Developing Petroleum Maps for the Future

L. Harold Spradley

Houston Geological Society Bulletin

... with the ground truth survey coordinates, the particular area proves to contain nonlinear errors, then more survey points may be required. Although one...

FRONTMATTER: Investigations of the Northern Melanesian Borderland

Circum Pacific Council Publications

...; the colors represent a nonlinear contouring scheme symmetri­ cally disposed about the 0 mgal level. Shading has been added to simulate the illumination...

Multidisciplinary seismic amplitude analysis in a frontier exploration area

Lei Zhang, Ivan Salazar, Janet Ravelo, Ricardo Castrejon, Raul Ysaccis, Edgar Ramon Hernandez Reyes, Armando Heras Sanjuanico

International Meeting for Applied Geoscience and Energy (IMAGE)

... References Bachrach, R., 2018, Nonlinear single loop litho-petro-elastic prestack inversion using data assimilation techniques: 80th Annual Conference...

Technology

Hidekazu Yoshida, Jeremy O’Brien

GEO ExPro Magazine

... variables to discover complex and nonlinear relationships that a geoscientist may not. PICTURE: SEEQUENT TIME-EFFICIENT: Can generate complex shapes...

Estimation of Reservoir Fluid Saturation from 4D Seismic Data: Effects of Noise on Seismic Amplitude and Impedance Attributes

Rafael Souza, David Lumley, Jeffrey Shragge

Petroleum Exploration Society of Australia (PESA)

... a nonlinear seismic inversion step that is inherently unstable and may introduce significant uncertainties into the resulting impedance estimates...

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 ℎ(𝐩[𝐦], 𝐝) $ Where m stands for subsurface models, h(∙,∙) measures the misfit...

POROSITY DEPENDENCE OF DEFORMATION BANDS IN THE ENTRADA SANDSTONE, LA PLATA COUNTY, COLORADO

Gary A. Smith

Rocky Mountain Association of Geologists

... bands generally increases with increasing porosity. Furthermore, a well-developed, nonlinear relationship between porosity and the displacement across...

Refraction tomography at the Nova Ni-Cu mine

Ian James, Graeme Hird, Andrew Fitzpatrick

Petroleum Exploration Society of Australia (PESA)

...., & Toksoz, N. (1998). Nonlinear refraction traveltime tomography. Geophysics, 1726-1737. Zhu, X. (2002). Velocity Imaging Through Complex Nearsurface...

Abstract: The Dynamics of Natural Gas Price Formation: Implications for Gas Producers

J. Michael Bodell

Houston Geological Society Bulletin

.... This price-quantity relationship is called a “yield curve” because of important nonlinear dynamics in the value of gas as correlated to comparative...

Enhancing reservoir simulation workflows by coupling a GPU-accelerated full-physics simulator with a Fourier neural operator-based surrogate model

Karthik Mukundakrishnan, Klaus Wiegand, Vidyasagar Ananthan, Daniel Kahn, Dmitriy Tischekin, Marcos Kajita, Clement Etienam

International Meeting for Applied Geoscience and Energy (IMAGE)

... (1), (2), and (3). The coupled, nonlinear system of equations are solved in a fullyimplicit manner using a Newton- Raphson iterative method to achieve...

Use of Multiple Log Curves to Predict Permeability in a Dolomite Reservoir, San Andres of Welch Field, Dawson County, Texas

Gregory D. Hinterlong

West Texas Geological Society

... saturation and porosity cut off. These cut offs are assumed to be the limiting values for producibility from the reservoir. Because of the nonlinear...

Assisted History Matching of Early Field Life and Probabilistic Forecasting Using an Integrated Subsurface - Surface Network Numerical Model: Bangka Deepwater Development

Robikhun, Eric W. Bhark, Monas O. Purba, Komaruddin E. Purwanto

Indonesian Petroleum Association

... simultaneously represent the same percentile (e.g., 10th) of two or more metrics when a nonlinear flow model is used to relate the subsurface uncertainties...

An Advanced Nanopermeameter: Transformation from a Point-by-Point Method to the Direct Measurement of Permeability-Pressure Function

Hui-Hai Liu, Huangye Chen, Jilin Zhang, Gary Eppler

Unconventional Resources Technology Conference (URTEC)

... experimental efficiency, we previously proposed a method based on the nonlinear solution to the gas flow equation. This measures the rock matrix...

