Flow Transformations in Particulate Gravity Currents

Dave Waltham

Journal of Sedimentary Research (SEPM)

..., AND HAANING, A., 1996, Hydraulic jumps, flow separation and wave breaking: an experimental study: Physica B, v. 228, p. 1-10. BOHR, T., PUTKARADZE, V...

Velocity estimation via model order reduction

Alexander V. Mamonov, Liliana Borcea, Josselin Garnier, Jrn Zimmerling

International Meeting for Applied Geoscience and Energy (IMAGE)

... (ROM) of the wave equation operator is introduced. The unknown medium is probed with pulses and the time domain pressure waveform data is recorded...

ABSTRACT: Stratigraphic Modeling : a New Tool to Construct 3D Geological Models for Basin Modeling Purposes; #90007 (2002)

Didier Granjeon, Marie-Christine Cacas, Remi Eschard, Philippe Joseph

Search and Discovery.com

... is realistically simulated using a modified diffusion equation. Deep sea fan architecture can also be simulated with a gravity flow energy equation. Carbonate...

ABSTRACT: Simulation and Verification of Poststack Seismic Data of Fluid- and Solid-filled Reservoirs; Case Study: Southern North Sea; #90115 (2010)

Aaron E. Auduson, Rob J. Arts, and Andries Wever

Search and Discovery.com

... Reservoir geophysics, Wintershall Noordzee B.V, Rijswijk, Netherlands. 1 Recent literature on extensions of the Gassmann equation investigates...

Stress-Dependent Permeability and Dynamic Elastic Moduli of Reservoir and Seal Shale

Daisuke Katsuki, Anton Padin Deben, Olawale Adekunle, Andrew J. Rixon, Azra N. Tutuncu

Unconventional Resources Technology Conference (URTEC)

... in reservoir and seal shales. The testing assembly used is capable of characterizing tight shales in terms of permeability and ultrasonic wave velocities...

Application of Seismography to Geological Problems

Eugene McDermott

AAPG Bulletin

... wave, however, is determined from the following relation: [EQUATION] where K is the coefficient of rigidity. As the speed of propagation depends...

Prediction and Analysis of Geomechanical Properties of the Upper Bakken Shale Using Artificial Intelligence and Data Mining

George K. Parapuram, Mehdi Mokhtari, Jalel Ben Hmida

Unconventional Resources Technology Conference (URTEC)

... standard deviations away from the mean. The linear model achieved an R2 of 88%, and the derived equation to predict Shear Wave Velocity (Vs) from...

Four-component dipole shear-wave reflection imaging in high-angle wells

S. Q. Li, X. M. Zhang, C. X. Zhuang, Q. Wang, H. L. Xiao, X. M. Tang

International Meeting for Applied Geoscience and Energy (IMAGE)

...Four-component dipole shear-wave reflection imaging in high-angle wells S. Q. Li, X. M. Zhang, C. X. Zhuang, Q. Wang, H. L. Xiao, X. M. Tang Four...

Building Well and Fluid-Specific Pipe Friction Curves, Monitoring Perforation Cluster Efficiency During Stimulation, and Measuring Near-Wellbore Tortuosity Using Acoustic Friction Analysis

Eric M. Dunham, Saeed Rahimi-Aghdam, Junwei Zhang, Nathan Crawford, Craig Cipolla, Michael McKimmy, John Lassek

Unconventional Resources Technology Conference (URTEC)

.... The change in ID causes a change in tube wave hydraulic impedance, as seen from equation (12). The propagating tube waves that comprise water hammer...

GPU-based 3D anisotropic elastic modeling using mimetic finite differences

Harpreet Singh, Jeffrey Shragge, Ilya Tsvankin, Fatmir Hoxha

International Meeting for Applied Geoscience and Energy (IMAGE)

...) algorithms designed to solve the acoustic wave equation. Nakata et al. (2011) present the solutions of the 3D isotropic elastic wave equation on multiple GPUs...

Plotting Equation for Gaussian Percentiles and a Spreadsheet Program for Generating Probability Plots: RESEARCH METHODS PAPERS

James H. Balsillie, Joseph F. Donoghue, Kenji M. Butler, Jennifer L. Koch

Journal of Sedimentary Research (SEPM)

...Plotting Equation for Gaussian Percentiles and a Spreadsheet Program for Generating Probability Plots: RESEARCH METHODS PAPERS James H. Balsillie...

