Boğaziçi Üniversitesi Tezleri: Recent submissions

  • Computer models for estimating the performance of a given axial-flow gas turbine stage and for optimizing the efficiency 
    Kadıpaşaoğlu, A. Kamuran. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 1984., 1984.)
    The present thesis involves the study of the aerodynamic performance of an axial-flow gas turbine stage. Existing studies have been reviewed and based on the most developed perfomance evaluation and efficiency optimization ...
  • Scattering of acoustic waves by cylinders with arbitrary cross sections t-matrix formulation 
    Güngör, Bora. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 1984., 1984.)
    In this work, the scattering of steady-state acoustic waves from arbitrarily shaped obstacles in an infinite medium is studied using the T-matrix method. The problem is examined for the two dimensional case where the ...
  • Effects of low-frequency vibration on mechanical properties and microstructure of aluminium eutectics 
    Baybalı, Süheyl. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 1984., 1984.)
    In this study, the effects of low-frequency vibration on mechanical properties and microstructure of aluminium eutectics, Al-% 33 Cu, Al-% 12.6 Si, Al-% 5.7 Ni, were investigated. A brief rewiev of the eutectic solidifying ...
  • The forced vibrational response of an elastic rectangular parallelepiped 
    Alp, Ali. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 1984., 1984.)
    This work presents the analysis of the forced vibrational response of an elastic rectangular parallelepiped. Normal mode solutions were obtained for the following boundary conditions: 1. Six rigid-lubricated faces, 2. ...
  • Numerical analysis of two dimensional incompressible laminar and turbulent boundary layers 
    Agaik, Şahnur. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 1984., 1984.)
    The present study deals with the numerical solution of steady, two dimensional, incompressible, laminar and turbulent boundary layers. Existing numerical methods have been reviewed and a solution method is constructed which ...
  • A study on the optimum design charecteristics of compact heat-exchangers used in aircraft air-conditioning systems 
    Semerciyan, Mikayel. (Thesis (M.S.)- Robert College. Faculty of Graduate School of Engineering, 1961., 1961.)
  • Transverse vibration of beams application of a modified theory 
    Avcı, Ahmet. (Thesis (M.S.)- Bogazici University. Institute for Graduate Studies in Science and Engineering, 1984., 1984.)
    In the analysis of transverse vibration of beams the classical Euler-Bernoulli theory is insufficient to describe the behaviour of the beam in the higher modes. Including the effect of rotary inertia and shear deflection ...
  • A study of manipulator dynamics and control 
    Akmehmet, Asaf. (Thesis (M.S.)- Bogazici University. Institute for Graduate Studies in Science and Engineering, 1984., 1984.)
    In this work, the dynamics and control of a manipulator arm are investigated. Two different forms of the dynamic model of an n degree of freedom manipulator are studied and general computer oriented algorithms are developed ...
  • Fatigue crack growth prediction and analysis 
    Akyürek, Turgut. (Thesis (M.S.)- Bogazici University. Institute for Graduate Studies in Science and Engineering, 1984., 1984.)
    In this thesis, A computer program predicting the fatigue life of the specimens subjected to randomized black loading is prepared. A detailed description of fatigue crack growth and predictive models are reviewed. The ...
  • Numerical analysis of film cooling 
    Taştekin, Ömer. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 1983., 1983.)
    A numurical model is developed to investigate film cooling in compressible laminar boundary layer flows. This model is applied to the first stagi stator blade of a transonic gas turbine. As a prelude study, film cooling ...
  • Fracture characterization of gray cast iron 
    Kurdaş, Osman. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 1983., 1983.)
    The aim of this study is to investigate various fracture properties of gray cast iron and thus to gain an insight of it's behaviour and reliability under conditions where there is a risk of brittle fracture or fatigue ...
  • Fatigue crack initiation in 2024-T3 aluminium alloy 
    Sarımustafa, Ali. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 1983., 1983.)
    In this thesis "Fatigue-crack initiation in 2024-T3 aluminium alloy was investigated using experimental methods with compact tension specimens having various notch root radius. The root radii are varied from 0.04 to 2.5 ...
  • Fatigue crack propagation under variable amplitude loading 
    Kaya, Sami. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 1983., 1983.)
    In this thesis, the use of crack growth rate data and analytical retardation models in predicting crack growth under variable amplitude loading is reviewed. The effective stress model developed by willenborg, et al. is ...
  • Incubation time in the stress corrosion cracking of a low carbon steel, a fracture mechanics approach using the J integral parameter 
    Koru, Adnan S. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 1983., 1983.)
    The inoubation period assooiated with the advanoe of a stress oorrosion crack in a low carbon steel exposed to sulphuric acid is investigated. Fatigue pre-cracked Cantilever Beam Specimens are tested in accordance with ...
  • Calculation of stress intensity factor in an orthotropic strip and plate using stress fields of edge dislocations 
    Gürer, Timuçin. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 1983., 1983.)
    In this study the general elastostatic problem for an orthotropic strip containing cracks perpendicular to its boundaries is considered. Appropriate superposition of stress field solutions of edge dislocations together ...
  • Calculation of solid particle erosion in a multistage turbine 
    Erten, Mustafa. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 1983., 1983.)
    This thesis presents a computer package developed to calculate the blade erosion rates in multistage turbines that use particle-laden hot expansion gases. This package is an extension of the single-stage erosion code ...
  • Primary and secondary dendrite arm spacing in unidirectionally solidified Al-2%Cu 
    Gürer, S. Müge. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 1983., 1983.)
    In this study unidirectionally controlled solidification of AI-2%Cu alloy and the resulting dendritic morphology is investigated. First general information is given on given on solidificatior, then dendritic growth is ...
  • Balancing of multi-cylinder internal combustion engines 
    Pehlivan, Ararat. (Thesis (M.S.)- Robert College. Faculty of Graduate School of Engineering, 1961., 1961.)
  • Transient responses of a thick-walled layered spherical shell by the ray theory 
    Derebeyoğlu, Sencan. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 1983., 1983.)
    In this work, the transient response of a thick-walled layered spherical shell subjected to radially symmetric loadings is studied using the ray theory. Normal mode solution in the Fourier transform space is expanded into ...
  • The dynamic stability of an elastic column with a tip mass subject to parametric excitation 
    Uyar, Ergun. (Thesis (M.S.) - Bogazici University. Institute for Graduate Studies in Science and Engineering, 1982., 1982.)

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