Browsing Makina Mühendisliği Bölümü Tez Koleksiyonu by Issue Date
Now showing items 21-40 of 160
-
Esnek Uzaysal Mekanizmaların Tasarımı ve Sonlu Elemanlar Yöntemi ile Analizi
(Fen Bilimleri Enstitüsü, 2014)Compliant mechanisms have recently been come into prominence and have been used very often in practical applications owing to their various advantages. Nevertheless there are very few studies and data in the literature ... -
Hareketli Robotların Kinematik Değişkenlerinin Tahmin Edilmesi İçin Test Platform Tasarımı
(Fen Bilimleri Enstitüsü, 2014)Research on mobile requires that one has knowledge on motor, sensor, and mechanic, perceptual and cognitive topics. It is evident that robotics research is an interdisciplinary field. Researchers who works on robotic problem ... -
Design and Manufacturing of a New Type Monorail Crane, Moving on Both Hoiızontal and Angular Rails Also Climbing on Vertıcal Rails, by Using Finite Element Analysis
(Fen Bilimleri Enstitüsü, 2014)This study has been prepared in cooperation University and Industry, 1505, with the support of TUBITAK. The reason why this project is needed, because buildings having curvilinear geometries is required to design a ... -
Uzay Uygulamalarında Kullanılan Kompozit Sargılı Basınçlı Bir Tankın Yapısal Tasarımı ve Analizi
(Fen Bilimleri Enstitüsü, 2014)In this thesis, structural design and analysis of a composite overwrapped pressure vessel (COPV) used in satellite propulsion system is presented. The aim is also design a composite tank lighter than all-metal fuel tanks ... -
Modelling of Thermal and Water Management in Automotive Polymer Electrolyte Membrane Fuel Cell Systems
(Fen Bilimleri Enstitüsü, 2014)Proton electrolyte membrane fuel cells (PEMFC) are promising power sources for automotive applications because of their high power density, low operation temperature (between 60℃ - 80℃), and lower environmental pollution. ... -
M1 Sınıfında Elektrikli Spor Bir Aracın Gövdesinin Tasarımı ve Üretimi
(Fen Bilimleri Enstitüsü, 2014)In this thesis, design and manufacturing philosophy of the body of EVT S1 electric prototype vehicle, designed and manufactured by EVT Motor Otomotiv San. Tic. A.Ş., is introduced. This body has a relatively simpler structure ... -
Niti Şekil Bellekli Alaşımların Süperelastik Özelliklerinin Termo-Mekanik İşlemlerle İyileştirilmesi
(Fen Bilimleri Enstitüsü, 2015)Nickel-rich (%50.7.at.) Nickel-Titanium Shape Memory Alloys which were commercially obtained from two different suppliers have been subjected to thermo-mechanical processing for one hour via aging under stress at 450°C ... -
Piezoelektrik Tahrikli Doğrusal Hareket Mekanizma Tasarımı
(Fen Bilimleri Enstitüsü, 2015)This thesis aims to design a linear motor which can move at nanometer range. The linear motor that is made up of piezoelectrical materials works according to the principal of slip-stick. This thesis examines performance ... -
Fonksiyonel Derecelendirilmiş Malzemeden (Fdm) Yapılmış Kabukların Farklı Sınır Koşulları Altındaki Dinamik Davranışlarının Sonlu Elemanlar Analizi Kullanarak Hesaplanması
(Fen Bilimleri Enstitüsü, 2015)Functionally graded materials (FGM) are multifunctional composite materials whose mechanical properties vary smoothly and continuously from one side to the other. Due this continuous change in composition of the constituent ... -
C67 Yay Çeliklerinin Deformasyon Karakteristiklerinin Yüksek Gerinimlere Kadar Belirlenmesi ve Sac Rulman Bileziği Şekillendirme Adımlarının Sonlu Elemanlar Yöntemi ile Analizi
