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The AAPG/Datapages Combined Publications Database
Showing 63 Results. Searched 195,372 documents.
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Amplitude and Bandwidth Recovery Beneath Gas Zones Using Kirchhoff Prestack Depth Q-Migration
Jonathan Liu, Peter Traynin, J. M. Reilly
Indonesian Petroleum Association
... traveltime methods (ray tracing or eikonal solver) in an acoustic medium. The second term in equation (2) permits migration to compensate for amplitude loss...
2007
Abstract: Near Surface Anomalies and Solutions; #90211 (2015)
Todd Mojesky, David LeMeur, and Ali Karagul
Search and Discovery.com
... (of the first arrivals in this case) with the generated model. A finite-difference Eikonal solver allows fast and accurate estimations of first...
2015
Rapid Compositional Simulation and History Matching of Shale Oil Reservoirs Using the Fast Marching Method
Atsushi Iino, Aditya Vyas, Jixiang Huang, Akhil Datta-Gupta, Yusuke Fujita, Sathish Sankaran
Unconventional Resources Technology Conference (URTEC)
... frequency asymptotic solution of the diffusivity equation in heterogeneous and fractured reservoirs. The high frequency solution leads to the Eikonal...
2017
Field Application of a Novel Multi-resolution Multi-well Unconventional Reservoir Simulation: History Matching and Parameter Identification
Jia Fu, Hongquan Chen, Changqing Yao, Shohei Sakaida, Erich Kerr, Andrew Johnson, Akhil Datta-Gupta, Ding Zhu, A. Daniel Hill
Unconventional Resources Technology Conference (URTEC)
... the travel time of the pressure front propagating from a well. Vasco et al. (2000) derived the Eikonal equation governing the pressure front propagation...
2023
Application of Novel Stabilized Zone Simulation and Flow Diagnostics for the Interpretation of the SRV and Assessment of Multiwell Interference
Ching-Hsien Liu, Kenta Nakajima, Michael J. King
Unconventional Resources Technology Conference (URTEC)
...). The asymptotic pressure solution leads to the Eikonal equation solved by a front-tracking algorithm called the fast marching method (FMM) (Sethian 1999...
2021
A Novel Approach for Production Transient Analysis of Shale Gas/Oil Reservoirs
Changdong Yang, Vishal Sharma, Akhil Datta-Gupta, Michael J. King
Unconventional Resources Technology Conference (URTEC)
... of the diffusivity equation for the impulse pressure solution. The formulation requires the solution of the Eikonal equation for the Diffusive Time of Flight...
2015
Rapid Modeling of Injection and Production Phases of Hydraulically Fractured Shale Wells Using the Fast Marching Method
Jaeyoung Park, Atsushi Iino, Akhil Datta-Gupta, Jackson Bi, Sathish Sankaran
Unconventional Resources Technology Conference (URTEC)
... on a high frequency asymptotic solution which transforms the diffusivity equation to the Eikonal equation (Vasco, Keers, and Karasaki 2000, Vasco...
2019
Ultrasonic velocity tomography of rock sample
Tian Xie, Jiajia Zhang
International Meeting for Applied Geoscience and Energy (IMAGE)
...en tomography is employed, forward modeling based on the eikonal equation and the travel-time data are frequently used. Additional consideratio...
2023
Traveltime Computations for Locating the Source of Micro Seismic Events and for Forming Gridded Traveltime Maps
John C. Bancroft
Search and Discovery.com
... solution to the eikonal equation. This method assumes plane waves and produces significant errors when the radius of curvature of the wavefront...
Unknown
Traveltime Computations for Locating the Source of Micro Seismic Events and for Forming Gridded Traveltime Maps
John C. Bancroft
Search and Discovery.com
... solution to the eikonal equation. This method assumes plane waves and produces significant errors when the radius of curvature of the wavefront...
Unknown
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
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)
...el can be calculated using a P-wave eikonal equation solver for 2D transverse isotropic media described by Han et al., 2017. As shown in Fig. ...
2019
Understanding Field Performance of Hydraulically Fractured Wells: Comparison of Pressure Front Versus Tracer Front Propagation Using the Fast Marching Method (FMM) and Complex Analysis Method (CAM)
Kiran Nandlal, Chen Li, Ching-Hsien Liu, Venkata Bala Krishnateja Chavali, Michael J. King, Ruud Weijermars
Unconventional Resources Technology Conference (URTEC)
... “asymptotic pressure approximation” based on the diffusive time-of-flight (DTOF), which is calculated by solving the Eikonal equation using a front-tracking...
