Yazar "AGÜ, Mühendislik Fakültesi, Elektrik - Elektronik Mühendisliği Bölümü" için Scopus İndeksli Yayınlar Koleksiyonu listeleme
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A Modular Three-Phase Buck-Boost Motor Drive Topology
The voltage-source inverter (VSI) is a fundamental power electronic device to drive three-phase electrical machines with high performance. In this paper, a modular three-phase DC/Rectified AC/AC (DC/RAC/AC) inverter supplying ... -
A multi-functional quasi-single stage bi-directional charger topology for electric vehicles
Tekgun, Burak; Tekgun, Didem; Alan, Irfan (ELSEVIER, 2024)In this paper, a multi-functional quasi-single stage, bi-directional electric vehicle charger topology is proposed to realize high efficiency power conversion in all AC/DC, DC/DC, and DC/AC forms. The proposed circuitry ... -
Multifunction optoelectronic gate
Ozdur, Ibrahim Tuna; Ozharar, Sarper; Delfyett, Peter J. (WILEY, 2015)A multifunction optoelectronic gate that can perform as any desired logic gate of two variables was theoretically proposed and a simplified version is experimentally demonstrated. The proposed optoelectronic gate is ... -
Multiplexed patterning of cesium lead halide perovskite nanocrystals by additive jet printing for efficient white light generation
Altintas, Yemliha; Torun, Ilker; Yazici, Ahmet Faruk; Beskazak, Emre; Erdem, Talha; Onses, M. Serdar; Mutlugun, Evren (ELSEVIER SCIENCE SA, PO BOX 564, 1001 LAUSANNE, SWITZERLAND, 2020)Inorganic perovskite nanocrystals (PNCs) offer the ability to precisely but also flexibly control the peak emission wavelength while also possessing narrow-band emission spectra and high quantum yields. Owing to these ... -
Multivariate Pseudo Wigner Ville Distribution based Emotion Detection from Electrical Activity of Brain
Ozel, Pinar; Akan, Aydin; Yilmaz, Bulent (IEEE 345 E 47TH ST, NEW YORK, NY 10017 USA, 2017)Recently, there has been a rapid development in multivariate signal analysis to determine joint oscillations for multiple data channels. The emotion elicitation in an electroencephalogram (EEG) is a novel area to evaluate ... -
Nanowire-Shaped MoS2@MoO3 Nanocomposites as a Hole Injection Layer for Quantum Dot Light-Emitting Diodes
Bastami, Nasim; Soheyli, Ehsan; Arslan, Aysenur; Sahraei, Reza; Yazici, Ahmet Faruk; Mutlugun, Evren (AMER CHEMICAL SOC, 2022)Molybdenum disulfides and molybdenum trioxides are structures that possess the potential to work as efficient charge transport layers in optoelectronic devices. In the present study, as opposed to the existing Mo-based ... -
Network cost allocation methods for pay-as-bid peer-to-peer energy trading: A comparison
Noorfatima N.; Choi, Yunjeong; Onen, Ahmet; Jung, Jaesung (ELSEVIER, 2022)In pay-as-bid peer-to-peer (P2P) energy trading, various types of prosumers and consumers can participate, regardless of their offers. Thus, various types of participants impact the network differently. However, very few ... -
Neuro-Fuzzy-Based Model Predictive Energy Management for Grid Connected Microgrids
Ulutas, Ahsen; Altas, Ismail Hakki; Onen, Ahmet; Ustun, Taha Selim (MDPI, ST ALBAN-ANLAGE 66, CH-4052 BASEL, SWITZERLAND, 2020)With constant population growth and the rise in technology use, the demand for electrical energy has increased significantly. Increasing fossil-fuel-based electricity generation has serious impacts on environment. As a ... -
New 4D and 3D models of chaotic systems developed from the dynamic behavior of nuclear reactors
Ablay, Gunyaz (AIP Publishing, 2022)The complex, highly nonlinear dynamic behavior of nuclear reactors can be captured qualitatively by novel four-dimensional (that is, fourth order) and three-dimensional (that is, third order) models of chaotic systems and ... -
Novel chaotic delay systems and electronic circuit solutions
Ablay, Gunyaz (SPRINGER, 2015)Chaotic delay systems are abundant in nature and play a significant role in engineering applications and in describing global behaviors of physical systems. This work presents novel first-order chaotic delay systems ... -
Novel Hybrid Design for Microgrid Control
