Yazar "RTEÜ, Mühendislik ve Mimarlık Fakültesi, Elektrik-Elektronik Mühendisliği Bölümü" için MÜF, Elektrik-Elektronik Mühendisliği Bölümü Koleksiyonu listeleme
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Comparison of heuristic approaches in weight optimization of different power levels transformers
Tören, Murat; Mollahasanoğlu, Hakkı (Taylor & Francis Ltd., 2022)In this study, the weight of distribution type transformers and power transformers, which are used extensively in the industry, is optimized. A heuristic approach that uses the Firefly algorithm, Ant Colony algorithm, and ... -
Comparison of reduction methods for peak-to-average-power-ratio (PAPR) in MIMO-OFDM systems with a new approach
Tören, Murat; Çiflikli, Cebrail (Polish Acad Sciences Inst Physics, 2016)This study is based on the comparison of the results of an analysis recommended for the peak-to-average-power-ratio (PAPR) reduction methods. This is one of the most significant problems in the multiple input-multiple ... -
A comprehensive review on supercapacitor applications and developments
Şahin, Mustafa Ergin; Blaabjerg, Frede; Sangwongwanich, Ariya (MDPI, 2022)The storage of enormous energies is a significant challenge for electrical generation. Researchers have studied energy storage methods and increased efficiency for many years. In recent years, researchers have been exploring ... -
Continuous-wave Tm:YLF laser with ultrabroad tuning (1772-2145 nm)
Demirbaş, Ümit; Thesinga, Jelto; Beyatlı, Ersen; Kellert, Martin; Pergament, Mikhail; Kärtner, Franz X. (Optica Publishing Group, 2022)We report detailed experimental data aiming for rigorous investigation of Tm:YLF laser performance, especially with a focus on tuning behavior. Continuous-wave (cw) lasing performance of Tm:YLF crystals with thulium dopings ... -
Decoding of binary mental arithmetic based near infrared spectroscopy signals
Ergün, Ebru; Aydemir, Önder (Ieee, 2018)There has been an increase interest for functional near-infrared spectroscopy (MRS) in recent years since it is a non-invasive technique as well as few restrictions to the subjects and not affected by electrical noise. in ... -
Değişik ortam ve sistem parametreleri için sualtı kablosuz optik haberleşme monte carlo kanal kapasitesinin incelenmesi
Mahmutoğlu, Yiğit; Albayrak, Cenk; Türk, Kadir (TUBİTAK Scientific & Technical Research Council Turkey, 2021)Increasing interest in oceans increases the scientific, commercial and military studies in this field, in which underwater wireless communication systems are frequently used. In literature, underwater wireless, synchronous, ... -
Design and implementation of single-input multiple-output DC-DC buck converter for electric vehicles
Aden, İlyass Abdillahi; Kahveci, Hakan; Şahin, Mustafa Ergin (World Stientific Publishing, 2021)The transportation sector uses a big portion of the world's petroleum products thus increasing the greenhouse gas (GHG) emissions. Electric vehicles (EVs) have the potential to solve GHG emissions. The requirements for EVs ... -
Design of wave energy converter system with linear generator
Şahin, Mustafa Ergin; Özdinç, İ (Polish Acad Sciences Inst Physics, 2015)It is not wrong to say that wave energy will be one of the most important energy sources to be used in the future, when it is thought that three-quarters of the world is covered by water. the initial investment and maintenance ... -
The design steps of a hybrid energy system
Şahin, Mustafa Ergin; Okumuş, Halil İbrahim (Polish Acad Sciences Inst Physics, 2017)In this paper the design stages of a mixed photovoltaic-wind energy system, supplied with solar and wind energy was discussed. First, general information about the employed wind turbines and solar panels is given and their ... -
Determination of the performance parameters of a gearless direct-drive inner-rotor PMBLDC motor via different slot-magnet combinations
Tören, Murat (Springer, 2023)This study primarily includes the electromagnetic and parametric design and performance analysis of a gearless direct-drive permanent magnet brushless direct current motor (IPMBLDC-DD) with an inner-rotor structure designed ... -
