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1-20 of 26
Keywords: injection pressure
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Proceedings Papers
3D Digital Mineral Mechanical Modeling of Complex Reservoir Rocks for Investigation of Fracture Propagation at Microscale
Available to Purchase
Paper presented at the SPE/AAPG/SEG Unconventional Resources Technology Conference, July 26–28, 2021
Paper Number: URTEC-2021-5555-MS
... networks for various loading conditions. We propose a method enabling the calculation of hydraulic fracturing fluid injection pressure from the obtained numerical conditions of loading and regional stress in the target reservoir rock. Results of numerical simulation and recalculation of the obtained...
Proceedings Papers
Permeability Increase by Shear Slip During Shale Reservoir Stimulation
Available to Purchase
Paper presented at the SPE/AAPG/SEG Unconventional Resources Technology Conference, July 20–22, 2020
Paper Number: URTEC-2020-2643-MS
... of flow rate/permeability have been achieved on both samples through fracture shear slip induced by elevating injection pressure. It is shown that ∼100 times increase in flow rate was induced by a ∼0.1 mm scale of shear slip on the two cylindrical shale samples (with ∼38 mm diameter). The permeability...
Proceedings Papers
Numerical Simulation the Supercritical CO 2 Sequestration in Shale Gas Reservoir with Enhanced Gas Recovery
Available to Purchase
Paper presented at the SPE/AAPG/SEG Unconventional Resources Technology Conference, July 20–22, 2020
Paper Number: URTEC-2020-2544-MS
... design, such as the injection pressure, the start time and the length of the soaking periods. From the results, we can conclude that CO 2 injection into the Longmaxi shale appears to be a technically feasible way of storing CO 2 and a limited increase (<1%) in gas recovery. shale gas...
Proceedings Papers
Permeability Measurements on Shales using NMR Spectroscopy
Available to Purchase
Paper presented at the SPE/AAPG/SEG Unconventional Resources Technology Conference, July 20–22, 2020
Paper Number: URTEC-2020-3203-MS
... reservoir surveillance brine upstream oil & gas pore system production control flow in porous media fluid dynamics permeability value production monitoring experiment plug reservoir conditions porosity artifact society of petroleum engineers complex reservoir crude injection pressure...
Proceedings Papers
High Pressure-High Temperature Nitrogen Interaction with Crude Oil and Its Impact on Asphaltene Deposition in Nano Shale Pore Structure: An Experimental Study
Available to Purchase
Paper presented at the SPE/AAPG/SEG Unconventional Resources Technology Conference, July 20–22, 2020
Paper Number: URTEC-2020-3241-MS
... designed filtration vessel in all experiments. Crude oil with viscosity of 19 cp was used to investigate the impact of oil viscosity. The impact of varying filter membrane pores size (450, 100, and 50 nanometers), nitrogen injection pressure (1500, 1250, and 1000 psi), and temperature (70, and 32°C) were...
Proceedings Papers
A Comparative Study of Monotonic and Cyclic Injection Hydraulic Fracturing in Saturated Tight Rocks Under Triaxial Stress
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Paper presented at the SPE/AAPG/SEG Unconventional Resources Technology Conference, July 20–22, 2020
Paper Number: URTEC-2020-2952-MS
... pressure, and cyclic injection, where injection pressure is cycled and increased progressively. Three different cyclic injection treatments are carried out: (1) Pre-breakdown cyclic injection fracturing where fluid is injected in cyclic manner till breakdown, (2) Post-breakdown cyclic injection which...
Proceedings Papers
Effects of Temperature and Gas Pressurization on the Interpretation of Nuclear Magnetic Resonance (NMR) Hydrocarbon Measurements in Organic-Rich Shales
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Paper presented at the SPE/AAPG/SEG Unconventional Resources Technology Conference, July 22–24, 2019
Paper Number: URTEC-2019-113-MS
... & Gas pore injection pressure viscosity well logging relaxation region nuclear magnetic resonance matrix surface affinity interpretation log analysis NMR response pressurization fraction gas pressurization experiment depressurization rock matrix URTeC: 113 Effects of Temperature...
Proceedings Papers
Numerical Investigation of Key Factors on Successful Subsequent Parent Well Water Injection to Mitigate Parent-Infill Well Interference
Available to Purchase
Paper presented at the SPE/AAPG/SEG Unconventional Resources Technology Conference, July 22–24, 2019
Paper Number: URTEC-2019-283-MS
..., an injection pressure equal to the initial reservoir pressure is recommended. Using low injection pressure, S hmin is found out to be lowest in fractures, which may make infill well fractures tend to propagate into and hit the parent well fractures. However, if injection pressure is increased to larger than...
Proceedings Papers
First Ever Polymer Flood Field Pilot to Enhance the Recovery of Heavy Oils on Alaska's North Slope - Polymer Injection Performance
Available to PurchaseSamson Ning, John Barnes, Reid Edwards, Kyler Dunford, Kevin Eastham, Abhijit Dandekar, Yin Zhang, Dave Cercone, Jared Ciferno
Paper presented at the SPE/AAPG/SEG Unconventional Resources Technology Conference, July 22–24, 2019
Paper Number: URTEC-2019-643-MS
... for the other (J-24A) based on production voidage. Injection pressure was controlled below or slightly higher than fracture pressure to prevent fracture extension in the reservoir causing fast breakthroughs. Step rate and pressure falloff tests indicate that short term polymer injectivity is similar to water...