2020
Sediment Accumulation Rates For the Mississippi Delta Region: a Time-interval Synthesis
Chris Jenkins
Journal of Sedimentary Research (SEPM)
.../Halflife [Accessed September 17, 2016]. Wikipedia contributors, 2016, Eikonal equation: Wikipedia, The Free Encyclopedia, https://en.wikipedia.org/wiki...
2018
Modeling Well Interference and Optimal Well Spacing in Unconventional Reservoirs Using Fast Marching Method
Jixiang Huang, Feyisayo Olalotti-Lawal, Michael J. King, Akhil Datta-Gupta
Unconventional Resources Technology Conference (URTEC)
... in unconventional reservoirs. Our proposed approach relies on the high frequency asymptotic solution of the diffusivity equation leading to the ‘Eikonal...
2017
Multi-resolution Coupled Flow and Geomechanics Modeling Using Fast Marching Method
Kazuyuki Terada, Hongquan Chen, Akhil Datta-Gupta, Atsushi Iino
Unconventional Resources Technology Conference (URTEC)
... of the propagating pressure front that can be efficiently computed by solving the Eikonal equation using FMM. Our proposed approach solves both flow...
2023
Abstract: Regime Rays: Visualizing the Fermat/Snell Loci in Homogeneous Anisotropic Media; #90171 (2013)
William J. Vetter
Search and Discovery.com
... from overlooked extra prescribed directions/progression-speeds detail in sequenced moderelevant eikonal equations, relevant for FS-rays for given...
2013
Abstract: Complex-beam Migration: Non-recursive and Recursive Implementations; #90187 (2014)
Tianfei Zhu
Search and Discovery.com
... of the Seismological Society of America, 72, S277-S317. Gray, S. H., and May, W.P., 1994, Kirchhoff migration using eikonal equation traveltimes...
2014
Abstracts: Determining Elastic Constants of an Orthorhombic Material by Physical Seismic Modeling; #90173 (2015)
Faranak Mahmoudian, Gary F. Margrave, P. F. Daley, and Joe Wong
Search and Discovery.com
... a reasonably accurate approximation for P-wave group velocity from the eikonal equation. They obtained an expression for P-wave group velocity...
2015
Abstract: Tomography of a Velocity Modeland Location of Microseismic Events with P, Sv and Sh Waves; #90224 (2015)
Malgorzata Chmiel and Thomas Bardainne
Search and Discovery.com
... analytical and numerical modules (time 3 D - based on the 3D eikonal equation developed by Podvin and Lecomte (1991) and an anisotropic ray tracer...
2015
Reservoir and Fracture Flow Characterization Using a Novel ω(τ) Formulation
Xu Xue, Changdong Yang, Vishal Kumar Sharma, Akhil Datta-Gupta, Michael J. King
Unconventional Resources Technology Conference (URTEC)
... in unconventional reservoirs. The asymptotic analysis leads to the Eikonal equation that describes the evolution of the drainage volume accounting...
2016
Fast viscoacoustic forward modeling method based on U-net Fourier neural operator
Wenbin Tian, Yang Liu
International Meeting for Applied Geoscience and Energy (IMAGE)
..., doi: https://doi.org/10.1016/j.jcp.2019.05.024. Smith, J. D., K. Azizzadenesheli, and Z. E. Ross, 2020, Eikonet: Solving the eikonal equation...
2023
Stacking common-image gathers via the flatten-illumination-similarity method
Chengliang Wu, Huazhong Wang, Bo Feng, Chao Ning, Xianggong Tang
International Meeting for Applied Geoscience and Energy (IMAGE)
... using eikonal equation traveltimes: Geophysics, 59, 810–817, doi: https://doi.org/10.1190/1 .1443639. Guitton, A., 2017, Fast 3D least-squares RTM...
2023
PSDM Enhances Reef Interpretation in Jatiluhur Block, West Java
Jopie I. Adhidjaja, Andrew J. Davidoff, Ika Ratna Novianti
Indonesian Petroleum Association
.... It has been found to produce higher quality depth images than the conventional Eikonal algorithm. Options for ray tracing selection include maximum...
2002
Time-Lapse Imaging of a Hydraulic Stimulation Using 4-D Vertical Seismic Profiles and Fiber Optics in the Midland Basin
Robert Meek, Kevin Woller, Mark George, Robert Hull, Hector Bello, Jed Wagner
Unconventional Resources Technology Conference (URTEC)
... migration. The depth migration used an isotropic eikonal traveltime solution calculated from a single velocity function derived from the zero-offset direct...
2017
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