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## The AAPG/Datapages Combined Publications Database

### Showing 2,787 Results. Searched 195,452 documents.

### A Streamlined Approach to Fault Stress Analysis and Natural Fracture Prediction

Seth Busetti

Unconventional Resources Technology Conference (URTEC)

... ππ ππππππ = (ππππT β ππ ππ 2 )0.5 The Fracture Stability parameters are thus calculated from the above equations, the three principal stresses...

2021

### Abstract: Comparative Study on 2D Microseismic Source Location with Synthetic Seismograms Recorded by Borehole- and Surfacereceiver Arrays; #90224 (2015)

Anton Biryukov, Simon G.E. Harvey, and Giovanni Grasselli

Search and Discovery.com

... derivative. After performing a central second order ο¬nite difference (FD) approximation, an explicit scheme for solving the wave propagation in time...

2015

### A Coupled Geomechanics-Reservoir Properties Workflow for Unconventional Play Landing Zone Optimisation

Jinying Zhou, Taixu Bai, Qingguang Qu, Biwen Gui

Unconventional Resources Technology Conference (URTEC)

... Input The new model requires limit inputs for solving fracturing growth and accessible hydrocarbon volume, there three sets of input data requreid...

2019

### Software for Quantitative Prediction of Hydrate Blockage Formation in Gas Condensate Systems

Pradeep Dhoorjaty, Dale Erickson, Dileep Penmetsa

Australian Petroleum Production & Exploration Association (APPEA) Journal

... conservation equations, which requires predicting the ο¬ow regime. Virtuoso distinguishes stratiο¬ed, stratiο¬ed-wavy, annular, slug and dispersed ο¬ow. The void...

2020

### 3-D Finite Difference Modeling of Microseismic Source Mechanisms in the Wolfcamp Shale of the Permian Basin

Robert Meek, Robert A. Hull, Austin Von der Hoya, David Eaton

Unconventional Resources Technology Conference (URTEC)

... ππ₯ π ππ‘ Wave motion is computed by solving the boundary value problem involving these differential equations. To derive a 3D velocity model P-wave...

2015

### Relationship Between Porosity, Permeability, and Surface Areas of Sediments

George V. Chilingar, Richard Main, Ali Sinnokrot

Journal of Sedimentary Research (SEPM)

..., T. S., 1954, Verification of tortuosity equations: Am. Assoc. Petroleum Geologists Bull., v. 38, p. 2226-2232. GREER, F. C., AND BEESON, C. M., 1960...

1963

### Integrated EUR and Production Decline Analysis for Unconventional Production in Stacked Development

Le Lu, Yao Li, Andrew Sneddon, Michael Hale, Brian Dombroski, Christopher Flenthrope, Wanyi Zhang, Sheng Wu, Yongchun Tang

Unconventional Resources Technology Conference (URTEC)

... of linear equations can be constructed for all peak ratios in the fingerprints and all end-members considered. Solving the linear regression...

2022

### Abstract: Comparing Post-stack AVO Inversion to Prestack Inversion for Estimating Rock Properties; #90171 (2013)

Paul F. Anderson

Search and Discovery.com

... to achieve those estimates. The number of potential AVO equations one has access to now exceeds what many would consider useful. The problem then becomes...

2013

### Abstract: Comparing Post-stack AVO Inversion to Prestack Inversion for Estimating Rock Properties; #90171 (2013)

Paul F. Anderson

Search and Discovery.com

... to achieve those estimates. The number of potential AVO equations one has access to now exceeds what many would consider useful. The problem then becomes...

2013

### On the Characterization of Porosity and Permeability in Limestones; #120055 (2012)

Philippe Gouze

Search and Discovery.com

... equations that make use of the porosity and a specific surface parameter or Katz-Thomson equations relating permeability to porosity and the electrical...

2012

### Characterization and Modelization of the Geometrical and Flow Properties of Fractured Carbonates: Application to Amellago Outcrop Data; #120075 (2012)

I. Malinouskaya, P. M. Adler, J.-F.Thovert, and V. Mourzenko

Search and Discovery.com

..., the hydraulic properties are obtained by solving the governing flow equations, which are written on the local scale and applied to the fracture...

2012

### Mathematical Model of Energy Storage in Gas Hydrate and its Flow in Pipeline Systems; #42005 (2017)

Oluwatoyin O. Akinsete, Sunday O. Isehunwa

Search and Discovery.com

... and control hydrate growth (gas storage capacity) in gas pipeline system for different gas composition. Methodology β’ The governing equations...

