Browsing Department of Mechanical and Aerospace Engineering by Title
Now showing items 573-592 of 916
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MECHANICAL AND THERMAL PERFORMANCE OF ADDITIVELY MANUFACTURED DIGITAL MATERIALS
(2023-05-19)**Please note that the full text is embargoed until 05/15/2024** ABSTRACT: Over the past decades, additive manufacturing has become a critical material processing tool. All ranges of materials including polymers, composites, ... -
Mechanical Property Evaluation of Magnesium Rich Primer Coating System Over AA 2024 T-3 Aluminum Alloy by Nano-Inedntation
(2016-08-12)Aluminum alloy is widely used as a major structural material, such as for wing and fuselage, in aerospace industry. Corrosion is the most insidious form of damage to aluminum alloy, which can cause aircraft structure damage ... -
MEMS Packaging: Fluxless Soldering and Reliability Assessment
(Mechanical Engineering, 2007-08-23)This thesis presents process development and reliability assessment of the fluxless packaging of the MEMS devices. This packaging consists of metallized Kovar package with side wall of same material and circular holes for ... -
METHOD OF CHARACTERISTICS VERIFICATION OF INVERSE FREQUENCY MODEL OF TURBULENT PIPE FLOW TRANSIENTS
(2016-08-22)Pressure transients in pipes with turbulent flow have classically been simulated using numerical techniques such as the method of characteristics. An alternative method utilizing an inverse frequency algorithm has recently ... -
Methodologies For Automated Microassembly
(Mechanical Engineering, 2008-08-08)The development of micromachining technologies has provided wide applications in micro sensing and actuation. However, most of the demonstrated devices are selectively constructed by fabrication processes that are limited ... -
METHODOLOGY TO DEVELOP ARTIFICIAL NEURAL NETWORK BASED CONTROL STRATEGIES FOR MULTIPLE AIR-COOLING UNITS IN A RAISED FLOOR DATA CENTER
(2019-06-03)A data center consists of a hierarchy of systems with dedicated control algorithms dictating their operational states. We could say, there exists an ensemble of dynamical systems, each executing a control task, while the ... -
Micro/Nanoencapsulated Phase Change Materials (PCMs) toward High Temperature Thermal Energy Storage Applications
(2017-08-25)Thermal energy is one of the most important renewable energy sources because of its abundancy. However, despite the long history of people practically trying to harvest thermal energy, the efficiency of thermal energy ... -
A Micromechanics Model Of Thermal Expansion Coefficient In Fiber Reinforced Composites
(Aerospace Engineering, 2011-03-03)Fiber reinforced composites are widely used for the various applications in the aerospace, automotive, infrastructures and sporting goods industries. The evaluations of its mechanical and thermal properties are needed for ... -
Microwave-based Navigation Of Femtosatellites Using On-off Keying
(Aerospace Engineering, 2014-07-14)The objective of this research is to validate that a custom-built microchip-scale satellite transmitting a signal modulated with a Pseudo Random Noise code using On-Off Keying, can be tracked. The weak GPS satellite signal ... -
Minimizing Power Consumption At Module, Server And Rack-levels Within A Data Center Through Design And Energy-efficient Operation Of Dynamic Cooling Solutions
Data center energy consumption continues to increase with the proliferation in online services such as social networking, banking, entertainment, cloud computing, etc. Recent estimates show that associated power consumption ... -
MINIMIZING STRUCTURAL JITTER IN OPTICAL SENSOR SYSTEMS USING PARAMETRIC DYNAMIC RESPONSE OPTIMIZATION
(2018-11-26)Deployed in manned and unmanned aircraft, military and commercial ground vehicles, and security and monitoring systems, optical sensor systems are ubiquitous. Developing an optical sensor system includes calculating image ... -
Mitigation Of Hot-spots In High-end Microprocessors Using Bulk And Thin Film Thermoelectric Coolers
(Mechanical Engineering, 2013-03-20)Due to localized high heat fluxes, hot-spots are created in silicon chips. Cooling of the hot-spots is one of the major thermal challenges in today's integrated circuit (IC) industry. Many researches have been conducted ... -
Mode Truncation Analysis In Forced Response Of Structural Dynamics
(Mechanical Engineering, 2012-04-11)Mode truncation in Modal analysis is an important problem and should be addressed with an effective truncation criterion. The truncation errors are considered as error forces and these error limits can be used to select ... -
Modeling And Control Of Automatic Transmission With Planetary Gears For Shift Quality
(Mechanical Engineering, 2011-10-11)Automatic transmission is a major component in a vehicle that transmits the power source from the engine to the drive wheels of the vehicle. To improve fuel economy, reduce emission and enhance driving performance, many ... -
MODELING AND MEASUREMENTS OF THERMAL TRANSPORT IN LI-ION BASED ENERGY CONVERSION AND STORAGE DEVICES
(2017-08-09)Heat transfer is of significant importance in energy conversion and storage devices such as Lithium-ion batteries for its safe operation and performance. Li-ion batteries are considered to be the state of the art among the ... -
MODELING AND SIMULATION OF CONTACT AND IMPACT DYNAMICS IN MULTIBODY SYSTEMS
(2019-08-12)Contact and impact analyses are an essential part of multibody dynamic simulations. Modeling of contact and impact problems have applications in a wide variety of areas including robotics, earthquake engineering, computer ... -
Modeling And Simulation Of Nanofluid For Heat Storage
(Mechanical Engineering, 2014-12)This work models the dynamic behavior of molten nitrate salt mixture to investigate the formation of interfacial nanostructures in ionic liquid nano-fluids which is responsible for increase of heat capacity of the mixture. ... -
Modeling And Simulation Of The Flight Dynamics Of Morphing Wing Aircraft
(Aerospace Engineering, 2010-03-03)Aircraft with variable wing geometry (morphable wings) are of considerable interest, not only for mission-specific optimization, but for enhanced maneuverability as well. In the nascent field of mini- or micro-Unmanned ... -
Modeling The Dynamic Behavior Of Estrogen Docking Into Its Receptor Using The Multiscale Analysis
(Mechanical Engineering, 2013-07-22)This work models the dynamic behavior of Estrogen docking into its receptor. It lays the foundation for the development of a new theoretical screening technique to identify carcinogens. It is predicted that this year, ... -
MODELING THE EFFECT OF IN SITU NOZZLE-INTEGRATED COMPRESSION ROLLING ON THE MECHANICAL AND FRACTURE BEHAVIOR OF FUSED FILAMENT FABRICATION (FFF) 3D PRINTED PARTS
(2021-08-16)Fused filament fabrication (FFF) is one of the most common additive manufacturing/3D printing techniques where continuously extruded semi-molten filaments are deposited in a layer-by-layer manner. The quality of the ...