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The AAPG/Datapages Combined Publications Database
Showing 1,112 Results. Searched 195,452 documents.
Scaling up well log interpretation for groundwater salinity mapping in the age of Big Data
Search and Discovery.com
N/A
ABSTRACT: A Review of Applications of Artificial Intelligence for Predictive Analysis in Petrophysics - Practical Example Using Symbolic Regression; #90115 (2010)
Olivier Malinur
Search and Discovery.com
... Symbolic Regression Olivier Malinur SIS, Schlumberger, Lagos, Nigeria. Between the venerable Archie formula to the most advanced interpretation workflows...
2010
Petrophysical and Reservoir Quality Evaluation of the Shuaiba Formation in the Reshadat Field, Offshore Iran
Search and Discovery.com
N/A
Sensitivities, Limitations, and Error Inherent in Resistivity-tool-response Modeling - Application of Resistivity-Tool-Response Modeling for Formation Evaluation - Archie Series No. 2
Hezhu Yin
AAPG Special Volumes
... saturation. Assuming that the standard Archie equation is the transform for resistivity to water saturation, (6-7) Where f is porosity and m is a constant...
2011
Petrography and Reservoir Physics III: Physical Models for Permeability and Formation Factor (1)
ROBERT EHRLICH , EDWARD L. ETRIS , DAVID BRUMFIELD , L. P. YUAN , and STERLING J. CRABTREE
AAPG Bulletin
... (hereafter referred to as Archie's equation) is defined as (Archie, 1942) (Equation 17; SEE PAGE IMAGE) where F = the formation factor, m = the cementation...
1991
Smackover Reservoir: Interpretation Case Study of Water Saturation Versus Production
J.G. Guillotte , J. Schrank, E. Hunt
GCAGS Transactions
...) to the resistivity ratio Rw/Rt Thus, (Sw)w = [Rw]/[Rt] which is equivalent to the standard Archie equation where we assume m = n. This study...
1979
Statistical Methods For Log Analysis of Reservoir Properties: Chapter 1
John H. Doveton
AAPG Special Volumes
... in Archie's water saturation equation: The Log Analyst, v. 27, no. 5, p. 39-44. Choquette, P. W., and J. D. Traut, 1963, Pennsylvanian carbonate reservoirs...
1994
Reservoir Water Saturation and Permeability Modeling in the Pangkah Field
Sigit Sutiyono
Indonesian Petroleum Association
... water saturation (Sw) to match NMR log and capillary pressure Sw by varying Archie’s exponent in the Sw equation, (3) generate Sw model for each reservoir...
2009
"A Chart of Connate Water Resistivity in Oklahoma and its Application to Electric Log Interpretation"
L. A. Puzin
Oklahoma City Geological Society
...-------------------------- Exponent n is commonly called "Archie Index" or "Saturation Exponent". It is usually close to 2. The above equation is also written...
1955
Carbonate Reservoir Characterization Using the Cementation Factor: A Case Study of Little Cedar Creek Field, Onshore Alabama
Qifei Huang, Yuefeng Sun
GCAGS Journal
... proposed to characterize the pore structure variation (e.g. Anselmetti and Eberli, 1999; Sun, 2000). The cementation factor “m” in Archie’s equation has...
2017
Feasibility of Reserve Estimate from Combined Elastic and Resistivity Data
Carmen T. Gomez, Jack Dvorkin, Gary Mavko
Asociación Colombiana de Geólogos y Geofisicos del Petróleo (ACGGP)
..., as calculated from Archie’s resistivity equation. Sw strongly reacts to Rt / Rw , however, it cannot be quantified without knowing . Indeed, at Rt / Rw = 100...
2008
Smectite Grain Coating and Low-Resistivity Pay Sands, Santa Margarita Sand, Southern San Joaquin Valley, by Robert C. Orlando, James J. Hickey, and R. Wydrinski; #91024 (1989)
Search and Discovery.com
1989
Saturation Exponent at Various Wetting Conditions: Fractal Modeling of Thin-Sections
D. Abdassah, Y. Sumantri, P. Permadi, R. Sumantri
Indonesian Petroleum Association
... of this exponent is commonly 2.0 as derived from laboratory measurements of electrical properties of the core under consideration. The Archie equation is then used...
