• Efficiency assessment of SOA-based computed torque control: A comparative analysis with NE-based approach 

  Yaren, Tuğçe; Kizir, Selçuk (SAGE Publications Ltd, 2024)

  This paper proposes the spatial operator algebra-based computed torque control scheme applied to an anthropomorphic 3-degree of freedom robotic manipulator, which aims to reduce the computational cost of the classical ...

• Incommensurate fractional-order analysis of a chaotic system based on interaction between dark matter and dark energy with engineering applications 

  Çalgan, Haris (Elsevier, 2024)

  Chaotic systems, characterized by their sensitivity to initial conditions and the presence of deterministic unpredictability, have garnered significant attention in various fields of science and engineering. Researchers ...

• Techno-economic feasibility analysis of hybrid renewable energy sources for a health clinic: A case study 

  Okonkwo, Paul C.; Barhoumi, El Manaa; Al Housni, Fadhil Khadoum; Agyekum, Ephraim Bonah; Emori, Wilfred; Ayodele, Bamidele V.; Sliem, Mostafa H.; Akyüz, Ersin (Springer Nature, 2024)

  Abstract: Despite the negative effects of its emissions on the environment, diesel generators have been widely used in Oman's rural areas for years. Oman's vision for 2040 includes the promotion of renewable energy sources ...

• Secure encryption of biomedical ımages based on arneodo chaotic system with the lowest fractional-order value 

  Emin, Berkay; Akgül, Akif; Horasan, Fahrettin; Gökyıldırım, Abdullah; Çalgan, Haris; Volos, Christos (Multidisciplinary Digital Publishing Institute (MDPI), 2024)

  Fractional-order (FO) chaotic systems exhibit richer and more complex dynamic behaviors compared to integer-order ones. This inherent richness and complexity enhance the security of FO chaotic systems against various attacks ...

• Visual re-initialization model development methodology for solving problems regarding metaheuristic algorithm-based MPPT applications 

  Sezen, Serkan; Kılıç, Fuat (Taylor and Francis Inc., 2024)

  Metaheuristic algorithms are particularly useful for maximum power point tracking (MPPT) applications, because they can adapt to changes in operating conditions and effectively handle partial shading conditions. However, ...

• A novel memristive chaotic jerk circuit and its microcontroller-based sliding mode control 

  Yeşil, Abdullah; Gökyıldırım, Abdullah; Babacan, Yunus; Çalgan, Haris (SAGE Publications Inc., 2024)

  Due to the experimental realization of memristor circuit elements, research on memristors and memristor-based circuits has surged. Because of their nonvolatile and nonlinear behavior, memristors can be easily applied to ...

• A new RMF stirrer design to reduce mixing time 

  Bıçakcı, Sabri; Çıtak, Hakan; Güneş, Hüseyin; Çoramık, Mustafa; Ege, Yavuz (Elsevier B.V., 2024)

  The goal of this study is to develop an FPGA-based new rotating magnetic field (RMF) stirrer system that would reduce mixing time. To achieve this goal, it has been suggested that, unlike the literature, the mixing process ...

• Application of a novel synergetic observer for PMSM in electrical vehicle 

  Boumegouas, Mohammed Kabir Billal; İlten, Erdem; Kouzi, Katia; Demirtaş, Metin; M’hamed, Birame (Springer, 2024)

  This work aims to design a simple and powerful optimal observer for electric vehicles (EV) propelled by permanent magnet synchronous motor (PMSM) using synergetic theory. The development of suggested synergetic observer ...

• Optimal and reliable design of stand-alone hybrid renewable energy systems: A multi-objective approach 

  Tezer, Tuba; Akyüz, Ersin; Gül, Metin (Taylor & Francıs Inc, 2024)

  This study presents solutions for multi-objective, multi-constraint optimization for both photovoltaic (PV) and photovoltaic/thermal (PV/T) stand-alone hybrid renewable energy systems (SA-HRES). The main objective is to ...

• Fv tabanlı elektrikli araç kablosuz şarj ve dinamik enerji yönetim sistemi geliştirilmesi 

  Ayça, Hakan; Selamoğulları, Uğur Savaş; Durusu, Ali; Aktaş, Ahmet; Ayaz,Ramazan; Şengör, İbrahim; Sis, Seyit Ahmet; Altıntaş, Mert (2024)

  Elektrikli araç artışına bağlı olarak elektrikli araç şarj sistemlerine olan talep her geçen gün artmaktadır. Kablosuz şarj sistemleri (KŞS) güvenlik ve pratiklik açısından öne çıkan teknolojiler arasındadır. Burada en ...

