Well Performance Optimization With Electric Submersible Pump Using Production Software

August J.P., Ridwan Kiay Demak

Indonesian Petroleum Association

... of angles so that the effect of angle on holdup and pressure gradient were measured at angles from horizontal of 0, plus and minus 5,10, 15, 20, 25, 35...

Geosteering Drilling Technology of Ultra-long Horizontal well in Chang 7 Unconventional Reservoir of Qingcheng Oilfield

Wubin Gao, Bo Wang, Bo Chen, Liangbing Cheng, Zhangbin Feng

Unconventional Resources Technology Conference (URTEC)

... effect. This technology effectively solves the geological tracking and optimization adjustment in the process of horizontal trajectory while drilling...

Abstract: Effect of Scale on High-Gradient Carbonate Slope Deposition, by Ted E. Playton; #90033 (2004)

Search and Discovery.com

Abstract: Effect of Non-Hydrostatic Pore Pressure from the Depth to the Base of the Hydrate Stability Zone, by Robert W. Lankston; #90078 (2008)

Search and Discovery.com

Structural and Petrophysical Characterization of Mixed Drain/Barrier Fault Zones in Carbonates: Example from the Castellas Fault (SE France); #120077 (2013)

Christophe Matonti, Juliette Lamarche, Yves Guglielmi, Lionel Marie

Search and Discovery.com

... the horizontal and vertical directions. Finally, Vp values were artificially attributed to the centre of the emitter/receptor segment along horizontal...

Acoustic Velocity Modeling of Unconventional Reservoirs

Alessandra Simone, Lori Hathon, Michael Myers

Unconventional Resources Technology Conference (URTEC)

... on an ellipsoidal surface (ellipse in 2D). Using this assumption, the variation in velocity with propagation angle (0 – vertical and 90 – horizontal...

Estimating Thermal Conductivity in Sedimentary Basins Using Lithologic Data and Geophysical Well Logs (1)

FREDERIC BRIGAUD , DAVID S. CHAPMAN , and SYLVIE LE DOUARAN

AAPG Bulletin

... velocity: Geologie en Mijnbouw, v. 59, p. 215-224. Kappelmeyer, O., and R. Haenel, 1974, Geothermics with special reference to application...

A Breakthrough of Bekapai Converted S-Wave Processing and its Positive Impact to Structural Interpretation

Effendy Siawira, Andy Kristianto, Jaques Bonnafe, Natalia Anggriani, Cepi M. Adam, Zainal Abidin, Firman B. Kurniawan, Supriady, Claudio Strobbia, Yang Liu, Youning Li, Xiagui Miao, Libo Zi, Guishui Wang

Indonesian Petroleum Association

... of S-waves with a lower velocity than Pwaves and being insensitive to fluid effect, promises a better image of the subsurface. Advanced seismic processing...

Abnormal Formation Pressure

John S. Bradley

AAPG Bulletin

.... For example, for a saturated brine of approximately 300 ppt TDS, the net effect is a 14-percent decrease in pressure gradient, i.e., 110 psi/°F...

A Statistical Approach to Assessing Depth Conversion Uncertainty on a Regional Dataset: Cooper-Eromanga Basin, Australia

David Kulikowski, Catherine Hochwald, Dennis Cooke, Khalid Amrouch

Petroleum Exploration Society of Australia (PESA)

..., and which have a relatively negligible effect. (1) The four depth conversion methods used are described below. Average (pseudo) Velocity (Vavg) Method...

Continental-slope instability triggered by seepage: An experimental approach

Carolina H. Boffo, Tiago A. de Oliveira, Daniel Bayer da Silva, Rafael Manica, Ana Luiza de O. Borges

Journal of Sedimentary Research (SEPM)

... in the hydraulic gradient, driving aquifer discharge. Depending on the outflow velocity of the aquifer and the gradient pressure, collapse can be triggered...

Fault Interpretation Problems in the Southeast Barrow Sub-Basin

R. K. Whyte

Petroleum Exploration Society of Australia (PESA)

.... These are referred to as 'velocity windows' and seem to be fundamental to the fault shadow problem. Their effect can be gauged by trying various types of ray...

Analysis of Some Torsion-Balance Results in California

Robert H. Miller

AAPG Bulletin

... was not adaptable to California conditions. When it was shown that all California oil fields do affect the distribution of gravity in their vicinity, the effect...

