Browsing Department of Mechanical and Aerospace Engineering by Title
Now showing items 798-817 of 916
-
Stable Reference Trajectory Modification For Handling Actuator Failure In Control Systems
(Aerospace Engineering, 2012-04-11)The issue of rapidly reconfiguring the reference trajectory under unanticipated actuator failures in order to regain lost performance or aircraft handling qualities is explored. The failures detected in real-time are ... -
State Variable Methods of Assessment, Prognosis, and Control of Composite and Bonded Structures
(Proceedings of the American Society for Composites—Thirty-third Technical Conference, 2018)**Please note that the full text is embargoed** ABSTRACT: It is generally recognized that the determination of material state is the baseline foundation for the assessment and prognosis of current and future performance ... -
Static And Dynamic Calibration Of A Multi-component Sidewall Force Balance For A Transonic Ludwieg Tube Wind Tunnel
(Aerospace Engineering, 2012-04-11)Experimentation involving transonic flow requires replicating not only the Mach number but also the Reynolds number. Improper matching of the Reynolds number affects the interaction between the shocks and boundary layer ... -
STATIC AND DYNAMIC FEA ANALYSIS OF A COMPOSITE LEAF SPRING
(2017-01-17)Composite materials are widely used in aeronautical, marine and automotive industries, because of their excellent mechanical properties, low density and ease of manufacture. Due to this increasing trend to utilize composite ... -
Static Response Calibration of 3D Printed Thin Walled Structures Using Fused Deposition Modelling
(2019-12-10)3-D printing has enabled flexible, tool-less fabrication that yields numerous benefits. One benefit is unique and complex structural arrangements that increase design freedom to minimize weight. Such arrangements can be ... -
STEADY STATE AND TRANSIENT ANALYSIS OF HEAT TRANSFER IN A POROUS FIN WITH RADIALLY OUTWARDS PRESSURE-DRIVEN FLOW
(2023-05-31)Thermal management and energy storage problems often utilize extended surfaces, also known as fins for enhanced heat transfer. Today fins are used in a wide range of devices including but not limited to microelectronic ... -
Steady state and transient analytical modelling of non-uniform convective cooling of a microprocessor chip due to jet impingement
(2017-05-10)Heat removal from microprocessor chips with multiple regions of dynamic heat generation remains a critical technological challenge. Excessive temperature rise is undesirable for performance as well as reliability. Jet ... -
STOCHASTIC FINITE ELEMENT THERMAL ANALYSIS OF A BALL GRID ARRAY PACKAGE
(2018-05-14)This study provides an insight into the factors which have a major impact on the probability of failure of a Ball Grid Array package. A stochastic finite element analysis was done on the package using First-order reliability ... -
STRENGTH AND DAMAGE PROGNOSIS OF ADHESIVE BOND AND INTER-PLY HYBRID COMPOSITES BASED ON DIELECTRIC PROPERTIES
(2018-01-10)Composite materials have found their applications in a wide range of industries particularly in the aerospace and automotive sectors. This is because they are comparatively light-weight and provide a much better corrosion ... -
Stress Analysis For A Three Phase Plate With A Concentric Circular Inclusion By Deriving An Airy Stress Function
(Mechanical Engineering, 2011-07-14)This thesis derives the Airy stress function for a three phase plate that consists of two concentric circular inclusions and a matrix phase. It incorporates the elastic property of each phase as well as the geometry of the ... -
Stress Analysis In Curved Composite Due To Thermal Loading
(Aerospace Engineering, 2013-03-20)Many structures in aircraft, cars, trucks, ships, machines, tools, bridges, and buildings, consist of curved sections. These sections vary from straight line segments that have curvature at either one or both ends, segments ... -
Stress Analysis Of An Ellipsoidal Inclusion
(Mechanical Engineering, 2007-09-17)The focus of the present thesis is to develop a mathematical model to calculate the stresses inside an ellipsoidal inclusion present in an infinitely extended matrix region and to validate the mathematically derived model ... -
STRESS ANALYSIS OF FUNCTIONALLY GRADED MATERIALS
(2021-08-03)A functionally graded material (FGM) is an inhomogeneous material whose material properties vary continuously. Since FGM’s material properties are continuous at the interface of the two materials, unlike conventional ... -
Stress Analysis Of Laminated Composite Beam With I-section
(Aerospace Engineering, 2010-07-19)The advantage of material properties and flexibility of choosing material have made composite materials a primary preference for structural application. Unlike isotropic materials, the parametric study of composite beams ... -
Stress Concentrations Around A Square Cutout In A Composite Plate
(Aerospace Engineering, 2013-03-20)Composite structure in the aircraft industry has been in development for well over half a century and yet the understanding of the effects of a square cutout is generally limited to quasi-isotropic laminates. Currently, ... -
Stress Distribution And Strength Prediction Of Composite Laminates With Multiple Holes
(Mechanical Engineering, 2008-04-22)The major purpose of this study was to investigate failure of composite laminates with multiple unloaded holes in close proximity. The least square boundary collocation method for anisotropic materials was utilized to ... -
Structural Analysis At Aircraft Conceptual Design Stage
(Aerospace Engineering, 2014-03-12)In the past 50 years, computers have helped by augmenting human efforts with tremendous pace. The aircraft industry is not an exception. Aircraft industry is more than ever dependent on computing because of a high level ... -
Structural Analysis Of Fiber Reinforced Composite Materials
(Mechanical Engineering, 2007-08-23)A study of fiber reinforced composite structures is conducted .This study includes laminate analysis, analysis of laminated composite beams and parametric study of composite beams. Finite element analysis for each beam ... -
Structural Health Monitoring of Fiber-Reinforced Composite Using Wireless Magnetostrictive Sensors
(Society of the Advancement of Material and Process Engineering (SAMPE), 2019-04-11)**Please note that the full text is embargoed** ABSTRACT: Composite materials are extending the horizons of designers in all branches of engineering. These materials have numerous advantages and improved structural properties ... -
Structural Integrity Of TSVs In 3D Package Under Thermal Loading
In this advanced technological era, all electronic equipments tend to be light in weight, and have high performance with low power consumption and low prices. Gain in both performance and cost via Moore's law is starting ...