Reservoir and Fracture Flow Characterization Using a Novel ω(τ) Formulation

Xu Xue, Changdong Yang, Vishal Kumar Sharma, Akhil Datta-Gupta, Michael J. King

Unconventional Resources Technology Conference (URTEC)

... solution to the asymptotic pressure approximation in terms of the time derivative of the pressure drop, normalized to its value at the well (τ=0) (King...

One-way full-waveform inversion using frequency-domain model extension

Rustam Akhmadiev, Biondo Biondi, Robert G. Clapp

International Meeting for Applied Geoscience and Energy (IMAGE)

... and solve this problem in the frequency domain using one-way wave extrapolation operators. Extended slowness model allows for wavefields...

Gravity Exploration on the Central Gulf Coast

Jackie D. Stewart

New Orleans Geological Society

... anomaly from regional gravity effects. These include computer applications for generating a variety of residual data sets, derivative operators, etc...

Quantification of Dynamic Sand Settling Velocity in High-Viscosity Friction Reducers and Correlation with Rheology

Y. Thomas Hu, Chris Popeney, Chad Gilmer, Pious Kurian

Unconventional Resources Technology Conference (URTEC)

... deep into the fracture to increase the propped fracture length. How well the sand is placed in the fracture is particularly important for operators...

Deviations from Classical Diffusion Behavior: A Systematic Investigation of Possible Controls on Abnormal Reservoir Signatures

Bin Yuan, Christopher R. Clarkson, Zhenzihao Zhang

Unconventional Resources Technology Conference (URTEC)

... time are commonly used. The integral of rate-normalized pressure (IRNP) and its ′ radial derivative (𝐼𝐼 𝐼𝐼𝐼𝐼𝐼𝐼𝑅𝑅 ) can be used for noisy...

Extended Abstract: Water Influx Predictions in Reservoirs with Aquifer Drive Using the Two-Phase Reservoir Integral Type Pseudo-Pressure with Applicability in Gas Hydrate Reservoirs

Melvin Kome, Mohd Amro

Africa Energy and Technology Conference, 2016

...Extended Abstract: Water Influx Predictions in Reservoirs with Aquifer Drive Using the Two-Phase Reservoir Integral Type Pseudo-Pressure...

Unconventional natural gas resources in Pennsylvania: The backstory of the modern Marcellus Shale play

Kristin M. Carter, John A. Harper, Katherine W. Schmid, Jaime Kostelnik

Environmental Geosciences (DEG)

... used by operators working the Barnett Shale gas play, Range has gone on to complete hundreds of horizontal shale gas wells in Washington County alone...

Modifications for Fracture Damage and Changing Pressure Drawdown to Improve Accuracy of Duong Decline Model

Himanshu S. Jha, W. John Lee

Unconventional Resources Technology Conference (URTEC)

.... This means that 𝑡𝑡(𝑎𝑎, 𝑚𝑚) should monotonically decrease with increasing time. Therefore, the derivative of 𝑡𝑡(𝑎𝑎, 𝑚𝑚) with respect to time...

Toward elastic free-surface topography with immersed boundaries

Edward Caunt, Rhodri Nelson, Fabio Luporini, Gerard Gorman

International Meeting for Applied Geoscience and Energy (IMAGE)

... with both boundary conditions and location. This extrapolation results in a skin of modified differential operators applied below the surface...

Assessing the region of ambiguity of potential fields to improve surveying and modelling

Luigi Bianco, Maurizio Fedi, Maurizio Milano

International Meeting for Applied Geoscience and Energy (IMAGE)

... the potential fields forward problem as a Fredholm integral equation of the first kind: 𝑔𝑔(𝐫𝐫′) =∫Ω 𝐾𝐾(𝐫𝐫, 𝐫𝐫′)𝑓𝑓(𝐫𝐫)𝑑𝑑𝐫𝐫 3 (1) Where...

A Diagnostic Approach to Identify Complex Fracture Geometries in Unconventional Reservoirs Using a Semi-Analytical Model

Zhiming Chen, Xinwei Liao, Wei Yu, Kamy Sepehrnoori, Xiaoliang Zhao, Xiaojiang Li, He Sun

Unconventional Resources Technology Conference (URTEC)

... flux; CFD is the dimensionless fracture condu w ywD ,up is the location at outer bounda of fracture Using Lapla transform and integral m t t ary e...

A Comparative Study of Conventional Arrays of Resistivity Prospecting with Differential Arrays

K. K. Sharma, S. Jayashree

Geological Society of Malaysia (GSM)

... AND JAYASHREE S. Department of Applied Geology University of Madras Guindy, Madras - 600 025 Abstract: The second vertical derivative of gravity and magnetic...

