Modeling of Fiber-optic Strain Response When Pumping Stops to Verify Potential Continuation of Fracture Extension

Kildare George Ramos Gurjao, Eduardo Gildin, Richard Gibson, Mark Everett

Unconventional Resources Technology Conference (URTEC)

...n. The artificial neural network model has three hidden layers, each with three neurons; LeakyRelu (𝛼 = 0.05) is the nonlinear activation functio...

Appendix A: Considerations for Optimum 3-D Survey Design, Acquisition and Processing

R. Malcolm Lansley

AAPG Special Volumes

... polarity to data recorded with explosives. No additional phase matching filters should be required. The use of nonlinear sweeps (i.e., nonlinear...

When Numbers Lie: The Need for Causal Modeling in Well Forecasting

Kiran Sathaye, Dillon Niederhut

Unconventional Resources Technology Conference (URTEC)

..., and a nonlinear trend as wells are brought closer together. Figure 8 shows the effect of using a causal model to disentangle our dataset. The associative...

Precursory Detection of Casing Deformation and Induced Seismicity in Unconventional Reservoirs, via Real-Time Surface Pressure Data Analytics

Thomas de Boer, Matthew Adams, Andrew McMurray, Giovanni Grasselli

Unconventional Resources Technology Conference (URTEC)

... signal decomposition method that extracts and characterizes nonlinear, nonstationary acoustic energy components from wellhead pressure. By interpreting...

Sedimentologic and Physical Oceanographic Evidence of a Shelf Edge Counter Current Off Guinea Bissau, Guinea and Sierra Leone

David W. McGrail

Journal of Sedimentary Research (SEPM)

... to this set of nonlinear partial differential equations. It is necessary therefore to make simplifying assumptions in order to reduce the problem to one...

Three-Dimensional Modeling Of Complex Geological Structures: New Development Tools For Creating 3-D Volumes: Chapter 19

Raphael Mayoraz, Carol E. Mann, Aurele Parriaux

AAPG Special Volumes

... points are connected from one cross section to the next along tie lines. Third, new points are interpolated along those tie lines (Figure 3). A nonlinear...

Submarine Canyons in the Bathtub

Francois Metivier, Eric Lajeunesse, Marie-Christine Cacas

Journal of Sedimentary Research (SEPM)

..., A nonlinear model of flow in meandering submarine and subaerial channels: Journal of Fluid Mechanics, v. 400, p. 295–331. Khripounoff, A., Vangriesheim...

A Note on the Preservation of Offshore Tsunami Deposits

Robert Weiss, Heinrich Bahlburg

Journal of Sedimentary Research (SEPM)

... the transformation of the tsunami wave into nonlinear wave types causes the establishment of processes of different magnitudes or modes in offshore, nearshore...

Role of Compaction in Listric Shape of Growth Normal Faults

Hong-Bin Xiao, John Suppe

AAPG Bulletin

... the nonlinear nature of shale compaction in the upper few hundred meters (Figure 7). Thus, the distinction between a growth fault and a nongrowth fault is easily...

A Forecast of Undiscovered Oil and Gas in the Frio Strand Plain Trend: The Unfolding of a Very Large Exploration Play (1)

J. H. SCHUENEMEYER , and L. J. DREW

AAPG Bulletin

..., whereas the cumulative discovery rate graphs for field-size classes 10 through 19 exhibit the nonlinear behavior typic lly observed for the discovery...

Abstract: Data Mining in Identifying Carbonate Litho-Facies from Well Logs Based from Extreme Learning and Support Vector Machines, by Emad A. El-Sebakhy, Ognian Asparouhov, Abdulazeez Abdulraheem, Abdul-Aziz Al-Majed, Donghui Wu, and Kris Latinski; #90105 (2010)

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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)

... input variables on the variation of the output variable. Sobol method, which is a global sensitivity analysis, can be used for linear and nonlinear...

Optimization Method for Fracture-Network Design Under Transient and Pseudosteady Condition Using UFD Technique and Deep Learning Approach

Junlei Wang, Yunsheng Wei, Yuewei Pan, Wei Yu

Unconventional Resources Technology Conference (URTEC)

... fluid model is assumed. Other nonlinear effects (e.g., desorption, non-Darcy flow, and stress sensitivity et al.) are not taken into account. Fracture...

