Abstracts: Plane Wave Reflection and Transmission Coefficients for VTI Media; #90173 (2015)

Ritesh Kumar Sharma and Robert James Ferguson

Search and Discovery.com

... (Tsvankin, 2001). For VTI media the wave equation separates into a coupled pair of the equations for the P-SV waves and into a single equation for the pure...

Application of Transport Equations to Flowing Groundwater Systems: ABSTRACT

John D. Bredehoeft, George F. Pinder

AAPG Bulletin

... and fresh water, the mass transport equation and the equation of motion have been coupled and solved numerically. Numerical solutions have also been...

Abstract: Customized Integrated Unconventional Modeling; The Way You Want; #90224 (2015)

Amir Shamsa, Yasin Hajizadeh, Sergei Fillin, Jean-Paul Dessap, Mehdi Majdi Yazdi

Search and Discovery.com

... simulation case, this information would be passed to the custom wave simulator. Figure 1 shows the general structure of the code and how various parts...

Fluid Dynamics of Viscous Buckling Applicable to Folding of Layered Rocks

Hans Ramberg

AAPG Bulletin

... is therefore EQUATION (40) per unit surface area of the layer. This force acts on ¼ wave by a moment M1 per unit length parallel with the fold axis...

Development of a Parametric Estuarine Model for Gippsland Resource Planning

J B Hinwood, E J McLean

Petroleum Exploration Society of Australia (PESA)

... of the equations of motion, continuity and the convection-diffusion equation. These solutions have been obtained only for estuarine reaches with very...

Abstract: Eagle Ford Solutions: Critical Log Data, Solutions and Conclusions, by Charles Smith; #90202 (2014)

Search and Discovery.com

Screening Techniques: Chapter 9

Myron K. Horn

AAPG Special Volumes

... ANALYSIS: c) SPREADSHEET SOLUTIONS End_Page 403------------------------ VIEWGRAPH ST-24 FRACTURED RESERVOIR DECLINE ANALYSIS: GENERAL EXPLANATION...

Forward Modeling of Seismic Data: Part 7. Geophysical Methods

George Mellman, Paul A. Kunzinger

AAPG Special Volumes

..., again with approximations, but with significant time savings. There are two classes of seismic modeling: ray tracing and wave equation methods...

Use of Record Character in Interpreting Results and Its Effect on Depth Calculation in Refraction Work

T. L. Allen

AAPG Bulletin

... general area as profile B all had a small wave of short period on the second horizon which required large dynamite charges to bring out. A curve drawn...

Application of finite difference eikonal solver for traveltime computation in forward modeling and migration

Amir Mustaqim Majdi, Seyed Yaser Moussavi Alashloo, Nik Nur Anis Amalina Nik Mohd Hassan, Abdul Rahim Md Arshad, Abdul Halim Abdul Latiff

Geological Society of Malaysia (GSM)

... be computed by solving wave equation of the ray path or the eikonal wave equation. Accurate method of computing traveltimes will give a significant impact...

The emergence and impact of scientific machine learning in geophysical exploration

Umair bin Waheed

International Meeting for Applied Geoscience and Energy (IMAGE)

... as a forward solver for the eikonal equation and the wave equation. For example, Waheed et al. (2020) and Smith et al. (2020) showed how PINNs could be used...

Estimation of Total Organic Carbon (TOC) Content of Shale from AVO Inversion: A New Crossplot Approach Based on Zoeppritz Equations

Un Young Lim, Richard Gibson Jr., Nurul Kabir

Unconventional Resources Technology Conference (URTEC)

... content (TOC) in shale increases. Although Rüger (1997) proposed an equation for P-wave reflection coefficients in anisotropic media, it only provides...

A Semi-analytical Solution of the Induced Stress Change in a Layered Reservoir Based on the Stress Formulation

Shihao Wang, Yanbin Zhang, Ouassim Khebzegga, Bin Wang, Zhe Liu, Xian-Huan Wen

Unconventional Resources Technology Conference (URTEC)

... to be a linear function of the pressure. The general formulation of the stress governing equation is a series of Poisson equation with piecewise constant...

