Civil Engineering (CiE): Recent submissions
Now showing items 301-320 of 348
-
Semi-active Control Of Earthquake Induced Vibrations In Structures Using MR Dampers : Algorithm Development, Experimental Verification And Benchmark Applications
(2010-08-16)As Civil Engineering structures, e.g., tall buildings, long span bridges, deep water offshore platforms, nuclear power plants, etc., have become more costly, complex and serve more critical functions, the consequences of ... -
Studies On The Evaluation Of Thermal Stress Intensity Factors For Bi-Material Interface Cracks
(2010-07-29)Components of turbines, combustion chambers, multi-layered electronic packaging structures and nuclear reactors are subjected to transient thermal loads during their service life. In the presence of a discontinuity like ... -
Reduced Order Modeling Of Stochastic Dynamic Systems
(2010-07-23)Uncertainties in both loading and structural characteristics can adversely affect the response and reliability of a structure. Parameter uncertainties in structural dynamics can arise due to several sources. These include ... -
Factors Affecting The Static And Dynamic Response Of Jointed Rock Masses
(2010-07-20)Infrastructure is developing at an extremely fast pace which includes construction of metros, underground storage places, railway bridges, caverns and tunnels. Very often these structures are found in or on the rock masses. ... -
Fracture Characteristics Of Self Consolidating Concrete
(2010-07-16)Self-consolidating concrete (SCC) has wide use for placement in congested reinforced concrete structures in recent years. SCC represents one of the most outstanding advances in concrete technology during the last two ... -
Remedial Measures For Alkali Induced Heave In Soils
(2010-07-15)Sub-surface soil pollution by various processes with high concentration of contaminants can significantly alter geotechnical properties of soils causing unexpected failures of structures founded on them. The changes can ... -
Mechanism And Control Of Sulphuric Acid Induced Heave in Soils
(2010-07-12)The escalating pollution of the environment has been one of the greatest concerns of science in recent years. Industrial advances in agriculture, expansion of chemical industries and a general change in lifestyle all over ... -
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. ... -
Tip Resistance Of A Miniature Cone Penetrometer Using Triaxial Apparatus For Clean And Silty Sand
(2010-06-09)The static cone penetration tests are quite extensively used for carrying out in-situ geotechnical investigations both for onshore and offshore sites especially where the soil mass is expected to comprise of either soft ... -
Site Characterization And Seismic Hazard Analysis With Local Site Effects For Microzonation Of Bangalore
(2010-05-25)Seismic hazard and microzonation of cities enable to characterize the potential seismic areas that need to be taken into account when designing new structures or retrofitting the existing ones. Study of seismic hazard and ... -
Improved Numerical And Numeric-Analytic Schemes In Nonlinear Dynamics And Systems With Finite Rotations
(2010-04-13)This thesis deals with different computational techniques related to some classes of nonlinear response regimes of engineering interest. The work is mainly divided into two parts. In the first part different numeric-analytic ... -
Stochastic Simulation Of Daily Rainfall Data Using Matched Block Bootstrap
(2010-04-13)Characterizing the uncertainty in rainfall using stochastic models has been a challenging area of research in the field of operational hydrology for about half a century. Simulated sequences drawn from such models find use ... -
Comprehensine Studies Of Surface Aeration Systems
(2010-04-12)Dissolved oxygen refers to the mass of oxygen that is contained in water. The concentration of dissolved oxygen is an important indicator of the environments water quality. The presence of oxygen in water is desirable ... -
Studies On Compacted Stabilised Fly Ash Mixtures And Fly Ash Bricks For Masonry
(2010-04-12)Fly ash is a waste product from thermal power plants where pulverised coal is used for the generation of electricity. Fly ash is being utilised in the blended cements, additive for concrete and manufacturing of concrete ... -
Dynamic State Estimation Techniques For Identification Of Parameters Of Finite Element Structural Models
(2010-04-12)The thesis outlines the development and application of a few novel dynamic state estimation based methods for estimation of parameters of vibrating engineering structures. The study investigates strategies for data fusion ... -
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 ... -
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 ... -
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 ... -
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. ... -
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 ...