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Keywords: pore pressure
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Proceedings Papers
Field Measurement of the Formation Stress Depletion and the Pore Pressure Depletion in the Eagle Ford
Available to Purchase
Paper presented at the SPE/AAPG/SEG Unconventional Resources Technology Conference, June 20–22, 2022
Paper Number: URTEC-3708962-MS
... Abstract The objective of this paper is to quantify both the formation stress depletion and the pore pressure depletion caused by production from existing parent wells in the Eagle Ford using observed field data. When future infill wells are added to the development area, the formation pore...
Proceedings Papers
A Numerical Simulation of Microseismic Depletion Delineation for Duverney Oilfield in Canada Using a Fast Approach for a Fully Coupled 3D Quasistatic Poroelastic Modeling
Available to Purchase
Paper presented at the SPE/AAPG/SEG Unconventional Resources Technology Conference, June 20–22, 2022
Paper Number: URTEC-3719909-MS
... simulation duverney oilfield criteria experiment microseismic depletion delineation stimulated fractures hydraulic fracturing mc criteria pore pressure numerical simulation unconventional resource technology conference slow wave equation reinjection mdd URTeC: 3719909 A numerical simulation...
Proceedings Papers
Paper presented at the SPE/AAPG/SEG Unconventional Resources Technology Conference, June 20–22, 2022
Paper Number: URTEC-3723715-MS
... across the fault strong pressure contrast hydraulic fracturing permeability induced seismicity pressure contrast fracture pressure damage zone fracture characterization eaton pore pressure mpa earthquake sequence pressure difference URTeC: 3723715 Numerical Modeling of Hydraulic Fracture...
Proceedings Papers
Visualizing Fracture-Matrix Fluid Exchange in Unconventional Tight Mudstone
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Paper presented at the SPE/AAPG/SEG Unconventional Resources Technology Conference, June 20–22, 2022
Paper Number: URTEC-3723022-MS
... fluid dynamics experiment visualizing fracture-matrix fluid exchange spatial distribution pore pressure delamination unconventional resource technology conference length scale permeability matrix intensity fracture transmission URTeC: 3723022 Visualizing Fracture-Matrix Fluid Exchange...
Proceedings Papers
Machine Learning Applications for Reservoir Pressure Trend Prediction in Potash Area of Delaware Basin
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Paper presented at the SPE/AAPG/SEG Unconventional Resources Technology Conference, June 20–22, 2022
Paper Number: URTEC-3722944-MS
... reservoir pressure application activation function pore pressure fuzzy logic node prediction input parameter mean squared error delaware basin coefficient potash area accuracy artificial neural network validation correlation coefficient URTeC: 3722944 Machine Learning Applications...
Proceedings Papers
On Poroelastic Mechanisms in Hydraulic Fracturing from FDI to Fracture Swarms
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Paper presented at the SPE/AAPG/SEG Unconventional Resources Technology Conference, June 20–22, 2022
Paper Number: URTEC-3725955-MS
... the pore pressure and stresses in the reservoir. This will cause in-situ stress re-orientation and possibly reversal and potentially lead to rock deformation and failure by fracture initiation, and/or activation of discontinuities such as joints and bedding planes. The net result is the enhancement...
Proceedings Papers
Pore Pressure Mapping Using Microseismicity and Borehole Data
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Paper presented at the SPE/AAPG/SEG Unconventional Resources Technology Conference, June 20–22, 2022
Paper Number: URTEC-3718024-MS
... with the focal mechanisms provide an estimate of pore pressure at the location of every event, which can be mapped in time and space. We successfully apply joint stress inversion to a Barnett shale hydraulic fracturing dataset and demonstrate pore pressure mapping. Introduction Determination of the stress...
Proceedings Papers
Investigation into the Fabric and Textural Controls over Effective Grain Stiffness for Accurate Biot Coefficient and Pore Compressibility Prediction
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Paper presented at the SPE/AAPG/SEG Unconventional Resources Technology Conference, July 26–28, 2021
Paper Number: URTEC-2021-5200-MS
... providing a rapid tool for the determination of poroelastic parameter sets in shale where direct measurements are not available. complex reservoir pore pressure grain compressibility reservoir characterization upstream oil & gas directional stiffness grain fraction reservoir geomechanics...
Proceedings Papers
A New Pore Pressure Prediction Model for Naturally Fractured Shales and Stacked Plays: The Effect of Active Hydrocarbon Generation - A Powder River Basin Case Study
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Paper presented at the SPE/AAPG/SEG Unconventional Resources Technology Conference, July 26–28, 2021
Paper Number: URTEC-2021-5410-MS
... Abstract We introduce a physics-based method for explicit pore pressure prediction in naturally fractured shale petroleum reservoirs. Failing to account for the actual cause of overpressure leads to underestimation of the pore pressure at depth. This is particularly important in shales...
Proceedings Papers
The Effect of Capillary Condensation on the Geomechanical and Acoustic Properties of Tight Formations: An Experimental Investigation
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Paper presented at the SPE/AAPG/SEG Unconventional Resources Technology Conference, July 26–28, 2021
Paper Number: URTEC-2021-5371-MS
... facility at the Colorado School of Mines. The experimental set-up is capable of the simultaneous acquisition of coupled stress, strain, resistivity, acoustic and flow data. Carbon dioxide was used as the pore pressure fluid in these experiments. After a comprehensive characterization of shale samples...