1996
Improvisation Petrophysics Analysis Using TECWAL to Solve Water Saturation Problem in Low Resistivity Low Contrast Reservoir
Mohammad Reza, Pepi Sahal Mustafid, Zona Nuansa, Normansyah, Bangsawan Arief
Indonesian Petroleum Association
... into Archie, Non-Archie (Shaly Sand) and Severely Non-Archie Reservoir (Worthington, 2006). Fa = Formation Factor Apparent and Ga = Geometric Factor...
2018
Uncertainty Analysis in Well-Log and Petrophysical Interpretations
William R. Moore, Y. Zee Ma, Jim Urdea, Tom Bratton
AAPG Special Volumes
... and porosity are calibrated or calculated from other logs, estimates of water saturations can be generated. The Archie equation is the standard...
2011
A Physical Model of Cementation and Its Effects on Single-Phase Permeability
Manmath N. Panda, Larry W. Lake
AAPG Bulletin
..., empirical formulas, such as the Archie equation (Archie, 1950), in which a cementation exponent is determined using experimental data, are used...
1995
Development of Empirical Formation Factors to Estimate Water Quality from Electrical Logs for the Southern Hills Aquifer System of Southeastern Louisiana
Thomas P. Van Biersel
GCAGS Transactions
... Archie’s Law (e.g., Equation 1) for low clay content. Worthington (1993) reported that at high salinity the spatial variability in the coarse grain...
2007
ABSTRACT: Impact of Archie "m" on Evaluating Conventional and Low Resistivity Pay, by R. M. Sneider, H. R. King, K. K. Stolper, J. T. Kulha; #91020 (1995).
Search and Discovery.com
1995
Comparison of gas, Klinkenberg, and liquid permeability of sandstone: Flow regime and pore size
Tobias Orlander, Harald Milsch, and Ida Lykke Fabricius
AAPG Bulletin
... resistivity was measured, and the corresponding porosity exponent, m, was derived from the Archie equation. A low m was assumed to result from...
2021
Introduction - Application of Resistivity-Tool-Response Modeling for Formation Evaluation - Archie Series No. 2
Hezhu Yin
AAPG Special Volumes
... methods to accurately determine net-pay thickness, porosity, and hydrocarbon saturation. Traditional petrophysical algorithms, such as Archie’s equation...
2011
Old Electrical Log Interpretation [Pre-1958], Chapter 1: Resistivity and SP Interpretation Fundamentals Review
Hilchie, D.W.
AAPG Special Volumes
... than 15%) and we use the "Archie" equation to determine water saturation. In this text I have purposely used old symbols so that the reader can...
1979
PfEFFER Pro Overview & Web Tools - Workshop Summary
Saibal Bhattacharya, Geoff Bohling, John Doveton, Bill Guy, Lynn Watney
PTTC
... in PfEFFER Pro include: · Reading LAS digital files · Hough transform for simultaneous solution of Archie equation constants and formation water...
2006
A Review of Petrophysics of Cooper Basin Reservoirs in South Australia
Chris Porter
Petroleum Exploration Society of Australia (PESA)
... of the Cooper Basin that the CEC unit per pore volume of the rock would be zero and equation 19 in Morton's paper would revert to Archie. Conclusion...
1990
Exploitation of Geologic, Lithologic, Reservoir and Drilling Data to Improve Electric Log Interpretations
R. G. Hamilton
Tulsa Geological Society
... is the saturation coefficient of Archie. The problem in quantitative log analysis is to insert in the equation (Rt) from a system of resistivity curves, (Rw) from...
1953
Source Rock Evaluation From Well Logs – Four Decades of Technical Tipping Points
Search and Discovery.com
N/A