Makina Mühendisliği Bölümü Tez Koleksiyonu: Güncel gönderi
Toplam kayıt 184, listelenen: 21-40
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PARAMETRIC DESIGN ANALYSIS OF HYBRID RHEX ROBOT
(Fen Bilimleri Enstitüsü, 2024)In recent years, the use of unmanned autonomous wheeled, tracked or insect-legged unmanned ground vehicles has become increasingly widespread, and studies on the development of these ground vehicles are increasingly carried ... -
Occupant Protection By Seats At High Speed Impacts
(Fen Bilimleri Enstitüsü, 2024)Recent advances in autonomous cars promise that we will be able to have these cars in the near future. However, one of the advantages we expect these cars to offer us is the option of positioning the passengers in the car ... -
Aerodynamic Heating Prediction Tool For Generic Geometries in Aerospace Applications
(Fen Bilimleri Enstitüsü, 2024)In the preliminary design phase of supersonic aircraft, rapid iteration and evaluation of aerodynamic characteristics are considered crucial. To streamline this process and reduce dependence on time-consuming CFD analyses, ... -
Fault Tolerant Sliding Mode Control on Communication Satellite Using Chemical Propulsion
(Fen Bilimleri Enstitüsü, 2024-06)This thesis presents the design and implementation of a fault-tolerant sliding mode control (FTSMC) system for communication satellites using chemical propulsion. The research addresses the need for robust and reliable ... -
Experimental and Numerical Investigation of Spouted Bed Solar Receivers
(Fen Bilimleri Enstitüsü, 2024)In this thesis, spouted bed solar receivers were investigated in both experimental and numerical methods. One of the emerging applications of spouted beds is its utilization as a thermal energy storage unit in concentrated ... -
Design of a Rotary Union For Coolant Transfer to Radar System
(Fen Bilimleri Enstitüsü, 2023)In this thesis, a rotary joint for cooling fluid transfer to the radar system is developed. The design and analysis to meet the specified technical requirements were verified by tests. In dynamic sealing tests, the sealing, ... -
Investigation of Transition Flow Over S809 Airfoil Using Infrared Thermography and Numerical Methods
(Fen Bilimleri Enstitüsü, 2023-06)This thesis presents the results of an experimental and numerical study that investigates the detection of boundary layer transitional flow using infrared thermography and Computational Fluid Dynamics analysis. The ... -
Thermal Behavior and Performance of Lithium-ion Batteries at Low Temperatures
(Fen Bilimleri Enstitüsü, 2023)In this thesis, the performance and thermal behavior of a commercial lithium-ion battery were investigated experimentally at low temperatures. Identical batteries are subjected to 0.5C and 1.0C charge-discharge at three ... -
Design and Manufacturing of A Dryer Using Waste Heat From A Household Refrigerator
(Fen Bilimleri Enstitüsü, 2023)In this thesis, the dual use of a heat pump is examined in order to avoid waste of energy and reduce the equipment, volume, and cost used for both cooling food and drying clothes. Energy efficiency in household appliances ... -
Investigation of Performance of Proton Exchange Membrane Electrolysis With Photovoltaic Systems
(Fen Bilimleri Enstitüsü, 2023)Attention towards green hydrogen production has recently risen due to global warming and energy dependency concerns. Green hydrogen production relies on renewable energy sources to generate hydrogen for various applications, ... -
Nonlinear Finite Element Analyses on the Bolt Bending Deformation
(Fen Bilimleri Enstitüsü, 2024)Joining and assembly processes in mechanical design are performed by using permanent or non-permanent methods. Among the non-permanent techniques, threaded fasteners are commonly used mechanical components providing ... -
Numerical Analysis of Hydrodynamic Ram Phenomenon in Fighter Aircraft Fuel Tanks
(Fen Bilimleri Enstitüsü, 2023-09)When a high-velocity particle hits a liquid-filled chamber, it penetrates the chamber and transfers its kinetic energy to the liquid. Liquid moving in the chamber and high-energy shock waves propagating in the liquid can ... -
Finite Element Analysis of Beam-to-Beam Eccentric End Plate Connections
(Fen Bilimleri Enstitüsü, 2023-07-10)This study presents a broad investigation on eccentric end plates used for beam-to-beam connections by utilizing finite element analysis. This investigation is based on previous experimental work on beam-to-beam connections ... -
A Tuned Mass Damper Design Based on Eddy Current Damping
(Fen Bilimleri Enstitüsü, 2023)All dynamic structures encounter vibration during their operation. A structure experiences the vibration load in an amplified manner at structure’s natural frequencies. If the amplitude of vibration load is high enough, ... -
Weight Reduction and Material Characterization in A Part Used in Aviation Applications Produced by Additive Manufacturing Method
(Fen Bilimleri Enstitüsü, 2023)Optimizing design in the aviation sector without altering load paths, achieving fuel savings through weight reduction, reducing carbon footprint, and gaining high maneuverability for aircraft through such improvements ... -
Immersed Boundary Method for Rotorcraft Aerodynamics Using OpenFOAM
(Fen Bilimleri Enstitüsü, 2022)The rotorcraft CFD literature review showed that efficient, easy to apply, and computationally less expensive methods are still a need for the design and performance predictions of rotorcraft. Immersed Boundary Method ... -
A Novel Constant Force Compliant Gripper Design
(Fen Bilimleri Enstitüsü, 2023-04)The aim of this thesis is to design a novel constant-force compliant gripper mechanism. The design is a monolithic holding mechanism which is fixed on one side and free on the gripper side. The mechanism has four compliant ... -
Sensitivity Analysis of Material Parameters on the Micro-Scale Stress Distribution in Fiber Reinforced Composites
(Fen Bilimleri Enstitüsü, 2023)Knowing the mechanical behavior of fiber-reinforced composites are important since unidirectional (UD) composite materials have been widely used in many industries. Different methods in macro-scale and micro-scale have ... -
Handling Quality Oriented Fault Tolerant Longitudinal Flight Control Algorithm Design For A Jet Trainer Aircraft
(Fen Bilimleri Enstitüsü, 2023)In the scope of the thesis an alternative longitudinal flight control algorithm, which satisfies predefined stability and performance requirements, in case of a specific fault is aimed for a jet trainer aircraft. Base ... -
Crack Propagation During Actuation Cycles of The Nitihf High Temperature Shape Memory Alloys
(Fen Bilimleri Enstitüsü, 2023)Shape Memory Alloys (SMAs) are very special materials with their distinctive ability to recover their shape change by phase transformation via mechanical and/or thermal stimulations. When the alloy heated above a certain ...
