Division of Mechanical Sciences: Recent submissions
Now showing items 1741-1760 of 1919
-
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 ... -
Decentralized Sustainable Energy Planning For Tumkur District, India
(2010-02-18)The energy-planning involves finding a set of sources and conversion devices so as to meet the energy requirements/demands of all the activities in an optimal manner. This could occur at centralized or decentralized level. ... -
Novel Strategies For Real-Time Substructuring, Identification And Control Of Nonlinear Structural Dynamical Systems
(2010-02-17)The advances in computational and experimental modeling in the area of structural mechanics have stimulated research in a class of hybrid problems that require both of these modeling capabilities to be combined to achieve ... -
On Modeling Of Constrained Piezoelectric Thin Films For Structural Health Monitoring
(2010-01-01)The behaviour of a free-standing thin film differs from that of a film surface-bonded or embedded due to the boundary constraints. A general dearth of analytical models, in regard to prediction of the operational competence ... -
Effect Of Mould Filling On Evolution Of Mushy Zone And Macrosegregation During Solidification
(2010-01-01)The primary focus of the present work is to model the entire casting process from filling stage to complete solidification. The model takes into consideration any phase change taking place during the filling process. An ... -
Cooling Of Electronics With Phase Change Materials Under Constant Power And Cyclic Heat Loads
(2009-12-14)The trend in the electronic and electrical equipment industry towards denser and more powerful product requires a higher level of performance from cooling devices. In this context, passive cooling techniques such as latent ... -
Tensile And Low Cycle Fatigue Behavior Of A Ni-Base Superalloy
(2009-12-14)Background and Objective: Nickel-base superalloys, strengthened by a high volume fraction of Ni3Al precipitates, have been the undisputed choice for turbine discs in gas turbines as they exhibit the best available combination ... -
Geotechnical Site Characterization And Liquefaction Evaluation Using Intelligent Models
(2009-12-09)Site characterization is an important task in Geotechnical Engineering. In situ tests based on standard penetration test (SPT), cone penetration test (CPT) and shear wave velocity survey are popular among geotechnical ... -
Spontaneous Crack Propagation In Functionally Graded Materials
(2009-10-28)Functionally graded materials (FGMs) are composites that have continuously varying material properties, which eliminate undesirable stress concentrations that might otherwise occur in layered composites. The concept of ... -
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 ... -
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 ... -
Analytical, Numerical, And Experimental Studies Of Fluid Damping In MEMS Devices
(2009-09-11)Fluid damping arising from squeeze film flow of air or some inert gas trapped between an oscillating micro mechanical structure, such as a beam or a plate, and a fixed substrate often dominates the other energy dissipation ... -
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. ... -
Design And Manufacturing Of Impact Resisting Structures (Aluminium Foam)
(2009-09-02)Metal foams have found increasing applications in a wide range of structural and functional products, due to their exceptional mechanical, thermal, acoustic and electrical properties and offer great potential for lightweight ... -
Advanced Methodologies For Designing Metallic Armour Plates For Ballistic Impact
(2009-09-02)A Primary objective of the present research is the development of robust CAE (Computer-Aided Engineering)-based approaches for designing armour plates subjected to ballistic impact by small-calibre hardened peojectiles ... -
Microstructure Development During Laser And Electron Beam Welding Of Ti/Ni Dissimilar Joints
(2009-09-02)Fusion welding of dissimilar metals constitutes a crucial processing stage in a variety of applications, and the use of high energy beams (HEB) like lasers and electron beams for such welding applications has several ... -
Fracture Of Plain Concrete Beams Via Fractals
(2009-09-02)The quantitative description of rough fracture surfaces of concrete has been an important challenge for many years. Looking at the fracture surface of a concrete specimen, one realizes that the self-affine geometry of crack ... -
Studies On Acid Production Potential Of Some Sulphide Minerals And Bioremediation Of Acid Mine Drainage
(2009-08-19)Acid mine drainage (AMD) is a worldwide environmental problem associated with the mining wastes, generated from active and inactive mining sites from mineral processing activities. AMD is defined as the drainage that occurs ... -
Super-Convergent Finite Elements For Analysis Of Higher Order Laminated Composite Beams
(2009-08-12)Advances in the design and manufacturing technologies have greatly enhanced the utility of fiber reinforced composite materials in aircraft, helicopter and space- craft structural components. The special characteristics ... -
Shock Tunnel Investigations On Hypersonic Separated Flows
(2009-08-11)Knowledge of flow separation is very essential for proper understanding of both external and internal aerothermodynamics of bodies. Because of unique flow features such as thick boundary layers, merged shock layers, strong ...