Permeability, Porosity, and Shear-wave Anisotropy From Scaling of Open Fracture Populations

Randall Marrett

Rocky Mountain Association of Geologists

... of equations 6 and 7, we find that the shear-wave anisotropy and the fracture porosity are linearly proportional: + total = (9) n 2-v - -Y Y 2 g...

Calculating Sandstone-Shale Ratios from Growth Normal Fault Dips on Seismic Profiles

R. E. Bischke , J. Suppe

GCAGS Transactions

...)] Thus equations (2 through 4) can be inserted into equation (1) to solve for fault dip. (B) Sandstone-Shale Ratio Equation An element of faulted material...

Extraction and Interpretation of the Complex Seismic Trace

R. E. Sheriff, M. T. Taner, F. Koehler, D. Frye

Indonesian Petroleum Association

... of the total energy of the seismic wave at any given moment. Reflection Strength and Instantaneous Phase We can solve the foregoing equations separately...

Constraints on Riverine Valley Incision and the Response to Sea-Level Change Based on Fluid Mechanics

Julian Thorne

Special Publications of SEPM

...-wave travel along a river channel (see Eqs. 18-21). These equations predict that flashy river reaches are largely fed by water that has dropped only...

Combining seismic reservoir characterization workflows with basin modeling in the deepwater Gulf of Mexico Mississippi Canyon area

Wisam H. AlKawai, Tapan Mukerji, Allegra Hosford Scheirer, and Stephan A. Graham

AAPG Bulletin

... used the results from the previous parts to classify lithofacies and test some scenarios of QSI to discuss the potential added value by linking BPSM...

Improved Permeability Estimates in Carbonate Reservoirs Using Electrofacies Characterization: A Case Study of Mumbai High South; #41069 (2012)

Pushpa Sharma, G. Mamgain, V. K. Bahuguna, and Chaman Lal

Search and Discovery.com

... saturation log) - used as independent variables while ln(k) used as dependent variable in training purpose, which gives some equations derived by the ACE...

Circulation Patterns of Saline Groundwater Affected by Geothermal Heating--as Related to Waste Disposal

H. R. Henry , F. A. Kohout

AAPG Special Volumes

...). In the present study, this approach was used for both mass and heat diffusivities. Equations 1-5 can be simplified considerably if it is assumed...

Abstract: Quantification of Exploration Risk with 3D Integrated Basin Simulation, by G. P. Moeckel D. P. Schmitt, A. A. Walsh, R. W. Jones, and C. T. Tan; #90942 (1997).

Search and Discovery.com

Modeling and Simulation of Mass Transfer and Equilibrium in Tight Oil Formations

Marjan Sherafati, Kristian Jessen

Unconventional Resources Technology Conference (URTEC)

...?𝑖 1+𝛽𝛽(𝐾𝐾 𝑖𝑖 −1) = 0 , (15) which is known as the Rachford-Rice equation. Successive substitution or Newton methods can be used to solve t...

Analysis of Electromagnetic Depth Sounding Responses Over a Layered Earth: Investigating Oil & Gas Seeps in the Petroleum Provinces

Shastri L. Nimmagadda, Andrew Ochan

Petroleum Exploration Society of Australia (PESA)

... formulations used to compute the kernel functions for any number of subsurface layer situations. Use is made of this formulation to derive a digital...

Wave Climate and Littoral Sediment Transport, Northeast Gulf of Alaska

Dag Nummedal, Michael F. Stephen

Journal of Sedimentary Research (SEPM)

... Meteorological Observations (U.S. Naval Weather Service Command, 1970) were used. These data, combined with wave refraction diagrams constructed according...

Abstract: Modeling Physical Properties of Porous Media; #90187 (2014)

Shahin Ghomeshi, Sergey Kryuchkov, and Apostolos Kantzas

Search and Discovery.com

... Abstract Knowledge of the physical properties of a porous media is necessary as they can be used to evaluate the potential and behaviour...

