Full Waveform Acoustic Logging: Part 7. Geophysical Methods

C. H. Cheng

AAPG Special Volumes

... (compressional) wave traveltime through the rock. ull waveform acoustic logs, however, provide a large amount of other information. This includes S (shear...

Adjustments of Velocity Logs to Tie Geophone Surveys

Warren Hicks

Oklahoma City Geological Society

... Wave Propagation in Porous Granular Media - Geophysics, Vol. 21, pp. 691-714, 1956. Shumway, G.: Resonance Chamber Sound Velocity Measurements...

A New Type of Reservoir Rock in Volcaniclastic Sequences (1)

LEV VERNIK

AAPG Bulletin

... and permeability, accompanied by dramatic changes in wave propagation velocity and other physical properties, in laumontite tuffs occurs in the oil fields...

Simultaneous Inversion for Microseismic Event Location and Velocity Model in Vaca Muerta Formation

Zhishuai Zhang, Jing Du, Fuchun Gao

Unconventional Resources Technology Conference (URTEC)

...-validation and the accuracy of the locations is cross-verified with P-wave polarization for looking at the event incidence angle at each receiver...

Acoustic and Elastic Modeling of Seismic Time-Lapse Data from the Sleipner CO2 Storage Operation

R. J. Arts, M. Trani, R. A. Chadwick, O. Eiken, S. Dortland, L. G. H. van der Meer

AAPG Special Volumes

... modeling is that it cannot account for the effects of lateral velocity changes on stack integrity, and wave propagation effects leading to signal...

Wind/Wave and Tidal Processes Along the Upper Devonian Catskill Shoreline in Pennsylvania, U.S.A.

R. Slingerland, J.-P. Loule

Dallas Geological Society

... channels, presumably because sand is scarce. Finally, Slingerland (1986) solved the equations describing tidal wave propagation in the Catskill Sea...

Wind/Wave and Tidal Processes Along the Upper Devonian Catskill Shoreline in Pennsylvania, U.S.A.

R. Slingerland, J.-P. Loule

CSPG Special Publications

... channels, presumably because sand is scarce. Finally, Slingerland (1986) solved the equations describing tidal wave propagation in the Catskill Sea...

Unusual Shoreface Sedimentology in the Upper Jurassic of the Boulonnais, Northern France

P.B. Wignall , O.E. Sutcliffe , J. Clemson , E. Young

Journal of Sedimentary Research (SEPM)

... of wave propagation--usually orthogonal or oblique to the shoreline (Clifton et al. 1971; Clifton 1976). In the uppermost shoreface and the foreshore...

Quantitative FWI characterization of reservoir properties at the CMC Newell County Facility

Qi Hu, Matthew Eaid, Scott Keating, Kristopher Innanen, Xiaohui Cai

International Meeting for Applied Geoscience and Energy (IMAGE)

... seismic wave propagation that is heavily influenced by surface waves, attenuation and dispersion, and spatially varying source signatures...

Data selection for velocity model estimation using a circular shot OBN survey

Felipe T. Costa, Sergio L. E. F. da Silva, Ammir A. Karsou, Felipe Capuzzo, Roger M. Moreira, Jorge Lopez, Marco Cetale

International Meeting for Applied Geoscience and Energy (IMAGE)

... than the number of seismic sources, we applied the reciprocity principle (Cardone, 2014) to reduce the wave propagation modeling runtime, interchanging...

Flow Transformations in Particulate Gravity Currents

Dave Waltham

Journal of Sedimentary Research (SEPM)

... the point where its wave propagation speed equals the flow speed. Hence, a jump in flow thickness occurs precisely at the point where these velocities...

Tempestite Deposition

Paul M. Myrow , John B. Southard

Journal of Sedimentary Research (SEPM)

... the conditions under which mixing forces destroy density stratification, and also raise the possibility that with high Richardson numbers, wave-generated...

Application of TTI Reverse Time Migration, Deepwater Offshore Malaysia (Paper P5)

J. Sun, B. Mishra, C. Jiao, J. Sun, G. Hodgkiss, A. Bisset

Geological Society of Malaysia (GSM)

... East Asia. The project was started in 2009 and completed in 2010. The value of RTM lies in its ability to handle energy propagation through complex...

