Division of Mechanical Sciences: Recent submissions
Now showing items 941-960 of 1880
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Robust Adaptive Control of a Laser Beam System for Static and Moving Targets
(2018-02-28)The motivation of this thesis is to propose a robust control technique for a laser beam system with target estimation. The laser beam is meant to track and fall on a particular portion of the target until the operation is ... -
Reliability Based Approach for Evaluation of MSW Landfill Designs and Site Selection using GIS
(2018-02-28)Dumping of municipal solid waste (MSW) generated due to anthropogenic activities in any barren land or out fields causes severe hazards to human populations, ecosystems and the environment. In order to avoid this, it is ... -
Studies on Multiphase, Multi-scale Transport Phenomena in the Presence of Superimposed Magnetic Field
(2018-02-28)Multiphase transport phenomena primarily encompass the fundamental principles and applications concerning the systems where overall dynamics are precept by phase change evolution. On the other hand, multiscale transport ... -
Studies on the Effects of Carbon Nanotubes on Mechanical Properties of Bisphenol E Cyanate Ester/Epoxy Based Resin Systems and CFRP Composites
(2018-02-28)The search and research for high performance materials for aerospace applications is a continuous evolving process. Among several fibre reinforced polymers, carbon fibre reinforced polymer (CFRP) is well known for its high ... -
Effective Property Estimation of Carbon Composites using Micromechanical Modeling
(2018-02-28)In recent times, composite materials have gained mainstay acceptance as a structural material of choice due to their tailorability and improved thermal, specific strength/stiffness and durability performance. Carbon-Carbon ... -
Experimental Investigations on Hypersonic Waverider
(2018-02-28)In the flying field of space transportation domain, the increased efforts involving design and development of hypersonic flight for space missions is on toe to provide the optimum aerothermodynamic design data to satisfy ... -
Structure, Microstructure and Magnetic Properties of Fe-Ga and R-Fe based Magnetostrictive Thin Films
(2018-02-27)Magnetostrictive materials belong to an important class of smart magnetic materials which have potential applications as ultrasonic transducers, sensors, actuators, delay lines, energy harvesting devices etc. Although, ... -
Large Eddy Simulation of Free and Impinging Subsonic Jets and their Sound Fields
(2018-02-27)Evaluating aerodynamic noise from aircraft engines is a design stage process, so that it conform to regulations at airports. Aerodynamic noise is also a principal source of structural vibration and internal noise in ... -
Experimental and Computational Studies on Deflagration-to-Detonation Transition and its Effect on the Performance of PDE
(2018-02-26)This thesis is concerned with experimental and computational studies on pulse detonation engine (PDE) that has been envisioned as a new concept engine. These engines use the high pressure generated by detonation wave for ... -
A Study of Mode Dependent Energy Dissipation in 2D MEMS Resonators
(2018-02-25)With the advent of micro and nano electromechanical systems (MEMS/NEMS), there has been rapid development in the design and fabrication of sensitive resonant sensors. Sensitivity of such devices depends on the resonant ... -
Mechanism and Modeling of Contact Damage in ZrN-Zr and TiAIN-TiN Multilayer Hard Coatings
(2018-02-23)With the amalgamation of hard coating in cutting tools industries for three decades now, a stage with proven performance has been reached. Today, nearly 40% of all cutting tools used in machining applications are sheltered ... -
Comprehensive Seismic Hazard Analysis of India
(2018-02-23)Planet earth is restless and one cannot control its inside activities and vibrations those leading to natural hazards. Earthquake is one of such natural hazards that have affected the mankind most. Most of the causalities ... -
Design and Development of Capacitive Micromachined Ultrasonic Transducers
(2018-02-22)This thesis presents the design and analysis for development of a Capacitive Micromachined Ultrasonic Transducer (CMUT), a novel sensor and actuator, aimed at replacing the conventional piezoelectric transducers for ... -
Monte Carlo Simulation Based Response Estimation and Model Updating in Nonlinear Random Vibrations
(2018-02-22)The study of randomly excited nonlinear dynamical systems forms the focus of this thesis. We discuss two classes of problems: first, the characterization of nonlinear random response of the system before it comes into ... -
Creation of an Orderly Jet and Thrust Generation in Quiescent Fluid from an Oscillating Two-dimensional Flexible Foil
(2018-02-22)In nature, many of the flapping wings and fins in swimming and flying animals have various degrees of flexibility with strong and coupled solid-fluid interactions between the structure and the fluid. In most cases, the ... -
Interfacial Processes in Densification of Cubic Zirconia
(2018-02-21)Sintering, a process of forming dense solid bodies from powder compacts remains the most important route for processing of ceramics. The process of sintering involves formation and growth of necks during initial stage, ... -
Maintaining Underwater Cassie State for Sustained Drag Reduction in Channel Flow
(2018-02-21)Water droplets tend to bead up on rough or textured hydrophobic surfaces by trapping air on the crevices underneath resulting in “Cassie” state of wetting. When a textured hydrophobic surface is immersed in water, the ... -
Numerical Investigation of Masonry Infilled RC Frames Subjected to Seismic Loading
(2018-02-21)Reinforced concrete frames, infilled with brick/concrete block masonry, are the most common type of structures found in multi-storeyed constructions, especially in developing countries. Usually, the infill walls are ... -
Development of New High Strength Alloy in Cu-Fe-Si System through Rapid Solidification
(2018-02-21)Copper based alloys play important role in high heat flux applications, particularly in rocket technology, the liner of the combustion chamber, and also in other heat transfer vessels. In these applications, one needs ... -
Charaterization of Sand-Rubber Mixture and Numerical Analysis for Vibration Isolation
(2018-02-20)Scrap tyres provide numerous advantages from the viewpoint of civil engineering practices. Scrap tyres are light weight, have high vibration absorption, high elastic compressibility, high hydraulic conductivity, and ...