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The AAPG/Datapages Combined Publications Database
Showing 3,115 Results. Searched 200,357 documents.
Blackened Smackover: Thermal Evolution and Mass Transfer Adjacent to a Subsurface Alkalic Igneous Dike in Northern Louisiana
B. Dutrow , D. J. Henry , C. Christensen , C. W. Gable , B. J. Travis , E. Heydari
GCAGS Transactions
... Travis et al., 1991 for details and equations). MOR3D is a 3-D integrated finite difference code capable of numerically solving a simultaneous set...
1997
Computer Modeling of the Evolution of Fluvial Systems
Mark R. Vining
GCAGS Transactions
... iterative techniques for solving algebraic equations in which the desired quantities cannot be solved for explicitly, and for which complex sets...
1998
Analysis of Electromagnetic Depth Sounding Responses Over a Layered Earth: Investigating Oil & Gas Seeps in the Petroleum Provinces
Shastri L. Nimmagadda, Andrew Ochan
Petroleum Exploration Society of Australia (PESA)
... depth sounding which involves the measurement of variation in conductivity with depth is used for solving various geoengineering, hydrogeological...
2016
Sedimenit Gravity Flows
Gerard Middleton, John B. Southard
Special Publications of SEPM
... to review the derivation of the main hydraulic equations given in Chapters 1 and 5. Steady Uniform Flow Consider first the equations for a steady...
1984
Limiting risk in environmental problems: Corporate budget constraints and minimum involvement
I. Lerche, E. Paleologos
Environmental Geosciences (DEG)
... projects subject to equations 1a and b and also subject to the budget limitation ofFor later convenience, it is best to combine equations 1a and 2...
2003
A practical implementation of data-space Hessian in the time-domain formulation of source extended full-waveform inversion
Gaoshan Guo, Stephane Operto, Ali Gholami, Hossein S. Aghamiry
International Meeting for Applied Geoscience and Energy (IMAGE)
... and predicted data source per source. In this study, we estimate iteratively the deblurred data residuals by solving the normal system of scattered-data...
2022
A new theoretical approach to the mathematical determination of the relationship between cumulative gas production versus time in a hydraulic fracturing unconventional gas well
E. Orozco, W. Caro, O. PatiΓ±o
Unconventional Resources Technology Conference (URTEC)
...) (22) Solving for βqβ we have: 1 π dππππ¦ππππππ ππ ππππππ + 2 ππ π‘e π = π(ππππ¦ππππππ ππ ππππππ 1...
2025
Viable Solutions to Overcome Weaknesses of Deep Learning Applications in Production Forecasting: A Comprehensive Review
Y. Kocoglu, S. Gorell
Unconventional Resources Technology Conference (URTEC)
... scalingβ using certain statistics of the time series data as shown in equations below...
2022
Accurate Estimation of Tubular Fluid Flow Friction Loss During Liquid-supercritical CO2 Fracturing and Transportation
Xiaojiang Li, Gensheng Li, Kamy Sepehrnoori, Wei Yu, Haizhu Wang, Qingling Liu, Hongyuan Zhang, Zhiming Chen
Unconventional Resources Technology Conference (URTEC)
... equations The continuity equation for compressible fluid flow in three-dimension space is given by βΟ β ( Ο u ) β ( Ο v) β ( Ο w) + + + = 0, βt βx βy βz...
2017
A factorization-based, tile low-rank parametrization for 3D multidimensional deconvolution
Fuqiang Chen, Matteo Ravasi, David Keyes
International Meeting for Applied Geoscience and Energy (IMAGE)
...βs function primarily along the main diagonal. To further demonstrate the beneο¬ts of Hilbert sorting in solving 3D MDD, we choose to show the response...
2024
Rigorous Estimation of the Initial Conditions of Flowback Using a Coupled Hydraulic Fracture/Dynamic Drainage Area Leakoff Model Constrained by Laboratory Geomechanical Data
Z. Zhang, B. Yuan, A. Ghanizadeh, C.R. Clarkson, J.D. Williams-Kovacs
Unconventional Resources Technology Conference (URTEC)
...cture half-length is set equal to the half-length at the end of fracture modeling. The PHF/fracture network/matrix pressure/saturations are ...
2018
Development and Evaluation of Multiphase Closure Models used in the Simulation of Unconventional Wellbore Dynamics
Travis Mitchell, Bryce Hill, Mahshid Firouzi, Christopher Leonardi
Unconventional Resources Technology Conference (URTEC)
.... (2016) indicating the elongated bubble (Taylor bubble) followed by the liquid slug. Model Methodology Governing equations In this study the Navier...