Bintoudi, Angelina D.; Zyglakis, Lampros; Apostolos, Tsolakis; Ioannidis, Dimosthenis; Al-Agtash, Salem; Martinez-Ramos, Jose L.; Onen, Ahmet; Azzopardi, Brian; Hadjidemetriou, Lenos; Martensen, Nis; Demoulias, Charis; Tzovaras, Dimitrios (IEEE345 E 47TH ST, NEW YORK, NY 10017 USA, 2017)This paper proposes a new hybrid control system for an AC microgrid. The system uses both centralised and decentralised strategies to optimize the microgrid energy control while addressing the challenges introduced by ... -
Numerical analysis and experimental verification of optical scattering from microplastics
Genc, Sinan; Icoz, Kutay; Erdem, Talha (ROYAL SOC, 2023)Accurate and fast characterization of the micron-sized plastic particles in aqueous media requires an in-depth understanding of light interaction with these particles. Due to the complexity of Mie scattering theory, the ... -
An Observer-Based Fault Diagnosis in Battery Systems of Hybrid Vehicles
Ablay, Gunyaz (IEEE, 2013)Hybrid electric vehicles (HEVs) currently use Nickel-Metal Hydride (Ni-MH) batteries which have advantages of design flexibility, superior power, environmental acceptability and recyclability, long life, wide-range operating ... -
On-demand weighing of single dry biological particles over a 5-order-of-magnitude dynamic range
Chan, Bin-Da; Huang, Wanfeng; Chang, Chun-Li; Savran, Cagri A.; Icoz, Kutay (ROYAL SOC CHEMISTRY, 2014)We report a simple and highly versatile system to select and weigh individual dry biological particles. The system is composed of a microtweezer to pick and place individual particles and a cantilever-based resonator to ... -
Online Condition Monitoring of Battery Systems With a Nonlinear Estimator
Ablay, Gunyaz (IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC, 2014)The performance of batteries as uninterruptable power sources in any industry cannot be taken for granted. The failures in battery systems of safety-related electric systems can lead to performance deterioration, costly ... -
Optical detection of microplastics in water
Iri, Ahmet H.; Shahrah, Malek H. A.; Ali, Ali M.; Qadri, Sayed A.; Erdem, Talha; Ozdur, Ibrahim T.; Icoz, Kutay (SPRINGER HEIDELBERGTIERGARTENSTRASSE 17, D-69121 HEIDELBERG, GERMANY, 2021)Unfortunately, the plastic pollution increases at an exponential rate and drastically endangers the marine ecosystem. According to World Health Organization (WHO), microplastics in drinking water have become a concern and ... -
Optimal Control of Microgrids with Multi-stage Mixed-integer Nonlinear Programming Guided Q-learning Algorithm
This paper proposes an energy management system (EMS) for the real-time operation of a pilot stochastic and dynamic microgrid on a university campus in Malta consisting of a diesel generator, photovoltaic panels, and ... -
Optimal Energy Management and Scheduling of a Microgrid in Grid-Connected and Islanded Modes
Zacharia, L.; Tziovani, L.; Savva, M.; Hadjidemetriou, L.; Kyriakides, E.; Bintoudi, A. D.; Tsolakis, A.; Tzovaras, D.; Martinez-Ramos, J. L.; Marano, A.; Azzopardi, B.; Martensen, N.; Khiat, M.; Onen, A.; Al-Agtash, S (IEEE, 345 E 47TH ST, NEW YORK, NY 10017 USA, 2019)Microgrids are becoming one of the main components of future smart grids. Ensuring their optimal and stable operation is of crucial importance and can be a challenging task. In this paper, two optimization algorithms are ... -
Optimal Location and Sizing of Electric Bus Battery Swapping Station in Microgrid Systems by Considering Revenue Maximization
Kocer, Mustafa Cagatay; Onen, Ahmet; Jung, Jaesung; Gultekin, Hakan; Albayrak, Sahin (Institute of Electrical and Electronics Engineers Inc.(IEEE), 2023)The radical increase in the popularity of electric vehicles (EVs) has in turn increased the number of associated problems. Long waiting times at charging stations are a major barrier to the widespread adoption of EVs. ... -
Optimal Target Capture and Station Keeping Control of Mobile Agents without Global Position Information
Mostafa, Ahmed Fahim; Fidan, Barış; Güler, Samet (Institute of Electrical and Electronics Engineers Inc., 2023)The target capture problem, i.e., the problem of reaching a target zone, by a mobile robotic agent that cannot sense its own global position requires reactive motion control algorithms based on onboard sensor data. Although ...