Improving Marcellus Imaging Through the Use of FWI and Joint Tomographic Inversion for Velocity and Epsilon

David McCann

Unconventional Resources Technology Conference (URTEC)

... and zones of disruption near the surface. Pre-Stack Depth Migration Prestack depth migration (PSDM) has been used to gain a better understanding...

Using Reservoir Engineering Workstations to Improve Duri Steam Flood Simulation Predictions

Josef H. Blunschi, Cedric C. Cease, Charles A. VanAllen

Indonesian Petroleum Association

... and steam breakthrough time Effect of grid orientation on simulation results. This study compared recovery predictions using 7-point finite difference vs...

Acoustic target-level full-waveform inversion: Applied to ocean-bottom seismic data

Carlos A. N. da Costa, João M. de Araújo, D.J. Verschuur, Aydin Shoja

International Meeting for Applied Geoscience and Energy (IMAGE)

... Science Publication Company, Inc. Thorbecke, J., and D. Draganov, 2011, Finite-difference modelling experiments for seismic interferometry: Geophysics, 76...

Land 3D Acquisition Techniques Related to S.E. Asian Situation

Walter Ritchie

Indonesian Petroleum Association

..., the rationale for the development of 3D seismic, currently uses scaler wave equation consistent algorithms based on either finite difference...

3D anisotropic wavefield simulation with an advanced time-space domain temporal high-order SGFD solution

Xinquan Wang, Long Wu, Yunshan Lei, Panpan Lv, Huibing Zhao, Xiaoling Guo

International Meeting for Applied Geoscience and Energy (IMAGE)

...*, Long Wu, Yunshan Lei, Panpan Lv, Huibing Zhao, Xiaoling Guo, BGP, CNPC Summary When adopting finite-difference (FD) algorithms to discretize...

The Use of Ground-Penetrating Radar for Characterizing Sediments Under Transient Flow Conditions

Michael B. Kowalsky, Yoram Rubin, Peter Dietrich

Special Publications of SEPM

.... (1998), using a staggered-grid finite-difference scheme with fourth-order accurate approximations for the spatial derivatives, and second-order accurate...

4.2 Wrench Fault Tectonics: Seismic Example of Complex Faulting from Northwest Shelf of Palawan, Philippines

M. T. Roberts

AAPG Special Volumes

... of Figure 7. Additional aids to interpretation included good data quality, close grid spacing, and good data migration. The migration (finite...

Numerical Modeling of Hinge-zone Migration in Fault-bend Folds

S. Gregg Erickson, Luther M. Strayer, John Suppe

AAPG Special Volumes

...-dimensional, explicit finite-difference code, which has been used to model geologic structures (Riley, 1996; Strayer and Hudleston, 1997). The explicit finite...

An adaptive filter-based approach for the Marchenko multiples elimination scheme

Rodrigo S. Santos, Marcelo S. Souza, Daniel E. Revelo, Victor Koehne, Reynam C. Pestana, Diego F. Barrera, Laila D. L. Vergne, Jonathas Maciel

International Meeting for Applied Geoscience and Energy (IMAGE)

...), respectively. c) Shot gather modeled with a source at the red star position indicated in a) and b). We used the finite-difference time-domain modeling...

The effects of salt evolution, structural development, and fault propagation on Late Mesozoic-Cenozoic oil migration: A two-dimensional fluid-flow study along a megaregional profile in the northern Gulf of Mexico Basin

S. Cheree Stover, Shemin Ge, Paul Weimer, Barry C. McBride

AAPG Bulletin

... approaches. The finite difference solution techniques for the numerical model allow the model to only approximate solutions to the governing equations...

Poro-acoustoelasticity FD simulation of elastic wave propagation in prestressed porous media

Haidi Yang, Li-yun Fu

International Meeting for Applied Geoscience and Energy (IMAGE)

... containing both the secondorder 2oeC and third-order 3oeC elastic constants. In this study, a rotated staggered-grid finite-difference (RSG-FD) method is used...

ABSTRACT: Cenozoic South American Tectonic Interaction A case for Prism prism Collision in Venezuela, Trinidad and Barbados Ridge

James Pindell and Lorcan Kennan

Geological Society of Trinidad & Tobago

... South America: continental applications of the finite difference method". Tectonics, v. 5, p. 703-705. Foland, K.A., Speed, R. and Weber, J. 1992...