Developing centrifugal spun thermally cross-linked gelatin based fibrous biomats for antibacterial wound dressing applications
Güngör, Melike; Sağırlı, Merve Nur; Çalışır, Mehmet Durmuş; Selçuk, Şule; Kılıç, Ali (Wiley, 2021)Fibrous materials obtained from natural polymers, such as gelatin, have been used in medical applications due to their biocompatibility and biodegradability. Herein, free-standing durable fibrous gelatin biomats with ... -
Development and characterization of a new solid polymer electrolyte for supercapacitor device
Manfo, Theodore Azemtsop (Hindawi, 2023)In this study, solid polymer electrolytes (SPEs) are based on methylcellulose (MC) used as a polymer host and sodium iodide (NaI) as a dopant. The SPE films are developed using different contents of ethyl carbonate (EC) ... -
Development of a novel solar energy need index for identifying priority investment regions: a case study and current status in Turkey
Eroğlu, Hasan (Springer, 2021)In this study, a novel solar energy need index was proposed for the proper distribution of solar power plants. Important parameters such as land use costs, regional consumption, installed solar power plants, and solar ... -
Development of narrowband 92 MHz Yagi-Uda antenna for use in passive radar applications
Karanfil, Büşra; Tüysüz, Burak; Başaran, Doğan (Ieee, 2019)The Yagi-Uda antennas have a wide range of applications ranging from radio broadcasting to passive radar systems. in this study, a Yagi-Uda antenna was developed to be used as a receiving antenna in an FM based passive ... -
Efects of Covid‑19 outbreak on environment and renewable energy sector
Eroğlu, Hasan (Springer, 2020)Many articles have been written in the medical feld related to the Covid-19 outbreak that has surrounded the World and killed many people. However, its environmental and energy impacts have not been sufciently studied. ... -
Effect of air pressure on nanofiber production in solution blowing method
Polat, Yusuf; Yangaz, Murat Umut; Çalışır, Mehmet Durmuş; Gül, Mehmet Zafer; Demir, Ali; Ekici, Bülent; Kılıç, Ali (Gazi Univ, Fac Engineering Architecture, 2020)In this study, effect of air pressure on nanofiber diameter and morphology was studied for solution blowing technique. A computational fluid dynamics (CFD) analysis was realized via ANSYS (R) Fluent software, and the results ... -
The effect of fluorine and tungsten co-doping on optical, electrical and structural properties of tin(IV) oxide thin films prepared by sol-gel spin coating method
Keskenler, Eyüp Fahri; Turgut, Güven; Aydın, Serdar; Doğan, Seydi; Düzgün, Bahattin (Technical Univ Wroclaw, 2013)Fluorine and tungsten co-doped tin(IV) oxide (WFTO) thin films have been prepared first time by a sol gel spin coating method. the effect of F and W co-dopant ratio on optical, electrical and structural properties of SnO2 ... -
Effect of Nb doping on structural, electrical and optical properties of spray deposited SnO2 thin films
Turgut, Güven; Keskenler, Eyüp Fahri; Aydın, Serdar; Sönmez, Erdal; Doğan, Seydi; Düzgün, Bahattin; Ertuğrul, Mehmet (Academic Press Ltd- Elsevier Science Ltd, 2013)Nb doped SnO2 transparent conducting thin films were deposited by spray pyrolysis method. Microstructural, morphological, electrical and optical properties of the films were investigated as a function of niobium (Nb) doping, ... -
Effects of Covid-19 outbreak on environment and renewable energy sector
Eroğlu, Hasan (Springer, 2021)Many articles have been written in the medical field related to the Covid-19 outbreak that has surrounded the World and killed many people. However, its environmental and energy impacts have not been sufficiently studied. ... -
Effects of the equatorial electrojet on FM-based passive radar systems
Tüysüz, Burak; Urbina, Julio V.; Mathews, John D. (Ieee-Inst Electrical Electronics Engineers Inc, 2017)Passive radar systems operate by employing cooperative or noncooperative radio signals in the environment in order to sense remote targets. This particular feature of passive radar systems provides unique opportunities to ...