Division of Mechanical Sciences: Recent submissions

Now showing items 1901-1920 of 1945

    • Conjunctive And Multipurpose Operation Of Reservoirs Using Genetic Algorithms 

      Seetha Ram, Katakam V (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 ...

    • Study And Design Of Two-Thirds Power Weir 

      Reddy, K Ranga (Indian Institute of Science, 2006-07-17)
      This thesis is devoted to the study and designs of two important proportional weirs having the discharge-head characteristics of Q α H 2/3 In the first design a geometrically simple weir in the form of a rectangular weir ...

    • Collapse Behaviour Of Red Soils Of Bangalore District 

      Revanasiddappa, K (Indian Institute of Science, 2006-07-17)
      Collapse phenomenon is exhibited by two types of residual soils. The first category of collapsing residual soils is believed to be transported soils that have undergone post-depositional pedogenesis. The second category ...

    • Stabilisation Of Black Cotton Soil By Lime Piles 

      Venkata Swamy, B (Indian Institute of Science, 2006-07-07)
      Modification of black cotton soils by chemical admixtures is a common method for stabilizing the swell-shrink tendency of expansive soils. Advantages of chemical stabilization are that they reduce the swell-shrink tendency ...

    • Analysis Of Solute Transport In Porous Media For Nonreactive And Sorbing Solutes Using Hybrid FCT Model 

      Srinivasan, C (Indian Institute of Science, 2006-07-06)
      The thesis deals with the numerical modeling of nonreactive and nonlinearly sorbing solutes in groundwater and analysis of the effect of heterogeneity resulting from spatial variation of physical and chemical parameters ...

    • Prediction Of Engineering Properties Of Fine-Grained Soils From Their Index Properties 

      Nagaraj, H B (Indian Institute of Science, 2006-04-27)
      Prediction as a tool in engineering has been used in taking right judgement in many of the professional activities. This being the fact, the role and significance of prediction in geotechnical practice needs no emphasis. ...

    • Numerical Analysis Of Large Size Horizontal Strip Anchors 

      Krishna, Y S R (Indian Institute of Science, 2006-03-23)
      Structures like transmission towers, tele-communication masts, dry-docks, tall chimneys, tunnels and burried pipelines under water etc are subjected to considerable uplift forces. The net effect of external loading on the ...

    • Modeling Constitutive Behavior And Hot Rolling Of Steels 

      Phaniraj, M P (Indian Institute of Science, 2006-03-17)
      Constitutive behavior models for steels are typically semi-empirical, however recently neural network is also being used. Existing neural network models are highly complex with a large network structure i.e. the number ...

    • Symmetry-Breaking Transitions In Equilibrium Shapes Of Coherent Precipitates 

      Sankarasubramanian, R (Indian Institute of Science, 2005-12-22)
      We present a general approach for determining the equilibrium shape of isolated, coherent, misfitting particles by minimizing the sum of elastic and interfacial energies using a synthesis of finite element and optimization ...

    • Study Of Friction And Wear Behaviour Of Nano-Embedded Aluminium Alloys 

      Bhattacharya, Victoria (Indian Institute of Science, 2005-12-22)
      In general, the bearing alloys have two types of microstructure i.e., either a soft matrix with discrete hard particles or a continuous matrix of the harder metal with small amount of the softer metal finely dispersed in ...

    • Studies On Corrosion Of Some Structural Materials In Deep Sea Environment 

      Venkatesan, R (Indian Institute of Science, 2005-12-22)
      Efficient exploitation and conservation of the oceans poses great technological challenges for scientists and engineers who must develop materials, structures and equipment for use in harsh environment of the oceans. For ...

    • Studies On Bio-Oxidation A Refractory Gold Containing Sulphidic Concentrate With Respect To Optimization And Modeling 

      Chandraprabha, M N (Indian Institute of Science, 2005-12-22)
      Although bacterial leaching of sulphidic minerals is a well-known phenomenon, it is only in the last ten years that full-scale bacterial leaching plants have been commissioned for gold processing. In order for bacterial ...

    • Metastable Phases In Mg-Based Alloys 

      Subramaniam, Anandh (Indian Institute of Science, 2005-12-22)
      Mg-based alloys form a variety of interesting structures including stable and metastable crystalline, stable and metastable quasicrystalline, nanocrystalline and amorphous phases. Many of these phases can be made to coexist ...

    • Mean Field Study Of Point Defects In B2-NiAl 

      Gururajan, M P (Indian Institute of Science, 2005-12-22)
      Point defects control many properties of technological importance in intermetallic compounds such as atomic diffusion, creep, hardness, mechanical properties and sintering. Farther, since intermetallic compounds are ...

    • Cold Model Study Of Formation And Breaking Of Raceway 

      Sastry, Ghatty S S R K (Indian Institute of Science, 2005-12-22)
      The raceway in the ironmaking blast furnace is a void in front of the hot blast tuyeres where coke and supplementary fuel burn to supply heat to the ironmaking process. The air velocity through the tuyeres is high (around ...

    • Processing And Characterization Of B4C Particle Reinforced Al-5%Mg Alloy Matrix Composites 

      Khan, Kirity Bhusan (Indian Institute of Science, 2005-12-22)
      Metal matrix composites (MMCs) are emerging as advanced engineering materials for application in aerospace, defence, automotive and consumer industries (sports goods etc.). In MMCs, a metallic base material is reinforced ...

    • Processing And Characterisation Of Bulk Al2 O3 p /AIN-Al Composites By Pressureless Infiltration 

      Swaminathan, S (Indian Institute of Science, 2005-12-22)
      Al-Mg alloys were infiltrated into porous alumina preforms at temperatures greater than 950°C where significant amount of nitride forms in the matrix. The present work aims to obtain a process window for growing A1N rich ...

    • Processing And High Temperature Deformation Of Pure And Magnesia Doped Alumina 

      Swaroop, N R Sathya (Indian Institute of Science, 2005-12-22)
      Creep resistance is an important design criterion at high temperatures especially when continuous attempts are made to increase the efficiencies by increasing the operating temperatures. Alumina is an important high ...

    • Studies On Biodegradation Of Organic Flotation Collectors Using Bacillus polymyxa 

      Chockalingam, Evvie (Indian Institute of Science, 2005-12-22)
      Numerous organic reagents of diverse structural composition are employed in the froth flotation process for the beneficiation of non-metallic and sulphide ores. Alkyl xanthates are used as collectors for sulphide ores while ...

    • Processing, Characterization And Evaluation Of A Functionally Graded Ai - 4.6% Cu Alloy 

      Sivakumar, V (Indian Institute of Science, 2005-12-22)
      In some applications the stress across the entire cross-section of a component is not uniform but varies with position. For example, maximum shear stress is highest at the inner surface of a thick-walled cylinder subjected ...