Browsing MÜF, Elektrik-Elektronik Mühendisliği Bölümü Koleksiyonu by Access Type "info:eu-repo/semantics/openAccess"
Now showing items 1-20 of 57
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5G aday frekans bandında 4-Portlu MIMO antenin geliştirilmesi
(Gümüşhane Üniversitesi, 2021)Bu çalışmada, 5G aday frekans bandında 4-portlu masif Çoklu–Giriş–Çoklu–Çıkış (Multiple–Input–Multiple–Output, MIMO) anten tasarımı geliştirilmiştir. MIMO anten yapısı, bir dikdörtgen, bir daire ve bir zemin düzleminden ... -
Analysis of multivariable objective functions for the PID controller tuned by a radial movement optimization
(Pamukkale Üniversitesi, 2023)In this study, a second order plus dead time (SOPDT) test system was designed in MATLAB/Simulink platform to analyze the performance of multivariable objective functions (MOFs). These functions consisted of classical ... -
Automatic generation controller based on whale optimization algorithm in PV-thermal power systems
(Gazi Üniversitesi, 2023)To ensure a balance between the power generated and the consumed power in power systems, a control process namely automatic generation control (AGC) must be carried out. This process becomes more challenging due to increasing ... -
Classification of EEG based BCI signals imagined hand closing and opening
(Ieee, 2017)Brain-computer interfaces allow people to manage electronic devices such as computers without using their motor nervous system. When the brain is in a function, nerve cells in the brain communicate with each other with ... -
Clogging performance of micro/nanofibrous laminated composite air filter media
(Sage Publications, 2022)The performance of fibrous filter media relies on factors such as particle capture efficiency, pressure drop and clogging time. Fiber diameter, porosity and packing density are important web-based factors to improve final ... -
Comparative study of single-phase multilevel cascaded transformerless inverters with different modulation methods
(Elsevier, 2024)This paper presents an in-depth exploration of a single -phase multilevel cascaded H5 (CH5) transformerless inverter employing both phase-shifted PWM (PS-PWM) and level-shifted PWM (LS-PWM) methodologies. A comparative ... -
Comparison of reduction methods for peak-to-average-power-ratio (PAPR) in MIMO-OFDM systems with a new approach
(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
(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)
(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 ... -
Değişik ortam ve sistem parametreleri için sualtı kablosuz optik haberleşme monte carlo kanal kapasitesinin incelenmesi
(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 of wave energy converter system with linear generator
(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
(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 ... -
Development and characterization of a new solid polymer electrolyte for supercapacitor device
(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) ... -
Efects of Covid‑19 outbreak on environment and renewable energy sector
(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
(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
(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 ... -
Efficiency improvement for a DC-DC quadratic power boost converter by applying a switch turn-off lossless snubber structure based on zero voltage switching
(Kaunas Univ Technology, 2018)So as to keep the converter in small size, high switching frequencies are normally used. As a result, in higher frequencies, switching losses seriously affect the efficiency. Current and voltage stresses on power switch ... -
Efficient Tm:YAG and Tm:LuAG lasers pumped by 681 nm tapered diodes
(OSA - The Optical Society, 2019)In this paper, we present highly efficient continuous-wave (cw) laser operation of Tm:YAG and Tm:LuAG lasers pumped by high-brightness red tapered diodes. The single-emitter tapered diode lasers (TDLs) provide up to 1 W ... -
Elektrikli ve hibrit araçlardaki elektrik motorlarının içten yanmalı motorlarda oluşan 〖CO〗_2 emisyonunda meydana getireceği değişimin tahmini ve verimliliğe etkisi: Türkiye örneklemesi
(TUBİTAK Scientific & Technical Research Council Turkey, 2022)Günümüzde, artan hava kirliliği sorunu, iklim değişikliği, petrol rezervlerinin hızlı tükenmesi ve pahalı olması, ulaşım sektöründe çevre dostu, verimli ve sürdürülebilir çalışmaların artmasına neden olmaktadır. Bu sebeple, ... -
Energy efficient driving optimization of electrical vehicles considering the road characteristics
(Bajece, 2021)Electric vehicles, which are an important part of sustainable energy technologies, occupy an important place in our daily life. More efficient use of electric vehicles will ensure more efficient use of sustainable energy ...