Makine Mühendisliği | Mechanical Engineering
Collections in this community
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MF, MM, Bildiri ve Sunum Koleksiyonu [15]
Papers and Presentations Collection -
MF, MM, Diğer Yayınlar Koleksiyonu [5]
Other Publications Collection -
MF, MM, Kitap Bölümü Koleksiyonu [3]
Book Chapters Collection -
MF, MM, Makale Koleksiyonu [40]
Articles Collection -
MF, MM, ULAKBİM Proje Koleksiyonu [1]
MF, MM, ULAKBIM Project Collection
Recent Submissions
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Identification of material viscoelastic properties using the motion of a rigid sphere located at tissue-mimicking material interface in response to a dynamic force
(Trans Tech Publications, 2022)The motion of a rigid sphere located at tissue-mimicking material interface in response to a dynamic force of short duration for the purpose of the determination of material viscoelastic properties was investigated in this ... -
Vibration of locally cracked pre-loaded parabolic arches
(Academic Press, 2022)We study linear dynamics of an initially parabolic arch deformed by a uniform ‘dead’ load. The arch is seen as a fully deformable one-dimensional continuum with rigid cross-sections, one of which suffers from a small local ... -
Propulsive performance of plunging airfoils in biplane configuration
(American Institute of Physics Inc., 2022)Biplane configuration of pure plunging airfoils is investigated in terms of vortex dynamics both experimentally and numerically by utilizing particle image velocimetry and unstructured finite volume solver of incompressible ... -
Identification of the viscoelastic properties of soft materials using a convenient dynamic indentation system and procedure
(Elsevier, 2022)The responses of soft structures such as tissue depend on their viscoelastic properties. Therefore, the knowledge of the elastic and damping properties of soft materials is of great interest. This paper presents the ... -
19 - Identification of the elastic and damping properties of jute and luffa fiber-reinforced biocomposites
(Elsevier, 2022)Although there are many studies in the literature on the static mechanical properties of biomaterials such as tensile strength, the dynamic mechanical properties of biomaterials such as modal loss factors have not been ... -
18 - Acoustic and mechanical properties of biofibers and their composites
(Elsevier, 2022)In this study, the acoustic and mechanical properties of many biofibers and their composites are presented. First, the sound absorption coefficients and transmission losses of commonly used natural fibers and their composites ... -
Development of an improved mathematical model for the dynamic response of a sphere located at a viscoelastic medium interface
(IOP, 2021)A comprehensive investigation on the static and dynamic responses of a sphere located at elastic and viscoelastic medium interfaces is performed in this study. First, the mathematical models commonly used for predicting ... -
Development of a new solar, gasification and fuel cell based integrated plant
(Elsevier, 2021)Despite its shortcomings, fossil-based fuels are still utilized as the main energy source, accounting for about 80% of the world's total energy supply with about one-third of which comes from coal. However, conventional ... -
Acoustic cavitation model based on a novel reduced order gas pressure law
(2021)The thermal behavior of a spherical gas bubble in a liquid excited by an acoustic pressure signal is investigated by constructing an iterative solution of the energy balance equations between the gas bubble and the surrounding ... -
Identification of uncertainty levels of acoustic properties of biocomposites under different mounting conditions in impedance tube tests
(Institute of Noise Control Engineering, 2021)Impedance tube method is widely used to measure acoustic properties of materials. Although this method yields reliable acoustic properties for soft textured materials, uncertainty levels of measured acoustic properties for ... -
Modelling small and large displacements of a sphere on an elastic half-space exposed to a dynamic force
(IOP Publishing, 2021)Spheres at medium interfaces are encountered in many applications, including in atomic force microscopy or indentation tests. Although the Hertz theory describes the contact mechanics between an elastic sphere and an elastic ... -
Assessment of the models for predicting the responses of spherical objects in viscoelastic mediums and at viscoelastic interfaces
(IOP Publishing Ltd, 2021)Spherical objects, such as bubbles and spheres, embedded in mediums and at viscoelastic interfaces are encountered in many applications, including the determination of material properties. This paper assesses the models ... -
Development of a model for predicting dynamic response of a sphere at viscoelastic interface: A dynamic Hertz model
(IOP Publishing Ltd, 2021)A model for predicting the dynamic response of a sphere at viscoelastic interface is presented. The model is based on Hertz contact model and the model for a sphere in a medium. In addition to the elastic properties of ... -
Santrifüj pompa kavitasyon performans karakteristiklerinin tayini için basitleştirilmiş kavitasyon modellerinin iyileştirilmesi
(TÜBİTAK, 2020)Bu çalısmada Delale ve Pasinlioglu (2018) tarafından önerilen kabarcık gaz basıncı yasasıyla betimlenen ısıl sönüm mekanizmasını içeren Rayleigh-Plesset küresel kabarcık dinamigi denklemini esas alan bir hidrodinamik ... -
Investigation of the sound absorption and transmission loss performances of green homogenous and hybrid luffa and jute fiber samples
(King Mongkut’s University of Technology North Bangkok, 2021)In order to promote the use of natural fibers in noise and vibration applications, the properties of these structures should be fully identified. The sound absorption coefficients (SACs) and transmission losses (TLs) of ... -
Assessment of the measurement and prediction Methods for the acoustic properties of natural fiber samples and evaluation of their properties
(Taylor & Francis, 2021)Although some studies have been conducted to show how natural fibers can replace synthetic materials, the use of many natural fibers is still limited. On the other hand, the use of natural fibers can become very common ... -
Development of a multigenerational energy system for clean hydrogen generation
(Elsevier Ltd, 2021)The existing fueling options for many power plants are still dependent primarily on fossil fuel resources, which in return cause serious local and global environmental problems. Therefore, in order to reduce the detrimental ... -
Jute and luffa fiber-reinforced biocomposites: Effects of sample thickness and fiber/resin ratio on sound absorption and transmission Loss Performance
(Taylor & Francis, 2021)The acoustic properties of natural fiber-reinforced composites should be identified before using these materials in various engineering applications including sound and vibration isolation. This study investigates the ... -
Sanki-bir-boyutlu kavitasyonlu lüle akışlarının yeni kabarcık gaz basıncı yasasıyla modellenmesi
(Niğde Ömer Halisdemir Üniversitesi, 2019)Bu çalışmanın amacı, deney sonuçlarıyla uyumlu ve ticari yazılımlara uyarlanabilen bir hidrodinamik kavitasyon modelinin geliştirilmesidir. Bunun için sanki-bir-boyutlu kabarcıklı kavitasyonlu lüle akışları için yeni ... -
Development of a new integrated energy system with compressed air and heat storage options
(Elsevier, 2020)The present study investigates a biomass driven power plant integrated with compressed air and thermal energy storage subsystems. Compressed air energy storage system exploits the pressurized air at non-peak periods to be ...