• Synchronization of a 4d hyperchaotic system with active disturbance rejection control and its optimization via particle swarm algorithm 

  İlten, Erdem (Afyon Kocatepe Üniversitesi, 2024)

  In this paper, a synchronization study is proposed by using a 4D hyperchaotic system model to be used in secure data transfer applications. Active Disturbance Rejection Control (ADRC) method is used for synchronization ...

• PLC based SCADA system design for instant monitoring and early warning mechanism of toxic gases in underground mines 

  İlten, Erdem; Ünsal, Mehmet Emin (Süleyman Demirel Üniversitesi Mühendislik Fakültesi, 2024)

  In this study, a real-time toxic gas measurement and early warning mechanism is proposed to prevent accidents that may occur in underground mining facilities. Temperature, oxygen (O2), hydrogen sulfide (H2S), methane ...

• Techno-economic analysis of large-scale hydrogen production from wind energy 

  Akyüz, Ersin; Gül M.; Okonkwo, Paul C. (Toronto Metropolitan University, 2023)

  The techno-economic assessment of large-scale grid and wind-electrolyser-hydrogen production systems for 3 locations in the South Marmara region is performed. The unit cost of hydrogen is calculated by the present-value ...

• Crosstalk reduction in coupled microstrip lines using ınterdigital split on reference plane 

  Baghel, Lalit Kumar; Kumar, Suman; Sis, Seyit Ahmet (Institute of Electrical and Electronics Engineers Inc., 2023)

  The proximity of microstrip lines in compact and dense designs leads to unwanted electromagnetic coupling, resulting in crosstalk that needs to be minimized. Various methods have been explored in the literature, including ...

• Antenna gain and factor extraction of EMC test antennas by two- and three-antenna measurement methods in a comparative manner 

  Köse, Gökhan; Baghel, Lalit Kumar; Soylu, Yusuf; Sis, Seyit Ahmet; Coşar, Coşkun; Kumar, Suman (Institute of Electrical and Electronics Engineers Inc., 2023)

  The two and three-antenna measurement methods are well-known techniques for characterizing the antenna gain and antenna factor and are often utilized for calibrating the test antennas. This paper presents the antenna gain ...

• A focused review of the hydrogen storage tank embrittlement mechanism process 

  Okonkwo, Paul; Barhoumi, El Manaa; Ben Belgacem, Ikram; Mansir, Ibrahim B.; Aliyu, Mansur; Emori, Wilfred; Uzoma, Paul C.; Beitelmal, Wesam H.; Akyüz, Ersin; Radwan, Ahmed Bahgat (Pergamon-Elsevier Science Ltd, 2023)

  Hydrogen embrittlement is a widely known phenomenon in high-strength and storage materials. Hydrogen embrittlement is responsible for subcritical crack growth in material, fracture initiation, subsequent loss in mechanical ...

• Crosstalk reduction in coupled microstrip lines using TT-shaped DMS approach 

  Baghel, Lalit Kumar; Kumar, Suman; Sis, Seyit Ahmet; Kim, Jingook (IEEE- Inst Electrical Electronics Engineers Inc, 2023)

  The electromagnetic coupling between closely placed microstrip lines in compact and dense designs causes crosstalk which is undesired and hence should be minimized. In this context, several approaches have been evaluated ...

• Parametric fractional-order analysis of Arneodo chaotic system and microcontroller-based secure communication implementation 

  Gökyıldırım, Abdullah; Akgül, Akif; Çalgan, Haris; Demirtaş, Metin (Elsevier, 2023)

  Indexed keywords SciVal Topics Metrics Abstract Chaotic systems are often used in cryptology applications thanks to their complex dynamic structures. By increasing the dynamic diversity of chaotic systems through ...

• Fractional-Order sliding mode control of a 4D memristive chaotic system 

  Gökyıldırım, Abdullah; Çalgan, Haris; Demirtaş, Metin (Sage Publications Ltd, 2023)

  Chaotic systems depict complex dynamics, thanks to their nonlinear behaviors. With recent studies on fractional-order nonlinear systems, it is deduced that fractional-order analysis of a chaotic system enriches its dynamic ...

• Exploring deep learning for adaptive energy detection threshold determination: A multistage approach 

  Bedir, Oğuz; Ekti, Ali Rıza; Özdemir, Mehmet Kemal (MDPI, 2023)

  The concept of spectrum sensing has emerged as a fundamental solution to address the growing demand for accessing the limited resources of wireless communications networks. This paper introduces a straightforward yet ...

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