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Keywords: modeling
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Proceedings Papers
Drawdown Optimization in Unconventional Wells Using Coupled Reservoir and Surface Modeling
Available to PurchaseSaeid Khorsandi, Yula Tang, Yan Li, Yuguang Chen, Anurag Shrestha, Kainan Wang, Jianlei Sun, Shengkai Duan
Paper presented at the SPE/AAPG/SEG Unconventional Resources Technology Conference, June 9–11, 2025
Paper Number: URTEC-4250662-MS
... model that accounts for multiphase flow, PVT effect, geomechanical damages, proppant flowback, sand production, erosion, artificial lift, and surface equipment details. The proposed solution here introduces a comprehensive drawdown management workflow using IX-GAP coupled reservoir, wellbore...
Proceedings Papers
PHREEQC-Informed Machine Learning for Predicting Scaling Indices in Permian Basin Produced Waters
Available to Purchase
Paper presented at the SPE/AAPG/SEG Unconventional Resources Technology Conference, June 9–11, 2025
Paper Number: URTEC-4265270-MS
... conditions. This study introduces a comprehensive approach to evaluate CaCO 3 scaling potential by integrating geochemical modelling (using PHREEQC) with machine learning (ML) techniques, applied to publicly available produced water data from the United States Geological Survey (USGS). We developed an ML...
Proceedings Papers
Interpretation of Production Inflow Profiles from DTS Data and Integration with Completion Observations in Vaca Muerta Wells
Available to PurchaseAlexei A. Savitski, Andrey Yurchenko, Felix Todea, Alan Reynolds, Patricio Fita, Maxim Volkov, Roberto Navarro, Aleksei Gavrilov
Paper presented at the SPE/AAPG/SEG Unconventional Resources Technology Conference, June 9–11, 2025
Paper Number: URTEC-4257497-MS
... insights into hydrodynamic processes in the wellbore and reservoir. The model replicates real-time processes in fractures and the reservoir matrix. When the simulated and DTS temperatures are matched, the model reliably describes fluid migration and flow into the wellbore. This approach enables tracking...
Proceedings Papers
Numerical Investigation of Fracture Driven Interaction Mitigation Strategies and Field Development Optimization
Available to PurchaseRuiting Wu, Xiaolong Liu, Lili Xu, Brent Kebert, Amit Singh, Le’Kendra B. Fusilier, Yuguang Chen, Jean-Philippe Junca-Laplace, Joe Dunn, A. J. Paine, Bradley Hulme, Peggy Rijken
Paper presented at the SPE/AAPG/SEG Unconventional Resources Technology Conference, June 17–19, 2024
Paper Number: URTEC-4055561-MS
... the expected benefit of each mitigation strategy, it is critical to understand the impact of the different mitigation strategies on the production performance in different well scenarios and reservoir settings. A series of numerical modeling of FDIs using a coupled hydraulic fracturing propagation, reservoir...
Proceedings Papers
Optimization of Parent-Child Well Spacing and Completion Design: A Delaware Basin Case Study
Available to Purchase
Paper presented at the SPE/AAPG/SEG Unconventional Resources Technology Conference, June 17–19, 2024
Paper Number: URTEC-4023356-MS
...-well spacing and completion design through advanced reservoir characterization, complex fracture modeling, and robust reservoir simulation. Finally, an optimal child-well spacing is presented for each parent-well depletion time by considering various completion intensities. The study began...
Proceedings Papers
Multiphysics Characterization of Hydraulic Fracture Height and Parent-Child Well Interference at HFTS-2
Available to PurchaseZhishuai Zhang, Kurt Nihei, Jiehao Wang, Zijun Fang, Yunhui Tan, Daniel Emery, Amit Singh, Yuguang Chen, Chang Li, Dimitri Bevc
Paper presented at the SPE/AAPG/SEG Unconventional Resources Technology Conference, June 17–19, 2024
Paper Number: URTEC-4019465-MS
... during child well stimulation. The observations based on field data were further verified with numerical modeling. The interpretation of multiphysics data and the verification with numerical modeling provide compelling evidence regarding the characteristics of hydraulic fractures. The understanding...
