Civil Engineering (CiE): Recent submissions
Now showing items 321-340 of 346
-
Grey Optimization For Uncertainty Modeling In Water Resources Systems
(2009-07-08)In this study, methodologies for modeling grey uncertainty in water resources systems are developed, specifically for the problems in two identified areas in water resources: waste load allocation in streams and floodplain ... -
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 ... -
Strength And Deformation Behaviour Of Jointed Rocks : An Equivalent Continuum Model
(2009-06-30)Most rock masses encountered in civil and mining engineering projects contain pre-existing discontinuities. These discontinuities weaken the rock masses to an extent, which depends very much on the size of engineering ... -
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 ... -
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 ... -
Stochastic Analysis Of Flow And Solute Transport In Heterogeneous Porous Media Using Perturbation Approach
(2009-04-16)Analysis of flow and solute transport problem in porous media are affected by uncertainty inbuilt both in boundary conditions and spatial variability in system parameters. The experimental investigation reveals that the ... -
Studies On Shear Bond Strength - Masonry Compressive Strength Relationship And Finite Element Model For Prediction Of Masonry Compressive Strength
(2009-04-16)Masonry is a layered composite consisting of mortar and the masonry unit. Perfect bond between the masonry unit and the mortar is essential for the masonry to perform as one single entity in order to resist the stresses ... -
Influence Of Osmotic Suction On The Swell And Compression Behaviour Of Compacted Expansive Clays
(2008-11-03)Total suction of unsaturated soils is contributed by matric and osmotic suctions. Matric suction arises from capillary actions in the soil structure and varies with changes in moisture content of the soil. Pore fluid ... -
Swarm Intelligence And Evolutionary Computation For Single And Multiobjective Optimization In Water Resource Systems
(2008-10-03)Most of the real world problems in water resources involve nonlinear formulations in their solution construction. Obtaining optimal solutions for large scale nonlinear optimization problems is always a challenging task. ... -
Geotechnical Behaviour Of Soil Containing Mixed Layered Illite-Smectite Contaminated With Caustic Alkali
(2008-01-29)The aim of the thesis has been to evaluate and understand the effect of caustic alkali solution of varying composition on the behaviour of expansive soil containing mixed layered minerals. Mixed layered minerals are formed ... -
Stability Numbers For Slopes With Associated And Non-Associated Flow Rule And Shake Table Liquefaction Studies
(2007-10-23)Based upon the upper bound limit analysis, the stability numbers have been developed for a two-layered soil slope both for an associated flow rule material and for a homogeneous slope with non-associated flow rule material. ... -
Structural Analysis And Forecasting Of Annual Rainfall Series In India
(Indian Institute of Science, 2007-03-15)The objective of the present study is to forecast annual rainfall taking into account the periodicities and structure of the stochastic component. This study has six Chapters. Chapter 1 presents introduction to the ... -
Influence Of Joint Compliance On The Behaviour Of Space Structures
(Indian Institute of Science, 2007-03-06)Space structures are inevitable while covering large spans. Space structures are skeletal structures, which are lighter for the same stiffness when compared with RCC roofs. Till now, space structures, like any other metal ... -
Numerical Modeling Of Jointed Rock Mass
(Indian Institute of Science, 2007-02-28)The behavior of jointed rock mass is very complex and is influenced by many factors such as location of joints, joint frequency, joint orientation and joint strength. A thorough review of literature on different aspects ... -
Engineering Behaviour Of Ash-Modified Soils Of Karnataka
(Indian Institute of Science, 2007-02-22)During a survey of black cotton soil zones of Karnataka, indigenously stabilized black cotton soil deposits were encountered in Belgaum, Bijapur, Bagalkot and Gadag Districts of Karnataka. These modified black cotton soils ... -
Two Dimensional Numerical Modelling Of Variably Saturated Flows
(Indian Institute of Science, 2007-02-21)The prediction of moisture and contaminant transport through unsaturated soil to ground water is becoming increasingly important in the fields of hydrology, agriculture and environmental engineering. Computer aided simulation ... -
Passive Earth Pressure Coefficients And There Applications In The Uplift Capacity Of Anchors
(Indian Institute of Science, 2006-10-13)The problem of passive earth pressure is one of the important topics in Geotechnical engineering. At attempt is made in this thesis to generate passive earth pressure coefficients for general c-Φ soils using logarithmic ... -
Vibration Analysis Of Structures Built Up Of Randomly Inhomogeneous Curved And Straight Beams Using Stochastic Dynamic Stiffness Matrix Method
(Indian Institute of Science, 2006-07-19)Uncertainties in load and system properties play a significant role in reliability analysis of vibrating structural systems. The subject of random vibrations has evolved over the last few decades to deal with uncertainties ... -
A Study On The Predictive Optimal Active Control Of Civil Engineering Structures
(Indian Institute of Science, 2006-07-18)Uncertainty involved in the safe and comfort design of the structures is a major concern of civil engineers. Traditionally, the uncertainty has been overcome by utilizing various and relatively large safety factors for ... -
Conjunctive And Multipurpose Operation Of Reservoirs Using Genetic Algorithms
(Indian Institute of Science, 2006-07-17)Optimal operation of reservoir systems is necessary for better utilizing the limited water resources and to justify the high capital investments associated with reservoir projects. However, finding optimal policies for ...