Division of Mechanical Sciences: Recent submissions
Now showing items 881-900 of 1914
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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 ... -
Hybird Central Solvers for Hyperbolic Conservation Laws
(2018-05-11)The hyperbolic conservation laws model the phenomena of nonlinear waves including discontinuities. The coupled nonlinear equations representing such conservation laws may lead to discontinuous solutions even for smooth ... -
Finite Element Modeling of Knee Joint to Study Tibio-Femoral Contact Machanics
(2018-05-10)Articular cartilage covers the articulating ends of diarthrodial joints. It plays a vital role in the function of the musculoskeletal system by allowing almost frictionless motion to occur between the articular surfaces ... -
Structural Modeling and Damage Detection in a Non-Deterministic Framework
(2018-05-08)Composite structures are extremely useful for aerospace, automotive, marine and civil applications due to their very high specific structural properties. These structures are subjected to severe dynamic loading in their ... -
Studies on Propagating and Non-Propagating Cracks in Concrete Under Fatigue Loading in the Short Crack Regime
(2018-05-01)Structural concrete is the most widely used material in the construction of bridges, pave-ments, runways, dams and other infrastructures which are subjected to uctuating loads during its service period. Concrete contains ... -
Three Dimensional Computational Fluid Dynamic Simulation and Analysis of a Turbocharger Compressor
(2018-05-01)This thesis constitutes detailed computational investigation on ow through the passages of a centrifugal compressor used for turbocharging applications. Given the dynamic nature of operation of the turbocharger, it becomes ... -
Endochronic Constitutive Model for Sands and Its Application to Geotechnical Problems
(2018-05-01)The introductions of large digital computers in the field of engineering have rendered possible the solution of a wide variety of problems without the need to violate the equilibrium and compatibility. The major requirement ...