Extrapolation of Reservoir Lithology Away from Wells Using Seismic-Geologic Controls

Ruben D. Martinez, Geoffrey Mansfield

Indonesian Petroleum Association

... defined functions that limit each well's influence. These influence functions are typically used to convey interpretive knowledge to the method...

Introduction - Application of Resistivity-Tool-Response Modeling for Formation Evaluation - Archie Series No. 2

Hezhu Yin

AAPG Special Volumes

... model was then assumed, and the laws of physics were used to predict analytically the response for a given electrode configuration (i.e., resistivity-tool...

Utilizing a Global Sensitivity Analysis and Data Science to Identify Dominant Parameters Affecting the Production of Wells and Development of a Reduced Order Model for the Eagle Ford Shale

Ali Rezaei, Fahd Siddiqui, Birol Dindoruk, M.Y. Soliman

Unconventional Resources Technology Conference (URTEC)

... be represented as a simple algebraic expression consisting of simple mathematical functions. These equations can then be used to predict...

Improved Simulator for the Development of Fluvio-Deltaic Type Gas Fields

Budi Suryodipuro, Simon Haddad, Jacques Herve, Khaled Madaoui

Indonesian Petroleum Association

... production history. • User friendly in its inputs and outputs Such a model is necessary to make realistic predictions. It is now the basic tool used...

Data Analysis and Model Development

Alan P. Byrnes

Special Publications of SEPM

..., the potential improvement if more sophisticated trans­ forms are used, and the required degree of accuracy of thefinalmodel. Recently the effort in investigat...

Integration of Multicomponet Surface Seismic, Multicomponent VSP and Microseismic in Reservoir characterization

Paul Constance, Jim Simmons, Shihong Chi, Lisa Sanford

Unconventional Resources Technology Conference (URTEC)

... interpretations. The sensitivity of P-wave velocities to anisotropy is small further increasing the potential for errors. URTeC 2155095 7 Figure 7, shows...

In Situ Evaluation of Potential Source Rocks by Wireline Logs: Chapter 13: GEOCHEMICAL METHODS AND EXPLORATION

Susan L. Herron

AAPG Special Volumes

... log data to 75°F (24°C), and then computes the appropriate discriminant scores, or D values, from the p blished equations. For example, the functions...

Abstract: Lamb Waves Recorded in Microseismic Monitoring Wellbores; #90174 (2014)

Andy St-Onge

Search and Discovery.com

... to the Lamb wave in Figure 5 were observed on potential events that were identified on the six hour time series. These potential events were extracted using...

Using Fluid-Induced Seismicity to Infer Permeability

Andrew King, Tobias Muller

Petroleum Exploration Society of Australia (PESA)

..., but to include a pressure-dependent form for the porosity. We use a finite-volume method to solve the pressure-diffusion equations. Pressure, permeability...

Using Fluid-Induced Microseismics to Image Permeability

Andrew King, Tobias Müller

Unconventional Resources Technology Conference (URTEC)

... involves solving a time-reversed version of the same equations, with the pressure observations taking the place of sources, so the same code can be used...

Reserve Growth in Oil Pools of Alberta: Model and Forecast

Mahendra Verma, Troy Cook

CSPG Bulletin

... and this resulted in the following two equations — one to be used for growth at pool level and one at field level. At the pool level: At the field level...

Shale Gas Sweet Spot Identification using Quantitative Seismic Interpretation (QSI) and Neural Network in Krishna-Godavari Basin, India

Soumen Deshmukh, Shrey Omer, P. S. Tomor, Harilal

Unconventional Resources Technology Conference (URTEC)

..., the Zoeppritz equations (1919) describe the partitioning of seismic wave energy at an interface (Equation 1). 4 URTeC 2710    sin 1   RP    R...

Iterative Modeling and Imaging of Seismic Data in Depth to Help Delineate Petroleum Reservoirs in the Utah Overthrust Belt

Alvin K. Benson

Utah Geological Association

... be used to determine the wave field at any depth z from surface data through a process known as downward continuation. This is a mathematical...