, p. 1396-1408. Biot, M.A., 1956, Theory of elastic waves in a fluid-saturated...
1996
Application of combined inversion of lithofacies and impedance based on rock physical constraints in sandstone characterization in Liaodong Bay of Lvda area
Xun Liu, Wei Gao, Huihuang Tan, Yu He
International Meeting for Applied Geoscience and Energy (IMAGE)
... the identified strata. The definition of lithofacies is based on the differentiation of elastic parameters. The purpose of inversion is to constrain...
2022
Integrated Thin Basal Sand Characterization in the Aryani Field, Asri Basin Southeast Sumatra, Using Geological Modelling Based on the Elastic Properties and the Rock Typing Method
Junrial Chaerul Huzaen, Wahyu Seno Aji, Heri Gunawan, Gustriyansyah Mishar, Julius Sunarta, Pranowo Nugroho
Indonesian Petroleum Association
...Integrated Thin Basal Sand Characterization in the Aryani Field, Asri Basin Southeast Sumatra, Using Geological Modelling Based on the Elastic...
2013
Active-seismic monitoring of pore pressure changes in an analog reservoir
Tanner Shadoan, Jonathan Ajo-Franklin, Jeremy R. Patterson, Tieyuan Zhu
International Meeting for Applied Geoscience and Energy (IMAGE)
... elastic moduli of a dry rock frame, which we convert to saturated elastic moduli using Gassmann’s fluid substitution equations Gassmann (1951); Mavko et al...
2023
Stress Field Change due to Reservoir Depletion and Its Impact on Refrac Treatment Design and SRV in Shale Reservoirs
Jiahang Han, Andy Sookprasong, Robert Hurt
Unconventional Resources Technology Conference (URTEC)
... geometries. For a homogeneous elastic media, the stress at any point can be calculated by integrating displacements over all the discontinued elements as shown...
2015
Viscoelastic anisotropic seismic wave modeling using recursive convolution method and curvilinear collocated finite difference method for different boundaries
Chao Jin, Bing Zhou
International Meeting for Applied Geoscience and Energy (IMAGE)
... where (1) are the unrelaxed moduli, H(t) is the Heaviside ( ) function, ωυ is the circle frequency and are the nondimensional anelastic parameters...
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)
... model captures the inelasticity of media through a combination of elastic and viscous elements. This model adheres to the law of correspondence...
2023
Modeling consolidated sandstones with dispersed clay
J. Gallop, L. Vernik, F. Contreras, J.-G. Restrepo, S. Blanco, G. Alvarez
International Meeting for Applied Geoscience and Energy (IMAGE)
... the elevated level of clay (15% < 𝑣 𝑐𝑙 <35%) into the solid component moduli and 2) we modify the elastic pore shape factors to account for the presence...
2023
Acoustic approximation VTI reverse-time migration using pseudo-depth mapping method
Xinwen Zhang, Jianping Huang, Zhenchun Li
International Meeting for Applied Geoscience and Energy (IMAGE)
... of elastic waves in two dimension and three dimension by finite difference method. Based on common shot gathers, Du et al. (2012) proposed a method...
2023
Estimating Stimulation-Zone Anisotropy Effects During Microseismic Monitoring
Martin Karrenbach, Steve Cole, Victor Yartsev
Unconventional Resources Technology Conference (URTEC)
...) developed an Equivalent Medium Theory that averages elastic parameters to determine the anisotropic properties of averaged finely-scaled isotropic...
2015
Applications of 3-D Seismic/Forward Modeling to Water Shutoff and Other Reservoir Management Issues
D. E. Moore, H. E. Goodman, P. D. Norman
Indonesian Petroleum Association
... wave velocities as a function of formation solid and fluid incompressibilities, porosity and formation bulk and shear elastic moduli. Essentially...
1995
An immersed boundary topography approach for TTI acoustic propagation
Edward Caunt, Rhodri Nelson, Tim MacArthur, Fabio Luporini, Gerard Gorman
International Meeting for Applied Geoscience and Energy (IMAGE)
... with overarching imaging algorithms (Li et al., 2022). RTM and FWI algorithms commonly utilise acoustic approximations of anisotropic elastic wave equations...
2024
Land FWI in the Sultanate of Oman: Challenges and advances on the road to high-resolution velocity
Mohammad Sheryar Farooqui, Yonghe Guo, Azza Al Hasni
International Meeting for Applied Geoscience and Energy (IMAGE)
... surface waves that overshadow much weaker diving and reflected waves. Strong elastic effects in the shallow geology makes the application of acoustic...
2024
3D land full-waveform inversion in the Permian Basin: A case study at Quail Ridge East
Benjamin Consolvo
International Meeting for Applied Geoscience and Energy (IMAGE)
... to the approach is that both elastic and anisotropic effects are not modeled in the wavefield; however, these effects are difficult to constrain...
2024
Application of phase stabilization Q migration in comprehensive evaluation and identification of tight-reservoir
Yi Bao, Hai-Bo Zhao, Xu Liu, Xiao-Wei Guan, Xin-Yue Song, Cheng Wang, Zai-Jin Zhang
International Meeting for Applied Geoscience and Energy (IMAGE)
...-controlled pre-stack elastic parameter inversion technology. The paleogeomorphology models, fractures, geostress model, porosity, permeability...
2024
P-S Converted Wave AVO Analysis for Reservoir Characterization
Ehsan Sadeghi, Cepi Adam, Effendy Siawira, Hilfan Khairy
Indonesian Petroleum Association
... of S-waves compared to Pwaves. Duffaut et al. (2000) also presented the P-S elastic impedance (PSEI) which can be used to generate angle dependant synthetic...
2017
Real-Time Geomechanics Modeling for a Challenging Deepwater Exploration Southern Basin Exploration (SBE) Well
Hendri Harsian, Leo Anis, Ade Surya Setiawan, Ricki Marbun
Indonesian Petroleum Association
... and processed to estimate mechanical properties, pore pressure and stresses. Elastic properties such as Young’s modulus and Poisson’s ratio and rock...
2018
Unlocking Value from Vintage Seismic Processing - Pre-stack Conditioning and Inversion in the Eagle Ford Shale
Andrew Munoz, Bill Shea
Unconventional Resources Technology Conference (URTEC)
.... The red arrow marks the top of the Eagle Ford formation. We then implement a pre-stack inversion workflow to obtain elastic parameters that highlight...
2020
Minimum Horizontal Stress Sharpening; A Novel Workflow Honoring the High-Resolution Heterogeneity Seen in Unconventional Reservoirs
Edgar Velez, Elia Haddad, Andy Wray
Unconventional Resources Technology Conference (URTEC)
... reservoirs (Weng et al., 2018). Thinly laminated formations with significant contrast in elastic moduli between layers exhibit weakly cohesive...
2022
3D Modeling and Analysis of the Utah FORGE Reservoir Stimulation
Dharmendra Kumar, Ahmad Ghassemi, Baohua Liu
Unconventional Resources Technology Conference (URTEC)
... fluid flow is simulated using the finite element method, and the fracture propagation is implemented in the framework of the linear elastic fracture...
2023
P
John G. Dennis
AAPG Special Volumes
... to a small or large degree and can have no elasticity of form... Solids, on the other hand, possess elasticity of form, and below the elastic limit can...
1967
Mechanism for Emplacement of Piercement Diapirs
Richard S. Bishop
AAPG Bulletin
... with the pressurizing of a circular hole in an elastic-plastic medium. The internal part of the hole and the external part are in the plastic and elastic...
1978