Browsing Mechanical Engineering by Language "en"
Now showing items 1-20 of 64
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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 ... -
A HYBRID NONLINEAR VIBRATION ENERGY HARVESTER FOR REMOTE SENSING APPLICATIONS
(2023 , Master Thesis)Energy harvesting mechanisms can be used to extract energy from ambient surroundings to power small electronic devices which has a significant advantage in realizing self-sustaining wireless devices. The piezoelectric ... -
A hybrid piezoelectric-electromagnetic energy harvesting at stabilization cycles excited confined water in pipeline
(2021 , Master Thesis)Research on green energy has been increasing tremendously in the past few years. Energy harvesting from an industrial pipeline conveying fluid using a hybrid harvester consisting of a piezoelectric beam and electromagnetic ... -
Advanced Technology For Low Energy Commercial Building In Qatar
(2018 , Master Thesis)There is no doubt that it is critical and beneficial for Qatar to start utilizing alternative energy efficient solutions to reduce the energy consumption and sustain its natural resources. In particular, commercial buildings ... -
AN ANGIOGENIC AND ANTIBACTERIAL GELMA MICRONEEDLE ARRAY PATCH FOR DIABETIC WOUND HEALING APPLICATIONS
(2024 , Master Thesis)Diabetic wounds represent a significant healthcare challenge due to their protracted healing processes and susceptibility to infection. Nitric oxide (NO) and oxygen have emerged as promising therapeutic agents for enhancing ... -
AN EXPERIMENTAL AND NUMERICAL INVESTIGATION OF THE COMBINATION OF DIFFERENT DAMPER TYPES FOR IMPROVED CONTROL OF VIBRATION
(2022 , Master Thesis)Eliminating and reducing unwanted vibrations required a good knowledge of the dynamic systems fundamental components; mass, spring, and damper. Meanwhile, dampers are responsible for reducing the vibrations amplitudes and ... -
Assessment Of Turbulence Models For Hydrofracturing Slurry Transport Simulation In Horizontal Perforated Pipe
(2020 , Master Thesis)Hydraulic fracture is a well stimulation process that involves injecting pressurized liquid at high velocity to initiate and propagate a fracture in the deep rock formations through which hydrocarbons are extracted ... -
COLLAPSE BEHAVIOR AND ENERGY ABSORPTION OF CORRUGATED TAPERED TUBES
(2018 , Master Thesis)Thin-walled structures have been widely used in energy absorption and safety applications such as automotive vehicles and locomotives, due to their lightweight, progressive folding modes, and reduced manufacturing costs. ... -
COMBUSTION CHARACTERISTICS AND EMISSION OF A DI DIESEL ENGINE UTILIZING NEW INDUCTION MANIFOLD DESIGNS AND RUNNING ON ALTERNATIVE FUEL BLENDS
(2018 , Master Thesis)The demands for increasing the swirl in the combustion chamber and for decreasing the exhaust emissions on diesel engines have increased rapidly over the past few years. Consequently, the researchers’ attention has been ... -
Concentrated Solar Power Plant for Key Locations in Doha Qatar
(2017 , Master Thesis)One of the pillars of the Qatar National Vision 2030 is the protection and preservation of the environment by decreasing the dependency on hydrocarbon resources and promoting the use and development of renewable energy ... -
CONVERSION OF FLARE GAS TO POWER USING SUPERCRITICAL CO2 POWER CYCLE – ENERGY, EXERGY, AND THERMOECONOMIC ANALYSES
(06-2 , Master Thesis)An increase in oil and gas production is associated with the increase in energy demand around the world. This increase in producing fuels is correlated with an increase in flaring process, which is a wasted energy unless ... -
Corrosion Detection Using Transfer Learning-Based Modeling for Image Classification
(2019 , Master Thesis)This study uses image classification-based transfer learning to train models on the task of corrosion-detection on metallic surfaces. This is done by photographing images of samples of aluminium, iron and steel before and ... -
CRASHWORTHINESS CHARACTERISTICS OF GFRP OVERWRAPPED PVC COMPOSITE TUBES
(2021 , Master Thesis)This thesis investigates the effect of various factors on the crashworthiness characteristics of GFRP overwrapped PVC tubes. PVC tubes overwrapped in GFRP at four different fiber orientations, 45°, 55°, 65°, and 90°, ... -
DESIGN AND FABRICATION OF A PARAMETRIC 3D-PRINTED PASSIVE PROSTHETIC HAND BASED ON ANTHROPOMETRIC FEATURES
(2021 , Master Thesis)People with upper-limb reductions or amputations need prosthetic replacements throughout their lives as they grow and change. The standard method of prosthetic development takes a lot of time for fabrication by technicians ... -
Design of Embedded 3D Printed Sensors on a Robot for Monitoring and Capturing Atmospheric Carbon Dioxide
(2021 , Master Thesis)Gas detection is a critical task in dangerous environments that involve hazardous or contaminant gases. Quick detection of gas leaks and their rectification ensure the protection of lives and safeguards equipment installed ... -
Design, Development, and Testing of Torque and Angle Measurement System for a Traction Machine
(2023 , Master Thesis)This thesis presents the development of a traction measuring system designed to evaluate the interaction between shoes and playing surfaces to prevent lower extremity injuries. The interaction between shoes and playing ... -
Development and characterization of nickel phosphorus based nanocomposite coatings for corrosion protection of steel
(2021 , Master Thesis)Corrosion is the major challenge faced by many industries like marine, automobile, oil and gas industry, etc. Nickel Phosphorus (Ni-P) based coatings are extensively studied to mitigate corrosion due to their improved ... -
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 ... -
DEVELOPMENT AND EVALUATION OF VIRTUAL REALITY EXERGAMES FOR UPPER LIMB AMPUTEE REHABILITATION
(2024 , Master Thesis)Upper limb amputees face significant challenges in adapting to prosthetic limbs, leading to suboptimal rehabilitation outcomes and decreased quality of life. Conventional rehabilitation methods often lack engagement and ... -
Development And Performance Evaluation Of Smart Polymeric Coatings For Corrosion Protection Of Steel
(2020 , Master Thesis)Most common cause of materials and equipment failure in the oil and gas industry is corrosion. According to one survey, about 1/4 to 1/3 of the total downtime in plants is due to deleterious effects of corrosion. It is, ...