Environmental and Geophysical Interpretation of Heat-Flow Measurements in Black Sea: Structure

Albert Erickson , Gene Simmons

AAPG Special Volumes

...). The nonlinear temperature-depth profiles observed in the upper few meters beneath the Black Sea suggest that special care is necessary to insure...

Automatic calibration of stratigraphic forward models for predicting reservoir presence in exploration

O. Falivene, A. Frascati, S. Gesbert, J. Pickens, Y. Hsu, and A. Rovira

AAPG Bulletin

... acceptable models in nonlinear inverse problems using a neighbourhood algorithm: Inverse Problems, v. 17, p. 387–403, doi...

An Efficient Optimization Workflow for Field-Scale In-Situ Upgrading Developments

Guohua Gao, Jeroen C. Vink, Faruk O. Alpak, Weijian Mo

Unconventional Resources Technology Conference (URTEC)

... in a reservoir simulation model. Generally, most of these constraints are nonlinear constraints, i.e., they are nonlinear functions of controllable...

Seepage Characteristics of Fluids in Cross-Scale Unconventional Oil Reservoirs Based on Different CO2 Miscibility Degrees

Xiliang Liu, Hao Chen, Mingsheng Zuo, Weiming Cheng, Borui Li

Carbon Capture, Utilization and Storage (CCUS)

... of the microscopic pore-throat characteristics, there is an obvious nonlinear seepage stage in the low permeability and tight reservoirs. As shown...

Data Connectivity Inference and Physics-AI Models For Field Optimization

Hector Klie, Arturo Klie, Bichen Yang

Unconventional Resources Technology Conference (URTEC)

.... In a nutshell, the PhysAI focuses on finding a suitable representation that satisfies the following set of nonlinear partial differential equations...

Hydroinformatics system for pollutant potential leaching spatial uncertainty assessment

Nazzareno Diodato

Environmental Geosciences (DEG)

.... Nonlinear multivariate geostatistical methods, known as coindicator kriging, enable this uncertainty to be converted to an estimated probability, where...

Impacts of Stress, Natural and Induced Fractures on Mechanical Properties of Organic-Rich Shales

Mehdi Mokhtari, Adel A. Alqahtani, Azra N. Tutuncu

Unconventional Resources Technology Conference (URTEC)

... is initially under 200 psi confining pressure, the sample goes to a nonlinear behavior in these stress state and its Young’s modulus drops to point 11...

Pressure Transient Analysis in Unconventional Resources

I. D. Paton, G. Stewart, C. Y. Tan, M. Wasik

Indonesian Petroleum Association

... porosity and permeability has been employed. In order to predict the pressure profile this nonlinear ODE is usually integrated in the flow direction from...

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)

... medium Compared with conventional reservoirs, gas flow in unconventional gas reservoirs is subject to more nonlinear, coupled processes, including...

Determination of Shale Matrix Permeability through Dynamic Methane Production Experiments Using Variable Pressure Gradients

Kunkun Fan, Yajun Li, Derek Elsworth, Mingzhe Dong, Hao Yu, Congbin Yin, Yanchao Li

Unconventional Resources Technology Conference (URTEC)

... the effect of variations of pressure-dependent gas PVT propeties. Approximate analytical solutions allow the matrix permeability to be estimated by nonlinear...

Developments Relating Total Organic Carbon Conversion in Unconventional Reservoirs to 3D Seismic Attributes

Nancy House, Janell Edman

Unconventional Resources Technology Conference (URTEC)

...-attribute transform, which is a linear or nonlinear transform between a subset of the attributes and the target log values. The workflow utilized...

Biogenic Silica Profiles in the Sediments of Large Tropical lakes: Examples from East Africa

Thomas C. Johnson

Special Publications of SEPM

... on the equator between the western and Victoria situated on NONLINEAR RESPONSE OF PROFILES THE NONLINEAR RESPONSE OF PROFILES equator between Rift...