Makale Koleksiyonu by İSTE Author "Türksoy, Ömer"
Now showing items 1-12 of 12
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Artificial intelligence based active and reactive power control method for single-phase grid connected hydrogen fuel cell systems
Yılmaz, Ünal; Türksoy, Ömer (Elsevier, 2023)In grid-connected power generation systems, power factor fluctuations caused by non-linear power circuits used between the grid and source should be controlled with the help of voltage source inverters (VSI). In addition, ... -
Computation of Robust PI-Based Pitch Controller Parameters for Large Wind Turbines
Türksoy, Ömer; Ayasun, Saffet; Hameş, Yakup; Sönmez, Şahin (IEEE Canada, 2020)This paper deals with the computation of all proportional-integral (PI)-based pitch controllers which achieve the desired frequency-domain specifications, namely, gain and phase margins (GPMs) of a large wind turbine (LWT) ... -
Efficient AC-DC power factor corrected boost converter design for battery charger in electric vehicles
Türksoy, Ömer; Yılmaz, Ünal; Teke, Ahmet (Elsevier, 2021)With the widespread use of electric vehicles (EVs), the design of a highly quality and efficient battery charger has become an important research topic. In this study, an efficient AC-DC power factor corrected (PFC) boost ... -
Efficient AC-DC power factor corrected boost converter design for battery charger in electric vehicles
Türksoy, Ömer; Yılmaz, Ünal; Teke, Ahmet (Elsevier, 2021)With the widespread use of electric vehicles (EVs), the design of a highly quality and efficient battery charger has become an important research topic. In this study, an efficient AC-DC power factor corrected (PFC) boost ... -
Estimation of Electrical Characteristics and Maximum Power Point of Photovoltaic Panel
Yılmaz, Ünal; Türksoy, Ömer; İbrikçi, Turgay; Teke, Ahmet (Engineering & Scientific Research Groups, 2017)This paper proposes to estimate the electrical characteristics and maximum power point of a photovoltaic (PV) panel under variable environmental conditions in Sanlrurfa region (southeast of Turkey). Variable environment ... -
Gain-phase margins-based delay-dependent stability analysis of pitch control system of large wind turbines
Türksoy, Ömer; Ayasun, Saffet; Hameş, Yakup; Sönmez, Şahin (Sage Publications Ltd, 2019)This paper investigates the effect of gain and phase margins (GPMs) on the delay-dependent stability analysis of the pitch control system (PCS) of large wind turbines (LWTs) with time delays. A frequency-domain based exact ... -
Improved MPPT method to increase accuracy and speed in photovoltaic systems under variable atmospheric conditions
Yılmaz, Ünal; Türksoy, Ömer; Teke, Ahmet (Elsevier Sci Ltd, 2019)The changes in temperature and radiation cause visible fluctuations in the output power produced by the photovoltaic (PV) panels. It is essential to keep the output voltage of the PV panel at the maximum power point (MPP) ... -
Improving a battery charger architecture for electric vehicles with photovoltaic system
Yılmaz, Ünal; Türksoy, Ömer; Teke, Ahmet (Wiley, 2020)In this study, a two-stage battery charger architecture with high-efficiency, multi-input, and output half-bridge LLC (HBLLC) resonance converter that performs a wide load range is proposed. The first input of the HBLLC ... -
Intelligent control of high energy efficient two-stage battery charger topology for electric vehicles
Yılmaz, Ünal; Türksoy, Ömer; Teke, Ahmet (Pergamon-Elsevier Science Ltd, 2019)The energy efficiency of the battery charging system directly affects the distance which electric vehicles can get with per charge process. In addition, reducing current harmonics distortion (THD) increases the electrical ... -
Minimizing Capacitance Value of Interleaved Power Factor Corrected Boost Converter for Battery Charger in Electric Vehicles
Türksoy, Ömer; Yılmaz, Ünal; Teke, Ahmet (Kaunas University of Technology, 2019)A dynamic voltage compensator (DVC) technique is presented for the minimizing of the capacitance value of the interleaved power factor corrected (PFC) boost converter for the battery charger in electric vehicles. This ... -
Power curve modeling for wind turbine systems: a comparison study
Eminoğlu, Ulaş; Türksoy, Ömer (Taylor and Francis Ltd., 2019)The main goal of this study is to determine which one of the current methods is the most appropriate in representing the power curve of commercial Wind Turbine Systems (WTSs). For this purpose, the adequacy of various power ... -
Review of fuel cells to grid interface: Configurations, technical challenges and trends
İnci, Mustafa; Türksoy, Ömer (Elsevier, 2019)With the development of clean energy technologies, the integration studies of electrical grids and fuel cells have increased significantly in research and practical implementations because of increasing power demand, ...
