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The AAPG/Datapages Combined Publications Database
Showing 2,057 Results. Searched 201,044 documents.
An Analytical Rate-Transient Analysis Model in Unconventional Light Oil Reservoirs Exhibiting Reservoir Heterogeneity and Multiphase Flow
Jinchang Li, Bin Yuan, Christopher R. Clarkson, Xuan Zhu, Yue Li
Unconventional Resources Technology Conference (URTEC)
... TLF, the improved Boltzmann variable allows the conversion of three highly nonlinear partial differential equations (PDE’s) (i.e., oil, gas and water...
2021
Pilot Phase of the Aguada Federal Block, Black-Oil Window
Osvaldo Nielsen, David Curia, Pablo Pateti, Javier Caniggia, Alexis Ortega, Morten Slinde
AAPG Special Volumes
...-1 well. An integrated approach using pre-stack seismic inversion, minimum square (linear models), and neural networks (nonlinear models) was used...
2020
Formation of Ripple Bands in a Wave-Convergence Zone
K. P. Black , T. R. Healy
Journal of Sedimentary Research (SEPM)
... of nonlinear coastal currents: Jour. of the Waterway, Port, Coastal and Ocean Engineering ASCE, v. 111, p. 417-432. YALIN, M. S., AND KARAHAN, E...
1988
Testing Periodicity of Depositional Cyclicity, Cisco Group (Virgilian and Wolfcampian), Texas
Wan Yang , Michelle A. Kominz
Journal of Sedimentary Research (SEPM)
... 25 ky peak may represent a non-Milankovitch allogenic process. The 50-80 ky peak may have a Milankovitch orbital origin. In modeling a nonlinear...
1999
Hydraulic Sorting of Heavy-Mineral Grains by Swash on a Medium-Sand Beach
Michael G. Hughes, Jock B. Keene, Rebecca G. Joseph
Journal of Sedimentary Research (SEPM)
... sorting. A numerical model for swash, based on the nonlinear shallow-water wave theory, is used to provide a quantitative description of flow dynamics...
2000
Estimation of Duration of Subaerial Exposure in Shallow-Marine Limestones--an Isotopic Approach
Wan Yang
Journal of Sedimentary Research (SEPM)
... interdependent with some other parameters, as dictated by the complex nonlinear relationships among the model input parameters. Major findings...
2001
Two-Dimensional Paleoslope Modeling: A New Method for Estimating Water Depths of Benthic Foraminiferal Biofacies and Paleoshelf Margins
Stephen F. Pekar , Michelle A. Kominz
Journal of Sedimentary Research (SEPM)
... calibrated to inner neritic facies along the resulting nonlinear profile (e.g., with clinoforms). Paleodepth estimates for ten foraminiferal biofacies ranged...
2001
Late Pleistocene Climate Change and Erosion in the Santa Maria Basin, NW Argentina
Martin H. Trauth, Bodo Bookhagen, Andrea B. Muller, Manfred R. Strecker
Journal of Sedimentary Research (SEPM)
...., AND KURTHS, J., 2002, Nonlinear analysis of bivariate data with cross recurrence plots: Physics Letters A, 302(5-6), p. 299-307. MOLNAR, P., AND ENGLAND, P...
2003
Subsidence and Thermal History of Southern Oklahoma Aulacogen: Implications for Petroleum Exploration
Shimon Feinstein
AAPG Bulletin
...) is consistent with this model after the 25-m.y. stage of evolution. A nonlinear slow rate of subsidence and anomalous discontinuity of the curve precede...
1981
Guidelines for Evaluating Petroleum Source Rock Using Programmed Pyrolysis
K. E. Peters
AAPG Bulletin
... is released as carbon monoxide, which is not analyzed by the Rock-Eval. This may explain the nonlinear relationship between pyrolytic carbon dioxide...
1986
Influence of Lithology and Neogene Uplift on Seismic Velocities in Denmark: Implications for Depth Conversion of Maps
Peter Japsen
AAPG Bulletin
... of the layer. The assumption of linearity of velocity, V, thus leads to this nonlinear expression for the interval velocity, Vi, measured for the layer...
1993
Numerical simulation of water injection into layered fractured carbonate reservoir analogs
Mandefro Belayneh, Sebastian Geiger, Stephan K. Matthi
AAPG Bulletin
...). More accurate predictions require a better understanding of the multiphase behavior of such systems, emerging from the nonlinear interplay of basic...
2006
Geomechanical modeling of stresses adjacent to salt bodies: Part 1Uncoupled models
Gang Luo, Maria A. Nikolinakou, Peter B. Flemings, Michael R. Hudec
AAPG Bulletin
...: Analysis of the spa prospect to validate nonlinear finite element stress analyses: Society of Petroleum Engineers/International Association of Drilling...