Investigation of Micro-Seismicity and Permeability Evolution in Shale Fractures During Stimulation

Zhi Ye, Ahmad Ghassemi

Unconventional Resources Technology Conference (URTEC)

... shearing, a nonlinear and remarkable flow rate enhancement with significant fluctuations is noticed. The reason for the flow fluctuations is that the flow...

Estimating Characteristic Relaxation Properties from NMR T1-T2 Measurements in Unconventional Reservoirs

Olabode Ijasan, Darren McLendon

Unconventional Resources Technology Conference (URTEC)

... multimodal analysis of T1-T2 maps using nonlinear inversion that imposes Gaussian mixture basis for extraction of petrophysical pore modes, referred...

Towards Quantitative Assessment of 4D DAS Time Shifts for Enhanced Stimulated Rock Volume Characterization

Yesser Haj Nasser

Unconventional Resources Technology Conference (URTEC)

... with hydraulic stimulation. This modeling workflow incorporates the fracture's physical properties and their dynamic nonlinear stress-dependent anisotropy (van...

Completion Optimization in the Bakken Petroleum System Using Data Mining

Alexander Chakhmakhchev, Nicholas A. Azzolina, Bethany A. Kurz, Xue Yu, Chantsalmaa Dalkhaa, Justin T. Kovacevich, James A. Sorensen

Unconventional Resources Technology Conference (URTEC)

... of the relationship between production and completion parameters based on bivariate (two-dimensional) scatterplots were difficult because of the nonlinear...

Meta-Attributes: A New Concept for Reservoir Characterization and Seismic Anomaly Detection

Fred Aminzadeh

GCAGS Transactions

... are the main features of meta-attributes: Pre-processing through steering and filtering. Combining attributes. Nonlinear mapping of attributes via use...

Does Liquid Slip Flow Occur in Unconventional Reservoir Rocks? A Laboratory Study of Liquid Permeability

Sheng Peng

Unconventional Resources Technology Conference (URTEC)

..., slippage decreases with liquid pressure, P, because of the larger friction at a higher pressure. If one assumes a nonlinear change of Ls with 1/P...

Multi-modal Data-assisted Prediction and Analysis of Shale Gas Production Performance at Early Production Stage in Weirong Shale Gas Field, Sichuan Basin, China

Tianrui Ye, Yitian Xiao, Yong Zhao, Haitao Cao, Chunyan He

Unconventional Resources Technology Conference (URTEC)

... patterns, long-term dependencies, and nonlinear relationships in data through their deep structures and layers of neural networks. Some widely-used deep...

A Workflow to Map Maturity and Fluid Properties From Public Production Reporting

W. Kurt Rucker

Unconventional Resources Technology Conference (URTEC)

... accurate factors like transformation ratio, though transformation ratio can be used to confirm that fluid properties deliver an effective nonlinear maturity...

Smart Control: Advancing the Optimization and Control of Artificial Lift Systems

Sam Bost, Jackson Searle

Unconventional Resources Technology Conference (URTEC)

... nonlinear models that are expected to more accurately represent the dynamics of multivariable systems under a wider range of operating conditions...

Cross-Borehole Tomography in Development Geology: Part 7. Geophysical Methods

J. H. Justice, M. E. Mathisen, J. R. Bulau, A. A. Vassiliou

AAPG Special Volumes

... of thousands of nonlinear equations to reconstruct the velocity field between the boreholes for compressional and/or shear waves. SURVEY TYPES Two major...

Magnetic Paint Sampling of the Surface and Subsurface of Clastic Sediment Beds: RESEARCH METHOD PAPER

Peter R. Wilcock, R. Scott Stull

Journal of Sedimentary Research (SEPM)

..., thereby giving a variable sample depth. Even with carefully defined application techniques, the depth of sampling can depend in a nonlinear fashion...

Plotting Equation for Gaussian Percentiles and a Spreadsheet Program for Generating Probability Plots: REPLY

James H. Balsillie, Joseph F. Donoghue, Kenji M. Butler, Jennifer L. Koch

Journal of Sedimentary Research (SEPM)

... by Hazen (1914). We reported that very few computer applications allow for the production of APP, ostensibly because of the complicated, nonlinear...