Browsing Department of Mechanical and Aerospace Engineering by Title
Now showing items 404-423 of 916
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Experimental investigation of effect of support structure geometry on the microstructure and metallurgical properties of IN718 parts fabricated by selective laser melting
(2020-08-10)Additive Manufacturing is a modern manufacturing technique that provides extreme design freedom and the ability to manufacture multiple parts with high complexities at the same time. Various fabrication techniques have ... -
Experimental investigation of Fischer-Tropsch synthesis with a modified catalyst support
Energy demand has been rapidly increasing in the last 30 years due to the population growth and high demand by industries. However, as natural energy sources are limited, they cannot meet this increased energy demand. ... -
Experimental Investigation Of Flow Boiling And Spray Cooling On Enhanced Surfaces In FC-72
(Mechanical Engineering, 2009-09-16)In this study the effect of a recently developed, thermally conductive microporous coating on flow boiling and spray cooling performance was studied using FC-72 as the working fluid. The overall goal is to further increase ... -
An Experimental Investigation Of Ionization Of Supersonic Air By A Corona Discharge
(Aerospace Engineering, 2007-08-23)A technique is developed to ionize supersonic air flow in a shock tube by a weak corona discharge. The driven section of the tube is open to the atmosphere. The shock propagates in the driven section at about 1 km/s by ... -
EXPERIMENTAL INVESTIGATION OF LASER SCAN STRATEGY ON THE MICROSTRUCTURE, MECHANICAL PROPERTIES AND RESIDUAL STRESS OF INCONEL 718 PARTS FABRICATED BY SELECTIVE LASER MELTING
(2020-08-10)Inconel 718 (IN718) is a nickel-based superalloy which exhibits excellent tensile and impact resistant properties along with good corrosion resistance at high temperatures. However, due to the high toughness and work ... -
EXPERIMENTAL INVESTIGATION OF METHANE REFORMER WITH A CONTINUOUS FLOW REACTOR
(2016-09-16)Over the decades, seeking for an alternative energy source has been more and more significant because of increasing demand with rapid industry expansion. Liquid hydrocarbon from Fischer-Tropsch process is considered as an ... -
Experimental Investigation Of Nucleate Boiling And Thin-film Evaporation On Enhanced Silicon Surfaces
(Mechanical Engineering, 2014-07-14)The present work consists of two major studies. The first study investigates the effects of surface energy or wettability on nucleate pool boiling and the second study investigates the thin-film evaporative cooling for ... -
Experimental Investigation Of Thermal Behaviour Of Air Foil Bearings
(Mechanical Engineering, 2011-03-03)Micro-turbo machinery demands gas bearings to ensure compactness, lightweight and extreme temperature operation. Gas bearings with large stiffness and damping, and preferably of low cost, will enable successful commercial ... -
EXPERIMENTAL INVESTIGATION OF THERMOPHYSICAL PROPERTIES OF ENHANCED NITRATE SALT NANOFLUIDS FOR THERMAL ENERGY STORAGE (TES) IN CONCENTRATED SOLAR POWER (CSP) SYSTEMS
(2018-05-16)The main source for energy production right now is from thermal, nuclear energy. But in the near future we might have crisis of coal so we need alternate renewable source for energy production the solution for that is sun, ... -
Experimental Study of Dynamic Cooling of Racks using Flow Control Devices
(2020-06-10)A data center is a cluster of multiple servers that a company uses to store and process large amounts of data. Due to never-ending demands, the processor densities are increasing every day. A higher processor density would ... -
Experimental Study Of Micro-vortex Generators At Mach 2.5
(Aerospace Engineering, 2011-03-03)Vortex generators are geometrical shapes that produce trailing vortices and are widely used for their ability to improve the flow quality over areas where flow separation may occur. Current topics involve utilizing the ... -
Experimental Study Of Quaternary Nitrate/nitrite Molten Salt As Advanced Heat Transfer Fluid and Energy Storage Material In Concentrated Solar Power Plant
Solar energy is used to produce electricity by two methods namely photovoltaic and concentrated solar power plant systems. Concentrated Solar power plants hold a distinct advantage over photovoltaic, which is that of ... -
Experimental Study Of Separated Ramp-induced Shock/boundary-layer Interaction With Upstream Micro-vortex Generator At Mach 2.5
(Aerospace Engineering, 2014-09-17)Shock wave/boundary layer interactions (SBLIs) are important issues for high-speed vehicles. SBLIs reduce the performance of aerodynamic surfaces and engine inlets, amongst a number of adverse effects. Micro-vortex ... -
Experimental Study Of The Effects Of Thermally Conductive Microporous Coatings On Low Heat Flux Pool And Flow Boiling
(Mechanical Engineering, 2010-11-01)This study examines the effect of the Thermally Conductive Micro-porous Coating (TCMC) developed at the University of Texas at Arlington, on an extended length heater in flow boiling. The study was performed with application ... -
EXPERIMENTAL STUDY ON EFFECTS OF SEGREGATED COOLING PROVISIONING ON THERMAL PERFORMANCE OF INFORMATION TECHNOLOGY SERVERS IN AIR COOLED DATA CENTERS
(2015-12-07)Modern Information Technology (IT) equipment are typically assumed to operate in quiescent airflow conditions in an uncontained data center facility. In this study, the multi-scaled thermal management strategies are ... -
Experimental Study On The Effects Of Gaseous Contamination On IT Equipment
(Mechanical Engineering, 2013-10-22)Every company is trying to reduce their carbon footprint in today's world. The data center industry is no different. To reduce the cooling costs and increase the efficiency, air -side economizers are used. Air-side ... -
An Experimental Study On Thermal Bonding Effects Of PMMA Based Micro-devices Using Hot Embossing
(Mechanical Engineering, 2008-08-08)Basic configuration and functioning of various subsystems of a developed HEMM system for thermal bonding are discussed. The bond strength and micro channel geometry degradations dependence on controlled process parameters ... -
Experimental Testbed For Robot Skin Characterization And Interaction Control
(Mechanical Engineering, 2014-07-14)This thesis presents the research and work we conducted with an experimental testbed designed for testing and characterizing various types of robot skin with tactile sensing. The main goal of this research is to develop ... -
Experimental/computational Analysis Of Active Cooling Of Stacked Device Using Multidimensional Configured Thermoelectric Modules
(Aerospace Engineering, 2012-07-25)Stacked devices are currently used widely because of their smaller footprint and corresponding ability to accommodate heterogeneous devices such as memory and logic and enable a silicon efficiency greater than 100%. This ... -
Exploratory Studies Of Convective Flows Due To Arc Tracking
(Aerospace Engineering, 2007-09-17)The objective of the research was to develop an understanding of how a flame propagates through an electronic enclosure. FLUENT®, a Navier-Stokes solver, was chosen due to its widespread commercial use, the availability ...