2012
Fracture responses of conventional logs in tight-oil sandstones: A case study of the Upper Triassic Yanchang Formation in southwest Ordos Basin, China
Wenya Lyu, Lianbo Zeng, Zhongqun Liu, Guoping Liu, and Kewei Zu
AAPG Bulletin
.... Governing equations and acoustic attenuation: Physical Review E: Statistical, Nonlinear, and Soft Matter Physics, v. 68, no. 3, p. 036603, doi...
2016
Prewell and postwell predictions of oil and gas columns using an iterative Monte Carlo technique with three-dimensional petroleum systems modeling
Are Tømmerås, Øyvind Sylta, Matthias C. Daszinnies, and Davide Mencaroni
AAPG Bulletin
... with hydrocarbon migration and entrapment, which is modeled with a large number of input parameters and is governed by nonlinear processes and equations (Sylta...
2018
Water–rock interactions with constraints of diffusion and their implications for mesodiagenesis in adjacent sandstone and mudstone
Guanghui Yuan, Yingchang Cao, Jon Gluyas, Zihao Jin, Lulu Liu, Keyu Liu, and Yanzhong Wang
AAPG Bulletin
... on the TST (Hellmann et al., 2010). Hellevang et al. (2013) suggested that second-order nonlinear functions derived from the TST with respect...
2025
Time-dependence of subsidence above a producing gas reservoir with salt top seal: A finite element model study of the role of salt flow
George Marketos, Taco Broerse, Christopher J. Spiers, and Rob Govers
AAPG Bulletin
..., horizontal into the page) directions, respectively. For nonlinear creep laws, the shear viscosity η is dependent on shear stress level. Note that for all...
2026
Extended Abstract: Mathematical Model of Energy Storage in Gas Hydrate and its Flow in Pipeline Systems
Oluwatoyin Akinsete, Sunday Isehunwa
Africa Energy and Technology Conference, 2016
... (PDE). Matrix algebra techniques were used to linearise the nonlinear PDE to arrive at a fourth-order characteristic polynomial equation which...
2016
Enhancing maintenance efficiency in energy assets through AI: a case study of maintAI
Gordon Buchan, Muhammad Abdullah
Australian Energy Producers Journal
...-AMSAA approach with learnings from Kaplan-Meier reliability modelling, nonlinear regression is used to fit the function for efficiency and accuracy using...
2024
Exploring Basin-Scale Relations and Unsupervised Classification to Quantify and Automate the Definition of Assessment Units in USGS Continuous Oil and Gas Resource Assessments
Chilisa M. Shorten, Scott A. Kinney, Katherine J. Whidden
International Meeting for Applied Geoscience and Energy (IMAGE)
... of formation and excess pressure. There appears to be a nonlinear relationship between excess pressure and depth to top of the formation in the Eagle Ford...
2021
Our Focus Needs More Focus: Aligning Project Risks and Expenditure for Better Environmental Outcomes
Graeme Bartrim, Laura Hahn
Australian Petroleum Production & Exploration Association (APPEA) Journal
... sustainable environmental outcomes. Environmental values depend on numerous influences, often interrelated, nonlinear and with threshold behaviours...
2017
Multi-Parameter Assessment of CO2 Injectivity for Optimal Well Siting in Geological Carbon Storage.
Donna Christie Essel, William Ampomah, Najmudeen Sibaweihi, Dung Bui
Carbon Capture, Utilization and Storage (CCUS)
... with the injectivity index’s unit in MMcf/psi-day. The data is then split into training, testing, and blind test sets. To capture nonlinear relationships, polynomial...
2025
Bayesian inversion of tilt data using a machine-learned surrogate model for pressurised fractures
Saeed Salimzadeh, Dane Kasperczyk, Teeratorn Kadeethum
Australian Energy Producers Journal
... of nonlinear partial differential equations. S283...
2024
Uncertainty Analysis of the Vertical Aquitard Hydraulic Conductivity in a Leaky Aquifer System
Xun-Hong Chen
Environmental Geosciences (DEG)
... method (McElwee, 1980; Chen and Ayers, 1997), a combination of nonlinear regression analysis and Taylor series analysis. K′ is determined using...
1997
From raw seismic data to quantitative interpretation via cloud-based FWI
Henry A. Debens
Australian Energy Producers Journal
.... (Society of Exploration Geophysicists and American Association of Petroleum Geologists) S357 H. A. Debens Tarantola A (1986) A strategy for nonlinear...
2024