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The AAPG/Datapages Combined Publications Database
Showing 399 Results. Searched 201,044 documents.
Combining Sequence Stratigraphy with Artificial Neural Networks to Enhance Regional Correlation and Determination of Reservoir Quality in the Mississippian Limestone of the Mid-Continent, USA, #42091 (2017).
Elizabeth Elium, G. Michael Grammer, Matthew Pranter
Search and Discovery.com
... BASIN 4000 N 43% 12% 3000 2400 m/s 2000 Kansas 16.6 mi Seismic Oklahoma 7.85mi Albus #1-34H 1000 Time-average equation Woods equation...
2017
The Development of a New Method of Seismic Velocity Determination
F. P. Kokesh
GCAGS Transactions
... be computed. For the arrangement shown in Fig. 1, the equation is: 2Z = V T (1) Where: Z is depth of reflecting bed V is average velocity T is two-way...
1951
Analytical Model for History Matching Drawdown & Buildup Cycles of Multi-Fractured Horizontal Wells Experiencing Multiple Operational Upsets
Bin Yuan, Zhenzihao Zhang, Christopher R. Clarkson, Samane Moghadam, Hamidreza Hamdi, Amin Ghanizadeh
Unconventional Resources Technology Conference (URTEC)
... as a time-dependent skin factor in the transient linear flow equation. For unconventional reservoirs with non-static properties, the DDA concept has...
2019
Automated Optimization of Composite Well Analysis from Best-In-Class Offset Wells Using Cloud-Based Analytics
Sai Sharan Yalamarty, Brian Harclerode
Unconventional Resources Technology Conference (URTEC)
... operating and non-operating time) and average well (P50 operating and non-operating time) to help understand the best possible and the likely performance...
2022
AAPG Memoir 76, Chapter 18: Velocity Estimation for Pore-Pressure Prediction
David W. Bell
AAPG Special Volumes
... is compromised if averaging is performed across major slope breaks in the average-velocity curve. Time-Depth-Velocity Relationships from Check Shots...
2001
A Comparison of Depth Conversion Methods in Buntal Gas Field, Block B, Natuna Sea, Indonesia
Irfan Yuliandri Syukri, John Hughes, Medi Medianesterian
Indonesian Petroleum Association
... incorporated included: (1) a linear average velocity-time function; (2) a 2nd order polynomial time-depth function; (3) an instantaneous velocity-depth V0k...
2014
Studies on Redox Potential of Marine Sediments
Claude E. ZoBell
AAPG Bulletin
... read after different periods of time. The average change per minute in the Eh readings during Table The foregoing data are based upon the average...
1946
Chapter 10: 2-D Pore Architecture Characterization of a Carbonate Mudrock Reservoir: Insights from the Mid-Continent “Mississippi Lime”
Beth Vanden Berg, G. Michael Grammer
AAPG Special Volumes
... relationship that can be approximated by the Wyllie time average equation (Figure 2) (Anselmetti et al., 1997; Eberli et al., 2003). Within...
2016
Mudstone Geophysical Properties for Pressure Prediction
Dan Ebrom
GCAGS Transactions
..., and hence a Reuss (1929) average is used again, but this time to average the clay platelet elastic properties with the silt. The silt here...
2008
Abstract: Environmental Integrated Sustainable Development During and After Mining of Sedimentary Rocks; #90187 (2014)
Carla I. Palencia
Search and Discovery.com
.... The longer the time the less water available in the product and therefore the more time the product will last. The minimum time on average...
2014
Stress-Dependent Two-Phase Flow in Coal Cleats
Zhang Shi, Yixiao Huang, Yiran Zhu, Yixiang Gan, Zhongwei Chen
Unconventional Resources Technology Conference (URTEC)
... computational time. The average face and butt cleat spacings are then purposely chosen as 2 mm and 1 mm, respectively, with the standard deviation (SD...
2021
Effective Use of High Density VSP Measurements to Predict Pore Pressure and Estimate Mud Weight Ahead of Drilling in the Mahakam Delta, Indonesia
Mohammed Badri, Stephane Gazet, Gregoire de Tonnac
Indonesian Petroleum Association
... Technology VSP methodology has several key applications such as time versus depth relationship, interval and average velocity calculations, calibration...
