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West Virginia University

Theses/Dissertations

2013

Petroleum engineering

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Simulation Of Multi-Component Gas Flow And Condensation In Marcellus Shale Reservoir, Abdallah Elamin Dec 2013

Simulation Of Multi-Component Gas Flow And Condensation In Marcellus Shale Reservoir, Abdallah Elamin

Graduate Theses, Dissertations, and Problem Reports

The Marcellus shale formation, with more than 463 trillion cubic feet (Tcf) of recoverable gas in Pennsylvania and West Virginia, will play a critical role in providing clean energy, environmental sustainability, and increased security for our nation. However, due to recent low gas prices, most of the operating companies have slowed down their activities in dry gas areas and refocused their attention in oil and condensate production from liquid-rich regions. This change in production plans requires detailed investigation of gas condensate bank developments and saturation dynamics in shale gas reservoirs that change greatly with reservoir conditions. An advanced level of …


A Strategic Study And Economics Of Optimum Well Design For The Utica Shale, Linda N. Anumele Aug 2013

A Strategic Study And Economics Of Optimum Well Design For The Utica Shale, Linda N. Anumele

Graduate Theses, Dissertations, and Problem Reports

This research seeks to venture into optimal well and fracture design via reservoir modeling, simulation and economic analysis in an attempt to discover, analyze, interpret and present the best ways of maximizing hydrocarbon (natural gas) production from the Utica shale which is a relatively new reservoir. Furthermore, comparison of natural gas production in deep and thick Utica shale formation sections is studied for various well and facture designs in conjunction with stimulated reservoir volume analysis and economic analysis in order to achieve an optimal design. The objective of this study is to compare and contrast the gas production from various …


Analysis Of Shale Production Performance Using Decline Curve Methods, Brad Thomas Nelson Aug 2013

Analysis Of Shale Production Performance Using Decline Curve Methods, Brad Thomas Nelson

Graduate Theses, Dissertations, and Problem Reports

With the recent development of shale gas reservoirs such as the Marcellus using horizontal drilling and fracturing, it has become necessary to evaluate the amount of gas recoverable for both economic and operational purposes. As a result of limited production history, the production behavior of horizontal well producing from Marcellus shale has not been well established. A technique in accomplishing the estimation of future production history would be most useful to the industry.;Decline curve analysis (DCA) methods have been utilized successfully in various hydrocarbon plays throughout the world in approximating future production. Several DCA models have been proposed specifically for …


Wellbore Stability In Ultra-Deep Formations Of The Gulf Of Mexico, Gbenga Kayode Aug 2013

Wellbore Stability In Ultra-Deep Formations Of The Gulf Of Mexico, Gbenga Kayode

Graduate Theses, Dissertations, and Problem Reports

This thesis work looks into Horizontal wellbore integrity or stability in the Mars Ursa Basin of the Gulf of Mexico using different geo-mechanical properties of this highly producing formation in analyzing stress build up both around the producing wells as well as the producing formations. Different cases were analyzed using the CMG simulator where consideration was given to cases of single as well as multiple producing horizontal wells. The model built considered both the basic reservoir model as well as geo-mechanical models. The individual cases considered included different geomechanical properties of the producing formation these properties however include frictional angle, …


Impact Of Geo-Mechanical Properties On The Fracture Treatment Of Utica Shale, Tarig M. Osman Aug 2013

Impact Of Geo-Mechanical Properties On The Fracture Treatment Of Utica Shale, Tarig M. Osman

Graduate Theses, Dissertations, and Problem Reports

Unconventional gas reservoirs become one of the most important energy sources in United States and all over the world. The Appalachian basin has very organic rich shale formations; it contains Marcellus and Utica shale formations with billions of cubic feet of natural gas as reserve. The development in hydraulic fracturing technology with horizontal drilling for thousands of lateral feet increase the recoverable gas from the shale formations and challenges the researchers to understand the fracturing mechanism and to study the relation between operation parameters and formation properties with the fracturing treatment outcome.;The main objective of this thesis was to study …


