Springflow Augmentation Possibilities at Comal and San Marcos Springs, Edwards Aquifer

Matthew M. Uliana, John M. Sharp, Jr.

GCAGS Transactions

... layers with the spring faults represented by a zone of connected cells (Fig. 6). Hydraulic conductivity and anisotropy values for the model were...

Gulf of Mexico Subsalt Deformation Zones: Weak Formation Integrity Rather than Anomalous High Pressure Zones

James C. Niemann

GCAGS Transactions

... adversely by changes in formation water resistivity, borehole rugosity, shale anisotropy resulting from high angles between the borehole and bedding...

Predictive Geologic and Geomechanical Models for Pad Development in the Delaware Basin

R. McIntyre, J. Gaines, S. Gardner, M. Mediani, C. Hammerquist, X. Li, M. Paryani, N. Umholtz

Unconventional Resources Technology Conference (URTEC)

... magnitudes and anisotropy, maximum horizontal stress orientation can also be extracted, which can inform drilling and fracing decisions (Story et al...

Three-Dimensional Hydrogeologic Characterization of Fractured Carbonate Aquifers Using Ground-Penetrating Radar

Georgios P. Tsoflias, John M. Sharp, Jr.

GCAGS Transactions

...-dimensional fracture orientation, density, inter-connectivity and aperture variation, as well as matrix porosity and permeability anisotropy, can...

Initial Caledonian Magmatism in Jamtland Area, Sweden: Chapter 28: Central Orogenic Belt

Arne G. B. Stromberg

AAPG Special Volumes

... the diabase. A mechanical anisotropy caused by corresponding stress anisotropy is indicated by an irregular, locally explosive splintering of the igneous...

Outcrop and Seismic Analysis of Natural Fractures, Faults and Structure at Teapot Dome, Wyoming

Scott P. Cooper, Bruce Hart, John C. Lorenz, Laurel B. Goodwin, Mark Milliken

Wyoming Geological Association

.... This information can provide a first order evaluation of the permeability anisotropy associated with these structures. Previous Work Teapot Dome is near...

Direct Measurement of Permeability and its Evolution with Stress

Deepak Gokaraju, Obren Djordjevic, Abhijit Mitra, Lori Hathon, Andreina Guedez, Robert Patterson, Alessandra Simone, Munir Aldin, Samuel Aldin, Akshay Thombare, Sudarshan Govindarajan

Unconventional Resources Technology Conference (URTEC)

..., Texas, USA, July 2015. Bhandari, A.R., Flemings, P.B., Polito, P.J., Cronin, M.B. and Bryant, S.L. 2015. Anisotropy and Stress Dependence of Permeability...

Joint Systems Along the Northeast Margin of the Mississippi Interior Salt Basin, Alabama

Jack C. Pashin and Andrew K. Rindsberg

GCAGS Transactions

... (e.g., Bolin et al., 1989). If joints are open at this depth, they may be a source of permeability anisotropy and may facilitate breakthrough of injected...

Quantitative Characterization of Deformation and Damage in Shale Under Compression Utilizing Digital Image Correlation

Fatick Nath, Edgardo Aguirre, Gabriel Aguirre, Jose L. Perez, Cesar Netro, Flavio Borjas, Valeria Limon

Unconventional Resources Technology Conference (URTEC)

...). Anisotropy and heterogeneity are common phenomena of a shale formation, and the existence of natural fracture and various geological discontinuities make...

AAPG/Datapages Discovery Series No. 7: Multidimensional Basin Modeling, Chapter 2: Modeling Thermal Histories: How Important Are Thermal Conductivity Data?

Gallagher, K.

AAPG Special Volumes

... conductivity anisotropy of rock with application to the determination of terrestrial heat flow: Journal of Geophysical Research, v. 99, p...

Natural Fracture Presence Prediction in Unconventional Reservoirs Using Machine Learning and Geostatistical Methods - Workflow and HFTS1 Case

Peace C. Eze, Lin Y. Hu

Unconventional Resources Technology Conference (URTEC)

... of variogram anisotropy and to a 3D variogram model. Besides, in the absence of nearby wells to inform variogram anisotropy on the horizontal plane, we refer...

Three-dimensional Fractal Model of Hydraulically Fractured Horizontal Wells in Anisotropic Naturally Fractured Reservoirs

Rosa M. Mariscal Romero, Rodolfo Camacho-Velázquez

Unconventional Resources Technology Conference (URTEC)

... and viscous flow, Knudsen diffusion, kerogen adsorption/desorption from the organic pore walls, geomechanics effects, anisotropy, and anomalous...

Chapter 7: Experimentally Evaluating Shale Dilation Behavior

M. A. Islam, P. Skalle

AAPG Special Volumes

... Plays, 2013 It is well known that shale exhibits highly anisotropic behavior due to the sedimentation process during deposition. Anisotropy affects...

