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The AAPG/Datapages Combined Publications Database
Showing 661 Results. Searched 195,488 documents.
Fractured Continuum Approach to Stochastic Permeability Modeling
S. A. McKenna, P. C. Reeves
AAPG Special Volumes
... of individual fractures is represented by an average property over a representative elementary volume (REV). The volume necessary to define a REV...
2006
The effect of temperature on sealing capacity of faults in sandstone reservoirs: Examples from the Gullfaks and Gullfaks Sor fields, North Sea
Jonny Hesthammer, Per Arne Bjorkum, Lee Watts
AAPG Bulletin
...) (see also Hesthammer and Fossen, 2001). The harmonic average dip of bedding for both fields (observed from vertical wells only) is approximately...
2002
Textural and Diagenetic Controlson Sandstone Permeability
Christopher M. Prince
GCAGS Transactions
... be estimated from the average grain size (Graton and Fraser, 1935; Beard and Weyl, 1973; Pryor, 1973). Grain size defines the fundamental spatial framework...
1999
A Diagnostic Framework for "Bashed" Wells in Unconventional Reservoirs: A Numerical Simulation and Model Selection Theory Approach
L. Zhe, R. Younis, J. Jiang
Unconventional Resources Technology Conference (URTEC)
...(8) ࢂ In the formulation above, A is the fracture surface area in gridblock. ࢌ is defined as harmonic average of the matrix and fracture permeabili...
2016
A Groundwater Flow Model of the Texas Central Coast Constructed from a Detailed Site Conceptual Model
Steven C. Young, Trevor Budge, Neil Deeds, Van Kelley, Paul Knox, Ernie Baker, Geoff Saunders, John Waugh
GCAGS Transactions
... 0.85 West Lavaca 1939-1997 851 0.95 San Jacinto – Brazos 1948-1997 3087 2.37 Colorado 1918, 2004, 2005 1850 2.00 Average - - 1.60 River...
2007
From Outcrop to Subsurface: Unlocking Fractured Basement Reservoir in New Venture Area
Laurent Souche, Anugrah Pradana, Merza Media Adeyosfi, Joko Sosiawan Trikukuh
Unconventional Resources Technology Conference (URTEC)
... is also the one in which the scanline length is the longer on average. This discrepancy may reflect the actual lateral variability of fracture densities...
2021
Accurate and Efficient Coarse-Scale Simulation for Giant Gas Fields Using Transmissibility-Based Upscaling
Toshinori Nakashima
Indonesian Petroleum Association
... components within the domain of interest for flow vertical to cell alignment. Harmonic average is applied to flow parallel to cell alignment. In both...
2011
Advanced Dual-Porosity and Dual-Permeability Model for Tight Rock Integrated Primary Depletion and Enhanced Oil Recovery Simulation
Daegil Yang, Tyler Do, Changdong Yang, Hao Sun, Keith Ramsaran, Xundan Shi, Dengen Zhou, Jianping Chen, Mathis Lee
Unconventional Resources Technology Conference (URTEC)
... of the fracture, 〈𝑑〉 is the average normal distance, and 0 is the harmonic average of the matrix and fracture permeability. Contribution...
2023
Heat Flow and Geothermal Gradients of Irian Jaya-Papua, New Guinea: Implications for Regional Hydrocarbon Exploration
J.D. Pigott, P.K. Bettis
Circum Pacific Council Publications
... available. For the well data, the harmonic average of the conductivity K (see method of Thamrin et al., 1984) was taken either from direct measurements...
1996
Designing a Production Sharing Contract (PSC) for a Coalbed Methane (CBM) Project in Order to Balance the Share Portions of the Government and the Contractor
Bramastra Lalean
Indonesian Petroleum Association
... conventional gas reservoirs in the following aspects: • Low average daily flow rates, hyperbolic/harmonic decline rates with long life reserves...
2008
Illuminating Reservoirs With Electromagnetics
Leonard J. Srnka
Indonesian Petroleum Association
... positions, using both online and offline electric field responses, at the fundamental source frequency of 1/4 Hz plus its first harmonic (3/4 Hz...
2008
A New Permeability Prediction Workflow Using 3D Porous Media Reconstruction Method, Case Studies: Malay Basin Thin Sections
Luluan A. Lubis, Zuhar Zahir T. Harith, Khairul Arifin M. Noh, Hilfan Khairy
Indonesian Petroleum Association
...) and vertical (Kv) to bedding are calculated as weighted arithmetic and harmonic averages, respectively, using the corresponding values (Deutsch, 1989...
2012
Sedimentary Variation: Some New Facts and Theories
Percival Allen
Journal of Sedimentary Research (SEPM)
... way, the true "average geological variation" occurring within an horizon or formation can, at the best, only be estimated. It is most conveniently...