(Fen Bilimleri Enstitüsü, 2015)Sheet steels used for special ball bearing rings have not only different chemical compositions than standard ball bearing steels but also have to be subjected to different manufacturing techniques in order to achieve ... -
Akış Problemleri İçin Lattice Boltzmann Yöntemi ve Uygulamaları
(Fen Bilimleri Enstitüsü, 2015)Linear flow problems, which have straightforward analytical solutions, occupy aquite restricted and theoretical place in Fluid Mechanics. Majority of real-lifeproblems are usually non-linear and they contain complex boundary ... -
Fatigue and Crack Propagation Analysis of a 11000 Shp Turboprop Engine Front Bearing Structure and Validation
(Fen Bilimleri Enstitüsü, 2015)All the components on a gas turbine should meet the requirements defined by the responsible associations. The front bearing structure which is assigned to be on the main load path of the engine has low cycle fatigue ... -
Geniş Bantlı ve Düşük Frekanslı Mekanik Titreşimler için Esnek Piezoelektrik Enerji Hasadı Sistemi Tasarımı ve Üretimi
(Fen Bilimleri Enstitüsü, 2015-10-13)ABSTRACT DESIGN AND FABRICATION OF A FLEXIBLE PIEZOELECTRIC ENERGY HARVESTING SYSTEM FOR BROADBAND AND LOW-FREQUENCY MECHANICAL VIBRATIONS Hasan Göksenin ÇETİN Master of Science, Department of Mechanical Engineering ... -
Thermal Modeling of Lithium Ion Batteries
(Fen Bilimleri Enstitüsü, 2017)In this study, a 3-D computational fluid dynamics model (based on ANSYS Fluent 14.5 CFD program) was developed along with a problem specific experimental procedure for investigating the thermal behavior of lithium ion ... -
REDUCTION OF TRANSVERSE VIBRATION OF A SERPENTINE BELT SYSTEM: MODEL PREDICTIVE CONTROL OF A BELT TENSIONER
(Fen Bilimleri Enstitüsü, 2017)The serpentine belt systems are widely used in today’s automotive industry. The preference of serpentine belts in the market over the traditional belts due to the advantages such as consuming less space in the engine ... -
Mobil Platform Sabitlendirici Ayaklarının Statik, Dinamik Ve Yorulma Analizlerinin Sonlu Elemanlar Simülasyonu
(Fen Bilimleri Enstitüsü, 2017)Stabilizer legs in mobile platforms are being used in many different fields. They take two tasks at the same time; load carrying and mobile platform immobilization when needed. In transport industry, they fix the elevator ... -
LİNEER OLMAYAN SONLU ELEMANLAR MODELİ KULLANILARAK JANT İÇİ ELEKTRİK MOTORUNUN MEKANİK VE YORULMA ANALİZİNİN YAPILMASI
(Fen Bilimleri Enstitüsü, 2017-04-19)While the need for fossil fuels has increased dramatically in recent years due to the growing number of vehicles with increased population and the reduction of fossil fuel resources. Thus, this has been a serious problem ... -
Determination of Stress Vs. Temperature Phase Diagram Of Niti Shape Memory Alloys With Different Porosity Levels
(Fen Bilimleri Enstitüsü, 2018)Having many superior properties compared to conventional materials, shape memory alloys (SMAs) have been studied and used in many engineering applications over the last four decades. As one of the commonly used SMAs, NiTi ... -
Fin Optimization In A Flow Field Induced By Piezoelectric Fan
(Fen Bilimleri Enstitüsü, 2018)In recent years, piezoelectric fans have been investigated for forced convection heat transfer applications as an alternative to conventional fans. Basically, it consists of a piezoelectric and a non-piezoelectric patch. ... -
Broş Kesici Takımların Dizaynı İçin Dişli Açma Simülasyonu
(Fen Bilimleri Enstitüsü, 2018)In this thesis study; it aims at broaching cutting tool design and manufacturing, which simulate of gear cutting with ANSYS and LS-DYNA software (with Finite Element Analysis) used broaching method. Broaching, is the ...