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The AAPG/Datapages Combined Publications Database
Showing 3,124 Results. Searched 200,630 documents.
The Influence of Fault Permeability on Single-Phase Fluid Flow Near Fault-Sand Intersections: Results from Steady-State High-Resolution Models of Pressure-Driven Fluid Flow
Stephan K. Matthai , Stephen G. Roberts
AAPG Bulletin
... geology: AAPG Bulletin, v. 74, p. 151-162. Johnson, C., 1990, Numerical solution of partial differential equations by the finite element method...
1996
Bed Configurations
Gerard Middleton, John B. Southard
Special Publications of SEPM
... in Equation (7.6) to find dH0/d(d), setting this derivative equal to zero, and solving for d as a function of H0. The resulting curve is a straight line given...
1984
Perspectives on Stratigraphic Simulation Models: Current Approaches and Future Opportunities
W.Lynn Watney, Eugene C. Rankey, John Harbaugh
Special Publications of SEPM
... Mountains also considered the fill rates volumes to the late Pliocene Thermodynamics in various environments they equations and estimates...
1999
Mechanism for Emplacement of Piercement Diapirs
Richard S. Bishop
AAPG Bulletin
... This section presents the equations describing the yield stress, P0, at the internal boundary of laterally constrained and unconstrained spheres. (See Appendix...
1978
Carbon Dioxide Generation from Coals in Taranaki Basin, New Zealand: Implications for Petroleum Migration in Southeast Asian Tertiary Basins
S. D. Killops, R. G. Allis, R. H. Funnell
AAPG Bulletin
... from the mole fraction values in Table 3. Solving the resulting four simultaneous equations for the molar proportion of C lost by coal as CO2 (x/c...
1996
Empirical Determination of Physical Controls on Megafaunal Footprint Formation Through Neoichnological Experiments with Elephants
Brian F. Platt, Stephen T. Hasiotis, Daniel R. Hirmas
PALAIOS
... from ancient track-bearing sediments, or that would provide the most informative results when solving for an unknown variable. We selected footprint...
2012
High-Resolution Visualization of Flow Interference Between Frac Clusters (Part 1): Model Verification and Basic Cases
Ruud Weijermars, Arnaud van Harmelen, Lihua Zuo, Ibere Nascentes Alves, Wei Yu
Unconventional Resources Technology Conference (URTEC)
...-direction (Fig. 2a). Equations (4) and (6) can be applied to string together multiple segments into any arbitrary fracture network (Fig. 2b...
2017
Chronologic modeling of faulted and fractured reservoirs using geomechanically based restoration: Technique and industry applications
Laurent Maerten, Frantz Maerten
AAPG Bulletin
... is irrelevant. Gauss-Seidel is an iterative method for solving partial differential equations on a triangulated surface (2-D) or tetrahedrized volume (3-D). When...
2006
Sea level and vertical motion of continents from dynamic earth models since the Late Cretaceous
Sonja Spasojevic, Michael Gurnis
AAPG Bulletin
... models of mantle convection. We combine inverse and forward methods for solving for mantle convection, allowing estimates of initial conditions...
2012
Numerical Study of Impact of Nano-Pores on Gas-Oil Ratio and Production Mechanisms in Liquid-Rich Shale Oil Reservoirs
Mohammad Khoshghadam, W. John Lee, Aaditya Khanal
Unconventional Resources Technology Conference (URTEC)
... calculations, which involve VLE-equations with component mass balances (Jin et al. 2013). For conventional reservoirs capillary pressure is neglected...
2015
The Impact of Pore Size and Kerogen Maturity on the Behavior of Water in Organic Kerogen Nanopores in Shales
Yinan Hu, Deepak Devegowda, Richard F. Sigal
Unconventional Resources Technology Conference (URTEC)
...a-molecular interactions by solving Newton’s equations of motion. This study focuses on the behavior of water in organic shale nanopores. The model chose...
2015
Compositional Variation Study for Improving Recovery in Gas-Condensate Reservoirs
Hai X. Vo, Roland N. Horne
Unconventional Resources Technology Conference (URTEC)
... and saturation created by these mitigation techniques. Results from solving the mathematical optimization problem for methane injection demonstrated...
2016
Rapid Refracturing Candidate Selection in Shale Reservoirs Using Drainage Volume and Instantaneous Recovery Ratio
Changdong Yang, Xu Xue, Jixiang Huang, Akhil Datta-Gupta, Michael J. King
Unconventional Resources Technology Conference (URTEC)
... using the fast marching method (FMM). After solving the Eikonal equation, a diffusive time of flight (DToF, denoted as 𝜏) map is constructed...
