• 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 ...

• A new cooling approach to increase efficiency for the induction motor: Vortex tube 

  Cebeci, İsmail; Gürkan, Serkan; Kırmacı, Volkan; Doğan, Seydi (Begell House Inc, 2023)

  With the rising demand for energy, concepts such as energy efficiency, energy-efficient devices, and efficiency have grown in importance in recent years. It is well known that a substantial amount of energy produced around ...

• Improvement of PV unit hosting capacity and voltage profile in distorted radial distribution systems via optimal sizing and placement of passive filters 

  Karadeniz, Alp; Balcı, Murat Erhan; Hocaoğlu, Mehmet Hakan (Springer, 2023)

  In this paper, firstly, optimal sizing and placement of photovoltaic-based distributed generation units (PVDGUs) and passive harmonic filters (PFs) are proposed to improve both the PVDGU hosting capacity and bus voltage ...

• A new RMF stirrer using AISI4140 mild steel: Energy optimization application 

  Çıtak, Hakan; Bıçakçı, Sabri; Çoramık, Mustafa; Güneş, Hüseyin; Ege, Yavuz (SCIENDO, 2023)

  This study examines the development of a novel FPGA-based RMF stirrer system. The system has been designed as a 3-phase system, with each phase being fed by PWM voltage with a phase difference of 120 degrees. In case the ...

• Determining the effect of velocity on sensor selection and position in non-destructive testing with magnetic flux leakage method: a pipe inspection gauge design study with Ansys Maxwell 

  Çoramık, Mustafa; Çıtak, Hakan; Ege, Yavuz; Bıçakçı, Sabri; Güneş, Hüseyin (IEEE- Inst Electrical Electronics Engineers Inc, 2023)

  The magnetic flux leakage (MFL) method, which is among the non-destructive testing (NDT) methods, is frequently used in the determination of discontinuity in ferromagnetic materials. The method focuses on the detection of ...

• Techno-economic viability and future price projections of photovoltaic-powered green hydrogen production in strategic regions of Turkey 

  Gül, Metin; Akyüz, Ersin (Elsevier, 2023)

  This study assesses the economic feasibility of utilizing photovoltaic power for producing green hydrogen in Mersin, ces,me, and Bandirma. We considered the factors for site selection, such as regional hydrogen demand, ...

• Hedeflemeli manyetik hipertermi için tek ve çift eksen konumlamalarla oluşturulan gradyan desenlerinin haritalanarak incelenmesi 

  Küçükdermenci, Serhat (2023)

  Manyetik hipertermi (MH), manyetik enerjinin ısı enerjisine dönüştürüldüğü yeni nesil bir kanser tedavi yöntemidir. Bu yöntemde ortaya çıkan zorluklardan biri, manyetik nanopartikül (MNP) salınımlarının sınırlı kontrolüdür. ...

• Determination of optimal DC|AC ratio for grid-connected photovoltaic systems 

  Beyoğlu, Mehmet Fatih; Demirtaş, Metin (2023)

  Suitability evaluation of a location for solar power generation plant installation requires long-term measurements and calculations. Since the energy production values and project power of solar power plant (SPP) directly ...

• Revisiting mode conversion between transmission lines for wide-band modeling of defected ground structures 

  Sis, Seyit Ahmet; Üstüner, Fatih (2023)

  This paper presents a wide-band transmission line model for defected ground structures (DGSs) based on a mode-conversion between microstrip- and slot-lines. The defects on the ground plane are modeled as short- or open-ended ...

• Yeni bir manyetik fırlatıcı tasarımı ve analizi: Bir ANSYS Maxwell uygulaması 

  Bıçakçı, Sabri; Çıtak, Hakan (2023)

  Bu çalışmada herhangi bir mekanik itici kullanmadan halka ve silindirik şeklindeki sabit mıknatıslardan oluşturulmuş yeni bir manyetik fırlatıcı tasarımı önerilmiştir. Tasarımda önce iki halka mıknatıs kullanılmış daha ...

