Browsing AUS Theses & Dissertations by College/Dept "Department of Mechanical Engineering"
Now showing items 61-80 of 92
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Modeling of Friction Stirring
(2018-11)The last two decades have witnessed significant advances in friction stir welding (FSW). This solid-state welding process was originally used for joining Aluminum alloys before being extended to other metallic and non-metallic ... -
Modeling of Tool Wear when Turning of TI-6AL-4V Titanium Alloy
(2013-02)Difficult-to-cut materials are widely used particularly in the aerospace and automotive industries. However, the high cost of processing these materials limits the use of their improved mechanical properties. Tool life is ... -
Nonlinear Analysis of Electrically-coupled Microbeams under Mechanical Shock
(2018-04)This work presents a theoretical investigation of the dynamic response of electrically-coupled microcantilever beams under the combined effect of squeeze-film damping and mechanical shock for MEMS applications. Several ... -
Nonlinear Bending and Snapthrough Response of Doubly Curved Laminated Shells
(2021-04)Shell structures made up of conventional fiber reinforced composite (FRC) laminates find many applications in engineering fields. In contrary to plate structures, shells exhibit two stable equilibrium configurations. Due ... -
Notch Sensitivity of Fiber Reinforced Composite
(2019-04)In most applications, structures made of composite materials involve features such as drilled assembly holes, which induce stress concentrations in their vicinities resulting in a reduction in the load carrying capacity ... -
Numerical Analysis for Film Cooling Performance Under Different Jet Design Criteria
(2018-04)Cooling gas turbine blades is a crucial technique to allow higher turbine inlet temperatures. A higher turbine inlet temperature allows boosting gas turbine efficiency, which reduces fuel consumption. One of the main cooling ... -
Numerical Modeling of Nanoparticle-Assisted Laser Thermal Ablation of Tumors
(2021-12)The field of thermal ablation of cancer is growing rapidly in the technical and clinical sectors. Image-guided non-invasive techniques in particular have shown high potential for cancer therapy. Many types of cancer are ... -
Numerical Modeling of Sequential Segmentation for Enhancement of Mixing Inside Microchannels
(2019-12)Microfluidics appeared recently as a new tool that facilitates many applications including chemical synthesis, electronics cooling and biological assays. However, flow on the microscale is characterized by laminar flow ... -
Numerical simulations for the optimization of online wash systems for gas turbines
(2011-05)During gas turbine operation, large amounts of small particles are ingested along with the air inflow. As a result, the blade shape changes over time, hence affecting the air flow pattern and reducing efficiency. Field ... -
Numerical Simulations of Drag-Reducing Devices for Ground Vehicles
(2013-01)The aim of the present study is to reduce the aerodynamic drag coefficient of ground vehicles. With the application of efficient drag reducing devices, aerodynamic drag is significantly reduced. This study analyzes numerically ... -
On the Adoption of Circular Economy Concepts in the Manufacturing Sector
(2021-11)Industrialization has brought wealth, prosperity, and abundance to many nations. However, it has had many drawbacks on people’s health and the environment. Several paradigms have been proposed and implemented in an effort ... -
A one-dimensional flux-based thermography for thermal diffusivity estimation in metallic alloys
(2022-10)This work proposes a simple one-dimensional (1D) thermography technique to estimate a metallic alloy thermal diffusivity by employing a uniform flux-based heating source. A theoretical model is developed and validated to ... -
Optimization of Vapor Compression Refrigeration Cycles with Clathrate Hydrates Thermal Energy Storage
(2021-12)This thesis presents detailed modelling and analysis of different refrigeration systems as well as cold thermal energy storage systems (CTES) using clathrate hydrates. The Engineering Equation Solver (EES) was used to model ... -
Optimizing the Energy Production for a Photovoltaic Thermal (PVT) Water System
(2022-05)The maximum exploitation of solar energy can be achieved through the optimization of a photo-voltaic thermal (PVT) system. In the PVT system, the (PV) module is cooled down by a water-based thermal collector, and as a ... -
Performance Analysis of An Earth Water Heat Exchanger in Sharjah
(2019-11)The growing global demand for energy is amplifying the need for the development of sustainable and energy efficient systems. In the Arabian Gulf, cooling load represents about 70% of the overall energy consumed during the ... -
Prediction of Turbulence Statistics in a Model Dump Combustor Using Artificial Neural Networks
(2011-05)The flowfield characteristics downstream of an axisymmetric suddenexpansion dump combustor model are important to designers of gas turbines and liquid-fuel ramjets ducted rockets. Many experimental techniques such as Laser ...