Seismic diffraction imaging for improved coal structure detection in complex geological environments

Binzhong Zhou, Weijia Sun

Petroleum Exploration Society of Australia (PESA)

..., which can be computed by any numerical methods such as the standard finite difference (FD) approach or the Fast Fourier transform (FFT) method. Unlike...

Optimizing seismic survey design for frontier exploration in Cyprus salt basins

Chris Tapie, Valeriy Brytik, Shangli Ou, Lindsey Donaldson, Ares Ouzounis, Ivan Fabuel-Perez, Maxime Guillois, Daniel Eke, Sunwoong Lee, Mahir Khalil, Gita Febriany, Luigi Pastore

International Meeting for Applied Geoscience and Energy (IMAGE)

... on the finite-difference (FD) method to obtain elastic seismic synthetic data expected from complex subsalt geological models. The overall workflows...

The effects of marine currents on seismic data

Gary Hampson

International Meeting for Applied Geoscience and Energy (IMAGE)

...) A realistic case of u=1 m/s. The dashed line shows the time difference from u=0. Galilean Transforms Galilean transformations are used to map a space-time...

Multi-survey full-waveform inversion gradient balancing with illumination probing method

James Xu, David F. Halliday, Federico G. Andreasi, Xikai Zhao, James Rickett

International Meeting for Applied Geoscience and Energy (IMAGE)

... International, 193, no. 3, 1479–1505. Regone, C. J., 2007, Using 3D finite-difference modeling to design wide-azimuth surveys for improved subsalt imaging...

Southern Green River Basin/Moxa Arch

Scott L. Stockton, C.M. Hawkins

Rocky Mountain Association of Geologists

... datum. The final stacked section is migrated using finite difference techniques in order to clarify some of the diffracted energy around the faults. Prior...

Illuminating Asset Value at Mad Dog through New Seismic Technology

Michael J. Staines, Scott Michell, Dean Chergotis, and John Sharp

GCAGS Transactions

... were a pre-stack depth migration using a Kirchhoff migration algorithm and standard radon to attack the multiples. The data were sufficient...

AAPG-SEPM-SEG Pacific Sections and SPWLA Annual Convention: April 17-19, 1988, Santa Barbara, CA; Abstracts #91035 (2010).

Search and Discovery.com

Abstract: Determining Scale Properties from Seismic Transmission Responses: A Modeling Study; #90171 (2013)

Emmanuel L. Bongajum and Bernd Milkereit

Search and Discovery.com

... difference viscoelastic code (Bohlen, 2002). Solving for the total wavefield via finite difference method provides a more realistic basis for assessing...

Abstract: Determining Scale Properties from Seismic Transmission Responses: A Modeling Study; #90171 (2013)

Emmanuel L. Bongajum and Bernd Milkereit

Search and Discovery.com

... difference viscoelastic code (Bohlen, 2002). Solving for the total wavefield via finite difference method provides a more realistic basis for assessing...

Abstract: Spectral-element Simulations of Elastic Wave Propagation in Exploration and Geotechnical Applications; #90187 (2014)

Lin Zheng, Qi Zhao, Qinya Liu, Bernd Milkereit, and Giovanni Grasselli

Search and Discovery.com

... vectors and stress tensors by their finite-difference equivalents (Levander, 1988; Virieux, 1986). However, classical methods such as FD and pseudo...

Abstracts: 2-D Finite-difference Modelling of Pore-pressure Diffusion in Heterogeneous Anisotropic Porolelastic Media: Implications for Induced Microseismicity; #90173 (2015)

David W. Eaton

Search and Discovery.com

...Abstracts: 2-D Finite-difference Modelling of Pore-pressure Diffusion in Heterogeneous Anisotropic Porolelastic Media: Implications for Induced...

Model of Low-Maturity Generation of Hydrocarbons Applied to the Carupano Basin, Offshore Venezuela

Frederic Jean Simon Schneider, Jose A. Noya, Caroline Magnier

AAPG Special Volumes

..., Neogene block tectonics of eastern Turkey and northern South America: Continental applications of the finite difference method: Tectonics, v. 4, p. 7183...

Resolution of InSAR data inversion and its application to identify shallow hazards

Zhishuai Zhang, Kurt Nihei, Andrey Shabelansky, Dimitri Bevc, Joe Stefani, William Milliken, Gwyn Mali

International Meeting for Applied Geoscience and Energy (IMAGE)

... is essential for using InSAR for reservoir integrity surveillance. subsurface pore pressure change. The finite-difference solution to an elastostatic problem...