College of Engineering: Recent submissions
Now showing items 81-100 of 506
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THE PATTERN OF URBAN VOIDS IN DOHA NEIGHBORHOODS AND THEIR IMPLICATIONS
(2023 , Master Thesis)The extensive expansion in terms of economy, policies, and society in Qatar demands an increase of equal extent/scale on the building and infrastructure to accommodate the growth that is happening and that is expected to ... -
OPTIMIZING PILOT-SCALE PERFORMANCE OF SUPERHYDROPHOBIC MEMBRANES BY DIRECT-CONTACT MEMBRANE DISTILLATION
(2023 , Dissertation)Membrane technology is a promising approach that offers effective solutions for treating saline wastewater, not only to meet the discharge standard, but also to offer the opportunities for water reuse. This study highlights ... -
A HYBRID MAGNETORHEOLOGICAL ELASTOMER FOR SEMI-ACTIVE ISOLATION OF LONGITUDINAL AND TORSIONAL VIBRATIONS
(2023 , Master Thesis)Magnetorheological elastomers (MREs) are materials that exhibit a change in their mechanical properties, such as stiffness and damping, in response to an applied magnetic field. In general, MREs consist of an elastomeric ... -
SYNTHESIS AND EVALUATION OF Ti3C2 MXENE ENCRYPTED NASICON Na3V2(PO4)2F3 FLUOROPHOSPHATE AND THEIR PERFORMANCE IN A SODIUM SYMMETRIC CELL
(2023 , Master Thesis)Lithium (Li) based battery materials are facing the harsh challenges of high cost and resource limitation. Sodium (Na) based materials are a futuristic solution to the field of energy storage materials. The symmetric battery ... -
INVESTIGATING FATIGUE LIFE IN BOLTED FLANGE CONNECTION IN WIND TURBINE TOWERS
(2023 , Master Thesis)A comprehensive assessment of fatigue was performed on an L-flanged bolted connection under four different wind speeds. The wind turbines were subjected to average wind speeds of 5, 10, 15, and 20 m/s. The primary objective ... -
EXPERIMENTAL INVESTIGATION OF THE PERFORMANCE OF TRANSFORMER-BASED PREDICTION MODELS FOR REMAINING USEFUL LIFE
(2023 , Master Thesis)Remaining Useful Life (RUL) prediction is an essential task in predictive maintenance. This study aims to improve the performance of deep learning models for predicting the RUL of turbojet engines using the C-MAPSS dataset. ... -
USING EMBEDDED MACHINE LEARNING IN THE PHYSICAL WORLD TO DETECT TOXICITY IN SPOKEN LANGUAGE
(2023 , Master Thesis)Toxicity is a prevalent social behavior that involves the use of hate speech, offensive language, bullying, and abusive speech. While text-based approaches for toxicity detection are common, there is limited research on ... -
CRITICAL ASSESSMENT OF CHANGE ORDER MANAGEMENT PERFORMANCE IN CONSTRUCTION PROJECT MANAGEMENT
(2023 , Dissertation)Change order management is a major challenge in the construction business due to the associated disputes, claims, productivity losses, delays, and cost implications. In order to assure the success of building projects, ... -
FPGA-BASED ENERGY-EFFICIENT HIGH-SPEED LDPC CHANNEL CODING SCHEME FOR CUBESAT
(2023 , Master Thesis)With the rapidly increasing demand on reliable high-speed connectivity resulting from advancements in many technologies, constellations of CubeSats present a promising opportunity to meet these demands. However, establishing ... -
THE DESIGN, DEVELOPMENT, AND IMPLEMENTATION OF SMART GREEN ROOFS (SGR) IN HOT ARID CLIMATES - CASE OF DOHA, QATAR
(2023 , Dissertation)Greening the city is an old-conventional approach that has been rediscovered in the roof system to improve the urban environment in a smart and sustainable manner. Despite the growing literature on green roofs, there remains ... -