2017

### Simulation of Hydraulic Fracture Networks in Three Dimensions Utilizing Massively Parallel Computing Resources

Randolph R. Settgast, Scott Johnson, Pengcheng Fu, Stuart Walsh, Joshua White

Unconventional Resources Technology Conference (URTEC)

... equations ofο¬uid pressure. the rock matrix, have parallel plate flow consisting of of static equilibrium on to model body yields the fractures the standard...

2014

### Depth of Investigation for Linear Flow: Theory and Practice

Arjun Ravikumar, John Lee

Unconventional Resources Technology Conference (URTEC)

... of investigation equations using numerical simulation. Xie et al. (2015) solved for the depth of investigation by obtaining asymptotic solutions...

2018

### An Efficient Three-Dimensional Multiphase Particle-in-Cell Model for Proppant Transport in the Field Scale

Shaowen Mao, Zhi Shang, Seunghwan Chun, Jiawei Li, Kan Wu

Unconventional Resources Technology Conference (URTEC)

... simulations, one has to treat particles with different sizes or materials as separate phases, which requires solving extra continuity and momentum equations...

2019

### Transformation of Resistivity to Pseudovelocity Logs

Albert J. Rudman , Joseph F. Whaley , Robert F. Blakely , Maurice E. Biggs

AAPG Bulletin

...) where TTf is transit time in the fluid (mud filtrate) and TTs is transit time in the solid. Solving for P and equating equations 2 and 3, EQUATION...

1975

### Enhancing Limited Log Suites with Neural Networks

J.S. Arbogast, M.H. Franklin, M.L. Butler, K.A. Thompson

Rocky Mountain Association of Geologists

... equations describing the inner workings of the human nervous system. They have been shown to be effective in providing sophisticated dataprocessing...

1997

### Calculation of the Effect of Clay Content in Determination of the Coefficient of Oil- and Gas-Saturation by the Resistivity Method

V. N. Dakhnov

Petroleum Geology: A Digest of Russian Literature

... of which is determined from the value of Π Π½,Π³. Obtaining Π Π½,Π³ = 1/(1βkΠ½ΠΊ and PΠ½ = 1/(1βkΠ½)n, substituting in formula (1), and solving it relative...

1960

### Least Square Q-Kirchhoff Migration: Implementation and Application

Xiaodong Wu, Yi Xie, Joe Zhou, Dechun Lin, Yu Wang

Petroleum Exploration Society of Australia (PESA)

... an explicit solution m = (LT LQ )β1 LT d Q Q (3) However, solving the inversion problem (3) for real applications is computationally expensive even...

2018

### Resolving complex velocity and gas absorption features with full-waveform inversion in the Taranaki Basin, New Zealand

Yuelian Gong, Dominic Fell, Robert Hunn, Richard Bisley, Alexander Karvelas, Bee Jik Lim

Petroleum Exploration Society of Australia (PESA)

... by solving a nonlinear least-square (LS) optimization problem: min β(π©[π¦], π) $ Where m stands for subsurface models, h(β,β) measures the misfit...

2019

### Predicting Pore-Pressure From On-shore Seismic Data in the Delaware Basin

Marianne Rauch-Davies, Bob Schmicker, Steve W. Smith, Sam Green, Jeremy J. Meyer

Unconventional Resources Technology Conference (URTEC)

... analytical geomechanical model was then constructed using the poro-elastic equations (Thiercelin & Plumb, 1994) and the elastic properties calculated from...

2018

### Problem of Secondary Tilt--Harker's Solution Corrected

Edmund M. Spieker

AAPG Bulletin

... from Harker's construction in fashion similar to the foregoing. Another method of solving the problem may be worked out by the use of cotangents...

1938

### Seismic Migration: Part 7. Geophysical Methods

Ken Larner, David Hale

AAPG Special Volumes

... and a dipping reflector. End_Page 373------------------------ domain. In general, Fourier transform methods provide elegant means of solving partial...

1992

### Reservoir Modeling for Simulation Purposes: Part 10. Reservoir Engineering Methods

Koen Weber

AAPG Special Volumes

... of simultaneously solving the flow equations between adjacent blocks of rock in response to offtake from wells. The larger the number of grid blocks used...

1992

### Quantitative X-Ray Diffractometry of Carbonate Rocks: RESEARCH METHOD PAPER

J. H. Fang, L. Zevin

Journal of Sedimentary Research (SEPM)

.... Solving the above matrix equation, we get [Xsp] = [Isp][Kp]-1, (5) where [Kp]-1 is a diagonal matrix with elements Rp = 1/Kp. When [2] is satisfied...

1985