Browsing Faculty of Engineering by Author "(ORCID 0000-0003-2212-7419 & YÖK ID 274138) Şendur, Polat"
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Identification and evaluation of cracks in electrostatically actuated resonant gas sensors using Harris Hawk / Nelder Mead and perturbation methods
Firouzi, Behnam; Abbasi, Ahmad; Şendur, Polat (Techno-Press, 2021-01)In this paper we study the static deflection, natural frequency, primary resonance of an electrostatically actuated cracked gas sensor. Besides, a novel hybrid metaheuristic algorithm is proposed to detect the location and ... -
Identification of unbalance characteristics of rotating machinery using a novel optimization-based methodology
Abbasi, Ahmad; Firouzi, Behnam; Şendur, Polat; Ranjan, G.; Tiwari, R. (Springer, 2022-02-26)In this study, a novel optimization-based method is proposed to determine the parameters of a rotating unbalance in a rotor-bearing system. For that purpose, the weighted sum of squared difference between the analytical ... -
Impact of orifice location on the mechanical response of side and central orifice synthetic jets
Naseem, Mohammad Zohaib; Şendur, Polat; Arık, Mehmet (2018-07-24)Synthetic jets have been at the focus of a number applications including flow control and thermal management of microelectronics due to their unique characteristics of transferring linear momentum through a flow structure ... -
Improvement of the computational efficiency of metaheuristic algorithms for the crack detection of cantilever beams using hybrid methods
Firouzi, Behnam; Abbasi, Ahmad; Şendur, Polat (Taylor & Francis, 2022-07-03)This study examines the capability of various optimization algorithms and proposes novel hybrid algorithms for more precise prediction of open-edge cracks in cantilever beams. The natural frequencies of the beam with a ... -
An integrated design approach for a series elastic actuator: Stiffness formulation, fatigue analysis, thermal management
Yıldırım, Mehmet Can; Şendur, Polat; Bilgin, Onur; Gülek, Berk; Yapıcı, Güney Güven; Uğurlu, Regaip Barkan (IEEE, 2017-12-22)This paper presents an integrated mechanical design approach for the long-Term and repetitive use of series elastic actuators (SEAs). Already, computational models for series elastic actuator design have been developed in ... -
An integrated homogenization–based topology optimization via RBF mapping strategies for additively manufactured FGLS and its application to bandgap structures
Şimşek, Uğur; Gayir, C. E.; Kiziltas, G.; Şendur, Polat (Springer Nature, 2020)The manufacturing of lattice structures has been greatly facilitated thanks to the advances in additive manufacturing. Functionally graded lattice (FGL) structures, a major class of such structures, developed using topology ... -
A methodology to design multi-axis test rigs for vibration and durability testing using frequency response functions
Şendur, Polat; Ozcan, U.; Ozoguz, B. (2017-06-25)The multi-axis simulators are designed for experimental verification of the safe functioning of large components and subsystems under real world customer usage in vibration and durability testing. Transformation of the ... -
A methodology to optimize damping pad application on a complex structure using finite element models
Şendur, Polat; Gülşen, D.; Erman, C.; Tinar, E. (International Institute of Acoustics and Vibration, IIAV, 2018)Passive constrained layer damping patches have been extensively used for vibration and acoustics applications due to their capability to dissipate vibrational energy into heat. In this study, we perform an optimization ... -
Modal characterization of additively manufactured TPMS structures: comparison between different modeling methods
Şimşek, Uğur; Akbulut, Aykan; Gayir, C. E.; Başaran, Cansu; Şendur, Polat (Springer Nature, 2020-10-14)The use of lattice structures has received increasing interest in various engineering applications owing to their high strength to weight ratio. Advances in additive manufacturing technologies enabled the manufacturing of ... -
Modeling and control of flywheel mechanical hybrid powertrain for real world conditions