2016
Relative Efficiency of Carbonate Dissolution and Precipitation During Diagenesis: A Progress Report on the Role of Solution Chemistry
Lynn M. Walter
Special Publications of SEPM
... dissolution and precipitation rates to saturation state are given below in equations 4 and 5, respectively. Most workers have observed...
1986
Dolomites and Salinity: A Comparative Geochemical Study
Eytan Sass, Amos Bein
Special Publications of SEPM
... and potassium concentrations are calculated by solving the two simultaneous equations and small part mK mNa 2mSO 2 ox in concentrated aqueous salt...
1988
Flow Behavior Analysis of Multi-Well Communication Through Secondary Fractures in Tight Oil Reservoirs Using a Laplace Domain Hybrid Model: A Field Example From Western Canadian Sedimentary Basin
Pin Jia, Linsong Cheng, Christopher Clarkson, J.D. Williams-Kovacs
Unconventional Resources Technology Conference (URTEC)
...). Therefore, only a brief introduction of the model, and the final derived equations, are provided below. Jia et al. (2017a), however, did not consider non...
2017
Two-Dimensional Modeling of Groundwater Flow in an Evolving Deltaic Environment
David S. Gordon, Peter B. Flemings
Special Publications of SEPM
... OF GROUNDWATER FLOW IN AN EVOLVING DELTAIC ENVIRONMENT in equations et aI as a 2 and 3 1994 e g Harrison and Summa 1991 and Mello We extend...
1999
Machine Learning Regressors and their Metrics to predict Synthetic Sonic and Brittle Zones
Ishank Gupta, Deepak Devegowda, Vikram Jayaram, Chandra Rai, Carl Sondergeld
Unconventional Resources Technology Conference (URTEC)
...) and a single response (dependent variable y). The equations for MLR are given below where ε is the error and ̂ is an estimate of the dependent variable (...
2019
Rate Transient Analysis of Fracture Swarm Fractal Networks
Jorge A. Acuña
Unconventional Resources Technology Conference (URTEC)
... regimes. To tackle the first problem, we developed a new theoretical framework by rewriting and solving the diffusivity equation in terms of cumulative...
2020
Multi-resolution Coupled Flow and Geomechanics Modeling Using Fast Marching Method
Kazuyuki Terada, Hongquan Chen, Akhil Datta-Gupta, Atsushi Iino
Unconventional Resources Technology Conference (URTEC)
... of the propagating pressure front that can be efficiently computed by solving the Eikonal equation using FMM. Our proposed approach solves both flow...
2023
Evaluating Effective Fracture Geometry and Water Circulation Efficiency In Enhanced Geothermal Systems Using A Thermo-Hydro-Mechanical Model With Fiber Optic Strain Measurements
Qiaoyiru Wang, Kan Wu, Ge Jin
Unconventional Resources Technology Conference (URTEC)
... used is the finite element method, a mixed flow formulation is adopted to enforce local mass conservation. The governing equations include Darcy’s law...
2025
Quantitative Outcrop Data for Flow Simulation
Brian J. Willis , Christopher D. White
Journal of Sedimentary Research (SEPM)
..., Journal, v. 24, p. 447-457. HONARPOUR, M., KOEDERITZ, L.F., AND HARVEY, H.A., 1982, Empirical equations for estimating two-phase relative...
2000
Current Uses of Computers by Exploration Geologists
J. M. Forgotson, Jr. , C. F. Iglehart
AAPG Bulletin
... applications discussed herein are typical of those currently being used by geologists as an aid in solving exploration problems. Industry-supported well...
1967
Basin Evaluation Using Burial History Calculations: an Overview
T. M. Guidish , C. G. St. C. Kendall , I. Lerche , D. J. Toth , R. F. Yarzab
AAPG Bulletin
... EQUATION (4) where ^phgro is the initial uncompacted porosity and z is the depth. Equations 2 and 3 make it relatively easy to correct well data...
1985
An analysis of horizontal microcracking during catagenesis: Example from the Catskill delta complex
Gary G. Lash, Terry Engelder
AAPG Bulletin
..., the crack-driving stress, ) that pressurized the rock matrix around the kerogen particle. Solving for Pp in equation 3, we find that the minimum Pp...
2005