Proceedings Papers
Physics-Informed Machine Learning Approach for Closed-Loop Reservoir Management Using RGNet
Available to Purchase
Paper presented at the SPE/AAPG/SEG Unconventional Resources Technology Conference, June 17–19, 2024
Paper Number: URTEC-4036015-MS
... Abstract As a reduced-physics model, RGNet (reservoir graph network) represents a reservoir model that captures essential features of flow in petroleum reservoirs while simplifying complexities. RGNet has been successfully applied to various reservoir management problems, spanning reservoir...
Proceedings Papers
Physics Informed Deep Learning Models for Improving Shale and Tight Forecast Scalability and Reliability
Available to PurchaseKainan Wang, Lichi Deng, Yuzhe Cai, Guido Di Federico, Keith Ramsaran, Mun Hong Hui, Hussein Alboudwarej, Christian Hager, Yuguang Chen, Xian-Huan Wen
Paper presented at the SPE/AAPG/SEG Unconventional Resources Technology Conference, June 17–19, 2024
Paper Number: URTEC-4042557-MS
... in capturing the physics of unconventional flow and handling the uncertainty and variability of the data. Full scale hydraulic fracture modeling and reservoir flow simulation, on the other hand, require many surveillance data for model calibration and a long turnaround for history matching, which became...
Proceedings Papers
Modeling of Fiber Optic Strain Responses to Shear Deformation of Fractures
Available to Purchase
Paper presented at the SPE/AAPG/SEG Unconventional Resources Technology Conference, June 13–15, 2023
Paper Number: URTEC-3852059-MS
... in an elastic formation. However, in many instances (e.g., geothermal reservoirs and fault motion monitoring) the deformation mode is shear on natural fractures, but the resulting fiber signature has not been studied. In this work we use a 3D poroelastic hydraulic fracture model to obtain strain signatures...
Proceedings Papers
Gas Re-Injection Pilot to Mitigate Flaring and Shutdown in Permian Basin for Unconventional Wells
Available to PurchaseYula Tang, Stefan Lattimer, Christine DeFriend, Jason Parizek, Katrina Ostrowicki, Hemant Kumar, Leif Larsen
Paper presented at the SPE/AAPG/SEG Unconventional Resources Technology Conference, June 13–15, 2023
Paper Number: URTEC-3860644-MS
... into the depleted formation in Avalon shale. A pilot project was executed, determining the injectivity of the well, allocation method verification and operability. A dual-tank model was built with a stimulated reservoir volume (SRV) and matrix volume based on rate transient analysis (RTA). The transmissibility...
Proceedings Papers
Multi-Regression Modeling Approach for Choke Performance and Production Analysis
Available to Purchase
Paper presented at the SPE/AAPG/SEG Unconventional Resources Technology Conference, June 13–15, 2023
Paper Number: URTEC-3852637-MS
.... Then, there is a need of finding a model for a two-phase flow to understand the choke size selection effects, analyze production limitations and performance, normalize production data, and simulate different operating conditions. A data-driven method was explored aiming at providing a formulation approach...
Proceedings Papers
Reservoir Modeling in Tight Rocks Using Computational Stratigraphy to Capture Stratigraphic Architecture and Heterogeneity: Examples from the Wolfcamp of the Delaware Basin
Available to Purchase
Paper presented at the SPE/AAPG/SEG Unconventional Resources Technology Conference, June 13–15, 2023
Paper Number: URTEC-3862200-MS
... Abstract Reservoir models are critical represent the static and dynamic properties of a sub-surface zone of interest in order to assess in place and recoverable resources in conventional and more recently unconventional plays. For Shale and Tight (S&T) systems, more traditional...
Proceedings Papers
Compaction in Unconventional Carbonate Reservoir Rocks and Its Effect on Well Completions and Hydraulic Fracturing
Available to PurchaseRoberto Suarez-Rivera, Evan Kias, John Degenhardt, Angelica Rios Alvarez, Rabah Mesdour, Shannon Eichmann, Anuj Gupta
Paper presented at the SPE/AAPG/SEG Unconventional Resources Technology Conference, June 13–15, 2023
Paper Number: URTEC-3864914-MS
... are then used for hydraulic fracturing and wellbore stability modeling. However, in some unconventional reservoir rocks, non-linear and non-elastic behavior may be observed. This paper presents a study of the mechanical behavior of carbonate reservoir mudstones, that exhibit behaviors ranging from linear...
