Department of Mechanical Engineering, Thesis

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Thesis (2303)

Has File(s)
Yes (1654)
No (649)

Öztürk, Emre (3)
Aghazadeh, Reza (2)
Ak, Mehmet Ali (2)
Akdağ, Osman (2)
Akmeşe, Alper (2)

Mechanical engineering. (231)
Mechanical Engineering. (49)
Finite element method. (41)
Engineering and Technology (37)
Heat (30)

Date Issued
1961 - 1979 (394)
1980 - 1999 (751)
2000 - 2019 (1100)
2020 - 2022 (58)

Item Type
Master Thesis (2109)
Ph.D. Thesis (194)

Recent Submissions

Hypervelocity jet interaction with lightweight flyer plates
Deniz, Tansel; Akkök, Metin; Yıldırım, Raif Orhan; Department of Mechanical Engineering (2022-1-20)
Explosive Reactive Armor (ERA) is an efficient way of defeating threats with shaped charge warheads. It comprises an explosive layer between two steel plates. In the typical arrangement, cassettes are placed in obliquity t...
Sonat, Emine Evren; Özerinç, Sezer; Department of Mechanical Engineering (2021-12-10)
Carbon fiber reinforced polymer (CFRP) composites are increasingly used in the aerospace industry due to their high specific strength compared to conventional metallic materials. However, a significant shortcoming of these...
Sustainable carbon constrained energy generation perspectives
Çubukçu, Nilay; Tarı, İlker; Department of Mechanical Engineering (2021-12-07)
There is a consensus that climate change, which is about to become a major disaster for humankind, is largely due to anthropogenic activities. Greenhouse gases (dominated by CO2) emissions play a dominant role there. Major...
Beşcan, Batuhan; Azgın, Kıvanç; Department of Mechanical Engineering (2021-12-7)
This thesis presents the design, fabrication, and test steps of a gyroscope that can perform the maytagging and carouseling without the need for a rotary platform. The sensor has two orthogonal, decoupled, and identical dr...
An algorithm for designing nonlinear springs, or nonlinear dampers, using a mechanical force generator and its application to an aircraft landing gear
Yıldız, Fatih; Soylu, Reşit; Department of Mechanical Engineering (2021-12-03)
The landing gear system is one of the most critical aircraft sub-systems that takes part in the landing, taxi and take-off phases of every aircraft. Its main function is the absorption of part of aircraft's kinetic energy ...
Unsteady flow analysis of two different arm stroke techniques in front crawl swimming using computational fluid dynamics
Bozkurt, Bilgehan; Güvenç Yazıcıoğlu, Almıla; Sert, Cüneyt; Department of Mechanical Engineering (2021-12)
This study analyzes how the propulsive force is created by the hand and arm in front crawl swimming. To answer this question, 12 swimming cases with variations in swimming velocity and arm velocity are compared using three...
Anticipation in collective motion of robot swarms
Boz, İhsan Caner; Turgut, Ali Emre; Huepe, Cristián; Department of Mechanical Engineering (2021-12)
Recent technological advancements made the implementation of swarms of UAVs possible. As they face more complex situations each day, collective motion models rise in importance. In this thesis, a collective motion model fo...
Design, analysis and experimental study of a novel side thorax impactor to be used in pedestrian protection tests for flat front vehicles
Saraç Karadeniz, Sevgi; Gökler, Mustafa İlhan; Department of Mechanical Engineering (2021-10)
Pedestrian protection is crucial and the vehicle manufacturers put more and more effort to make vehicles safer for pedestrians in case of pedestrian involved accidents. Injuries and fatalities are very frequent and severe ...
An automatic geometry and mesh generation tool for helicopter rotor aerodynamic design and analysis
Uzun, Halit Eldem; Aksel, Mehmet Haluk; Department of Mechanical Engineering (2021-9-08)
Helicopter rotors in various flight regimes constitute a fairly complex wing geometry and exhibit motion affected by the rotor wake with strong tip vortices. As a result, rotor motion creates highly three-dimensional flow ...
Structural and aeroelastic flutter analysis of wing store systems and structural modification approach in aeroelasticity
Akpınar, Aytaç; Özşahin, Orkun; Department of Mechanical Engineering (2021-9-08)
