Experimental Modeling of the Spatial Distribution of Grain Size Developed in a Fill-and-Spill Mini-Basin Setting

Rufus L. Brunt, William D. McAffrey, Benjamin C. Kneller

Journal of Sedimentary Research (SEPM)

.... Measurements of flow velocity, concentration, grain size, and the resultant deposit thickness were taken. In the Series 2 experiments, both sills were fixed...

Abstract: P-wave AVAz Modeling: A Haynesville Case Study; #90224 (2015)

Jon Downton

Search and Discovery.com

...Abstract: P-wave AVAz Modeling: A Haynesville Case Study; #90224 (2015) Jon Downton Datapages/Search and Discovery Article #90224 GeoConvention...

Towards a New Exploration Opportunity: An Inclined Gas/Water Contact, Pressure Gradients and an Overpressured Domain in and Around the Peciko Area, Mahakam Delta Province, East Kalimantan, Indonesia

Hiromi Honda, Hirofumi Kobayashi, Henry Banjarnahor

Indonesian Petroleum Association

... on the data of migration rate shown by England, et al. (1987) (Table 1). These values show that both of velocity head and friction loss head...

The History of Part of the Colorado River and Its Tributaries: An Experimental Study

Thomas W. Gardner

Four Corners Geological Society

... on the inside in response to an outward shift in the thread of greatest velocity, caused an increase in meander amplitude. Wave-length remained constant...

Slope estimation of locally coherent events by polarization analysis of multi-component seismic data: Application to stereotomography for sparse node acquisition

Xiaole Zhou, Alessandra Ribodetti, Stephane Operto

International Meeting for Applied Geoscience and Energy (IMAGE)

... an accurate initial velocity model for migration and FWI (Lambar´ , 2008). Stereotomography builds e velocity model from traveltimes and slopes at sources...

Abstract: LSPSM for Pre-and Poststack Time Lapse Studies; #90187 (2014)

Abdolnaser Yousefzadeh and John C. Bancroft

Search and Discovery.com

...tivity due to velocity change. Since the only change in the velocity model is the dipping layer at 1 s, all other events below 1.3 s are migration...

Aquathermal Fluid Migration: GEOLOGIC NOTES

Kinji Magara

AAPG Bulletin

...; a high geothermal gradient favors fluid migration and possibly flushes more hydrocarbons. Where the geothermal gradient is constant, the rate...

2.0 Abnormal Pore Fluid Pressures: Definition, Terminology, Observations

P. E. Gretener

AAPG Special Volumes

... the idea of rebound for large shale masses. However, in their case rebound would require migration of external water into the shales. In the case...

What do acoustic FWI derived amplitudes mean in terms of elastic properties?

Dhananjay Kumar, Ana Garcia-Ceballos, Joe Dierkhising, Abigail Maxwell, Akkel Paul

International Meeting for Applied Geoscience and Energy (IMAGE)

... FWI with constant density. In analyzing acoustic FWI models at multiple wells from offshore Trinidad, we observe that the FWI velocity model correlates...

Least-squares reverse time migration: Lessons learned from recent applications in challenging areas of the Santos Basin, Brazil

Jos Rodrigues, Felipe Duarte, Danilo Domingos, Bruno Pereira-Dias, Elionardo Pintas

International Meeting for Applied Geoscience and Energy (IMAGE)

... others). The geological setting of the deep-water plays of the Santos Basin, Brazil is challenging for seismic imaging, since the migration velocity...

Abstract: A Case History on 3D Seismic Imaging in Hydrocarbon Exploration and Production, by R. C. Cole, J. C. Deknatel, S. M. Devries, R. East, P. P. Gelderblom, P. Gerritsma, D. J. Smit, and M. Vanderveen; #90942 (1997).

Search and Discovery.com

Seismic Reflections from a Lau Basin Magma Chamber

Janet L. Morton, Norman H. Sleep

Circum Pacific Council Publications

... moveout correction and the migration operations used a velocity function that varied vertically and l a t e r ­ ally. Because the data set contains few...

Three-Phase Darcy Migration in Basin Modeling, #42071 (2017).

Clementine Meiller, Julien Coatleven, Jean-Charles de Hamptinne, Xavier Guichet, Nicolas Maurand

Search and Discovery.com

.../disappearance of one phase, difference of migration velocity between liquid and gas phases, or the potential dissolution of some components in water...

