Browsing Division of Mechanical Sciences by thesis submitted date"2007"
Now showing items 21-40 of 59
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Hydrologic Impacts Of Climate Change : Uncertainty Modeling
(2009-07-02)General Circulation Models (GCMs) are tools designed to simulate time series of climate variables globally, accounting for effects of greenhouse gases in the atmosphere. They attempt to represent the physical processes in ... -
Impact Assessment Of Climate Change On Hydrometeorology Of River Basin For IPCC SRES Scenarios
(2010-09-28)There is ample growth in scientific evidence about climate change. Since, hydrometeorological processes are sensitive to climate variability and changes, ascertaining the linkages and feedbacks between the climate and the ... -
Impact Of Large-Scale Coupled Atmospheric-Oceanic Circulation On Hydrologic Variability And Uncertainty Through Hydroclimatic Teleconnection
(2010-06-14)In the recent scenario of climate change, the natural variability and uncertainty associated with the hydrologic variables is of great concern to the community. This thesis opens up a new area of multi-disciplinary research. ... -
Inverse Sensitivity Methods In Linear Structural Damage Detection Using Vibration Data
(2009-06-29)The thesis addresses the problem of structural damage detection using inverse sensitivity based methods. The focus here is on characterization with regard to identification, location, and, quantification of structural ... -
Ion-Nitriding Of Maraging Steel (MDN 250A Grade) For Light Combat Aircraft Applications
(2009-05-12)Maraging steels have got high strength and good toughness. Maraging steel MDN 250A grade is used for slat tracks on the leading edge of the wing of Light Combat Aircraft (LCA). This application requires high strength and ... -
Kinetics of Photocatalytic Degradation of Dyes, Organics and Polymers using Nanomaterials
The main objective of this thesis was to investigate the application of photocatalysis for the degradation of organics, dyes, polymers, reduction of metal ions, decomposition of NO, etc. In this context, extensive work was ... -
Localization Induced Base Isolation In Fractionally And Hysteretically Damped Nonlinear Systems
(2009-08-04)This Thesis comprises of two parts containing similar studies of Nonlinear Localization induced Base Isolation of structural systems. The present method of base isolation,like other nonlinear vibration isolation methods, ... -
Methods For Forward And Inverse Problems In Nonlinear And Stochastic Structural Dynamics
(2009-09-03)A main thrust of this thesis is to develop and explore linearization-based numeric-analytic integration techniques in the context of stochastically driven nonlinear oscillators of relevance in structural dynamics. ... -
Mode-3 Asymptotic Analysis Around A Crack Embedded In A Ductile Functionally Graded Material
(2009-09-15)Functionally graded materials (FGMs) are composites with continuous material property variations. The distinct interfaces between the reinforcement and the matrix in classical composites are potential damage initiation ... -
Modelling Of Single And Multiple Recharge Wells In Layered Aquifers
(2009-05-06)Artificial recharge and rainwater harvesting methods are being applied for mitigating effects of groundwater depletions in severe over-drafting urban and rural situations. When the aquifer to be recharged is situated at ... -
Multi-agent Consensus Using Generalized Cyclic Pursuit Strategies
(2009-05-11)One of the main focus of research on multi-agent systems is that of coordination in a group of agents to solve problems that are beyond the capability of a single agent. Each agent in the multi-agent system has limited ... -
Multi-Scale Approaches For Understanding Deformation And Fracture Mechanisms In Amorphous Alloys
(2010-03-09)Amorphous alloys possess attractive combinations of mechanical properties (high elastic limit, ~2%, high fracture toughness, 20-50 MPa.m1/2, etc.) and exhibit mechanical behavior that is different, in many ways, from that ... -
A Neural Network Approach To Rotorcraft Parameter Estimation
(2009-07-03)The present work focuses on the system identification method of aerodynamic parameter estimation which is used to calculate the stability and control derivatives required for aircraft flight mechanics. A new rotorcraft ... -
New Solution Methods For Fractional Order Systems
(2010-09-24)This thesis deals with developing Galerkin based solution strategies for several important classes of differential equations involving derivatives and integrals of various fractional orders. Fractional order calculus finds ... -
Novel Sub-Optimal And Particle Filtering Strategies For Identification Of Nonlinear Structural Dynamical Systems
(2009-09-15)Development of dynamic state estimation techniques and their applications in problems of identification in structural engineering have been taken up. The thrust of the study has been the identification of structural systems ... -
An Ocean General Circulation Model Study Of The Arabian Sea Mini Warm Pool
(2009-07-17)The most important component of the climate system over the Indian Ocean region is the southwest monsoon, which dictates the life and economy of billions of people in the tropics. Being a phenomena that involves interaction ... -
On Viscous Flux Discretization Procedures For Finite Volume And Meshless Solvers
(2009-04-29)This work deals with discretizing viscous fluxes in the context of unstructured data based finite volume and meshless solvers, two competing methodologies for simulating viscous flows past complex industrial geometries. ... -
Onboard Propellant Gauging For Spacecraft
(2009-08-04)Estimation of the total mission life of a spacecraft is an important issue for the communication satellite industries. For accurate determination of the remaining mission life of the satellite it is essential to estimate ... -
Optimal Resource Allocation In Lanchester Attrition Model Based Conflicts
(2009-05-06)Force deployment and optimal resource allocation has been an area of considerable research interest in conventional warfare. In the modern scenario, with significant advances in technology related to communication and ... -
Piezoceramic Dynamic Hysteresis Effects On Helicopter Vibration Control Using Multiple Trailing-Edge Flaps
(2009-07-14)Helicopters suffer from severe vibration levels compared to fixed-wing aircraft. The main source of vibration in a helicopter is the main rotor which operates in a highly unsteady aerodynamic environment. Active vibration ...