Experimental Observation of Diffusion as the Main Drive Mechanism in Unconventional Shales

Son Dang, Sidi Mamoudou, Chandra Rai, Carl Sondergeld

Unconventional Resources Technology Conference (URTEC)

... these specimens were horizontal plugs. Figure 3. Experimental configuration for confining stress effect using the Duvernay sample. Configuration under...

ABSTRACT: Anisotropic Imaging of Okubotin 3-D Seismic Survey; #90115 (2010)

Adeboye A. Oni, Gislain Madiba, and Berti Ozumba

Search and Discovery.com

... ‘hockey stick’ effect at long offsets. Resolution of the velocity challenge helps in the better imaging of steep dips and corrects for non-hyperbolic...

Sustained Alluvial Aggradation and Autogenic Detachment of the Alluvial River from the Shoreline in Response to Steady Fall of Relative Sea Level

Andrew L. Petter, Tetsuji Muto

Journal of Sedimentary Research (SEPM)

... gradient between experiments. The "initial shoreline" series (Runs 2A to 2F) varied the horizontal position of the shoreline prior to initiation...

Numerical modeling of PP and PS reflections in DAS VSP

Joseph J. Cherayil, James L. Simmons

International Meeting for Applied Geoscience and Energy (IMAGE)

... simulated using finite-difference numerical modeling to study the effect of dip on PP and PS reflection amplitudes. The PP reflections were stronger...

Exploration Hydrodynamic - Northwestern Colorado

Patrick A. Treckman, Gilman A. Hill, William A. Colburn, Floyd H. Millera

Rocky Mountain Association of Geologists

... GRADLENTS A hydrodynamic pressure gradient is the rate of change of water pressure measured along the flow path and corrected to a horizontal datum...

Abstract: Different Approaches to Shear Wave Prediction, by O.H. Afif, M. Ahmed, and H.H. Soepriatna,#90188 (2014)

Search and Discovery.com

Wave-equation based amplitude versus offset inversion in long time windows, with time-variant wavelets

Dries Gisolf, Peter R. Haffinger

International Meeting for Applied Geoscience and Energy (IMAGE)

..., or horizontal slowness, by ray-tracing through a stratified overburden velocity model. Once the horizontal slownesses are known, the migrated image...

Wave scattering by the formation velocity perturbation surrounding a fluid-filled borehole

Zhou-Tuo Wei

International Meeting for Applied Geoscience and Energy (IMAGE)

... the measurement is made, producing certain effect on seismic waves. For example, the heterogeneities of formation velocity and bulk density will cause...

Achieving Effective Fractures Within High-Permeability Soft Formations

R. P. Marcinew, B. H. Brady, S. A. Burynuik, R. E. Cooper, C. D. Harding

Indonesian Petroleum Association

... velocity, consistent units w' = effective average fracture width, in. xf = fracture half-length, ft ΔP/L = pressure per unit length gradient...

Impact of Crossflow Among Fractures in Multiply Fractured Horizontal Wells in Unconventional Reservoirs

Yawen Liu, Iraj Ershaghi

Unconventional Resources Technology Conference (URTEC)

... flow, transition, and boundary effect. Fig. 4—Well performance of horizontal gas and oil wells in the conventional reservoir without fractures...

The Characterization of Fracture Mechanisms Using a Combination of Surface Microseismic Imaging, Microdeformation Modelling, and Downhole Microseismic Mapping: an Examination of the Value of Moment Tensor Migration Imaging

Raquel Velasco, Kit Chambers, Stephen A. Wilson

Unconventional Resources Technology Conference (URTEC)

... of the overburden stress is less than the magnitude of one or both of the two principal horizontal stresses (Walser and Roadarmel 2012). The source...

Understanding Field Performance of Hydraulically Fractured Wells: Comparison of Pressure Front Versus Tracer Front Propagation Using the Fast Marching Method (FMM) and Complex Analysis Method (CAM)

Kiran Nandlal, Chen Li, Ching-Hsien Liu, Venkata Bala Krishnateja Chavali, Michael J. King, Ruud Weijermars

Unconventional Resources Technology Conference (URTEC)

... gradient plots (Fig. 20 (a)). The pore volume for the onset of fracture interference (green horizontal line) also indicates the time when fracture drainage...