Şendur, Polat; Ozkara, A. (Canadian Acoustical Association, 2019)This paper focuses on dynamical response characteristics of a flywheel mechanical hybrid powertrain (FMHP), comprising a continuously variable transmission (CVT) and a flywheel integrated into a conventional vehicle with ... -
Multi-strategy Gaussian Harris hawks optimization for fatigue life of tapered roller bearings
Abbasi, Ahmad; Firoozi, Behnam; Şendur, Polat; Heidari, A. A.; Tiwari, R. (Springer, 2022-12)Bearing is one of the most fundamental components of rotary machinery, and its fatigue life is a crucial factor in designing. The design optimization of tapered roller bearing (TRB) is a complex design problem because ... -
A new methodology to determine the design sensitivity of critical automotive body joints for basic design cycle
Tunç, B.; Şendur, Polat (Sage, 2019-09)As a result of more stringent requirements for improved fuel economy and emissions, there has been an increasing research activity to make vehicles lighter weight under some predetermined structural performance targets ... -
A novel design framework for generating functionally graded multi-morphology lattices via hybrid optimization and blending methods
Özdemir, Mirhan; Simsek, U.; Kiziltas, G.; Gayir, C. E.; Celik, A.; Şendur, Polat (Elsevier, 2023-05-25)Owing to its excellent mechanical properties, triply periodic minimum surfaces (TPMS) lattice structures have recently gained more interest in engineering applications. The superior properties of these structures make it ... -
A novel driving pattern to actualize haptic effects in mobile devices
Kirişken, Barbaros; Mansouri, Deniz; Şendur, Polat; Özkan, Bebek (IEEE, 2021-05)Haptic interactions in consumer devices have become more critical with immersive streaming content by including high-resolution video and sound as well as tactile information. Mobile devices such as tablets and smartphones ... -
Numerical assessment of the factors controlling the acoustic response of wind turbine blades
Al-Maharma, Ahmad Yousef Mohammad; Şendur, Polat (Canadian Acoustical Association, 2019)The blades of wind turbine are the most critical parts of the wind turbine system, which contribute to noise generated by wind turbine due to excitation from air streams across them. In this numerical study, the effect of ... -
On the application of Harris hawks optimization (HHO) algorithm to the design of microchannel heat sinks
Abbasi, Ahmad; Firouzi, Behnam; Şendur, Polat (Springer Nature, 2021-04)A novel Harris hawks optimization algorithm is applied to microchannel heat sinks for the minimization of entropy generation. In the formulation of the heat transfer model of the microchannel, the slip flow velocity and ... -
Optimal stiffness tuning for a lower body exoskeleton with spring-supported passive joints
Yıldırım, Mehmet Can; Şendur, Polat; Soliman, Ahmed Fahmy; Uğurlu, Regaip Barkan (IEEE, 2018-10-09)This paper presents a framework to optimally tune the stiffness values of spring-supported passive joints that are included in lower body exoskeletons. First, a dynamic model of a combined human-exoskeleton system was ... -
Parametric studies on vibration characteristics of triply periodic minimum surface sandwich lattice structures
Şimşek, Uğur; Arslan, T.; Kavas, B.; Gayir, C. E.; Şendur, Polat (Springer Nature, 2020-10-07)Additive manufacturing has opened new avenues for the manufacturing of structures to achieve challenging engineering tasks. Gyroid, a unique example of such structures, exhibits many attractive properties, such as high ... -
Review of the main factors controlling the fracture toughness and impact strength properties of natural composites
Al-Maharma, Ahmad Yousef Mohammad; Şendur, Polat (IOP Publishing, 2019-02)The main critical factors, which have direct influence on the fracture toughness and imapct strength properties of natural fibers composites, are reviewed in details in this paper. Considering the vast body of literature ... -
Seri elastik eyleyiciler için mekanik tasarım süreçleri
Yıldırım, Mehmet Can; Şendur, Polat; Uğurlu, Regaip Barkan (Pamukkale Üniversitesi, 2019)Bu makalede tork kontrollü robot eklem tahriki için robotik literatüründe sıkça tercih edilen seri elastik eyleyici (SEE) üniteleri için geliştirilen tasarım süreçleri konu edilmiştir. Bilgisayar destekli tasarım ve benzetim ...
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