CYBERSECURITY ENABLED PROTECTION AND OPTIMIZATION OF ACTIVE DISTRIBUTION NETWORKS IN SMART GRIDS
(2023 , Dissertation)The electrical grid is evolving into smart grid with the integration of renewables and the evolution of advanced information and communication technology (ICT). This enables remote monitoring and control for operators in ... -
OPTIMIZING AND EVALUATING THE EFFECTIVENESS OF VIBRATORY SHEAR ENHANCED PROCESS FOR THE SUSTAINABLE MANGEMENT OF COOLING WATER BLOWDOWN
(2023 , Master Thesis)In this work, the implementation of vibratory shear enhanced process (VSEP) as an emerging membrane technology for the treatment of cooling water blowdown (CWBD) was investigated. VSEP offer the advantage of reducing the ... -
THERMAL COMFORT CONDITIONS OF AN INDOOR SWIMMING POOL
(2023 , Master Thesis)In this thesis, the thermal comfort and indoor conditions for an indoor swimming pool located in desert climate are investigated numerically. Such climate is characterized by very mild winters, and very hot and sunny summers ... -
CARBON DIOXIDE CAPTURE AND HYDROGENATION TO METHANOL USING CU-BASED DUAL FUNCTIONAL MATERIALS
(2023 , Master Thesis)The industrial revolution and energy demand have significantly increased greenhouse gas emissions, among them carbon dioxide (CO2), which is responsible for severe environmental concerns such as climate change. To this ... -
DEVELOPMENT AND EVALUATION OF A WIRELESS ACTIVE NOISE CONTROL SYSTEM IN AN ENCLOSED ENVIRONMENT
(2023 , Master Thesis)Active noise control (ANC) is a method used to reduce acoustical vibrations mainly within the low-frequency range. This thesis aims to implement a wireless active noise control system in an enclosed environment, evaluate ... -
ENERGY ABSORPTION CAPABILITIES OF THIN-WALLED MULTI-CELL CORRUGATED TAPERED TUBES UNDER AXIAL AND OBLIQUE IMPACT LOADING CONDITIONS
(2023 , Master Thesis)Progressive collapse behavior, high energy absorption, low manufacturing cost, and lightweight made the thin-walled structures a great safety device in the automotive industry for crash energy absorption. In this thesis, ... -
THE STUDY OF LEAN AND AGILE PROJECT MANAGEMENT APPROACHES IN THE INFORMATION TECHNOLOGY SERVICES DEPARTMENT AT QATAR UNIVERSITY
(2023 , Professional Masters Project)The goal of this project is to study the current process that is being carried out at Qatar University's Information Technology Services department when it comes to handling internal project development. This is done by ... -
INFLUENCE OF METAL OXIDE COATINGS ON THE PERFORMANCE OF HIGH-VOLTAGE LiNi0.5Mn1.5O4 (LNMO) CATHODE MATERIALS FOR RECHARGEABLE LITHIUM-ION BATTERIES (LIBS)
(2023 , Master Thesis)Lithium-ion batteries (LIBs) have been publicized as suitable candidates for their utilization in portable electronics and electric vehicles (EVs). This move has been made in the past decade to address global warming and ... -
DEVELOPMENT OF A TRANSFORMERLESS BIPOLAR PULSED-POWER OZONE GENERATOR BASED ON MODULAR BOOST CONVERTERS FOR AIR SANITIZATION
(2023 , Master Thesis)Ozone has become the oxidizing agent of choice used in several applications. Recently, ozone generation has attracted researchers' attention to achieve further development in this field. Some of the crucial applications ... -
HARVESTING MARINE MICROALGAE (TETRASELMIS SP.) USING DIELECTROPHORETIC FORCE-ASSISTED ELECTROCOAGULATION
(2023 , Master Thesis)The attention towards algal based products has been increasing drastically in recent years. The high energy requirement for harvesting microalgae stands as the main challenge of the production stream of the biomass. The ...
