Acoustic/elastic wavefield injection and reconstruction from ocean-bottom data for elastic RTM

Bingkai Han, Weijian Mao, Xiao-Bi Xie

International Meeting for Applied Geoscience and Energy (IMAGE)

... of complete boundary values in the representation integrals can determine unique wave propagation, retrieving their original wave path approaching the recording...

Abstract: Seismic Dispersion in Extra-Heavy Oil Saturated Rock; #90172 (2014)

Todd D. Bown, Douglas R. Schmitt

Search and Discovery.com

... on seismic wave propagation. However problems arise in the comparison between high (e.g. laboratory, sonic logging) and low (seismic) frequencies when...

Least-squares reverse time migration for attenuating TTI media

Xinru Mu, Tariq Alkhalifah

International Meeting for Applied Geoscience and Energy (IMAGE)

... and energy attenuation of seismic waves, so it is necessary to consider the influence of such viscosity and anisotropy on seismic wave propagation when...

The plug drum effect, or why your microseismic events may not be where you think they are

Guillaume Bergery, Zhishuai Zhang, Jing Du, D. Diller, T. Shuck, B. Fish

Unconventional Resources Technology Conference (URTEC)

... propagation. URTeC 2691531 10 With the value calculated, we can further update the tube wave emission point to be at the measured depth of 3,563 m. After...

Gradient-regularized physics informed neural networks for acoustic wave simulation

Shobhit Mishra, Bharath Shekar

International Meeting for Applied Geoscience and Energy (IMAGE)

... the acoustic wave equation. PINNs are capable of simulating seismic wave propagation without the need for discretization and can be modified to be resolution...

Abstract: Seismic Frequency Wave Speed Measurements on Micro-cracked, Fluid-saturated Synthetic Rock; #90172 (2014)

Heather Schijns, Ian Jackson, Douglas R. Schmitt

Search and Discovery.com

.... A., 1956a, Theory of propagation of elastic wave in a fluid-saturated porous solid. I. Low-frequency range: Journal of the Acoustical Society...

Seismic simulations of experimental strata

Lincoln Pratson, Wences Gouveia

AAPG Bulletin

... by wave-propagation phenomena, such as diffractions, multiples, and interbed reverberations. Aki, K., and P. G. Richards, 1980, Quantitative seismology...

Characteristics of the Free Surface Multiple Attenuation Using Wave Field Extrapolation; #40504 (2010)

Patrícia P. Ferreira, Marco Antonio, Cetale Santos, and Luiz Landau

Search and Discovery.com

... be interpreted as the wave field propagation along the water layer such that, the primaries are turned into first-order reverberations. A convolution...

Research and application of shallow surface wave prediction attenuation in dual complex mountainous exploration areas

Xinyue Song, Zaijin Zhang, Yi Bao, Cheng Wang, Zhonghua Zhao, Yangyang Wang

International Meeting for Applied Geoscience and Energy (IMAGE)

..., the propagation direction of Rayleigh waves is parallel to the x-axis, and the z-axis extends downwards. The wave field on the j-th interface can...

Abstracts: The Deconvolution of Multicomponent Trace Vectors; #90173 (2015)

Xinxiang Li, Peter Cary, and Rodney Couzens

Search and Discovery.com

... is that our vector deconvolution process is independent of the shear-wave splitting effect in a 1-D vertical propagation HTI model. As described...

Combined P and S Waves Survey for Hydrocarbon Exploration

Basuki Puspoputro

Indonesian Petroleum Association

.... Seismic wave propagation phenomena and development of techniques in seismic data acquisition, processing, and interpretation are covered by this study...

PS-Wave Azimuthal Anisotropy: Benefits for Fractured Reservoir Management, by James E. Gaiser, #40120 (2004).

Search and Discovery.com

Marine Seismic Sources: Part XII: Sound in the Sea

Martin Landrø, Lasse Amundsen

GEO ExPro Magazine

... The propagation of sound through water is described by the wave equation, with appropriate boundary conditions. A number of models have been developed...

Data-driven near-surface Q compensation: A case study in Sichuan Basin of China

Xinyuan Feng, Yulian Zhao, Mingtu Xiao

International Meeting for Applied Geoscience and Energy (IMAGE)

... of the seismic wave signal attenuates faster than the lowfrequency component. With the increase of the propagation distance, the frequency of the attenuated...