The preliminary aeroelastic design process of the wings with stores is one of the most significant design activities to be considered in the aerospace industry. The focus of this thesis is mainly based on the dynamic aeroe...
Data driven model discovery and control of longitudinal missile dynamics
Matpan, Hasan; Koku, Ahmet Buğra; Department of Mechanical Engineering (2021-9-07)
Dynamical systems in nature are generally nonlinear and usually contains many hidden dynamics. Therefore, the need for data-driven model discovery and control methods continues. The most popular of these methods is neural ...
A deep learning methodology for the flow field prediction around airfoils
Duru, Cihat; Baran, Özgür Uğraş; Alemdar, Hande; Department of Mechanical Engineering (2021-9-07)
This study aims to predict flow fields around airfoils using a deep learning methodology based on an encoder-decoder convolutional neural network. Neural network training and evaluation are performed from a set of computat...
Taşkıran, Muhammed Ali; Özer, Mehmet Bülent; Department of Mechanical Engineering (2021-9-06)
Piezoelectric materials are electromechanical energy transducers. They can be utilized actively when energized electrically or passively when connected to a passive shunt circuit. Due to this, they have been suggested for ...
Mechanical behavior of additively manufactured polymer composite structures and interfaces
Kepenekci, Mehmet; Özerinç, Sezer; Department of Mechanical Engineering (2021-9-6)
Additive manufacturing (AM) is a technology based on the layer-by-layer production of parts. Fused filament fabrication (FFF) is one of the most cost-effective and popular AM techniques for the production of polymeric stru...
Performance analysis of grooved heat pipes using 3-D multi-channel thermal resistance network
Sezmen, Ramazan Aykut; Dursunkaya, Zafer; Çetin, Barbaros; Department of Mechanical Engineering (2021-9)
Heat pipes are phase change heat transfer devices that transfer high amounts of heat with low temperature differences compared to conventional cooling techniques due to their high thermal conductivity. Since heat pipes do ...
Characterization of wall shear stress in abdominal aortic aneurysm phantom using particle image velocimetry
Türk, Semih; Yavuz, Mehmet Metin; Department of Mechanical Engineering (2021-9)
Abdominal Aortic Aneurysm (AAA) is defined as the enlargement of the largest artery in the abdominal cavity, the abdominal aorta. The vascular rupture begins to pose a risk after a certain enlargement, and the rupture is d...
Characterization of vortex ring in abdominal aortic aneurysm phantom using particle image velocimetry
Gökçek, Kerem Tuğ; Yavuz, Mehmet Metin; Department of Mechanical Engineering (2021-9)
Abdominal aortic aneurysm (AAA) is the permanent enlargement of the abdominal artery that may even rupture at the end, and it is a critical medical situation with a high mortality rate. Although there are some approaches t...
Investigation of Nanostructured Surfaces for Thermophotovoltaic Applications
Atak, Eslem Enis; Baker, Derek Keith; Okutucu Özyurt, Tuba; Department of Mechanical Engineering (2021-9)
Thermophotovoltaic (TPV) devices convert thermal radiation into electricity by using a thermal emitter and a photovoltaic (PV) cell. TPV systems can utilize variety of heat sources, which makes them suitable for harvesting...
Numerical simulation of coalescence of micron-submicron sized droplets and thin films
Erkan, Yılmaz Barış; Dursunkaya, Zafer; Department of Mechanical Engineering (2021-9)
Dynamics of droplet merging emerges with an utmost significance in many scientific areas and its effects ranges vastly from agriculture to engineering. Understanding the underlying physics of coalescence of droplets is, th...
Hosseinpour Dashatan, Saeid; Arıkan, Mehmet Ali Sahir; Parnas, Kemal Levend; Department of Mechanical Engineering (2021-8-13)
In some applications of composite laminates, thickness variation is necessary to fulfill specific design requirements. One way of accomplishing the intentional thickness variation in composite structures is terminating som...
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