Division of Mechanical Sciences: Recent submissions
Now showing items 841-860 of 1880
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Shape Characterization of Granular Particles using Image Based Techniques
(2018-05-22)Granular soils with different sizes and shapes are often used in many civil engineering structures. In different contexts, several researchers have emphasized that shape of particles play a pivotal role in influencing ... -
Modelling Evapotranspiration from Satellite Data using semi-empirical Models : Applications to the Indian Subcontinent
(2018-05-22)The major aim of this work is to develop a framework for the estimation of Evapotranspiration (ET) over the Indian landmass using remote sensing (RS) datasets in a repeated and consistent manner with improved spatial ... -
Dynamics of Summer Monsoon Current around Sri Lanka
(2018-05-21)Summer monsoon current (SMC) in the north Indian Ocean (NIO) is an open ocean current that flows eastward and enter into Bay of Bengal (BoB) during southwest monsoon (June–September). South of Sri Lanka, the SMC turns ... -
A Ghost Fluid Method for Modelling Liquid Jet Atomization
(2018-05-21)Liquid jet atomisation has a wide variety of application in areas such as injectors in automobile and launch vehicle combustors, spray painting, ink jet printing etc. Understanding physical mechanisms involved in the primary ... -
Design and Development of a Three-degree-of-freedom Parallel Manipulator to Track the Sun for Concentrated Solar Power Towers
(2018-05-21)In concentrated solar power (CSP) stations, large arrays of mirrors which are capable of changing its orientation are used to reflect the incident solar energy to a stationary receiver kept at a distance. Such mirrors are ... -
Modeling Human Immunodeficiency Virus Transmission and Infection
(2018-05-21)HIV-1 is a global pandemic with about 39 million people infected. In India, 2.9 million people are infected and about 2 lakh new infections have been reported last year. To date, there is no cure for HIV/AIDS. Current ... -
Direct Numerical Simulations and Fluctuating Force Simulations of Turbulent Particle-gas Suspensions
(2018-05-18)Turbulent gas-particle suspensions are of great practical importance in many naturally phenomena, such as dust storms and snow avalanches, as well as in industrial applications such as fluidised, circulating bed reactors ... -
Multi-scale Modeling of Nanoparticle Transport in Porous Media : Pore Scale to Darcy Scale
(2018-05-17)Accurate prediction of colloid deposition rates in porous media is essential in several applications. These include natural filtration of pathogenic microorganisms such as bacteria, viruses, and protozoa, transport and ... -
Analysis of Unsteady Incompressible Potential Flow Over a Swimming Slender Fish and a Swept Wing Tail
(2018-05-16)This thesis deals with computing the pressure distribution around a swimming slender fish and the thrust generated by its flapping motion. The body of the fish is modeled as a missile like slender body to which a tail is ... -
Experimental Studies on Extremely Small Scale Vibrations of Micro-Scale Mechanical and Biological Structures
(2018-05-14)Experimental vibration analysis of mechanical structures is a well established field.Plenty of literature exists on macro scale structures in the fields of civil, mechanical and aerospace engineering, but the study of ... -
Studies on Fracture and Fatigue Behavior of Cementitious Materials- Effects of Interfacial Transition Zone, Microcracking and Aggregate Bridging
(2018-05-14)The microstructure of concrete contains random features over a wide range of length scales in which each length scale possess a new random composite. The influence of individual material constituents at different scales ... -
An Advanced Study on Jute-Polyester Composites for Mechanical Design and Impact Safety Applications
(2018-05-14)Natural fiber-reinforced composites are now finding extensive uses in various fields from household articles to automobiles. These composites can score high compared to common synthetic fiber-based composites, notably glass ... -
Thermal Performance of Various Roof Elements Under Different Weather Conditions
(2018-05-14)Beside the point of whether the country is developed or underdeveloped, energy crisis is a common scene all over the world. In order to balance energy supply and demand, either one has to increase the supply or decrease ... -
Vision-based Strategies for Landing of Fixed Wing Unmanned Aerial Vehicles
(2018-05-14)Vision-based conventional landing of a fixed wing UAV is addressed in this thesis. The work includes mathematical modeling, interface to a software for rendering the outside scenery, image processing techniques, control law ... -
Evaluating Geochemical Proxies for Paleoclimate Reconstruction in Tropical Montane Peat : A Case Study from the Nilgiris, Southern India
(2018-05-14)Peat from the temperate regions has been used for paleoenvironmental reconstruction using diverse proxies for over a century now. Peat is rare and severely understudied in the tropics. The montane peat bogs of the Nilgiris, ... -
Study on Development of Aluminium Based Metal Matrix Composites Using Friction Stir Processing
(2018-05-14)Composite materials are multifunctional materials having unique mechanical and physical properties that can be tailored to meet the requirements of a particular application. Aluminium based Metal Matrix Composites (MMC) ... -
Modeling and Experimental Investigations into Soluble Lead Redox Flow Battery : New Mechanisms
(2018-05-14)Continued emission of green house gases has energized research activity worldwide to develop efficient ways to harness renewal energy. The availability of large scale energy storage technologies is essential to make renewal ... -
Interface Engineering and Evaluation of Device Performance in Organic Photovoltaics
(2018-05-11)In recent years, organic photovoltaics (OPVs) have attracted considerable attention as a potential source of renewable energy over traditional materials due to their light weight, low production cost, mechanically stability ... -
Morpological Architecturing of Electroactive Materials in Organic Electronics
(2018-05-11)Morphological architecturing is one of the smart and efficient ways to maximize the number of excitons harvested from the known photoactive materials and existing fabrication technologies. Surfaces and interfaces play a ... -
Correlation Between Structure, Microstructure and Enhanced Piezoresponse Around the Morphotropic Phase Boundary of Bismuth Scandate-Lead Titanate Piezoceramic
(2018-05-11)Piezoelectric materials find use as actuators and sensors in automotive, aerospace and other related industries. Automotive applications such as fuel injection nozzles and engine health monitoring systems require operating ...