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Keywords: hydraulic fracturing
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Proceedings Papers
Modeling Clay Swelling Induced Conductivity Damage in Hydraulic Fractures
Available to PurchasePublisher: Society of Petroleum Engineers (SPE)
Paper presented at the SPE Low Perm Symposium, May 5–6, 2016
Paper Number: SPE-180211-MS
... , and V free water are volumes of electrostatic double layer, interlayer, and free water, respectively. We use UTCOMP_IPhreeqc, a multi-phase reactive transport simulator to model clay swelling-induced conductivity damage in hydraulic fractures. UTCOMP (The University of Texas Compositional...
Proceedings Papers
Lithologies and Petrophysical Characteristics of the Upper Cretaceous Baxter Shale Gas Reservoir, Canyon Creek Field, Sweetwater County, Wyoming
Available to PurchasePublisher: Society of Petroleum Engineers (SPE)
Paper presented at the SPE Low Perm Symposium, May 5–6, 2016
Paper Number: SPE-180218-MS
... Shale appears to be gas-charged throughout its thickness in Canyon Creek Field. The entire Baxter interval is highly overpressured (0.72 to 0.88 psi/ft) and exhibits fair to excellent shows of gas during drilling against mud weights of 13 to 17 pounds per gallon. Multi-stage hydraulic fracture...
Proceedings Papers
The Impact of Petrophysical and Completion Parameters on Production in the Denver-Julesburg Basin
Available to PurchasePublisher: Society of Petroleum Engineers (SPE)
Paper presented at the SPE Low Perm Symposium, May 5–6, 2016
Paper Number: SPE-180217-MS
... Abstract The Denver-Julesburg (DJ) Basin has seen oil and gas production for more than a century. It is going through a new cycle of development with horizontal drilling and high-intensity hydraulic fracturing. Since the first horizontal wells in 2008 nearly 4,000 Niobrara and Codell...
Proceedings Papers
The Effect of Chelating Agents on the Use of Produced Water in Crosslinked-Gel-Based Hydraulic Fracturing
Available to PurchasePublisher: Society of Petroleum Engineers (SPE)
Paper presented at the SPE Low Perm Symposium, May 5–6, 2016
Paper Number: SPE-180215-MS
... Abstract Hydraulic fracturing operations require large amount of water which, in some cases, could reach six million gallons per treatment. Fresh water, from surface and subsurface sources, is usually used to formulate the fracturing fluid. The use of produced water in hydraulic fracturing has...
Proceedings Papers
Comparative Analysis of Dual Continuum and Discrete Fracture Simulation Approaches to Model Fluid Flow in Naturally Fractured, Low-Permeability Reservoirs
Available to PurchasePublisher: Society of Petroleum Engineers (SPE)
Paper presented at the SPE Low Perm Symposium, May 5–6, 2016
Paper Number: SPE-180221-MS
... hydraulic fracturing natural fracture refinement grid accuracy mesh hydraulic fracture Fluid Dynamics simulation grid continuum grid flow in porous media Upstream Oil & Gas matrix permeability ultralow-permeability reservoir NFN discrete case cumulative gas production fracture...
Proceedings Papers
Parent Well Refracturing: Economic Safety Nets in an Uneconomic Market
Available to PurchasePublisher: Society of Petroleum Engineers (SPE)
Paper presented at the SPE Low Perm Symposium, May 5–6, 2016
Paper Number: SPE-180200-MS
... can create localized "pressure sinks." When a nearby infill well is fractured, the hydraulic fracture grows towards areas of lowest stress (the depleted area), which can damage the parent well. Subsequently, the production potential of the new well is decreased because it is now draining from the same...
