Browsing Theses and Dissertations(library) by Title
Now showing items 4262-4281 of 6459
-
Numerical Study of Detonation flame Arrestor Performance and Detonation Interaction with the Arrestor Element
(2019-12-03)A numerical study of detonation propagation and interaction with a flame arrestor product in a combustible gas/vapor transport pipeline system is conducted. The flame arrestor element is modeled as a porous medium using ... -
Numerical Study Of Drop Formation From Dripping To Jetting
(Mechanical Engineering, 2012-04-11)The formation of liquid droplet from a capillary tube has been examined using numerical simulations. The dimensions of the capillary tube and the flow velocity have been varied to observe the regimes of drop formation. ... -
Numerical Study of Droplet Evaporation
(2018-01-10)Droplet evaporation plays a vital role in various engineering fields such as air/fuel premixing, inkjet printing and many more. The high rate of power dissipation from the integrated circuits and chips of electronic devices ... -
NUMERICAL STUDY OF HIGH–FREQUENCY FLUIDIC VALVE INJECTORS FOR DETONATION ENGINE APPLICATIONS
(2019-12-05)The feasibility of fluidic valves for use in detonation-based engines was studied numerically. The fluidic valve acted by shutting off reactant flow through the high pressure behind detonation waves propagating past the ... -
Numerical Study Of Incompressible Fluid Flow In A Vertically Dropping Pool With And Without End Sill
(Mechanical Engineering, 2013-10-23)The study involves numerical analysis of flow field for three different flow regimes taking place in a vertically dropping pool. In general, a vertically dropping flow generates a skimming flow regime with one recirculation ... -
A Numerical Study Of Incompressible Fluid Flow Over A Forward Facing Step At Various Grades
(Mechanical Engineering, 2013-07-22)The study of the effect of natural forces on hydraulic structures is of great concern for the accurate prediction of when a design could be at risk of failure. In recent times the use of the shallow water equations to ... -
NUMERICAL STUDY OF MARANGONI CONVECTION AND MASS TRANSPORT IN MICRODROPLETS
(2017-05-24)Marangoni convection is a flow resulting from a surface tension gradient at air/liquid interface caused by temperature gradient, concentration of surfactant or applied electric field. Marangoni convection when caused by ... -
A Numerical Study Of Microfluidic Droplet Motions In Parallel-plate Electrowetting-on-dielectric (EWOD) Devices
Microscale water droplet motions in parallel-plate electrowetting-on-dielectric (EWOD) devices including transport, splitting, merging and dispensing have been numerically studied. The transient governing equations for the ... -
Numerical Study Of Sidewall Filling For Gas-fed Pulse Detonation Engines
(Aerospace Engineering, 2013-03-20)Pulse detonation engines for aerospace propulsion are required to operate at 50-100 Hz meaning that each pulse is 10-20 ms long. Filling of the engine and the related purging process become dominant due to their long ... -
Numerical Study On Capillarity- Dominant Free Surface And Interfacial Flows
(Mechanical Engineering, 2007-08-23)The continuum surface force (CSF) method has been extensively employed in the volume-of-fluid (VOF), level set (LS) and front tracking methods to model surface tension forces. Its ability is limited for the surface tension ... -
Numerical Study on Morphology and Solidification Characteristics of Successive Droplet Depositions on a Substrate
(2016-05-10)Successive droplet impingement finds extensive applications in additive manufacturing technologies such as 3D printing, Liquid Metal Jetting and Net Form Manufacturing. Deposition, deformation and solidification of droplets ... -
A Numerical Study On The Dynamics Of Bubble Growth And Detachment From An Orifice
(Mechanical Engineering, 2010-03-03)The study of bubble formation from an orifice finds numerous industrial applications which include bubble acoustics in ocean physics and chemical reactors. Numerical simulations have been performed to investigate the ... -
Nuns Making Fun: An Exploration of Humor among Women Religious
(2019-08-02)This paper discusses the role and use of humor in the lives of nuns and consecrated women. A qualitative study consisting of interviews with nuns and consecrated women was conducted to produce data about the way in which ... -
NURSING STUDENTS’ CULTURAL AWARENESS AND HIGH-FIDELITY SIMULATION SKILLS
(2022-05-16)Cultural awareness is learning to be self-aware of other cultures and even an individual’s own culture. Nursing students learn about influences of values and beliefs, and the impacts of culture as they consider how to care ... -
Nurturing the Disease - A Glimpse From the Outside Looking In: An Autoethnographic Exploration of the Nature of Nurture and its Role in Chronic Illness
(2022-12-19)This autoethnographic illness narrative explores nature versus nurture’s impact on chronic illness. The author argues that environmental factors play a significant role in the rise of chronic illnesses. My hope is that ... -
OBJECT CLASSICATION, DETECTION AND STATE ESTIMATION USING YOLO V3 DEEP NEURAL NETWORK AND SENSOR FUSION OF STEREO CAMERA AND LIDAR
(2021-06-10)Real-time object classification, localization, and detection with region-based convolution neural network (R-CNN) require high computational power, or it consumes a tremendous amount of time with the use of the available ... -
Objective Image And Video Quality Assessment With Applications
(Electrical Engineering, 2009-09-16)Objective Image and Video Quality Assessment (IQA/VQA) aims to automatically measure the quality degradation perceived by the human eyes. It is of fundamental importance to address a wide variety of problems in image and ... -
Obscured Leisure: Crafting as Leisure for Stay-At-Home Mothers
(2018-11-15)The purpose of this study was to explore the meaning handcrafting has for stay-at-home mothers, the reasons some mothers engage in handcrafting, and how the practice of handcrafting influences motherhood. Qualitative data ... -
Observation and analysis of unexplored low-energy electron emission processes revealed using a low-energy positron beam
(2020-08-17)This dissertation presents measurements of the kinetic energy distributions of low-energy, positron-induced electrons emitted from single-layer of graphene (SLG), highly oriented pyrolytic graphite (HOPG), Si, Cu and TiO2 ... -
Observation of the Interaction Between a Transonic Shock Wave and a Wingtip Vortex
(2018-12-04)The present study observes the interaction between two fundamental phenomena in fluid mechanics: the transonic shock wave and the wingtip vortex. While these are two areas of fluid mechanics in which extensive experimental ...