Proceedings Papers
Machine Learning and Artificial Intelligence Provides Wolfcamp Completion Design Insight
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Paper presented at the SPE/AAPG/SEG Unconventional Resources Technology Conference, July 26–28, 2021
Paper Number: URTEC-2021-5572-MS
... to understanding the impact of completion and frac design on multi-fractured horizontal Wolfcamp B well production and economic performance. As we would expect, wells with the most permeability, higher pore pressure, effective porosity and lower water saturation have the greatest potential for hydrocarbon...
Proceedings Papers
Seismic Investigation of Lithological Controls on Effective Stress
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Paper presented at the SPE/AAPG/SEG Unconventional Resources Technology Conference, July 26–28, 2021
Paper Number: URTEC-2021-5279-MS
... Abstract Effective stress represents the external load carried by the rock itself being a function of confining stresses and pore pressure. Confining stresses can be calculated from elastic rock properties, while effects of pore pressure, requires knowledge of the Biot-Willis coefficient...
Proceedings Papers
Integration of Rock Physics Modelling to Improve Pore Pressure Prediction in Unconventional Shales
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Paper presented at the SPE/AAPG/SEG Unconventional Resources Technology Conference, July 20–22, 2020
Paper Number: URTEC-2020-3222-MS
... Abstract Accurate formation pressure (pore pressure) prediction is essential for executing a safe and cost-effective drilling program. Unexpected overpressure is a major cause of drilling hazards, costing the industry billions of dollars, and posing a huge potential risk for damage...
Proceedings Papers
Diagnosing Fracture Stimulation Effectiveness: A Case Study of the Marcellus Shale Energy and Environmental Lab (MSEEL)
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Paper presented at the SPE/AAPG/SEG Unconventional Resources Technology Conference, July 20–22, 2020
Paper Number: URTEC-2020-3173-MS
... surveillance completion installation and operations complex reservoir drillstem/well testing information fracture simulator hydrocarbon stimulation mseel database shale gas proppant upstream oil & gas pore pressure closure stress geometry fracturing fluid fracture length communication...
Proceedings Papers
A Real-Time Method to Identify Brittle Zones in Carbonate-Rich Mudrocks using Bulk and Trace Element Geochemistry: A Study in the Eagle Ford, Haynesville, and Niobrara Formations
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Paper presented at the SPE/AAPG/SEG Unconventional Resources Technology Conference, July 20–22, 2020
Paper Number: URTEC-2020-1051-MS
... geological modeling hydraulic fracturing reservoir geomechanics structural geology pore pressure cement precipitation carbonate cement authigenic carbonate carbonate burial deposition intraparticle cement geological society calcite eagle ford upstream oil & gas haynesville concentration...
Proceedings Papers
Gas-Water Relative Permeability of Unconventional Reservoir Rocks: Hysteresis and its Influence on Production after Shut-in
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Paper presented at the SPE/AAPG/SEG Unconventional Resources Technology Conference, July 20–22, 2020
Paper Number: URTEC-2020-2560-MS
.... complex reservoir pore pressure relative permeability reservoir simulation drainage imbibition zone water imbibition relative permeability hysteresis reservoir characterization upstream oil & gas water saturation imbibition production rate subsequent imbibition hysteresis flow in porous...
Proceedings Papers
Effect Rule and Mechanism of Bedding Fractures on the Fluid Flow in Tight Reservoir with Extremely High Pressure
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Paper presented at the SPE/AAPG/SEG Unconventional Resources Technology Conference, July 20–22, 2020
Paper Number: URTEC-2020-2631-MS
... pressure, the permeability of fracture-matrix decreases with the drop of pore pressure gradually, and the permeability free-falls demotion after reaching a closure pressure. The nonlinear flow region is widen in the closed status. During elevating the pore pressure, we tested the cracking pressure...
Proceedings Papers
Towards a More Accurate Gas-in-Place Model: Reconciling Gas Storage with Gas Production in the Marcellus Shale, Appalachian Basin, USA
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Paper presented at the SPE/AAPG/SEG Unconventional Resources Technology Conference, July 20–22, 2020
Paper Number: URTEC-2020-2558-MS
... outcrop observations for considering a dynamic pore pressure throughout the rock. Pressurized rotary sidewall cores were collected on a Marcellus well drilled under slightly overbalanced conditions to minimize the escape of gas. After measuring total gas evacuated from the cores, total uptake experiments...
Proceedings Papers
Selection of Hydrocarbon Gas for Huff-n-Puff IOR in Shale Oil Reservoirs
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Paper presented at the SPE/AAPG/SEG Unconventional Resources Technology Conference, July 20–22, 2020
Paper Number: URTEC-2020-2834-MS
... of state gas injection method reservoir simulation oil shale fluid dynamics compressibility co 2 composition recovery factor primary production flow in porous media hydraulic fracturing steam-assisted gravity drainage upstream oil & gas pore pressure miscibility reservoir surveillance...
Proceedings Papers
Development of a Pore Pressure Workflow and Multi-Variate Depletion Flag for Horizontal Child Wells in the Eagle Ford Formation
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Paper presented at the SPE/AAPG/SEG Unconventional Resources Technology Conference, July 20–22, 2020
Paper Number: URTEC-2020-2895-MS
... Abstract Pore pressure depletion, in response to production, impacts the economics of child wells by reducing contact with virgin reservoir. In some cases, depletion increases the likelihood of sustaining damaging frac hits in the parent well by creating a pressure sink that directs fracture...
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