Abstract: Application of 2D Crosscorrelation and Radon Transform for Analysis of Double Couple Microseismic Source; #90187 (2014)

Neda Boroumand and Hassan Khaniani

Search and Discovery.com

... the velocity model to each receiver. The modeled travel times from each grid point to the receivers, for both the p- and s-wave, are stored as travel time...

Oscillation Sand Ripples Generated by Laboratory Apparatus

Martin C. Miller , Paul D. Komar

Journal of Sedimentary Research (SEPM)

... to natural progressive waves of the same periods, the velocity and pressure fields are also accurately reproduced. In the general Airy-wave solution...

Application of Multi-Scale Fracture Detection from Borehole Microresistivity Image and Dipole Shear Wave Reflection Imaging in Shale Gas Horizontal Wells: A Case Study in Changning Gas Field

DE Heng, He Fa Yao, Ran Wen, Bin Lin, Qi Cheng Fan, Yan Hui Fu,

Unconventional Resources Technology Conference (URTEC)

... of the wave on the propagation path, e(−ωD/2Q ∗β), Where Qβ and β are the quality factor and wave velocity of shear wave. It can be seen from equation 1...

Fast anisotropic viscoelastic modeling and application in quantitative seismic reservoir characterization

Sirui Tan, Sunwoong Lee, John E Anderson, Haiyang Wang, Olivier Burtz, Partha Routh, Rongrong Lu, Yang Yu

International Meeting for Applied Geoscience and Energy (IMAGE)

... to the 3 velocity equations instead of the 6 stress equations as in the conventional formulation. Method The general anisotropic viscoelastic wave equation...

Sorting of Sediments in the Light of Fluid Mechanics

Douglas L. Inman

Journal of Sedimentary Research (SEPM)

... with shallow water surface waves, relative to a fixed point, is thought to consist of a slow seaward velocity under the wave trough, followed...

Pore-Pressure Prediction in the Permian Basin Using Seismic Prestack Inversion

Colin Sayers, Lennert den Boer

Unconventional Resources Technology Conference (URTEC)

... it, the pressure exerted by fluid inside the rock opposes compaction, reducing the wave velocity. Measurable effects of stress change, including compaction...

Acoustic Properties of Ancient Shallow-Marine Carbonates: Effects of Depositional Environments and Diagenetic Processes (Middle Jurassic, Paris Basin, France)

Benjamin Brigaud, Benoit Vincent, Christophe Durlet, Jean-Francois Deconinck, Philippe Blanc, Alain Trouiller

Journal of Sedimentary Research (SEPM)

...-wave velocity from plugs, sonic, insoluble content, helium porosity, air permeability, and grain density. Proportions of macroporosity, early cement...

Full-waveform inversion using velocity-encoded physics-informed neural networks

Mohammad Taufik, Xinquan Huang, Tariq Alkhalifah

International Meeting for Applied Geoscience and Energy (IMAGE)

... imaging to velocity model building. Although various wave equation solvers have been developed over the years, they suffer from general inefficiency...

Abstract: Seismic Imaging near and within the Basement Offshore Malaysia; Including Comparisons of Imaging Algorithms (Geophysics Paper 19)

Nabil El Kady, M. Shah Sulaiman, Zabidi M Dom, Tang Wai Hoong, Lee Mei Lu, Pavel Vasilyev, Martin Bayly

Geological Society of Malaysia (GSM)

...; velocity model building and migration methods applied to successfully image the data. The basement fractures are present at a variety of scales but to aid...

3-D AVO Analysis and Modeling Applied to Fracture Detection in Coalbed Methane Reservoirs

Antonio C.B. Ramos, T.L. Davis

Rocky Mountain Association of Geologists

... to be gas or water. The presence of gas in the crack system of the coals, for lower confining pressures, reduces the P-wave velocity significantly...

AVO Seismic Technology - Workshop Summary

Brian Russell

PTTC

... velocity and S-wave velocity. Understanding these is necessary to application of AVO technology. Density, P- and S-wave velocity data examples were used...

Utilization of Existing Wells in Seismograph Work

Burton McCollum , Wilton W. Larue

AAPG Bulletin

... exists anywhere within a radius of several miles of the well, as shown in Figure 1, the shots from one direction, as S1, will show greater velocity than...

Application of Interferometric MASW to a 3D-3C Seismic Survey

Shaun Strong, Steve Hearn

Petroleum Exploration Society of Australia (PESA)

... is to use the MASW method to derive a near-surface S-wave velocity profile for a 3D-PS survey. The intention is to then use this to improve...