• Eksik tahrikli bir sistemin karınca kolonisi tabanlı optimal PD kontrolü: Deneysel bir uygulama 

  Bıçakçı, Sabri; Kılıç, Fuat Güneş, Hüseyin; Güneş, Hüseyin (2023)

  Ters sarkaç sistemi (IP) eksik tahrikli, doğrusal olmayan, kararsız ve kontrolü karmaşık bir sistemdir. Bu çalışmada ters sarkaç sistemi, sürtünme etkileri de dikkate alınarak modellenmiştir. Sistemin kontrolü için ...

• Fractional fuzzy PI controller using particle swarm optimization to improve power factor by boost converter 

  Demirtaş, Metin; Ahmad, Farhan (2023)

  The power circuit of AC voltage controller capable of operating at a leading, lagging, and unity power factor is studied by a lot of researchers in the literature. Circuits working with high switching frequency are known ...

• Optimal C-type filter design for wireless power transfer system by using support vector machines 

  Çalgan, Haris (2023)

  The rapid increase in the number of Electrical Vehicles (EVs) will bring difficulties in the management of charging process and pose serious grid problems at low voltage levels. Particularly, with employment of wireless ...

• Synchronization of incommensurate fractional-order king cobra chaotic system 

  Calgan, Haris; Gökyıldırım, Abdullah (2023)

  In this study, the incommensurate fractional-order King Cobra (IFKC) chaotic system has been investigated. Through bifurcation diagrams and Lyapunov exponent spectra, it has been determined that the IFKC system exhibits ...

• Development of a multichannel bioinstrumentation system for human-computer interface applications 

  Öner, Poyraz Alper; Doğan, Seydi; Gürkan, Serkan; Karapınar, Mustafa (Iğdır Üniversitesi, 2022)

  A multi-channel measurement system used to measure electrocardiogram (ECG), electroencephalogram (EEG), electromyogram (EMG) and electrooculogram (EOG) biosignals has been designed and prototyped. The designed system ...

• Measurement-based large scale statistical modeling of air-to-air wireless UAV channels via novel time-frequency analysis 

  Ede, Burak; Kaplan, Batuhan; Kahraman, İbrahim; Kesir, Samed; Yarkan, Serhan; Ekti, Ali Riza; Baykas, Tuncer (IEEE-Inst Electrical Electronics Engineers Inc, 2022)

  Any operation scenario for unmanned aerial vehicles also known as drones in real world requires resilient wireless link to guarantee capacity and performance for users, which can only be achieved by obtaining detailed ...

• Accuracy assessment of frequency-domain models for harmonic analysis of residential type photovoltaic-distributed generation units 

  Karadeniz, Alp; Öztürk, Onur; Köksoy, Ahmet; Atsever, M. Bekir; Balcı, Murat Erhan; Hocaoğlu, M. Hakan (Pergamon-Elsevier Science Ltd, 2022)

  Since Photovoltaic-Based Distributed Generation Units (PV-DGUs) have power electronic interfaces for their grid integration, they can cause harmonic pollution in the system. Thus, the harmonic analysis is required to ...

• Thermal sensitivity and barrier height inhomogeneity in thermally annealed and un-annealed Ni/n-6H-SiC schottky diodes 

  Duman, Songül; Türüt, Abdülmecit; Doğan, Seydi (Elsevier Science SA, 2022)

  The Ni/n-6 H-SiC Schottky barrier diodes (SBDs) have been fabricated. Then, they have been thermally annealed at 700 degrees C for 2 min. Their forward bias voltage versus measurement temperature (V-T) curves in 100-500 K ...

• Conformable fractional order controller design and optimization for sensorless control of induction motor 

  İlten, Erdem (Emerald Group Publishing Ltd, 2022)

  Purpose In recent years, use of sensorless control methods for electrical motor-based variable speed drive systems has been increasing rapidly to compensate the increasing costs in industrial systems. Also, use of induction ...

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