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The AAPG/Datapages Combined Publications Database
Showing 3,114 Results. Searched 200,293 documents.
The Effects of Entrainment on the Hydraulic Equivalence Relationships of Light and Heavy Minerals in Sands
Rudy L. Slingerland
Journal of Sedimentary Research (SEPM)
... relationships and concentrations of light and heavy minerals in sands. Based on solutions to these equations and supporting experimental data, a fourfold...
1977
Behavior of Fluids
Gerard Middleton, John B. Southard
Special Publications of SEPM
... to be adjusted by solving three equations, one each for M, L, and T, expressing the condition that the product be dimensionless. Using length as an example...
1984
A Semianalytical Method for Modeling Two-phase Flow in Coalbed Methane Reservoirs with Complex Fracture Networks
Ruiyue Yang, Zhongwei Huang, Gensheng Li, Wei Yu, Hamid R. Lashgari, Kamy Sepehrnoori, Zhonghou Shen
Unconventional Resources Technology Conference (URTEC)
... of water phase is considered in fracture equations. The concept of transmissibility is introduced as the following expression (Moinfar et al. 2011...
2016
Investigation of Production-Induced Stress Changes for Infill Well Stimulation in Eagle Ford Shale
Xuyang Guo, Kan Wu, John Killough
Unconventional Resources Technology Conference (URTEC)
... that the loose coupling by URTeC 2670745 2 solving mechanics once every 15 days to 2 years still provided accurate results while it largely decreased...
2017
Application of PB Isotopes to the Absolute Timing of Regional Exposure Events in Carbonate Rocks: An Example From U-Rich Dolostones from the Wahoo Formation (Pennsylvanian), Prudhoe Bay, Alaska
John A. Hoff , Jeremy Jameson , Gilbert N. Hanson
Journal of Sedimentary Research (SEPM)
... by p and i, respectively, and t refers to age. These equations are in the form y = b + mx, and so U-Pb ages can be calculated by solving the elt - 1...
1995
Venture Gas Field, Offshore Nova Scotia: Case Study of Overpressuring in Region of Low Sedimentation Rate
Brett S. Mudford , Melvyn E. Best
AAPG Bulletin
... and geochemistry of deep Gulf Coast shales and sandstones: AAPG Bulletin, v. 57, p. 321-337. Sharp, J. M., Jr., 1976, Momentum and energy balance equations...
1989
Unsteady-state diffusion modeling of gas in coal matrix for horizontal well production
Jian-Chun Guo, Ren-Shi Nie, and Yong-Lu Jia
AAPG Bulletin
... considered. In addition, for the convenience of establishing and solving the mathematical model using semi-analytical methods, some simplifying...
2014
Chemical Diagenesis
James R. Wood
Special Publications of SEPM
... equation can be solved for the total dissolved Ca+H": [СаЧ = I W [СОЛ (32) Using equations 31 and 32, the concentration of calcium can be expressed...
1994
Small-Scale Spatial Variability in Turbidity-Current Flow Controlled by Roughness Resulting from Substrate Erosion: Field Evidence for a Feedback Mechanism
Joris T. Eggenhuisen, William D. McCaffrey, Peter D.W. Haughton, Robert W.H. Butler
Journal of Sedimentary Research (SEPM)
.... An Introduction to Statistical Problem Solving in Geography: Dubuque, Iowa, W.C. Brown Publishers, 305 p. Morris, S.A., and Alexander, J., 2003, Changes...
2010
Numerical RTA for Dry Gas Wells
Mathias L. Carlsen, Curtis Hays Whitson, Mohamad M. Dahouk
Unconventional Resources Technology Conference (URTEC)
... in this paper. In this context, “analytical” is referring to linearization of partial differential equations. To do that, one would need to know...
2023
Thermal Shock in Reservoir Rock Enhances the Hydraulic
Saeid Enayatpour, Tad Patzek
Unconventional Resources Technology Conference (URTEC)
... length. Solving Equation (12) for d and we get √ SHmax d = (2 Dt)erfc−1 (13) E(1 + ν)α(Ti − Ts ) Figure 6 shows the extension of fracture length...
2013
Improved Decision Making Through Optimized Data Acquisition Program in Deepwater Exploration Drilling - A Case Study from East Kalimantan
Graziano Capone, Lilik Budi Riyanto, Cikko Majesta, Ali Shahbazi Fakhr, Hengky Ng, Yevgeniy Karpekin
Indonesian Petroleum Association
... is sensitive to the volume of water in the porespace, and the second parameter is sensitive to the electric conductivity of that water. Solving two equations...
