Makina Mühendisliği Bölümü Tez Koleksiyonu: Recent submissions
Now showing items 41-60 of 179
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Resıstance Spot Weldıng Of Ultra Hıgh Strength Steel Sheets Wıth Alumınum Materıals
(Fen Bilimleri Enstitüsü, 2023-01-24)This thesis aims to examine the joining of steel sheets with a yield strength of up to 1500MPa and aluminum materials by using resistance spot welding (RSW). Effect of electrode geometry and its combinations on the quality ... -
Hydrodynamic Optimization of the Submarine with a Fully Parametric CAD Model
(Fen Bilimleri Enstitüsü, 2023-02)This study was conducted to compare the performance of four different optimization studies that can be done to reduce the drag force that a submarine is exposed to in fully submerged conditions. The submarine used in the ... -
Effect of Hot Extrusion, Annealing and Warm Rolling on the Functional Fatigue Behaviors of Nitihf High Temperature Shape Memory Alloys
(Fen Bilimleri Enstitüsü, 2023)High temperature shape memory alloys (HTSMAs) have a wide range of application in aerospace, automotive and petroleum industries as high temperature actuators. NiTiHf HTSMAs are the most potential alloys compared to the ... -
Investigation of Bending Characteristic of 5XXX – Series Aluminum Alloys
(Fen Bilimleri Enstitüsü, 2023)In this study, strains and fraction formation which occur in the parts was examined by creating a bending simulation in the MSC.Marc finite element analysis program for En AW-5083-H321 series of aluminium which are more ... -
Design and Testıng of A Novel Intervention Configuration For the Lane Keepıng System For Vehıcles
(Fen Bilimleri Enstitüsü, 2023-01-30)This study presents a novel intervention configuration for lane keeping assistance system. The goal of the new configuration is to increase the robustness of the lateral control of the vehicle by utilizing the force potential ... -
Broadband and High Frequency Piezoelectric Energy Harvesting System With Curved Panels For Passive Vibration Isolator
(Fen Bilimleri Enstitüsü, 2023-02-01)In military aircrafts, random vibration occurs with high amplitude in broad frequency spectrum. High vibration profiles, which affecting electronic units, can cause fatigue over time and damage mechanics and electronic ... -
Dynamic Characterisation of Human Neck For Impact Applications
(Fen Bilimleri Enstitüsü, 2023)The neck is the part of the spine and has highest risk of injury in traffic accidents. Neck trauma can occur in several types of collisions, but rear-end collisions have the highest risk of trauma. Human neck models are ... -
Investigation of Ballistic Performance of Ceramic Armors With Tests and Analysis Which Contains Multilayer Ceramic Tiles
(Fen Bilimleri Enstitüsü, 2023)Ceramic armors have been developed to provide high ballistic protection with low density. Ceramic armors consist of three basic components, these are: the ceramic tile, the ductile backing plate, and the adhesive to bond ... -
Robust Autolanding System Design for a Combat Aircraft on the Ground
(Fen Bilimleri Enstitüsü, 2023-02-01)Within the scope of this thesis, a 6-degree-of-freedom model of a combat aircraft is created. Apart from the flight dynamics, landing gear dynamics on the ground are also modeled. After that, a robust autolanding system ... -
Analysis and Modeling of A Naturally Fragmenting Warhead
(Fen Bilimleri Enstitüsü, 2023)A naturally fragmenting 81mm mortar round's effectiveness was investigated. During this investigation sustainable new methods were tried. The fragmentation of the round by explosives were examined by tests, modelled ... -
Experimental Modelling of Resistance Spot Welding of Advanced High Strength Steels
(Fen Bilimleri Enstitüsü, 2023)The use of advanced high strength steels (AHSS) is becoming more dominant in the automotive industry due to the excellent balance of strength and lightness of these steels. Although the use of AHSS metals is increasing, ... -
Investigation of Micro-Scale Stress Distributions and Concentrations In Hybrid Fiber-Reinforced Composites
(Fen Bilimleri Enstitüsü, 2023-01)Hybrid composite materials are a specialized version of composite materials that constitute at least two different fiber materials. Hybrid composites are promising materials for various engineering applications. These ... -
Kinematic Design and Analysis of Munition Ejector Release Unit
(Fen Bilimleri Enstitüsü, 2023)In this study; design, analysis and optimizations will be done to open the hanger handles at fixed intervals on the ammunition attached to a release mechanism. The hook arms are held by the mechanism and release the hook ... -
Impeller Burst Analysis and Validation
(Fen Bilimleri Enstitüsü, 2022-12-15)The rotating parts in gas turbines are expected to operate safely under different loads, such as high centrifugation, temperature, and pressure. Due to the high centrifugal forces generated at high rotational speeds, ... -
Determining Critical Notch Size in Missile Launch Tube Front Cover for Separation in Specified Direction
(Fen Bilimleri Enstitüsü, 2023-04)Under a specific loading condition, the canister front cover must fracture in a predetermined direction upon impact from the missile radome. To prevent the broken pieces from come into contact with on the missile body, ... -
Modelling and Analysis of Legged Robots with Temporary Flight Capabilities
(Fen Bilimleri Enstitüsü, 2022)The high obstacle-crossing potential of legged robots has made them a widely studied subject. However, the obstacles that can be overcome are generally proportional to the length of the legs. And any study, that states a ... -
An Investigation of Compatibility For The Passenger Car Fleet In Head-On Frontal Collisions
(Fen Bilimleri Enstitüsü, 2022)Vehicle crash safety is an important field in vehicle design. There are customer-oriented or regulatory vehicle crash tests made to measure the crash safety of vehicles. In the frontal crash tests conducted by the US ... -
Artificial Neural Network-Based Design Tool for the Horizontal Stabilizer of a Helicopter
(Fen Bilimleri Enstitüsü, 2022)Designing a helicopter is quite difficult and complex. Every decision made in the preliminary design phase seriously impacts the further design phases of a helicopter project. Therefore, it is vital to initially make the ... -
Intelligent Control of Refrigerators and Freezers
(Fen Bilimleri Enstitüsü, 2022-12)As the number of consumers has been growing and global warming continues to affect the environment, the refrigeration sector is becoming an increasingly important part of the global economy. Refrigeration products have ... -
Analysıs and Desıgn of A Constant Force Grıpper
(Fen Bilimleri Enstitüsü, 2022)Constant force mechanisms have significant advantages over conventional force control methods, especially in terms of cost and design complexity. In this thesis a novel constant force gripper mechanism is introduced. This ...