Proceedings Papers
Effects of Hydraulic Fractures on the Treatment of Condensate by Huff-n-Puff Gas Injection in Eagle Ford Shale
Available to PurchasePublisher: Society of Petroleum Engineers (SPE)
Paper presented at the SPE Low Perm Symposium, May 5–6, 2016
Paper Number: SPE-180207-MS
... of hydraulic fracture and multi-stages fracturing can mitigate the negative effects on the formation of condensate bank, but the effects cannot be completely removed. A huff-n-puff methane injection has been proven to be an effective method to reduce the effect of condensate by maintaining the reservoir...
Proceedings Papers
Coupled Geomechanics and Fluid Flow Modeling in Naturally Fractured Reservoirs
Available to PurchasePublisher: Society of Petroleum Engineers (SPE)
Paper presented at the SPE Low Perm Symposium, May 5–6, 2016
Paper Number: SPE-180213-MS
... the integrated model can be an efficient and useful tool for predicting and analyzing oil/gas production of naturally fractured reservoirs. flow in porous media Artificial Intelligence Upstream Oil & Gas Fluid Dynamics Reservoir Characterization hydraulic fracturing linear system modeling grid...
Proceedings Papers
Unconventional Reservoir Model Predictions Using Massively-Parallel Flow-Simulation: Bakken/Three Forks Reservoir Development Cases and SRV Testing
Available to PurchaseM. Shahvali, J. R. Gilman, O. Angola, M. Uland, H. Meng, K. Esler, K. Mukundakrishnan, M. Ghasemi, V. Natoli
Publisher: Society of Petroleum Engineers (SPE)
Paper presented at the SPE Low Perm Symposium, May 5–6, 2016
Paper Number: SPE-180204-MS
... what-if scenarios that are of current operational and economic significance. In particular, we investigate the impact of hydraulic fracture height, delayed drilling of the vertically offset horizontal wells, as well as horizontal well interference between Middle Bakken and Three Forks. The simulations...
Proceedings Papers
Comparison of Numerical vs Analytical Models for EUR Calculation and Optimization in Unconventional Reservoirs
Available to PurchasePublisher: Society of Petroleum Engineers (SPE)
Paper presented at the SPE Low Perm Symposium, May 5–6, 2016
Paper Number: SPE-180209-MS
.... In this study, we use both methods to history match the production of hydraulically fractured unconventional wells, followed by forecasting future production to establish a well's EUR (Estimated Ultimate Recovery) for reserves determination purposes. This study's goal is to quantify the differences one might...
Proceedings Papers
Numerical Study of Proppant Transport in Complex Fracture Geometry
Available to PurchasePublisher: Society of Petroleum Engineers (SPE)
Paper presented at the SPE Low Perm Symposium, May 5–6, 2016
Paper Number: SPE-180243-MS
... injection rate and light-weight proppant are beneficial in transporting proppant through fracture junctions to reach further in both hydraulic fractures and natural fractures. Proppant transport models developed in this work fully incorporate the interaction between proppant particles and carrying fluid...
Proceedings Papers
A New Friction-Reducing Agent for Slickwater Fracturing Treatments
Available to PurchasePublisher: Society of Petroleum Engineers (SPE)
Paper presented at the SPE Low Perm Symposium, May 5–6, 2016
Paper Number: SPE-180245-MS
... not affect the breakability of the new friction reducer. fracturing materials fracturing fluid pressure drop persulfate hydraulic fracturing Fluid Dynamics experiment sodium bromate proppant slickwater friction reduction performance friction reducer reducer flow in porous media Upstream...
Proceedings Papers
Marcellus Wells' Ultimate Production Accurately Predicted from Initial Production
Available to PurchasePublisher: Society of Petroleum Engineers (SPE)
Paper presented at the SPE Low Perm Symposium, May 5–6, 2016
Paper Number: SPE-180234-MS
... Abstract The advent of horizontal drilling technology and hydraulic fracture completions has fundamentally altered the geometry of flow in shale gas systems, requiring new decline curves to forecast production. In this work we perform automatic decline analysis on Marcellus gas shale wells...