2013
An Overview of Anomalous Resistivities in Pay Zones
Steven M. Goolsby, Edward B. Coalson, Dan J. Hartmann
Rocky Mountain Association of Geologists
... to calculate, as best one can, values of Sw, then use those values to identify pay. Geologists interested in quickly solving Archie's equation for large data...
1996
Combined Diving Wave Refraction Tomography and Reflection Tomography for PSDM Velocity Model Building (Bekapai Field, Indonesia)
Andi Kusuma, Florent Bertini, Jacques Bonnafe, Artem Sazykin, Swee Leng Ng
Indonesian Petroleum Association
... of arrival times from shot to receivers via ray tracing, to build linear equations 4. Solving a linear system of equations for velocity update from...
2011
Petrophysical Data Integration Increases Reserves in Low Contrast Pay
Mark Deakin, Wan Manan
Indonesian Petroleum Association
... and logs. a. Multi-variate regression of Pc data for Sw The derivation of predictive Sw equations from Pc is notoriously awkward, but can be simplified...
1998
Geochemistry of Formation Water, Plio-Pleistocene Reservoirs, Offshore Louisiana
L. S. Land , G. L. Macpherson
GCAGS Transactions
..., Table 3): H 212720 + S 22890 + M 168210 = 131000 (2) For bromide, for example: H 0 + S 81 + M 1510 = 140 (3) Solving equations 1, 2, and 3, H...
1989
Minimum Miscibility Pressure Calculation for Oil Shale and Tight Reservoirs With Large Gas-Oil Capillary Pressure
Kaiyi Zhang, Bahareh Nojabaei, Kaveh Ahmadi, Russell T. Johns
Unconventional Resources Technology Conference (URTEC)
... by Nojabaei et al. (2013) if such a difference is accounted for in the fugacity equations while solving for phase equilibrium, two-phase fluid properties...
2018
Modeling Unconventional Reservoirs Using a Graph Network Model
Zhenyu Guo, Sathish Sankaran
Unconventional Resources Technology Conference (URTEC)
..., this approach was extended to allow multiwell interference (Iino et al., 2020). By solving the Eikonal equations, FMM produces diffusive time of time...
2022
Driving Mechanisms for Drainage Volume and Cumulative Oil: Case Studies for the Midland Basin with Diffusive Time of Flight and Machine Learning
Yuxing Ben, Osama Raba, Kyle Smith, Jaeyoung Park, Raquel Gordillo
Unconventional Resources Technology Conference (URTEC)
... Equations 1 to 3, as shown in Figure 3. Because we used regularization when solving for 𝑤(𝜏) (Wang et al., 2018; Park et al., 2021), we showed two...
2022
Pore-Scale Simulation of Pre-Darcy Flow and Boundary-Layer Effects in Low-Permeability Porous Media Using the Lattice Boltzmann Method
Quanyu Pan, Linsong Cheng, Pin Jia, Renyi Cao, Yongchao Xue, Hassan Dehghanpour
Unconventional Resources Technology Conference (URTEC)
..., molecular dynamics (MD) has been employed to simulate multiphase flow in microscale channels. Digital rock modeling combined with Navier–Stokes equations...
2025
Compositional Analysis of Lithologies from Wireline Logs: Chapter 3
John H. Doveton
AAPG Special Volumes
...-------- Crossplots are an excellent medium for the pattern-recognition and problem-solving tasks that are at the core of most log analysis. As we have seen...
1994
A New Method for Production Data Analysis and Well Testing Using Superposition-Rate
Peter Liang, Roberto Aguilera, Louis Mattar
Unconventional Resources Technology Conference (URTEC)
... regimes. Method Development Superposition (sometime is also called convolution) is considered to be a problem-solving philosophy in which the behavior...
2016
Modeling Tidal Bedding In Distributary-Mouth Bars
Nicoletta Leonardi, Tao Sun, Sergio Fagherazzi
Journal of Sedimentary Research (SEPM)
... et al. 2004). The model solves the shallow-water equations in two (depth-averaged) dimensions. These equations are the horizontal momentum equations...
2014
Clay Minerals and Log Analysis
Eric Eslinger, David Pevear
Special Publications of SEPM
... that relate several measurable properties which, if determined, can be used to determine S. F The two basic equations are: = a 0-m = Ro/Rw (9-1...
1988
Numerical Models of Fluid Flow in Carbonate Platforms: Implications for Dolomitization
Jonathan Kaufman
Journal of Sedimentary Research (SEPM)
... the governing flow equations numerically and produce an approximate but accurate solution. Simulations of flow reported in this paper involve variable...
1994