A Rapid and Robust Approach for Optimizing Production in the Northern Delaware Basin

Cyrille Defeu, Brian D. Clark, Eric F. Wigger, Mike Mayerhofer, Todd Passmore, John Speight

Unconventional Resources Technology Conference (URTEC)

... recorded intervals of stress induced shear anisotropy striking Northeast/Southwest in and around the prospective lateral targets. For these reasons...

A Comprehensive Review of Fracture-Driven Interaction in Unconventional Oil and Gas Plays: Characterization, Real-Time Diagnosis, and Impact on Production

Harpreet Singh, Peng Cheng, Yuewei Pan, Chengxi Li, Yu Liu, Xi Wu, Mary Van Domelen, Samuel Rogers, Arash Dahi Taleghani, Meng Cao

Unconventional Resources Technology Conference (URTEC)

... The geomechanical properties (stress-anisotropy, Young’s modulus, Poisson’s ratio, Fracture Toughness, stress barriers, etc.) can control FDI in the following ways...

Geomechanical Complexity Associated With Sub-seismic Fold Structures in a Horizontal Well

Dee A. Moronkeji, Weiwei Wu, Ryan Hillier, Christopher Wolfe

Unconventional Resources Technology Conference (URTEC)

... and maximum horizontal stress within the fold (as expected). This differs from the far-field stress state where significant stress anisotropy has been...

Impacts of Reservoir Fluids and Pore Geometry on Hydrogen Adsorption and Diffusion in Rocks with Complex Composition and Pore Structure

Ibrahim Gomaa, Joshua Porter, Zoya Heidari, Asem Hassan

Unconventional Resources Technology Conference (URTEC)

.... Directional Diffusivity: The directional self-diffusion coefficients reveal significant anisotropy depending on the pore geometry, with slit-like pores...

Optimization of Parent-Child Well Spacing and Completion Design: A Delaware Basin Case Study

Hongjie Xiong, Prakhar Sarkar, Sangcheol Yoon

Unconventional Resources Technology Conference (URTEC)

.... Regarding stress anisotropy, we tested 0%, 3%, 5%, and 10% anisotropy, and evaluated each scenario to determine which one facilitated history matching more...

Research on Mechanical Properties of Natural Fractures and Fracture Prediction Model Based on Sliding Window

Yesong Li, Hui Li, Yi Li, Hai Liu, Yunyi Zhang, Libo Zhou, Guoying Zhao, Yongcheng Peng, Fujian Zhou, Ben Li

Unconventional Resources Technology Conference (URTEC)

... indentation techniques can better evaluate the rock mechanics properties of coal, considering the influence of mineral composition and anisotropy, while...

Geomechanical Modeling of Stimulation-Induced Stress Change for Casing Deformation Analysis

Roberto Wagner Alvarado, Scott Wilkins, Stephanie Cook, Robert Holman, Robin Pearson, Abbey Hale, Grant Loxton, Jonathan Woolley, Jennifer Roberts, Wei Zheng, Vincenzo De Gennaro, Doug Jordan

Unconventional Resources Technology Conference (URTEC)

... assigning stress values or by specifying overburden, stress azimuth, and accounting for strain anisotropy. The stress tensor solution is calibrated...

Sandstone Imbrication Study in Planar Sections: Dispersion, Biasses, and Measuring Methods

G. S. Gibbons

Journal of Sedimentary Research (SEPM)

...., AND KAUFMAN, S., 1960, Method and apparatus for determining directional dielectric anisotropy in solids: U.S. Patent 2,963, 642. BAKER, D. W., WENK, H. H...

Sources of Salinization of the Baton Rouge Aquifer System, Southeastern Louisiana

Callie E. Anderson, Jeffrey S. Hanor, Frank T.-C. Tsai

GCAGS Transactions

... are to the south and not below the Baton Rouge aquifer system. Although the presumed anisotropy in permeability of the Baton Rouge fault zone should have...

Phase Field Approaches to the Kinetic Modeling of Hydrate Phase Transitions

Bjorn Kvamme, Atle Svandal, Trygve Buanes, Tatyana Kuznetsova

AAPG Special Volumes

..., J. J., M. Asta, and A. Karma, 2001, Method for computing the anisotropy of the solid-liquid interfacial free energy: Physical Review Letters, v. 86...

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AAPG Special Volumes

..., 26deformation band, 112degree of anisotropy, 166Delaware Basin, 307delta front, 282       sweep patterns, 286deltaic reservoirs, 279       complexity, 279...

Reduction of Gross Rock Volume Uncertainty in a Salt Flank Structure Using Dipmeter and Image Log Data

Carmen Garcia-Carballido, Aadam Styles, Michael Poppelreiter

AAPG Special Volumes

... production. The salt overhangs cause poor seismic imaging underneath, velocity anisotropy, and amplitude washout. Consequently, structural and reservoir...