Proceedings Papers
Simulation of Coupled Fracture Propagation and Well Performance under Different Refracturing Designs in Shale Reservoirs
Available to PurchasePublisher: Society of Petroleum Engineers (SPE)
Paper presented at the SPE Low Perm Symposium, May 5–6, 2016
Paper Number: SPE-180238-MS
... Abstract The successful development of unconventional reservoir relies on the massive hydraulic fractures which provide high conductive paths and large contact area between matrix and wellbore. Since well production always shows a steep decline after the early high flow rate, refracturing can...
Proceedings Papers
Rate Decline, Power Laws, and Subdiffusion in Fractured Rocks
Available to PurchasePublisher: Society of Petroleum Engineers (SPE)
Paper presented at the SPE Low Perm Symposium, May 5–6, 2016
Paper Number: SPE-180223-MS
... α, β (z) = Mittag — Leffler function; see Eq. 14 h = thickness [L] K v (z) = modified Bessel function of the Second Kind of order v k = permeability [L 2 ] k f = permeability of hydraulic fracture [L 2 ] k α = see Eq. 2 I v (z) = modified...
Proceedings Papers
A Practical and Rigorous Approach for Production Data Analysis in Unconventional Wells
Available to PurchasePublisher: Society of Petroleum Engineers (SPE)
Paper presented at the SPE Low Perm Symposium, May 5–6, 2016
Paper Number: SPE-180240-MS
..., reservoir, and production data, the anomalous diffusion model has the potential to capture the production characteristics. Moreover, the model can be used to run sensitivities on actual system variables such as hydraulic fracture length, height and spacing, as well as to account for changing operating...
Proceedings Papers
Choosing Surfactants for the Eagle Ford Shale Formation: Guidelines for Maximizing Flowback and Initial Oil Recovery
Available to PurchasePublisher: Society of Petroleum Engineers (SPE)
Paper presented at the SPE Low Perm Symposium, May 5–6, 2016
Paper Number: SPE-180227-MS
... Abstract Surfactants are one of the essential additives included in hydraulic fracturing fluids to decrease interfacial tension to improve flow back to the surface for better well productivity. The surfactant can be adsorbed on the formation surface, changing reservoir wettability, which can...
Proceedings Papers
Numerical Investigation of Stress-Dependent Fracture Apertures and Their Spatial Variations on Production from Unconventional Gas Reservoirs with Complex Fracture Geometries
Available to PurchasePublisher: Society of Petroleum Engineers (SPE)
Paper presented at the SPE Low Perm Symposium, May 5–6, 2016
Paper Number: SPE-180244-MS
... Abstract Uniform distribution of fracture apertures is widely used in reservoir simulation of production from hydraulically fractured unconventional reservoirs. Laboratory experiments, however, reveal that changes in effective stress create uneven distribution of fracture apertures...
Proceedings Papers
Slimhole Refracturing Case Studies and Experience Utilizing Mechanical Isolation for Effective Refracture Treatments
Available to PurchasePublisher: Society of Petroleum Engineers (SPE)
Paper presented at the SPE Low Perm Symposium, May 5–6, 2016
Paper Number: SPE-180236-MS
... mechanical isolation. re-fracturing Upstream Oil & Gas hydraulic fracturing completion liner lateral fracture sleeve monthly production perforation production graph proppant case study mechanical isolation restimulation operator original completion slimhole system isolation BOE...
Proceedings Papers
Evaluation of Sand and Ceramic Proppant Performance Under Thin Layer/Monolayer Conditions of Unconventional Hydraulic Fractures
Available to PurchasePublisher: Society of Petroleum Engineers (SPE)
Paper presented at the SPE Low Perm Symposium, May 5–6, 2016
Paper Number: SPE-180261-MS
... intermediate strength ceramics using standard and modified API RP 19-C crush resistance tests. During testing, load cell volumes range from the standardized 4lb/ft 2 to the modified 0.5 and 0.25lb/ft 2 . 0.5 and 0.25lb/ft 2 volumes simulate proppant behavior in hydraulic fractures with frac widths...
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