Global ETD Search
Search theses and dissertations gathered from participating repositories worldwide. Every result links back to the library that holds it. No account is needed.
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Showing 1 to 20 of 27 for “"reservoir modeling"”.
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Two-Dimensional Lake and Reservoir Modeling: Natural and Plume-Induced Mixing Mechanisms
Lakes and reservoirs exhibit a number of mixing and transport mechanisms. Understanding the transport is crucial to understanding and predicting constituent and density structures. Transport in waterbodies can be natural, such as seiche-induced boundary mixing or advectively-driven inflows. …
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Continuous reservoir modeling updating by integrating experimental data using an ensemble Kalman Filter
… model updating is widely used to calibrate reservoir simulation models to production data, but many challenges remain. First, few real field data are available to test the new history matching method, and most of the data sets are synthetic cases. Second, computational cost may be high when …
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Applications of the Radon transform, Stratigraphic filtering, and Object-based stochastic reservoir modeling
… of existing technologies to enhance seismic reservoir characterization. The chapters presented in this dissertation constitute five individual studies consisting of three applications of the Radon transform, one aspect of acoustic wave propagation, and a pilot study of generating a stochastic …
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Optimizing geo-cellular reservoir modeling in a braided river incised valley fill: Postle field, Texas County, Oklahoma
Includes bibliographical references (pages 123-130).
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Optimization of Coalbed Methane Completion Strategies, Selection Criteria and Production Prediction: A Case Study in China's Qinshui Basin
Advanced three-dimensional reservoir modeling was used to determine the optimum strategy for coalbed methane production in China's Qinshui Basin. Multiple completion strategies were analyzed for pre-mining methane drainage on the bases of economic, environmental, and mining-safety-based factors. …
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Exploring transport and phase behavior in nanoporous carbon materials
… fabrication, single-molecule detection, oil reservoir modeling, and drug delivery. While transport and phase behavior in larger nanopores (>50 nm) approach bulk or are well-described by continuum models, much less is known about much smaller nanopores where the diameter of the pore is on the …
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Predicting permeability and flow capacity distribution with back-propagation artificial neural networks
… of permeability is a critical, key step for reservoir modeling and management of oil recovery operations. Previous studies have successfully demonstrated that the new technology called Artificial Neural Network (ANN), a biologically inspired, massive parallel, distributed information …
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Potential of CO2 Enhanced Oil Recovery and Sequestration in the Golden Pinnacle Reef Reservoir in the Williston Basin, North Dakota
… CO2 sequestration in the Golden Pinnacle Reef Reservoir in the Williston Basin, North Dakota; with a specific analysis of the Shell Golden #34X-34 (SWSE 34 T161N R87 W) well in Renville County, North Dakota, USA. The objectives of this research are to: (1) Characterize the candidate reservoir; …
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The Application of Single porosity Model to Predict the Performance of the Low Permeability Naturally Fractured Formations
… currently an expensive endeavor due to the tight reservoir rock with nano-darcy permeability. New technology in the form of horizontal drilling and hydraulic fracturing (fracturing through the use of high pressure liquids) has overcome the flow capacity problem of shale to achieve economic …
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Simulation of physical and chemical processes in reservoirs: Two case studies.
… the hydrodynamic model DYNHYD for two distinct reservoirs: Lake Texoma and Tocoma Reservoir. Modeling the former included simulations of water velocities, water level, and four chemical and physical compounds: chlorides, dissolved oxygen (DO), biochemical oxygen demand (BOD), and total suspended …
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Analytical and Semi-Analytical Models for Composite Reservoirs with Complex Well Completions
… recovery optimization, has taken center stage in reservoir management. It is, however, important to note that these hydrocarbon environments are fundamentally different from conventional reservoirs for which there is an abundance of high-yield technical know-how. In a technical sense, these plays …
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Estimation of sustainable production limit by using lumped parameter and USGS hydrotherm simulation
… frequently discussed in recent decades. Many modeling methods have been developed to maintain the production and investigate the nature of geothermal reservoir. The objective of this thesis can be summarized by defining sustainable production limits by using time and cost-effective models for …
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EOS modeling and reservoir simulation study of Bakken gas injection improved oil recovery in the Elm Coulee field, Montana
… was selected as the area of interest. Static reservoir models featuring the rock property heterogeneity of the Middle Bakken Member were built, and fluid property models were built based on Bakken reservoir fluid sample PVT data. By employing both compositional model simulation and …
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Development of a high-order accurate reservoir simulator using spectral element method
Reservoir simulation serves as an important tool for reservoir management to predict and optimize the future performance of a reservoir. Modeling multiphase fluid flow in porous media can be computationally challenging due to heterogeneous geologic features and sharp, moving fluid interfaces. …
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Modeling CO2 Sequestration and Enhanced Gas Recovery in Complex Unconventional Reservoirs
… ability to represent the behavior of a coalbed reservoir as accurately as possible via computer simulations yields insight into the processes taking place and is an indispensable tool for the decision process of future operations. More specifically, the economic viability of projects can be …
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Deciding among models : a decision-theoretic view of model complexity
… The report begins with a discussion on general modeling theory and model complexity. It next considers the specific case of petroleum reservoir models and the existing research that has compared modeling results with model complexity levels. Finally, it presents original results applying Monte …
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Model Calibration and Performance Optimization Using Multiple-Point Geostatistics and Machine Learning Techniques
The overall objective of reservoir modeling is to reduce the uncertainty of production forecasts by including all available data into the model. Most importantly, the model must be able to match the historical production while preserving geological data. In this work, some new techniques are …
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Automatic reaction mechanism generation :
… experimentally, making detailed chemical kinetic modeling an attractive option for simulating and predicting macroscopic observables such as ignition delay or CO₂ concentrations. This thesis presents several methods and applications towards high fidelity predictive modeling using Reaction …
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Modeling fluid imbibition for hydraulic fracturing and its implications on unconventional hydrocarbon recovery
… of fracture network in the created stimulated reservoir volume (SRV). Thus, any fluids and salt exchange through matrix-fracture interface is critical and worth detailed investigations. Furthermore, fluid imbibition as an important recovery mechanism for fractured reservoirs has been …
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From basin to reservoir models: an integrated workflow
Reservoir geological modeling encompasses all the aspects related to the definition of the structural, stratigraphic, lithological and petrophysical features of the mineralized rock volume, leading to the estimation of the spatial distribution and of the total amount of stored hydrocarbons. …
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