Abstract: Second Derivative Differentiation of Anomalies in Biogeochemical Data, by W. C. Riese and G. B. Michaels; #91004 (1991)

Search and Discovery.com

Estimating Unconformity Thicknesses from Vitrinite Reflectance Data: ABSTRACT

C. G. St. C. Kendall, Ian Lerche

AAPG Bulletin

...) Combining variations of vitrinite reflectance with depth and burial history information enables estimation of the paleoheat flux-time derivative, ß...

Application of Surrogate Models and Derivative-free Optimization in Geothermal Reservoir Modelling

Search and Discovery.com

Tilt-Derivative Filtered Potential Fields Data Unravel the Paleozoic Structure Image in Tinat Field, Saudi Arabia

Search and Discovery.com

Geologic Characterization of a Bakken Reservoir for Potential CO2 EOR

Basak Kurtoglu, James A. Sorensen, Jason Braunberger, Steven Smith, Hossein Kazemi

Unconventional Resources Technology Conference (URTEC)

..., four representative wells in the study area were further analyzed. Log-log diagnostic plot of rate normalized pressure and pressure derivative...

Effective Alarm Management System for Process Safety and Plant Reliability

Arief E Prasetyo, Andre Pradhanto

Indonesian Petroleum Association

... Agreement Key Performance Indicator Out Of Service Pertamina EP Cepu Proportional Integral Derivative Safety Health and Environment Shell Claus Off gas...

A Numerical Simulation of Microseismic Depletion Delineation for Duverney Oilfield in Canada Using a Fast Approach for a Fully Coupled 3D Quasistatic Poroelastic Modeling

Andrey H. Shabelansky, Kurt T. Nihei, Gian Fradelizio, Sinead Tracey, Dimitri Bevc

Unconventional Resources Technology Conference (URTEC)

... of high-performance computing (HPC) becomes an integral part of this effort. This limitation sets bounds on maximum dimensions that can be used...

Improvement in the Characterization of Vaca Muerta with DFIT Type Curves Analysis

Cristian F. González, Ignacio Arhancet

Unconventional Resources Technology Conference (URTEC)

... operators to stop pumping DFITs in horizontal wells and question its validity. Type-Curves Methodology in DFITs David Craig (2014) presented a new...

Excess permeability in the Brazil pre-Salt: Nonmatrix types, concepts, diagnostic indicators, and reservoir implications

Fermín Fernández-Ibáñez, Gareth D. Jones, Jordan G. Mimoun, Melanie G. Bowen, J. A. Toni Simo, Virginia Marcon, and William L. Esch

AAPG Bulletin

... immediate vicinity, the WTs investigate deeper into the reservoir. The character of the pressure derivative reflects information about reservoir...

ABSTRACT: Tilt-Derivative Filtered Potential Fields Data Unravel the Paleozoic Structure Image in Tinat Field, Saudi Arabia; #90051 (2006)

Emad Al-Muzaiyen, Mesbah Khalil, Maher Al Marhoon

Search and Discovery.com

...ABSTRACT: Tilt-Derivative Filtered Potential Fields Data Unravel the Paleozoic Structure Image in Tinat Field, Saudi Arabia; #90051 (2006) Emad Al...

Abstract: Terrain Derivative Computation in Potential Field Interpretation

F. Italiano, M. Fedi, P. Bernardelli, I. Giori, M. Antonelli

Search and Discovery.com

...Abstract: Terrain Derivative Computation in Potential Field Interpretation F. Italiano, M. Fedi, P. Bernardelli, I. Giori, M. Antonelli #90074...

How Diagnostic Fracture Injection Tests (DFITs) Show Horizontal Plane Tensile and Shear Fractures in Various Stress Settings

Alan K. Nicholson, Robert C. Bachman, Robert V. Hawkes

Unconventional Resources Technology Conference (URTEC)

.../Primary Pressure Derivative (PPD) log-log plot sometimes shows what would be considered a pre-closure radial flow regime. For a shallow thrust fault...

The Duchesne Fault Zone's Impact on Horizontal Development Within the Burgeoning Green River Oil Play, Uinta Basin, Northeastern Utah, USA

Riley Brinkerhoff, Douglas A. Sprinkel

International Meeting for Applied Geoscience and Energy (IMAGE)

... and south of the DFZ, operators are hesitant to target reserves within the fault zone for fear of its effects on well completions (out of zone fracture...