Workflow for Nonlinear AVO Inversion to Estimate Seismic Anisotropy and Geomechanical Properties of Shale

Un Young Lim, Richard L. Gibson Jr., Nurul Kabir

Unconventional Resources Technology Conference (URTEC)

... method to estimate horizontal P-wave velocity even for strong anisotropy, when full Zoeppritz solutions for PP reflection are applied using far angle...

Origin of Abrupt Change in Slope at Continental Shelf Margin

Robert S. Dietz , Henry W. Menard

AAPG Bulletin

... currents have a negligible effect upon the sea floor below wave base. To the writers' knowledge, the current velocity at wave base has never been...

GCDistinguishing Fizz-Gas and Commercial Gas Reservoirs With Multicomponent Seismic Technology, By Bob A. Hardage, Michael Deangelo, Diana Sava And Randy Remington, #40188 (2006).

Search and Discovery.com

Abstract: Illumination Compensation Effect of Least Squares Migration on Seismic Imaging; #91209 (2025)

Wang Binggang, Ding Chengzhen, Yu Ming, Wu Xiaofeng, Chen Xin, Song Jiawen, Gao Jiangtao, Shen Yang, Chen Yingpeng, Qi Qunli, Zhaomin, Wang Xi, Kang Xupeng

Search and Discovery.com

..., source wavelet, velocity model and density model. It represents the system of seismic wave field propagation. Figure 1. Schematic diagram...

Unconventional Carbonate Reservoir Characterization Using Sonic Velocity and Characterization of Pore Architecture: An Example From the Mid-Continent Mississippian Limestone; #50979 (2014)

Beth Vanden Berg, G. Michael Grammer, Gregor Eberli, Ralf Weger

Search and Discovery.com

...Unconventional Carbonate Reservoir Characterization Using Sonic Velocity and Characterization of Pore Architecture: An Example From the Mid-Continent...

Response of the Seabed to Storm-Generated Combined Flows on a Sandy Arctic Shoreface, Canadian Beaufort Sea

Arnaud Hequette , Philip R. Hill

Journal of Sedimentary Research (SEPM)

...-surface elevations above the bottom were obtained for every three-hourly burst. Spectral analyses of the velocity data yielded values of wave...

ABSTRACT: A Hybrid Wave Equation Datuming and Kirchhoff PSDM Solution for Accurate Onshore Seismic Imaging, by Hu, Leon L.; Saleh, Saleh; Sliz, Krzysztof; Ley, Robert E.; #90141 (2012)

Search and Discovery.com

Time-lapse full-waveform inversion strategies for Snowflake datasets acquired at Newell County Facility in Alberta, Canada

Hyeong-Geun Ji, Kristopher A. Innanen, Sea-Eun Park, Ju-Won Oh

International Meeting for Applied Geoscience and Energy (IMAGE)

... Snowflake datasets. Finally, we compare the accuracy of final P-wave velocity models by analyzing the velocity differences at injection layer. Method...

Seismic Anisotropy Modeling from Well Log in Talang Akar Formation, South Sumatra, Indonesia; #41360 (2014)

Thariq Guntoro, Intan Andriani Putri1, and Dwa Desa Warnana

Search and Discovery.com

... which varying with the directions. Seismic wave velocity varying with the direction of propagation caused the anisotropy characteristics of rock...

Seismic Foldout: Revealing a Promising New Play Concept in the Salar Basin, Offshore Canada

Yermek Balabekov, Susana Tierrablanca, Sriram Arasanipalai, Nizar Chemingui, PGS

GEO ExPro Magazine

... RELIABLE EARTH PROPERTIES Using a wave equation parameterised in terms of velocity and reflectivity removes the need for a density assumption...

Evaluation of Seismic Exploration in Sub-Volcanic Reservoir Area by Synthetic Seismic Modeling

Yulia Nur Fajrina, Muhammad Ghazalli

Indonesian Petroleum Association

... seismic amplitude response are the p-wave velocity (Vp), the shear wave velocity (Vs) and the density of rocks. These parameters relate to rock...

Sand Particle Movement on Migrating Combined-Flow Ripples

Miwa Yokokawa , Fujio Masuda , Noritaka Endo

Journal of Sedimentary Research (SEPM)

... component was calculated as an orbital velocity based on wave period, wave height, wavelength, and water depth. The velocity of unidirectional flow...