1945
A New Efficient Scheme to Model Hydrocarbon Migration at Basin Scale: A Pressure-Saturation Splitting
Sylvie Wolf, Isabelle Faille, Sylvie Pegaz-Fiornet, Franoise Willien, Bernard Carpentier
AAPG Special Volumes
... with harmonic average of the permeability that ensures the continuity of the water fluxes over k.The most widely used method in commercial reservoir...
2012
In Situ Logs of Gas Composition of CO2-ECBM Trial in Buchanan County, Virginia, with Downhole Reservoir Raman System
Grant A. Myers, Alec Cookman, Nino Ripepi
Unconventional Resources Technology Conference (URTEC)
..., it was observed that while the average composition of gases produced from wells at the surface was 85-90% carbon dioxide with the balance methane...
2019
Power-Spectrum Analysis of Two "Varved" Argillites in the Huronian Cobalt Series (Precambrian) of Canada
Togwell A. Jackson
Journal of Sedimentary Research (SEPM)
... method or the techniques of harmonic analysis, claimed to have found the sunspot cycles and other cycles reflected in rhythmite sequences ranging in age...
1965
4.2 Wrench Fault Tectonics: Seismic Example of Complex Faulting from Northwest Shelf of Palawan, Philippines
M. T. Roberts
AAPG Special Volumes
... of displacement can be judged by figuring the average taper of the wedge and by looking at apparent offsets of horizons on lines which graze the faults...
1983
Holocene Stratigraphy in the Paranagua Bay Estuary, Southern Brazil
Guilherme C. Lessa , Stephen R. Meyers , Eduardo Marone
Journal of Sedimentary Research (SEPM)
..., in Soares and Lana 1994) for the Harbor of Antonina, there is an indication that the average depth in front of Antonina may have FIG. 1. Dalrymple...
1998
Using Dynamic Modeling to Correct Decline Curve for Liquid-Rich Shale Reservoir
Chaohui Chen, Xin Liu, Alejandro Girardi, Adam McMullen, Guohua Gao, Srimoyee Bhattacharya, Richard Cao, Nitin Chowdhury
Unconventional Resources Technology Conference (URTEC)
.... It is very common to apply either exponential or harmonic decline to bound the uncertainty range of the estimated ultimate recovery (or the end point...
2019
Improved Resolution of Thin Turbiditic Sands in Offshore Sabah with Bandwidth Extension A Pilot Study (Paper C11)
G. Yu, N. Shah, M. Robinson, N. H. Nghi, A. A. Nurhono, G. S. Thu
Geological Society of Malaysia (GSM)
... harmonic and sub-harmonic frequencies that do not match reflectivity above the ambient noise level will not remain in the final result. This resolution...
2012
Abstract: Reservoir Quality Function RQF for SAGD Geo-model Ranking and Well Pair Elevation Optimization; #90172 (2014)
Khaled Benzaoui
Search and Discovery.com
... controlled by the vertical permeability. The vertical flow is parallel to Kv. Each cell will be assigned an effective permeability which is the harmonic...
2014
Abstracts: Noise Examples from Two Microseismic Datasets; #90173 (2015)
Andy St-Onge and David Eaton
Search and Discovery.com
...). However, trace 9 has recorded no data except for a doublet peak at about 0.7 seconds. HIGH FREQUENCY HARMONIC NOISE figure 3 is a 0.2 sec. Window from...
2015
Mapping of Salt Structures in the Gulf of Mexico Using Marine CSEM
J.J. Zach, M.A. Frenkel, P. Lindhom, A.M. Ostvedt-Ghazi, A. Kumar, T. Pham
Asociación Colombiana de Geólogos y Geofisicos del Petróleo (ACGGP)
... of typically f0~0.25Hz is used in marine CSEM surveys, which naturally leads to a the occurrence of odd harmonic frequencies of the base frequency (2n+1...
2009
Introduction to Nonlinear Models
Gerard V. Middleton and David M. Rubin
Special Publications of SEPM
... that is unpredictable (except statistically). We might assume that the average value of e is zero, and that it has a certain statistical distribution (probability...
1995
Chapter Seven: Evaluating Barnett Shale Production Performance Using an Integrated Approach
J. H. Frantz, Jr., J. R. Williamson, W. K. Sawyer, D. Johnston, G. Waters, L. P. Moore, R. J. MacDonald, M. Pearcy, S. V. Ganpule, K. S. March
Rocky Mountain Association of Geologists
... - 1.6% RO.2 Water present in the Barnett is bound to either clay minerals or in micro-pores. Average matrix porosities are 1-6%. The matrix...
2008