Proceedings Papers
How Much Do Natural Fractures Matter in the Permian Basin? Systematic Study Using Cores, Image Logs, Physics Based Models, RTA, and Fiber Data
Available to Purchase
Paper presented at the SPE/AAPG/SEG Unconventional Resources Technology Conference, June 13–15, 2023
Paper Number: URTEC-3864410-MS
... away from well-control is challenging, particularly their influence on the growth of hydraulic fractures. The key objectives of this paper are the following: (a) How to include a population of natural fractures in hydraulic fracture models (b) What are the fundamental controls governing the interaction...
Proceedings Papers
Modeling of Fiber-Optic Strain Response When Pumping Stops to Verify Potential Continuation of Fracture Extension
Available to Purchase
Paper presented at the SPE/AAPG/SEG Unconventional Resources Technology Conference, June 13–15, 2023
Paper Number: URTEC-3870194-MS
... is turned off. If such phenomenon is properly considered in the field, fracture geometric properties may be estimated with greater precision leading to the development of models that better characterize stimulated reservoir rock. Moreover, this project demonstrates that numerical simulation has significant...
Proceedings Papers
Characterization and Remediation of Scale in Three Horizontal Wells in the Point Pleasant Formation, Appalachia, PA
Available to Purchase
Paper presented at the SPE/AAPG/SEG Unconventional Resources Technology Conference, July 26–28, 2021
Paper Number: URTEC-2021-5391-MS
... modeling, and investigative techniques, a strong basis of understanding was developed about the type, envelopes, and mechanisms of scale formation. Thermodynamic scale modeling coupled with tornado plots was used to identify key variables and then simplify into envelope plots for use in prediction...
Proceedings Papers
Modeling of Non-linear Transport Properties in Low Permeability Samples
Available to Purchase
Paper presented at the SPE/AAPG/SEG Unconventional Resources Technology Conference, July 20–22, 2020
Paper Number: URTEC-2020-3010-MS
... Abstract This paper presents the results of modeling of two plug based measurement protocols: steady state, and unsteady state permeability measurements. The pulse decay measurement differs from steady state by the addition of a small volume reference chamber to the steady state apparatus...
Proceedings Papers
Hydraulic Fracture Propagation Simulations in Porous Media with Natural Fractures by IPACS
Available to Purchase
Paper presented at the SPE/AAPG/SEG Unconventional Resources Technology Conference, July 20–22, 2020
Paper Number: URTEC-2020-2927-MS
... of recent advances in the domain of geomechanical and discrete fracture network coupling, stimulation modeling, treating large number of fractures, adaptive mesh refinement methods, and overall fracture management within an unconventional setting. The computational framework is developed as an in-house code...
Proceedings Papers
Sequencing Hydraulic Fractures to Optimize Production for Stacked Well Development in the Delaware Basin
Available to Purchase
Paper presented at the SPE/AAPG/SEG Unconventional Resources Technology Conference, July 20–22, 2020
Paper Number: URTEC-2020-3272-MS
.... Sensitizing for different sequencing scenarios in the modeling space before operational execution of the stimulation offers a cost-effective way to optimize production. We explore the impact of hydraulic fracturing sequence and spacing on production from the group of stacked wells in a section...
Proceedings Papers
Improved TOC and Lithology Prediction for Wolfcamp Shales Using AVO Attribute Analysis
Available to Purchase
Paper presented at the SPE/AAPG/SEG Unconventional Resources Technology Conference, July 20–22, 2020
Paper Number: URTEC-2020-1028-MS
... Abstract The total organic carbon (TOC) content in shale formations is one of the most important factors to identify hydrocarbon reservoir sweet spots and optimize production well placement, however, shale rock physics models are currently not well determined. Two methods have been used...
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