2005
Molecular Dynamics Simulation on Modeling Shale Gas Transport and Storage Mechansims in Complex Nano-Pore Structure in Organic Matters
Guan Qin, Shuai He
Unconventional Resources Technology Conference (URTEC)
... layer. Therefore, we can determine the time-average number of molecules from nt-th time step to nT-th time step in i-th bin is given as: NT 1 Ni...
2015
Data to Decision: A Unified and Rapid Workflow for Unconventional Reservoirs Blending Data Analytics, Physics-Based Completion Optimization, and Investor-Oriented Economics
George Voneiff, Peter Bastian
Unconventional Resources Technology Conference (URTEC)
...-time production curve has an associated average completion design and average geologic properties. Figure 8 – PetroVisor Dashboard for Zero-time...
2021
Dynamics of Sediment Movement
Gerard Middleton, John B. Southard
Special Publications of SEPM
... motions even within the viscous sublayer of a flow with steady time-average velocity. So it should be clear that any criterion that we can establish...
1984
The Diffusion of Grains in the Lee of Ripples, Dunes, and Sand Deltas
J. R. L. Allen
Journal of Sedimentary Research (SEPM)
... of the sediment load, the rate of settling of grains at a station downstream from the sand-body crest is regarded as a function of the time-average...
1968
Paleomagnetic Evidence for Microplate Tectonic Development of Southern and Baja California: Chapter 13: Part III. Regional Geophysics and Geology
Steve P. Lund, David J. Bottjer
AAPG Special Volumes
... than 10,000 years in time, then their average paleomagnetic field direction (I, D) should point directly to the north geographic pole of late...
1991
Quantification of Tertiary Exhumation in the United Kingdom Southern North Sea Using Sonic Velocity Data
Richard R. Hillis
AAPG Bulletin
....'s (1956) time average relationship to obtain the relationship between velocity (v) and burial depth (d): [Equation] where a, b, and c...
1995
Acoustic Properties of Ancient Shallow-Marine Carbonates: Effects of Depositional Environments and Diagenetic Processes (Middle Jurassic, Paris Basin, France)
Benjamin Brigaud, Benoit Vincent, Christophe Durlet, Jean-Francois Deconinck, Philippe Blanc, Alain Trouiller
Journal of Sedimentary Research (SEPM)
..., and demonstrated that porosity is a crucial factor. These studies have derived empirical equations such as the “time-average equation” (velocity–porosity transform...
2010
An Integrated Field and Numerical Study of the Impact of Formation Anisotropy on Stage Spacing in Horizontal Wells
Varahanaresh Sesetty, Ahmad Ghassemi, Ivan Gil
Unconventional Resources Technology Conference (URTEC)
..., the continuity equation inside fracture (excluding leak-off) is given as ∂w ∂q Q0 + = ∂t ∂y H (12) where ∂w / ∂t indicates storage (i.e. change in average...
2018
Improving Artificial Lift Timing, Selection, and Operations Strategy Using a Physics Informed Data-driven Method
Hardikkumar Zalavadia, Prithvi Singh, Utkarsh Sinha, Sathish Sankaran
Unconventional Resources Technology Conference (URTEC)
..., daily). This enables the calculation of pressure depletion (i.e., average reservoir pressure) in the contacted drainage volume at each time step...
2023
Permeability and acoustic velocity controlling factors determined from x-ray tomography images of carbonate rocks
Nathaly L. Archilha, Roseane M. Missagia, Cathy Hollis, Marco A. R. de Ceia, Samuel A. McDonald, Irineu A. Lima Neto, David S. Eastwood, and Peter Lee
AAPG Bulletin
.... P. Castagna, 2004, Revisiting the Wyllie time average equation in the case of near spherical pores: Geophysics, v. 69, p. 45–55, doi...
2016
Petrophysical Classification of Siliciclastics for Lithology and Porosity Prediction from Seismic Velocities (1)
LEV VERNIK and AMOS NUR
AAPG Bulletin
... vs. porosity plot for our data without lithological discrimination is shown in Figure 7a. Overall, the time-average equation (Wyllie et al., 1956...
1992
Telluric Currents and Their Use in Petroleum Exploration
K. Vozoff , R. M. Ellis , M. D. Burke
AAPG Bulletin
.... AFMAG measures the time-average tilt of magnetic variations, also at the comparatively high frequencies due to atmospheric discharges. Lateral near...
1964
The Porosity Logs
John H. Doveton
Special Publications of SEPM
... matrix mineral value and the water transit time, the porosity of a shale-free reservoir zone may be estimated by the Wyllie time-average equation. 56...
1994