Numerical Simulation of Temperature Changes Caused by CO2 Injection in Geological Reservoirs

A. Kopp, A. Ebigbo, A. Bielinski, H. Class, R. Helmig

AAPG Special Volumes

... CO2 decreases with increasing temperature at constant pressure. If, in this case, pressure is supercritical and temperature changes from sub...

Part 3: Support Data (B)

Francis P. Shepard, Neil F. Marshall, Patrick A. McLoughlin, Gary G. Sullivan

AAPG Special Volumes

... that are not adequately indicated in time-velocity plots. The relatively long periods with constant direction of flow were probably due to ebbing tide...

Full Waveform Inversion: Early Start of Model Building Process to Resolve the Complex near Surface Model in the Exmouth Sub-Basin, North West Shelf Australia

Lianping Zhang, Haryo Trihutomo, Yuelian Gong, BeeJik Lim, Alexander Karvelas

Australian Petroleum Production & Exploration Association (APPEA) Journal

... velocity model from a smooth starting model. FWI derived an accurate and detailed near surface model, which subsequently benefitted the common image...

Chapter 14 (Case Histories of Three-Dimensional Seismic Surveys)—Case History 2: Three-Dimensional Seismic Monitoring of an Enhanced Oil Recovery Process

Robert J. Greaves, Terrance J. Fulp

AAPG Special Volumes

... the usable spectrum of each stacked trace. In the final processing step, the data were migrated using an f-k migration algorithm and the velocity function...

Exploration and Development based on RTH Technology and AI

Gennady Erokhin, Mariia Erokhina, Kirill Safran, Alexandre Iakovlev

Unconventional Resources Technology Conference (URTEC)

... behavior of two vectors: the velocity vector in forward wave and the velocity vector in time-reversed backward scattering wave provides detailed...

Shoreline Autoretreat Substantiated in Flume Experiments

Tetsuji Muto

Journal of Sedimentary Research (SEPM)

... shoreline migration. It is also possible for Br to be located seaward of the initial position (i.e., 0 < xBr < xM). In that case an estimation...

Seismic Hydrocarbon Indicators in the South China Sea: Geological and Geophysical Aspects

Stephen P. J. Cossey, William T. Valenta, Francois Payot, Tom T. Ho, P. J. Wegenhofer

Indonesian Petroleum Association

... layers and troughs representing the tops of low velocity layers as would be the case with normal reflection coefficient traces. The trough representing...

Studies on Influential Factors of Flowback and Productivity of MFHWs and a Field Case in Shale Gas Formations

Guicheng Jing, Zhangxin Chen

Unconventional Resources Technology Conference (URTEC)

... of simulation. Conversely, keeping the choke size constant at 8mm yields the lowest cumulative gas production. This is due to excessive flowback velocity...

Machine Calculation of Migration Data

E. Usdin

Oklahoma City Geological Society

.... It is programmed to solve the migration problem for linear increase of velocity with depth. A sample print-out of a dip calculation is shown...

Long-Range Petroleum Migration in the Illinois Basin (1)

CRAIG M. BETHKE , JACKIE D. REED , and DONALD F. OLTZ

AAPG Bulletin

... efficiency and velocity are greatest when oil saturates a small part of the carrier bed's porosity. Capillary forces can aid migration by segregating...

Comparative hydraulic and sedimentologic study of ripple formation using experimental turbidity currents and saline currents

Débora Karine Koller, Rafael Manica, Juan Jose Fedele

Journal of Sedimentary Research (SEPM)

... velocity vanishes, is the shear velocity (m s–1), and κ is the Von Kàrman constant (0.41). By fitting a straight line in a semilogarithmic plot...

Mapping Rock-Property Changes and Fluid Migration Due to Hydraulic Fracturing

Jyoti Behura

Unconventional Resources Technology Conference (URTEC)

...Mapping Rock-Property Changes and Fluid Migration Due to Hydraulic Fracturing Jyoti Behura URTeC: 1037 Mapping Rock-Property Changes and Fluid...

Model for Hydrocarbon Migration and Entrapment Within Faulted Structures

Urban S. Allan

AAPG Bulletin

... the structural geometry constant and varying the stratigraphy emphasize how trapping and migration are influenced by stratigraphic geometry. Where...

Building a three-dimensional near-surface geologic and petrophysical model based on borehole data: A case study from Chemery, Paris Basin, France

Paola Sala, Marcel Frehner, Nicola Tisato, O. Adrian Pfiffner

AAPG Bulletin

... reconstructed from the borehole velocity logs (Figure 12B) shows a constant increase of the velocity with depth with some localized velocity inversions...

Abstract: Onshore U.S. Depth Imaging and Velocity Model Building, by Morgan P. Brown, Joseph H. Higginbotham, Cosmin Macesanu, and Oscar E. Ramirez; #90124 (2011)

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Implications of Seismic Attribute Computations from Depth-Migrated Data; #41980 (2017)

Lilian Vargas-Meleza, Edgar Espinoza-Carrasco, Sergio Chávez-Pérez

Search and Discovery.com

... Petróleo (IMP), Ciudad de México, Mexico 1 2 Abstract Prestack depth migration (PSDM) is a highly popular imaging process because it enhances seismic...

The Origin of Inverse Grading in Muddy Debris Flow Deposits--A Review

Michael A. Naylor

Journal of Sedimentary Research (SEPM)

... ideally be abrupt, vertical migration of plug boundaries with time would tend to "blur" these changes. Again, in the ideal case, zones of shear...

Seismic Exploration Using Shear Waves

R. Garotta

Indonesian Petroleum Association

... of the field parameters: this is always the case when the accuracy of velocity analysis is concerned. Let us now examine the evolution of δ...

A mechanical basis of fault-bend folding

N. P. Benesh, and J. H. Shaw

AAPG Bulletin

... at a constant, horizontal velocity of 3 m/s drives the shortening and contraction during the simulation. For the right confining wall, we sought to impose...

Prestack Depth Imaging Within the Makassar Straits, Eastern Kalimantan, Indonesia

Chris Willacy, Suryadi Oemar, A. Edy Hermantoro, Paul Gilleran

Indonesian Petroleum Association

... was used to attack the water bottom and supra-fold multiples which are strong throughout the region. Velocity model building and prestack depth migration...

Three-Dimensional Depth Imaging of Seismic Data, with Examples from the Overthrust Belt of Southwestern Wyoming

Alvin K. Benson

Wyoming Geological Association

... (a) the complications produced by rapid lateral velocity changes, velocity pull-up, etc., and (b) the necessity of using a depth imaging process versus...

ABSTRACT: Confirming Depth Models using Differential Wide Aperture Seismic; #90061 (2006)

James H. Leven

Search and Discovery.com

...-stack depth migration or for precise depth conversion, particularly for field definition. Normal moveout (NMO) “velocity” analysis is a relatively...

The Role of Regional Seismic Surveys in the Exploration of the North West Shelf

J. Ostby, C. Johnston

Petroleum Exploration Society of Australia (PESA)

... reflections. ¥_ INTRA BED J. Ostby & C. Johnston 213 Figure 3: Constant velocity gathers, constant velocity stack and coherency velocity analysis...

The Implications of Basin Modelling for Exploration - Sunda Basin Case Study, Offshore Southeast Sumatra

Wicaksono Prayitno, J. W. Armon, Sigit Haryono

Indonesian Petroleum Association

.... The lower case assumes a constant source rock thickness and richness. The more likely case considers a 33% increase in organic richness and a 200'-350...

Compositional Changes to Gas Migrating through Water-Saturated Rock

Search and Discovery.com