Proceedings Papers
Enhanced Oil Recovery of Shale Oil: A Molecular Simulation Study
Available to Purchase
Paper presented at the SPE/AAPG/SEG Unconventional Resources Technology Conference, July 22–24, 2019
Paper Number: URTEC-2019-937-MS
... in shale oil reservoirs. It is observed that as sCO 2 injection pressure increases, the required soaking time for maximum process performance increases. Introduction Trapped within organic shale matrix, there is a large amount of unrecovered oil content that cannot be removed through primary depletion...
Proceedings Papers
Investigation of Micro-Seismicity and Permeability Evolution in Shale Fractures During Stimulation
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Paper presented at the SPE/AAPG/SEG Unconventional Resources Technology Conference, July 22–24, 2019
Paper Number: URTEC-2019-342-MS
... injection test with concurrent acoustic emission (AE) monitoring. In the test, slip was induced on the fracture at near critical stress state by injecting pressurized brine water (7% KCL). Sample deformation (stress, displacement), fluid flow (injection pressure, flow rate) and AE signals (hits, events...
Proceedings Papers
Geomechanical, Geological, and Engineering Controls of Hydraulic Fracturing
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Paper presented at the SPE/AAPG/SEG Unconventional Resources Technology Conference, July 22–24, 2019
Paper Number: URTEC-2019-34-MS
.... This indicates that shear slippage along weak lamination interfaces does not help propagate hydraulic fractures. Instead, it dissipates energy and elevates injection pressure, in some cases well above the overburden. Perforation patterns play important roles in formation breakdown and fracture geometry near...
Proceedings Papers
Stimulation Mechanisms in Unconventional Reservoirs
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Paper presented at the SPE/AAPG/SEG Unconventional Resources Technology Conference, July 23–25, 2018
Paper Number: URTEC-2902728-MS
... hydraulic fracturing oil shale Fluid Dynamics injection pressure lower flaw shear stimulation minimum principal stress flaw stimulation Coalescence shale oil Upstream Oil & Gas flow rate outer tip SEM image Rock mechanics geomechanics Symposium upper flaw permeability injection...
Proceedings Papers
Geomechanical Simulation of Different Conceptual Models for Microseismic Interpretation
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Paper presented at the SPE/AAPG/SEG Unconventional Resources Technology Conference, July 23–25, 2018
Paper Number: URTEC-2900807-MS
... fracture that activate pre-existing fractures. Various characteristics are discussed of these two extreme conceptual models, particularly differences in injection pressure and microseismic moment release. The model containing the aseismic, tensile fracture represents the lowest energy state and is most...
Proceedings Papers
A Unified Model to Predict Flowing Pressure and Temperature Distributions in Horizontal Wellbores for Different Energized Fracturing Fluids
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Paper presented at the SPE/AAPG/SEG Unconventional Resources Technology Conference, July 23–25, 2018
Paper Number: URTEC-2901603-MS
... directions using an iteration scheme. This model is verified against field data from energized fluid injection operations. The relative average errors on pressure and temperature are less than 5%. The effects of injection pressure, mass flow rate, annulus fluid type, foam quality, and proppant volumetric...
Proceedings Papers
Huff-N-Puff Gas Injection Performance in Shale Reservoirs: A Case Study From Duvernay Shale in Alberta, Canada
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Paper presented at the SPE/AAPG/SEG Unconventional Resources Technology Conference, July 23–25, 2018
Paper Number: URTEC-2902835-MS
... algorithms to minimize the number of simulation runs and achieve a balance between computation time and the quality of the history-match. Artificial Intelligence shale reservoir Upstream Oil & Gas Simulation enhanced recovery injection pressure machine learning cyclic gas injection...
Proceedings Papers
Effects of Porous Properties of Rock on Near-Wellbore Hydraulic Fracture Complexity
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Paper presented at the SPE/AAPG/SEG Unconventional Resources Technology Conference, July 23–25, 2018
Paper Number: URTEC-2883153-MS
... is even more difficult to model due to increased complexity of pressure and stress fields in the wellbore vicinity (Feng and Gray, 2018a, 2018b). Reservoir Characterization injection pressure fluid exchange fracture propagation hydraulic fracture Upstream Oil & Gas hydraulic fracturing...
Proceedings Papers
Protocols and Common Pitfalls in Disposal Data Handling for Induced Seismicity Geomodels
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Paper presented at the SPE/AAPG/SEG Unconventional Resources Technology Conference, July 24–26, 2017
Paper Number: URTEC-2667788-MS
... learning geological modeling Artificial Intelligence data quality GeoModel Earthquake seismicity Reservoir Characterization Upstream Oil & Gas fluid injection database interpretation Seismicity Geomodel information management injection pressure Disposal hornbach injection geologic...
Proceedings Papers
Laboratory Investigation of Fluid Flow and Permeability Evolution Through Shale Fractures
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Paper presented at the SPE/AAPG/SEG Unconventional Resources Technology Conference, July 24–26, 2017
Paper Number: URTEC-2674846-MS
... evolution. In addition, fluid flow through shale fractures under different values of confining stress and injection pressure were examined to investigate the stress-dependent permeability of shale fractures. The hydrostatic flow tests show that flow rate linearly rises with the increase of injection, while...
Proceedings Papers
A Geomechanical Study of Refracturing Based on Microseismic Observations - Case Study of Haynesville and Eagle Ford Wells
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Paper presented at the SPE/AAPG/SEG Unconventional Resources Technology Conference, August 1–3, 2016
Paper Number: URTEC-2435484-MS
... developing fresh fractures from new perforations. Estimation of pressure losses along the well for the common casing diameters and fracturing fluids indicates that a high pressure gradient develops along the well during refracturing. It results in significantly higher injection pressures at the heel than...
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