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The AAPG/Datapages Combined Publications Database
Showing 1,126 Results. Searched 200,599 documents.
Abstract: Full Waveform Inversion of Crosswell Seismic Data Using Automatic Differentiation; #90187 (2014)
Danping Cao and Wenyuan Liao
Search and Discovery.com
... dispersion. Here we use a finite difference method that is second-order in time and fourth-order in space. To reduce the effect from the AAPG Search...
2014
Abstract: VSP P-Wave Attenuation Model Study in Elastic Earth: Spectral Ratio method Vs Centroid Frequency Shift Method; #90187 (2014)
Waheduzzaman Talukder and Ralph Phillip Bording
Search and Discovery.com
... have been generated on different layered earth media by using elastic finite difference modeling. Vertical seismic profile (VSP), plays an important...
2014
Abstracts: Integrating Fracture Diagnostics for Complex Hydraulic Fracture Development Model; #120181 (2015)
Kan Wu and Jon E. Olson
Search and Discovery.com
... and fluid flow to consider the interaction between fractures, based on a simplified three dimensional displacement discontinuity method and finite...
2015
An Extended Finite Element Method Based Modeling of Hydraulic Fracturing; #120187 (2015)
Arman Khodabakhshnejad, Fred Aminzadeh
Search and Discovery.com
... is shown in Figure 2. This method is based on solution to the diffusivity equation using Finite Difference technique. We analyze the rock behavior...
2015
Numerical Modelling of Wellbore Stability in Hydrate-Bearing Sediments, by Reem Freij-Ayoub, Chee Tan, Ben Clennell, Jinhai Yang, and Bahman Tohidi; #90035 (2004)
Search and Discovery.com
2004
A practical implementation of data-space Hessian in the time-domain formulation of source extended full-waveform inversion
Gaoshan Guo, Stephane Operto, Ali Gholami, Hossein S. Aghamiry
International Meeting for Applied Geoscience and Energy (IMAGE)
..., and P. M. van den Berg, 2009, Application of the finite-difference contrast-source inversion algorithm to seismic full-waveform data: Geophysics, 74...
2022
Seismic Characterization of a "Compound Tectonic Wedge" Beneath the Rocky Mountain Foreland Basin, Alberta
Donald C. Lawton, Chakrit Sukaramongkol,, Deborah A. Spratt
CSPG Bulletin
... shallow reflectors. Post-stack migration tests were undertaken with similar results being obtained for finite difference, phase-shift and f-k migration...
1996
Seismic Interpretation of the Wyoming Overthrust Belt
W.D. Williams, J.S. Dixon
Rocky Mountain Association of Geologists
..., first break mute, stack, time variant filter and scale. Wave equation migration (finite difference method) was applied to the stacked section using five...
1985
Pre-Drill Quantitative Analysis of a Sinuous Submarine Channel Prospect, Deepwater West Africa; #90017 (2003)
Dirk Seifert, Roland H. Kirschner
Search and Discovery.com
... for the model to be run efficiently in a finite-difference flow simulator, while minimizing the upscaling. Yet, the cells were still small enough...
2003
High Resolution Monitoring and Modeling of Steam Injection in the Athabasca Oil Sands at UTF: A Case Study
Search and Discovery.com
... of seismic energy through an oil-depleted steam chamber surrounded by cold, untouched, virgin reservoir, a finite-difference algorithm was employed...
2013
Abstract: The Effects of Fluid Viscosity on Seismic Response: A Model Study; #90171 (2013)
Fereidoon Vasheghani, Larry Lines, and Joan Embleton
Search and Discovery.com
.... Figure 3 shows the elastic and viscoelastic responses of the model and the difference between these models. Snapshots are generated using finite...
2013
Abstract: Estimation of Q-factor and Phase Velocity Using the Recovered Stress-strain Relaxation Spectrum; #90172 (2014)
Dali Zhang, Michael P. Lamoureux, Gary F. Margrave
Search and Discovery.com
... approximation can be used for determination of the internal memory variables in time-domain finite difference (TDFD) numerical simulation of viscoelastic...
2014
Abstract: Application of Acoustic Waveform Tomography to Marine Seismic Reflection Data Contaminated with Strong Guided Waves; #90187 (2014)
Rajesh Vayavur and Andrew. J. Calvert
Search and Discovery.com
... first arrival tomography code of Aldridge and Oldenburg (1993), which is based on a finite difference solution of the eikonal equation to derive...