Application of VTI PSDM for imaging carbonate structures

Seyed Yaser Moussavi Alashloo, Deva Ghosh, Yasir Bashir, Amir Babasafari

Geological Society of Malaysia (GSM)

... transverse isotropy (VTI) wave equation. A fast marching finite difference approach is used as our eikonal solver since it is fast and stable...

Abstract: Array Analysis of Surface Microseismic Data from the Rolla Microseismic Experiment; #90174 (2014)

Katarina Seckarova and David W. Eaton

Search and Discovery.com

... (north-south propagation). Our method requires interactive picking of arrival times, which are then fit using computed arrival-time curves based...

Abstracts: Locating Microseismicity in Three-Dimensionally Heterogeneous Reservoirs; #90173 (2015)

Adam M. Baig, Ted Urbancic, Margaret Seibel, Vladimir Shumila

Search and Discovery.com

... such as folding or faulting. . Although rays may still be traced in these volumes, they exhibit a more chaotic behaviour, especially as propagation...

Integration of Seismic and Log Data of a Deep Borehole in the Basement Rocks of Northeastern Alberta; #41517 (2015)

Judith Chan, Douglas R. Schmitt

Search and Discovery.com

... orientation, and on the degree of fluid saturation that can exhibit seismic anisotropy for wave propagation. The walk-away VSP data is processed...

CGG 3D Surface-Related Multiple Modelling: A Unique Approach, #41590 (2015).

David Le Meur, Antonio Pica, Terje Weisser

Search and Discovery.com

... and multiples through the target volume is modelled using the one-way wave equation. The method therefore handles well the problems of cable feathering...

Slope Stability Issues in Hydrate Bearing Sediments Under Seismic Loading, by P. Jackson, D. Gunn, D. Long, M. Lovell, R. Musson, P. Hobbs, J. Rees, C. Rochelle, K. Bateman, V. Nelder; #90035 (2004)

Search and Discovery.com

Seismic attenuation extracted from isolated traffic signals

Yumin Zhao, Yunyue Elita Li, Bei Li, Wei Luo, Zhaoyin Liu, Yuxuan Zhou

International Meeting for Applied Geoscience and Energy (IMAGE)

... changes in the propagation property of seismic waves. Seismic velocity changes over time have been extracted from both active and passive seismic data...

Research and application of amplitude attenuation gradient hydrocarbon detection method without the influence of thickness

Yichuan Wang, Xijia Sun, Zhao Ye, Pan Yong

International Meeting for Applied Geoscience and Energy (IMAGE)

... the relative movement of the fluid and the solid particles, resulting in the attenuation of the wave amplitude. Scholars at home and abroad have used...

A case study using FWI to image pre-Messinian target in the East Mediterranean Sea

Jyoti Kumar, Marcus Bell, Tamer Darwish, Mai Ahmed, Mahmoud Ahmed, Moataz Ahmed

International Meeting for Applied Geoscience and Energy (IMAGE)

...-propagation methods, such as FWI, provide the resolution in the model that ray-based back-projection approaches cannot. FWI iteratively solves a model...

Diffraction amplitudes as a quantitative fracture property interpretation tool

Donald C. Adams, César Barajas-Olalde, Nourelhouda Benouadah, Trevor L. Richards, Bethany A. Kurz

International Meeting for Applied Geoscience and Energy (IMAGE)

... edges. Diffractions can detect these features even when they are below the resolution of seismic reflections (Schwarz, 2019). The propagation...

Gabor Depth Migration using a New Adaptive Partitioning Algorithm

Yongwang Ma

Search and Discovery.com

... exploration geophysics, GPSPI is referred to by Fishman and McCoy (1985) as the locally homogeneous approximation (LHA) of wave propagation at high...

Gabor Depth Migration using a New Adaptive Partitioning Algorithm

Yongwang Ma

Search and Discovery.com

... exploration geophysics, GPSPI is referred to by Fishman and McCoy (1985) as the locally homogeneous approximation (LHA) of wave propagation at high...