Estimation of Seismic Attenuation (Q): More Insight from Zero-Offset VSP

Mohammad Risyad

Indonesian Petroleum Association

... side of equation (2) versus frequency is performed. The slope, m can be expressed in Q-factor, Q as: 3. compressional wave attenuation is usually...

Application of wave-equation reflection traveltime inversion to the Liwan deep-water streamer data in the South China Sea

Yilin Wang, Liangguo Dong, Chao Huang, Jianming Zhang, Yuzhu Liu

International Meeting for Applied Geoscience and Energy (IMAGE)

...Application of wave-equation reflection traveltime inversion to the Liwan deep-water streamer data in the South China Sea Yilin Wang, Liangguo Dong...

Bottom Currents And Sediment Transport on San Pedro Shelf, California

David E. Drake, David A. Cacchione, Herman A. Karl

Journal of Sedimentary Research (SEPM)

... and wave periods were determined by the method of zero-crossings. The pressure change p for each wave was measured and Equation 2 was used to compute wave...

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

... of this plugin to simulate seismic wave propagation in a reservoir. Example Datapages/Search and Discovery Article #90224 GeoConvention © 2014...

PWD-PINN: Slope-assisted seismic interpolation with physics-informed neural networks

Francesco Brandolin, Matteo Ravasi, Tariq Alkhalifah

International Meeting for Applied Geoscience and Energy (IMAGE)

... be described by the local plane wave differential equation (PDE), that allows to predict each of the traces from the previous one, given the knowledge...

Efficiently Solving Wave Equation Migration on Multicore Processors

Search and Discovery.com

...Efficiently Solving Wave Equation Migration on Multicore Processors Efficiently Solving Wave Equation Migration on Multicore Processors Michael...

3-D Finite Difference Modeling of Microseismic Source Mechanisms in the Wolfcamp Shale of the Permian Basin

Robert Meek, Robert A. Hull, Austin Von der Hoya, David Eaton

Unconventional Resources Technology Conference (URTEC)

... difference solution to the anisotropic elastic wave equation developed by Boyd, 2006 in a Matlab code and adapted for microseismic data by Eaton, 2013...

The Use of Time-Lapse Seismic Attributes for Characterizing Hydraulic Fractures in a Tight Siltstone Reservoir

N. Riazi, C.R. Clarkson

Unconventional Resources Technology Conference (URTEC)

... bulk modulus and fluid and rock properties. The basic relationship for initial P-wave and S-wave velocity can be expressed using Equation 1: 1 1 (1...

Sonic Logging to Detect Bypassed Hydrocarbons in the Wilmington Field, CA

Daniel Moos, F. Scott Walker, Donald D. Clarke

Pacific Section of AAPG

..., shear wave velocity, VS, and density, ρ, through the familiar equations: (2) Equation (1) assumes a homogeneous mineral modulus and statistical...

Use of Log Data to Detect Plastic Failure Zones for Analysis of Completion and Drilling Operations

C. A. Kohlhaas

Indonesian Petroleum Association

... the wave train records. A plot of this equation, Figure 5, was used for rapid evaluation. Figure 5. Conversion of Travel-Time Ratio to Poisson's...

ABSTRACT: Comparative Formation Evaluation Methodologies for Gas Hydrate Evaluation in Ignik Sikumi #1, Alaska North Slope, by Schoderbek, David; Klein, Jim ; Howard, James; #90142 (2012)

Search and Discovery.com

Abstract: Seismic Behaviour of CO2 Saturated Fontainebleau Sandstone under in Situ Conditions; #90224 (2015)

Mizanul Huq Chowdhury, Douglas R. Schmitt, and Randolf Kofman

Search and Discovery.com

... the transition temperature ~310 C for S-wave (right) case. Comparison between observation and Gassmann’s model prediction: Gassmann’s equation is used...

Towards understanding the impact of the evanescent elastodynamic mode coupling in Marchenko equation-based demultiple methods

Marcin Dukalski, Christian Reinicke, Kees Wapenaar

International Meeting for Applied Geoscience and Energy (IMAGE)

... four parts: (1) the one-way wave equation, (2) the scattering and transfer matrices and the focusing functions, (3) the so-called path reversal...

Amplitude and Bandwidth Recovery Beneath Gas Zones Using Kirchhoff Prestack Depth Q-Migration

Jonathan Liu, Peter Traynin, J. M. Reilly

Indonesian Petroleum Association

..., frequency loss, and phase distortion below low Q anomalies. Several post-stack viscoaoustic wave-equation based methods have been proposed...