Browsing by Author "Karami, Hamidreza"
Now showing items 1-20 of 35
-
Applying machine learning models to diagnose failures in electrical submersible pumps
AlBallam, Shaikha (2022-12-17)Electrical Submersible Pump (ESP) failures are unanticipated but common occurrences in oil and gas wells. It is necessary to detect the onset of failures early and prevent excessive downtime. This study proposes a novel ... -
CFD Analysis of Power-Law Fluid in a Partially Blocked Eccentric Annulus Under Turbulent Flow Conditions
Singh, Ravi (2019-12)An increase in hydrocarbon production by the application of several laterals from a single vertical wellbore is now a widespread practice. Horizontal and inclined wells are drilled at record lengths, which once seemed ... -
COALBED METHANE COMPREHENSIVE CHARACTERIZATION AND MODELING – BIG GEORGE COAL, POWDER RIVER BASIN, WYOMING
Mohamed, Tarek (2019-05-10)Over the past two decades, coalbed methane (CBM) has become one of the major unconventional gas resources in the US, Canada, Australia, and other countries. Despite substantial advances in CBM exploitation technologies, ... -
A Data-Driven Approach For Monitoring And Predictive Diagnosis Of Sucker Rod Pump System
Tran, Ngoc (2022)Given its long operational history, a sucker-rod pump (SRP) has been widely utilized as a lifting solution to bring reservoir fluids to the surface with low cost and high efficiency. However, debugging the rod pump issues ... -
A data-driven approach for the evaluation of seismicity risks associated with CO2 injection
Ochie, Karen (2022)This work examined the application of Bayes’ theorem in evaluating the risk of induced seismicity associated with CO2 sequestration in the Arbuckle Group, which extends across the southern Mid-Continent of the US. Geological ... -
Design And Construction of A Novel Drilling Rig For The Investigation of Hard Rock Drilling for Super-Hot Enhanced Geothermal System Development
Khankishiyev, Orkhan (2024-05-11)The pursuit of sustainable energy solutions in the face of increasing global demand has fueled interest in super-hot Enhanced Geothermal Systems (EGS). These systems tap into vast, recoverable geothermal energy potential ... -
Development of polymer gel systems for lost circulation treatment and wellbore strengthening
Magzoub, Musaab (2021-05-07)Lost circulation is a frequent problem and a significant contributor to the non-productive time (NPT) in the drilling operation. Field reports and experimental studies have revealed that conventional solutions are doomed ... -
Effects of fibers and pipe rotation on horizontal well cleanout with polymeric fluids
Garcia Prada, Sergio Armando (2022)Rock cuttings deposition is a problem commonly faced during drilling, completion, and intervention activities. Using polymer-based fluids is the to-go technique to improve horizontal hole cleaning. However, the rheological ... -
Effects of Pressure and Oil Contamination on Drainage and Bubble Size Distribution of Aqueous Foams
Shah, Karan Dinesh (2022-05-14)Foams exhibit valuable properties such as high viscosity, low density, and good cutting carrying capacity. However, they are thermodynamically unstable due to gravitational drainage, bubble coalescence, and coarsening. As ... -
Effects of restrictions and liquid properties on liquid loading in natural gas wells
Alsanea, Maziad (2022-12-08)Liquid loading is one of the main challenges in the later life of a natural gas well. Several methods have been used to unload the gas wells and remedy liquid loading, with various efficiencies. The literature revealed a ... -
EVALUATION OF LINER HANGER SEAL ASSEMBLY AND CEMENT SHEATH AS A DUAL BARRIER SYSTEM: IMPLICATIONS FOR INDUSTRY AND REGULATORS
Ahmed, Shawgi (2020-05-08)Robust dual barrier systems are crucial for well integrity. Regulators and industry have consistently raised the concerns in such systems regarding the testing, qualification, and prediction of leakage pathways and failure ... -
Experimental Analysis of Centrifugal Downhole Separators in Boosting Artificial Lift Performance
Olubode, Michael (2021-12-18)Gas evolution and expansion is a natural phenomenon in oil and gas wells. However, gas is detrimental to pumping artificial lift (AL) systems, causing incomplete pump fillage and reduced pump efficiency in oil wells. Pumping ... -
Experimental and numerical evaluation of shape memory polymer for lost circulation treatment in geothermal wells
Mohamed, Abdelmjeed (2022)Lost circulation presents formidable challenges to drilling operations, especially in high-temperature and fractured formations. Lost circulation events increase the nonproductive time (NPT) and the total cost of drilling ... -
Experimental Evaluation of a Centrifugal Packer-Type Downhole Separator
Sharma, Ashutosh (2019)With the ever-increasing decline in production of oil wells, application of artificial lift techniques is becoming inevitable. Beam pumps and electrical submersible pumps are two of the most common artificial lift methods ... -
Experimental Investigation of a Novel Working Fluid for Heat Extraction In Geothermal Wells
Nwosu, Chinedu (2023-05-13)The exponential increase in the global atmospheric carbon dioxide has spurred research interest in the exploration and maximization of renewable energy exploits. This interest has in turn inspired the growth of the geothermal ... -
Experimental investigation of elastomer performance for underground hydrogen storage wells
Tetteh, Daniel (2023-05-15)The "Power-to-Gas" concept is vital in the envisaged Hydrogen Economy as it ensures sustainability and energy security. The process involves converting surplus energy from various sources like conventional fossils, wind ... -
Experimental Investigation of High Temperature Effect on Lost Circulation Materials for Geothermal Applications
Vivas, Cesar (2021)Sustainable energy generation is crucial to meet the energy demands in the 21st century while keeping the implications of future challenges at its core philosophy. A geothermal power generation plant is one of such avenues ... -
Experimental investigations of the effect of oil based mud (OBM) contamination on long-term integrity of API cements
Arbad, Nachiket (2020-12)Well construction, well abandonment, and restoration of well integrity are the reasons at a broad level why cementing jobs are performed. During the well construction phase, the primary objective of the cementing job is ... -
FOAM LIFT EFFICIENCY FOR GAS WELL DELIQUIFICATION IN PRESENCE OF CONDENDATES
Kosambi, Amita (2019-12-13)Over the life of Natural Gas wells, as the formation pressure declines, they face the issue of liquid loading. Liquid loading or inability of gas to carry the accumulated liquids along the wellbore shortens the life of gas ... -
Implementation of a Digital Sucker Rod Pumping Unit for Research and Educational Purposes
Pienknagura Dolberg, Erik (2019-05-10)Sucker rod pumps are one of the most popular solutions for artificial lift since its inception in the 19th century and its design has not changed much since then. In the present, companies are deploying digital technology ...