2014
Simulating Naturally Fractured Reservoirs: Comparing Discrete Fracture Network Models to the Upscaled Equivalents
Huabing Wang, Craig Forster, and Milind Deo
Search and Discovery.com
... Fine grid for conventional finite-difference simulator y z x Fracture Block Non-Fracture Block Φ GridBlock VDFN = = VGridBlock ∑(A DFN ⋅ e...
Unknown
Seismic Imaging of Gas Hydrate Distribution - A Case Study; #80441 (2015)
Jun-Wei Huang
Search and Discovery.com
... to solve the scattered wave field, parallel 3-D viscoelastic Finite Difference modeling (Bohlen, 2002), a most accurate and expensive method so far...
2015
Influence of Source Rock Type, Thermal Maturity, and Migration on Composition and Distribution of Natural Gases, Uinta Basin, Utah
Dudley D. Rice, Thomas D. Fouch, Ronald C. Johnson
Utah Geological Association
... Formations, Uinta Basin, Utah: U.S. Geological Survey Bulletin 1787. Wesley, J.B., 1990, Finite difference modeling of present day overpressures...
1992
Modeling and Simulation of Production from Commingled Shale Gas Reservoirs
Benmadi Milad, Faruk Civan, Deepak Devegowda, Richard F. Sigal
Unconventional Resources Technology Conference (URTEC)
... equations solved using the explicit finite-difference method. Slightly compressible oil properties were considered and the initial reservoir pressure...
2013
Time-Lapse Seismic Monitoring of Individual Hydraulic Frac Stages Using a Downhole Distributed Acoustic Sensing Array
Gary Binder, Aleksei Titov, Diana Tamayo, James Simmons, Ali Tura, Grant Byerley, David Monk
Unconventional Resources Technology Conference (URTEC)
... observed in the survey, 2D finite difference wave equation modeling in a fractured medium is conducted. The seismic response of fractures can be modeled...
2019
Composition of seismic facies: A case study
Stale Emil Johansen
AAPG Bulletin
...) elastic wave propagation modeler that uses a high-order space and a second-order time finite-difference scheme (Mittet and Renlie, 1996).Figure 6...
2013
Hydrogeology and Aquifer Storage and Recovery System Performance
Robert G. Maliva, Weixing Guo, Thomas M. Missimer
GCAGS Transactions
...-File Report 01-434, 77 p. McDonald, M.G., and A.W. Harbaugh, 1988, A modular three-dimensional finite-difference ground-water flow model: U.S....
2005
Modeling the Rollovers of Sandy Clinoforms from the Gravity Effect on Wave-Agitated Sand
Neil C. Mitchell
Journal of Sedimentary Research (SEPM)
... morphology. Figure 3A was produced using a simple finite-difference evaluation of Equation 1 in which sand was supplied from the left boundary...
2012
Slope estimation of locally coherent events by polarization analysis of multi-component seismic data: Application to stereotomography for sparse node acquisition
Xiaole Zhou, Alessandra Ribodetti, Stephane Operto
International Meeting for Applied Geoscience and Energy (IMAGE)
...–VE34, doi: https://doi.org/10.1190/1.2952039. Podvin, P., and I. Lecomte, 1991, Finite difference computation of traveltimes in very contrasted...
2024
Tectonic Subsidence, Crustal Thinning and Petroleum Generation in the Jurassic Trend of Mississippi, Alabama and Florida
B.W. Driskill , J.A. Nunn , R. Sassen , R.H. Pilger, Jr.
GCAGS Transactions
.... THERMAL CALCULATIONS Thermal profiles of the lithosphere were calculated to evenly spaced time intervals using the finite difference approximation...
1988
Novel 3-D Field-scale Characterization of Reservoir Fractures Using Surface Seismic Data by the Double-Beam Method and Field Applications
Yingcai Zheng, Hao Hu, Xinding Fang, Robert Stewart
Unconventional Resources Technology Conference (URTEC)
... finite-difference method where discrete fractures are considered as linear slip boundaries (e.g., Schoenberg, 1980; Fang et al., 2013; Fang et al., 2017...
2018
Computer Modeling of the Evolution of Fluvial Systems
Mark R. Vining
GCAGS Transactions
... are provided to prepare output for graphic program input. The program is a finite-difference, explicit water and sediment flow simulator. It contains...
1998