Production History Matching And Forecasting Of Shale Assets Using Pattern Recognition, Soodabeh Esmaili Aug 2013

Production History Matching And Forecasting Of Shale Assets Using Pattern Recognition, Soodabeh Esmaili

Graduate Theses, Dissertations, and Problem Reports

Generating long-term development plans and reservoir management of shale assets has continued apace. In this study, a novel method that integrates traditional reservoir engineering with pattern recognition capabilities of artificial intelligence and data mining is applied in order to accurately and efficiently model fluid flow in shale reservoirs. The methodology is efficient due to its relatively short development time and is accurate as a result of high quality history matches it achieves for individual wells in a multiwell asset. The technique that is named Artificial Intelligence (AI) Based Reservoir Modeling is a formalized and comprehensive, full-field empirical reservoir model. It …


Synthetic Geomechanical Logs And Distributions For Marcellus Shale, Mohammad Omidvar Eshkalak May 2013

Synthetic Geomechanical Logs And Distributions For Marcellus Shale, Mohammad Omidvar Eshkalak

Graduate Theses, Dissertations, and Problem Reports

The intent of this study is to generate synthetic Geomechanical Logs for a specific Marcellus Shale asset using Artificial Intelligence and Data mining Technology. Geomechanical Distributions (Map and Volume) for the entire Marcellus Shale asset was completed. In order to accomplish the objectives, conventional well logs such as Gamma Ray and Bulk Density are used to build Data-Driven models. The Data-Driven technique used in this study is applicable to other shale reservoirs.;Successful recovery of hydrocarbons from the reservoirs, notably shale, is attributed to realizing the key fundamentals of reservoir rock properties. Having adequate and sufficient information regarding the variable lithology …


Comprehensive Analysis Of An Ongoing Co2 Storage Project, Daniel Moreno May 2013

Comprehensive Analysis Of An Ongoing Co2 Storage Project, Daniel Moreno

Graduate Theses, Dissertations, and Problem Reports

Increase in CO2 emission has become an important issue over the years due to its environmental impacts as a greenhouse gas. The fact that these emissions are primarily derived from energy consumption and that 85% of the primary power is supplied by fossil fuels (Orr, 2004), makes the reduction of CO2 emissions a major challenge. CO2 sequestration in the geological formations has been identified as an alternative to counter the impact of the emissions. CO2 sequestration refers to the capture and long term storage of CO2.;In order to properly asses the viability of CO2 sequestration in a geological formation as …


Analysis Of Production Data From Marcellus Shale Horizontal Wells In Wv, Mohamed N. El Sgher Jan 2013

Analysis Of Production Data From Marcellus Shale Horizontal Wells In Wv, Mohamed N. El Sgher

Graduate Theses, Dissertations, and Problem Reports

In recent years, the interest in unconventional reservoirs has increased all over the world. The unconventional gas reservoir is a term commonly used to refer to a low permeability reservoir that produces mainly dry natural gas and is not able to produce an economic flow rate without stimulation treatments. The best way to improve the production is by a horizontal well with multiple hydraulic fractures. Hydraulic fracturing is a stimulation practice to improve the permeability in order to obtain commercial production. Horizontal wells with multiple hydraulic fracture treatments have proven to be an effective method for development of unconventional reservoirs.;The …


The Flow Regimes Associated With Hydraulic Fractured Horizontal Wells In Shale Formations, Saba J. Raeisi Jan 2013

The Flow Regimes Associated With Hydraulic Fractured Horizontal Wells In Shale Formations, Saba J. Raeisi

Graduate Theses, Dissertations, and Problem Reports

Shale gas in the United States went from a practically invisible resource to massive reserves that challenge the largest conventional gas accumulations in the world. Shale gas success is directly the result of economically managed deployment of petroleum technology, namely horizontal wells .Horizontal drilling and multi-stage stimulation technologies are driving the successful development of shale plays.;The production performance of hydraulically fractured horizontal wells in naturally fractured ultra-low permeability shale formations is not well established since the interaction among the hydraulic fractures, natural fracture system, and the shale matrix leads to a complex production mechanism that has not been fully investigated. …