2019
Grain Flow and Grain Flow Deposits
Donald R. Lowe
Journal of Sedimentary Research (SEPM)
... from his experimental systems. Velocity equations are developed and used to analyze natural grain flows. Unmodified subaerial and subaqueous, steady...
1976
The use of FWI in coal exploration
Mehdi Asgharzadeh, Maryam Bahri, Milovan Urosevic
Petroleum Exploration Society of Australia (PESA)
..., etc. are still to be fully resolved from seismic images. A step change in solving these issues could be by incorporating Full Waveform Inversion (FWI...
2018
Field-Scale Bayesian Production Forecasting via Spectral Gaussian-Process Mixtures
Ryan Farell, J. Eric Bickel, Chandrajit Bajaj
Unconventional Resources Technology Conference (URTEC)
... physical plausibility. Emerging ML directions. Neural ordinary differential equations (Neural ODEs) and their stochastic counterparts (Neural SDEs) model...
2025
Channel Modeling Based on Seismic, Wells and Analogue Data: Parameter Uncertainty Handling and Volume Uncertainty Assessment Using Experimental Design
Yuniyanto, Paul Thompson, Lothar Schulte, Andrian Elim, Vikram Sharma
Indonesian Petroleum Association
... to influence the result. The number of coefficients and therefore the number of experiments used for solving the coefficients grows exponentially...
2007
Seismic sparse time-frequency representation via GAN-based unsupervised learning
Youbo Lei, Yang Yang, Naihao Liu, Shengtao Wei, Jinghuai Gao, Xiudi Jiang
International Meeting for Applied Geoscience and Energy (IMAGE)
... interpretation. Among a variety of TFR methods, the sparse TFR (STFR) is an effective one, which can obtain the sparse TF spectrum by solving...
2022
Q-LSRTM using viscoacoustic VTI wave equation based on the nearly constant Q model
Zhang Shan-Shan, Gu Bing-Luo, Li Zhen-Chun
International Meeting for Applied Geoscience and Energy (IMAGE)
... of the amplitude attenuation term in these two equations is opposite. In the process of seismic wave forward propagation, if the symbol of amplitude attenuation...
2022
Least-squares non-stationary triangle smoothing
Reem F. Alomar, Sergey Fomel
International Meeting for Applied Geoscience and Energy (IMAGE)
... domain that is a direct extension of the stationary implementation because all equations depend directly on the radius. ESTIMATING THE SMOOTHING RADIUS...
2022
Deep learning approach to inverting flexural wave dispersion
Hengjian Zhang, Zhifen Sun, Xianzhi Li, Xiaofang Sun, Chu Wang, Ya Jin, Xiaofei Wang
International Meeting for Applied Geoscience and Energy (IMAGE)
... field equations and use optimization algorithms for model solution space search to obtain physical parameters of underground formations. However, due...
2024
Diffusion regularization for multi-parameter near-surface elastic full-waveform inversion
Mohammad Hasyim Taufik, Fu Wang, Tariq Alkhalifah
International Meeting for Applied Geoscience and Energy (IMAGE)
... Association of Petroleum Geologists Diffusion-regularized EFWI first-order system of elastic wave equations A with an additional unknown measurement...
2024
An Integrated Deep Learning Solution for Petrophysics, Pore Pressure, and Geomechanics Property Prediction
Ehsan Zabihi Naeini, Sam Green, Marianne Rauch-Davies
Unconventional Resources Technology Conference (URTEC)
... with an interpretation of the image logs. A 1D analytical geomechanical model was then constructed using the poro-elastic equations (Thiercelin & Plumb, 1994...
2019
Reconstruction of 3D Pore Space Using Multiple-Point Statistics Based on a 2D Training Image, #42315 (2018).
Yuqi Wu, Chengyan Lin, Lihua Ren, Weichao Yan, Yang Wang, Songtao Wu,
Search and Discovery.com
... will present a stochastic technique of reconstructing 3D pore space using multiple-point statistics with the purpose of solving the proposed problems...
2018
Subsurface Technology Sharing from Oil and Gas to Geothermal Resources
Silviu Livescu, Birol Dindoruk
Unconventional Resources Technology Conference (URTEC)
... hydrocarbon wells and identify the gaps in the current models and technologies. Mathematical Modeling In this section, the equations governing...
2021
Calculation of Ages of Hydrocarbons in Oils--Physical Chemistry Applied to Petroleum Geochemistry I
Allen Young , Patrick H. Monaghan , R. T. Schweisberger
AAPG Bulletin
... the oil's hydrocarbon composition and its reservoir temperature and solving the equation for time--the appare t age of the hydrocarbons. Reznikov's...
1977