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)

...y variables. We have developed a new formulation in which the number of memory variables is reduced by half, so that we can model seismic-wave propagation w...

Abstract: Seismic Detection of Cracks in Carbonates Associated with Potash Mining; #90171 (2013)

Zimin Zhang and Robert R. Stewart

Search and Discovery.com

...° incidence. The SH-wave velocity drops gradually from vertical to horizontal propagation. AAPG Search and Discovery Article #90171 CSPG/CSEG/CWLS...

Low-frequency signal-guided seismic amplitude preservation optimization and its application in Paleogene reservoir prestack inversion

Xie Xiang, Zhang Zhongqiao, Qiao Zhu, Wang Jinghan

International Meeting for Applied Geoscience and Energy (IMAGE)

... pre-stack reservoir inversion. Method The seismic wave will be irreversibly absorbed and attenuated during its propagation because the underground...

Prestack true-amplitude angle-domain viscoelastic least squares reverse time migration

Yue Wang, Yang Luo, Peng Shen, Jingru Chen, Guangchi Xing, Ao Cai, Mark Fan, Guojian Shan, Lin Zhang, Xiaoting Lou, Zhengyun Zhou

International Meeting for Applied Geoscience and Energy (IMAGE)

... in the real earth propagation. In this paper the memory-variable approach (Carcione 1998) for 2nd-order TTI wave equation is used for the forward and adjoint...

ABSTRACT: Geomechanical tests in the light of computed X-ray tomography and petrographic data analysis for coal samples from Carboniferous basin in Poland

Edyta Puskarczyk, Paulina Krakowska, Iwona Jelonek, Marek Dohnalik

The Society for Organic Petrology (TSOP)

... pores and cracks change after the high stress conditions, how many cracks are formed and want is the range of propagation. Geomechanical, computed X...

Compressional and Shear Wave Seismic Studies in the Williston Basin of Central Saskatchewan

Bradley J. Carr, Zoltan Hajnal

Williston Basin Symposium

... results are higher than expected. Although not unique (Lynn, 1991), the high Vp/Vs infers slow shear wave propagation through the -330 ft...

Pressure prediction using converted shear waves from OBN data: A rock physics approach

Prajnajyoti Mazumdar, Kevin Searles, Bjorn Olofsson, James Gaiser, Terence Krishnasami

International Meeting for Applied Geoscience and Energy (IMAGE)

... support shear wave propagation resulting in very low S-wave velocities. As the burial depth increases, the grain-to-grain contact increases resulting...

Experimental Investigations of Combined Flow Sediment Transport

Everett Smith, Max S. Daniller-Varghese, Paul M. Myrow, David Mohrig

Journal of Sedimentary Research (SEPM)

... (Kämpf and Myrow 2014, 2018). Downslope Propagation of Wave Effects Combined-flow data from experiment 9 (Fig. 7) show oscillatory velocities...

Abstract: Effects of Lateral Heterogeniety Scales on AVO Trends; #90174 (2014)

Ramin Saleh, Emmanuel Bongajum, and Bernd Milkereit

Search and Discovery.com

... staggered-grid finite difference (FD) methods have been developed to model seismic wave propagation in 2D/3D viscoelastic media (Robertsson et al., 1994...

Abstracts: Tuning Effects in P-wave Reflections from a CO2 Injected Saline Aquifer: A Preliminary Appraisal; #90173 (2015)

Bernard Giroux, Maxime Claprood, and Lorenzo Perozzi

Search and Discovery.com

... has a strong effect on wave propagation, as can be seen in Figure 2. Figure 2: Snapshots of the vertical component of particle velocity for CO2...

Application of Visco-Acoustic Full Waveform Inversion to Shallow-Water, Shallow-Gas Data, #41802 (2016).

Xin Cheng, Ronan Petton, Ian Anstey, Wai-Leong Lai, Denes Vigh, Gavin Menzel-Jones

Search and Discovery.com

... isotropic wave equations describes the dispersion and attenuation effects of wave propagation reasonably well (Aki and Richards, 1980; Robertson et al...