Browsing by Author "Ceylan, Oguzhan"
Now showing items 1-15 of 15
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An advanced Grey Wolf Optimization Algorithm and its application to planning problem in smart grids
Ahmadi, Bahman; Younesi, Soheil; Ceylan, Oguzhan; Ozdemir, Aydogan (Springer, 2022)Due to the complex mathematical structures of the models in engineering, heuristic methods which do not require derivative are developed. This paper improves recently developed Grey Wolf Optimization Algorithm by extending ... -
Allocation of Distributed Generators Using Parallel Grey Wolf Optimization
Younesi, Soheil; Ahmadi, Bahman; Ceylan, Oguzhan; Ozdemir, Aydogan (IEEE, 2021)This paper solves the allocation problem of distributed generators (DGs) in smart grids utilizing a grey wolf optimization (GWO) algorithm. By parallelizing GWO, it presents the impact of using various number of processors ... -
Analysis of Local and Centralized Control of PV Inverters for Voltage Support in Distribution Feeders
Ceylan, Oguzhan; Paudyal, Sumit; Pisica, Ioana (IEEE, 2021)Higher photovoltaic penetration on distribution system brings operational challenges including overvoltage issues. With smart inverters, efficient voltage control can be achieved through adjusting active/reactive powers ... -
The Arithmetic Optimization Algorithm for Optimal Energy Resource Planning
Ahmadi, Bahman; Younesi, Soheil; Ceylan, Oguzhan; Ozdemir, Aydogan (IEEE, 2021)This study presents a new formulation regarding optimal placement and sizing of multi-type distributed generations (DGs) and energy storage systems (ESSs) to enhance the reliability of a radial distribution system and to ... -
Cascaded H-bridge multilevel inverters optimization using adaptive grey wolf optimizer with local search
Ceylan, Oguzhan; Neshat, Mehdi; Mirjalili, Seyedali (Springer, 2021)With the transformation of transmission and distribution grids into smart grids that are more dominated by renewable energy, power electronics-based inverters that can improve power quality are becoming more visible. In ... -
Cuckoo search algorithm for optimal siting and sizing of multiple distributed generators in distribution grids
Ahmadi, Bahman; Ceylan, Oguzhan; Ozdemir, Aydogan (IEEE, 2019)Distribution networks (DNs) are facing numerous challenges such as variability of demands, environmental issues, high power losses, and fluctuating v oltage p rofiles. Distributed energy resources (DERs) are becoming more ... -
Distributed energy resource allocation using multi-objective grasshopper optimization algorithm
Ahmadi, Bahman; Ceylan, Oguzhan; Ozdemir, Aydogan (Elsevier Science Sa, 2021)The penetration of small-scale generators (DGs) and battery energy storage systems (BESSs) into the distribution grid is growing rapidly and reaching a high percentage of installed generation capacity. These units can play ... -
A Heuristic Methods-Based Power Distribution System Optimization Toolbox
Ozlue, Ismail Alperen; Baimakhanov, Olzhas; Saukhimov, Almaz; Ceylan, Oguzhan (Mdpi, 2022)This paper proposes a toolbox for simulating the effective integration of renewable energy sources into distribution systems. The toolbox uses four heuristic methods: the particle swarm optimization (PSO) method, and three ... -
Heuristic Optimization Approaches for Capacitor Sizing and Placement: A Case Study in Kazakhstan
Baimakhanov, Olzhas; Senyuz, Hande; Saukhimov, Almaz; Ceylan, Oguzhan (Mdpi, 2022)Two methods for estimating the near-optimal positions and sizes of capacitors in radial distribution networks are presented. The first model assumes fixed-size capacitors, while the second model assumes controllable ... -
Multi-objective Distributed Energy Resource Integration in Radial Distribution Networks
Ahmadi, Bahman; Younesi, Soheil; Ceylan, Oguzhan; Ozdemir, Aydogan (IEEE, 2021)Despite numerous studies on the optimal design and planning of distribution networks (DNs), little attention has been paid to improving the reliability of the distribution systems through optimal operation and planning of ... -
A multi-objective optimization evaluation framework for integration of distributed energy resources
Ahmadi, Bahman; Ceylan, Oguzhan; Ozdemir, Aydogan (Elsevier, 2021)Renewable distributed generation and energy storage systems (ESSs) have been a gamechanger for a reliable and sustainable energy supply. However, this new type of generation should be optimally planned and operated to ... -
Optimization of Multilevel Inverters Using Novelty-driven Multi-verse Optimization Algorithm
Ceylan, Oguzhan; Neshat, Mehdi; Mirjalili, Seyedali (IEEE, 2021)All over the world, renewable energy technologies which need power electronics based inverters in their designs are becoming more and more popular, thus detailed analysis to test the operational efficiency is required. ... -
Power Output Prediction of Wave Farms Using Fully Connected Networks
Burramukku, Bhavana; Ceylan, Oguzhan; Neshat, Mehdi (IEEE, 2021)One of the most important factors in the amount of power generated by a wave farm is the Wave Energy Converters (WECs) arrangement along with the usual wave conditions. Therefore, forming an appropriate arrangement of WECs ... -
Recycling Newton-Krylov algorithm for efficient solution of large scale power systems
Yetkin, E. Fatih; Ceylan, Oguzhan (Elsevier Sci Ltd, 2023)Power flow calculations are crucial for the study of power systems, as they can be used to calculate bus voltage magnitudes and phase angles, as well as active and reactive power flows on lines. In this paper, a new approach, ... -
Voltage Control of Unbalanced Distribution Systems with Penetration of Renewable Sources: A Gradient-Based Optimization Approach
Ebadi, Ramin; Senyuz, Hande; Aboshady, Fathy; Ceylan, Oguzhan; Pisica, Ioana; Ozdemir, Aydogan (IEEE, 2022)The penetration of distributed energy resources (DERs), including renewable energy sources (RES), into electric power systems has led to several challenges for the system operators. Despite various economic and environmental ...