Elastic FWI for joint Vp, Vs and density inversion

Peng Shen, Uwe Albertin, Hermes Malcotti, Josh Haataja

International Meeting for Applied Geoscience and Energy (IMAGE)

..., Vs and density influence seismic data through different mechanisms. Conventionally we associate traveltime with Vp, the p-wave velocity, for its...

Some Experimental Work Testing the Hydraulic Theory of Oil Migration and Accumulation by Means of the Downward Circulation of Water

Albert W. Weeks

AAPG Bulletin

...Some Experimental Work Testing the Hydraulic Theory of Oil Migration and Accumulation by Means of the Downward Circulation of Water Albert W. Weeks...

Unconventional Gas Mining: Insights from Pore to Mine Scale Simulations

Huilin Xing, Jinfang Gao, Geoff Wang, Hans Muhlhaus

Petroleum Exploration Society of Australia (PESA)

... to the top side under a constant pressure gradient (2e-2/200units) with both left and right sides closed as zero velocity. The differences between...

Full-waveform inversion and FWI imaging for land data

James Sheng, Cristina Reta-Tang, Faqi Liu, Alfredo Vzquez Cant, Alejandro Cabrales Vargas

International Meeting for Applied Geoscience and Energy (IMAGE)

..., Pemex Summary Velocity model building and imaging for land surveys are particularly challenging due to the complexities of the near surface model...

Shortening Values in the Southern Fars Arch of the Zagros: Assessing Uncertainties by Structural and Gravity Sensitivity Analysis, #51668 (2020).

Ralph Hinsch, Martin Vogele, Gholamreza Gharabeigli, Abbas Majidi, Tam Lovet, Ali Asghar Julapour, Gabor Tari, Walter Kosi

Search and Discovery.com

...° (Top Miocene Mishan Fm. ) and 0.6° at -15 The velocity model to Permian is constrained by seismic migration velocities and offshore wells. Constant...

Application of Anisotropic Depth Imaging Onshore

Scott Sutherland, Marianne Rauch-Davies

Unconventional Resources Technology Conference (URTEC)

... in offshore processing sequences, however, conventional wisdom often dictates that pre-stack depth migration (PSDM) is unnecessary in the onshore, geologically...

Analysis of secondary migration of hydrocarbons in the Ordovician carbonate reservoirs in the Tazhong uplift, Tarim Basin, China

Hong Pang, Junqing Chen, Xiongqi Pang, Keyu Liu, Luofu Liu, Caifu Xiang, Sumei Li

AAPG Bulletin

...Analysis of secondary migration of hydrocarbons in the Ordovician carbonate reservoirs in the Tazhong uplift, Tarim Basin, China Hong Pang, Junqing...

Enhancing PSDM via Well Data Derived from Gradient Boosted Trees Machine Learning

Marianne Rauch, Mike Perz, Sathiya Namasivayam, Ritesh Sharma

Unconventional Resources Technology Conference (URTEC)

... a better chance to solve the difficult near-surface wave propagation issues [5]. The migration velocity model building is a crucial part of the depth...

Abnormal Formation Pressures: Recognition, Distribution, and Implications for Geophysical Prospecting, Brazoria County, Texas

Edward T. Flanigan

GCAGS Transactions

.... Conversion from time to depth (or vice versa) is done using a velocity function. In this case, it was done by applying a function derived from a well-shot...

3.4 Detached Sediments: 3.4.1 Decollement Tectonics (A-Subduction): Utah-Wyoming Overthrust Line

B. D. McClellan and J. A. Storrusten

AAPG Special Volumes

... to allow confidence in the model, it can be used as a velocity distribution for seismic migration. An example of this is shown in Figure 6...

Sand Dune Development within the Simpson Desert and its Effect on Statics Calculation

P. G. Senycia

Petroleum Exploration Society of Australia (PESA)

... their effect on the seismic data. Recent results from uphole velocity proftles conducted in the Northern Territory portion of the Desert indicate dune...

Kronecker neural networks for the win: Overcoming spectral bias for PINN-based wavefield computation

Umair bin Waheed

International Meeting for Applied Geoscience and Energy (IMAGE)

... to have a constant velocity for which we can calculate the background wavefield u0 analytically. Then, we use equation (2) to calculate...