Abstracts: Full Waveform Inversion with Total Variation Regularization; #90173 (2015)

Amsalu Y. Anagaw, Mauricio D. Sacchi

Search and Discovery.com

... is computed by solving the full wave-equation using the finite difference method. FWI is a local gradientbased optimization problem requiring...

The Threshold of Grain Motion Under Oscillatory Flow in a Laboratory Wave Channel

John R. Dingler

Journal of Sedimentary Research (SEPM)

... is the fluid density, g is the acceleration of gravity, and do is the near-bottom orbital diameter. The equation um = d0/T, (2) where T is the wave...

Abstract: Beam Migration of Canadian Foothills Datasets; #90171 (2013)

Tianfei Zhu, Terrence Krishnasamy, and Daniel Trad

Search and Discovery.com

..., making it relatively inaccurate in geologically complex areas (Hill, 2001). Wave-equation migration, on the other hand, can image multipathing arrivals...

Abstract: Converted Wave Receiver Statics from First Break Mode Conversions; #90171 (2013)

Kristof De Meersman and Marcelo Roizman

Search and Discovery.com

... CGGVeritas, Buenos Aires, Argentina Summary The estimation of good quality receiver statics solutions for converted wave data is often problematic...

Abstract: Converted Wave Receiver Statics from First Break Mode Conversions; #90171 (2013)

Kristof De Meersman and Marcelo Roizman

Search and Discovery.com

... CGGVeritas, Buenos Aires, Argentina Summary The estimation of good quality receiver statics solutions for converted wave data is often problematic...

Wave-Dominated Shelves: A Model of Sand-Ridge Formation by Progressive, Infragravity Waves

B. Boczar-Karakiewicz, J. L. Bona

CSPG Special Publications

... it that for all τ ≧0. A more general specification of the incoming wave than that appearing in equation (9) is possible even within the confines...

The Attenuation Effects of Surface-Wave Propagations on Rockmass Using SASW Method

Suharsono, Abdul Rahim Samsudin

Geological Society of Malaysia (GSM)

... in this study. The general form of the equation (3) is known as the Bornitz equation (Das, 1983). It is known that the attenuation coefficient due...

Abstracts: General Anisotropic Travel Times … A Purpose Built Solution; #90173 (2015)

R. Phillip Bording

Search and Discovery.com

...Abstracts: General Anisotropic Travel Times … A Purpose Built Solution; #90173 (2015) R. Phillip Bording AAPG Search and Discovery Article #90173...

Changing the Growth Equation; Integrated Solutions' Contribution Through a Step-Change in Performance

Jim Reynolds, Bob Pendergraft

Indonesian Petroleum Association

...Changing the Growth Equation; Integrated Solutions' Contribution Through a Step-Change in Performance Jim Reynolds, Bob Pendergraft 1998 119 130...

Calculation of Stratigraphic Thickness in Parallel Folds: GEOLOGICAL NOTES

John B. Mertie, Jr.

AAPG Bulletin

... with same), the two normals, and the X and Y axes (or parallels with same). These solutions require the equations [EQUATION] where A0 and B0...

Diving wave tomography: Velocity modelling using first arrival traveltime

Amatul Syafi Abdul Basit, Abdul Rahim Md Arshad, Arulini Permalu

Geological Society of Malaysia (GSM)

... in seismograms, used for FWI which employs full wave equation modelling especially for area as complex as Marmousi and the Valhall oil field...

P-Wave Impedance, S-Wave Impedance and Density from Linear AVO Inversion: Application to a VSP Data from Alberta

Faranak Mahmoudian

Search and Discovery.com

...P-Wave Impedance, S-Wave Impedance and Density from Linear AVO Inversion: Application to a VSP Data from Alberta Faranak Mahmoudian P-Wave Impedance...