Browsing by Author "Başaran Filik, Ümmühan"
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Birim yüklenme probleminin üç farklı yöntem kullanılarak karşılaştırmalı çözümlenmesi
Kurban, Mehmet; Başaran Filik, Ümmühan (2009)Bu çalışmada, güç sistemi optimizasyonunda önemli bir konu olan birim yüklenme problemi, dinamik programlama, gevşetilmiş Lagrange ve benzetimli tavlama yöntemi kullanılarak çözülmüştür. Dinamik programlama yöntemi, minimum ... 
BİRİM YÜKLENME PROBLEMİNİN ÜÇ FARKLI YÖNTEM KULLANILARAK KARŞILAŞTIRMALI ÇÖZÜMLENMESİ
Kurban, Mehmet; Başaran Filik, Ümmühan (2009)Bu çalışmada, güç sistemi optimizasyonunda önemli bir konu olan birim yüklenme problemi, dinamik programlama, gevşetilmiş Lagrange ve benzetimli tavlama yöntemi kullanılarak çözülmüştür. Dinamik programlama yöntemi, minimum ... 
Comparative Solution of Unit Commitment Problem Using Three Different Methods
Kurban, Mehmet; Başaran Filik, Ümmühan (Gazi University, Fac Engineering Architecture, 2009)In this paper, unit commitment problem which is an important subject in power system optimization, is solved by using dynamic programming, Lagrange relaxation, and simulated annealing methods. Dynamic programming method ... 
A Comparative Study of Three Different Mathematical Methods for Solving the Unit Commitment Problem
Kurban, Mehmet; Başaran Filik, Ümmühan (Hindawi Publishing Corporation, 2009)The unit commitment (UC) problem which is an important subject in power system engineering is solved by using Lagragian relaxation (LR), penalty function (PF), and augmented Lagrangian penalty function (ALPF) methods due ... 
Efficiency Analysis of the Solar Tracking Pv Systems in Eskişehir Region
Filik, Tansu; Başaran Filik, Ümmühan (2017)In this study, efficiency analysis of the solar tracking photovoltaic (PV) system in Eskişehir region is considered for onsite real solar power generation values. It is shown that the tracking system's power generations ... 
Estimation methods of global solar radiation, cell temperature and solar power forecasting: A review and case study in Eskisehir
Ayvazoğlüyüksel, Özge; Başaran Filik, Ümmühan (PergamonElsevier Science LTD, 2018)Solar energy is the most important energy resource that has become an efficient solution to the world's energy challenges. Accurate knowledge of global solar radiation and cell temperature are required for solar photovoltaic ... 
Feasible Modified Subgradient Method for Solving the Thermal Unit Commitment Problem as a New Approach
Başaran Filik, Ümmühan; Kurban, Mehmet (Hindawi LTD, 2010)The Lagrangian relaxation (LR) based methods are commonly used to solve the thermal unit commitment (UC) problem which is an important subject in power system engineering. The main drawback of this group of methods is ... 
Hourly Forecasting of Long Term Electric Energy Demand Using Novel Mathematical Models and Neural Networks
Başaran Filik, Ümmühan; Gerek, Ömer Nezih; Kurban, Mehmet (Icic Int, 2011)In this work, hourly forecasting of long term electric energy demand is achieved using mathematical models and Artificial Neural Network (ANN) approaches. Previous works regarding energy demand forecasting either treated ... 
A Hysteresis Model for Fixed and Sun Tracking Solar PV Power Generation Systems
Başaran Filik, Ümmühan; Filik, Tansu; Gerek, Ömer Nezih (MDPI, 2018)In this study, a new solar photovoltaic (PV) panel output power model is proposed. The model is constructed as a function of ambient temperature and solar radiations for two types (fixed panel and sun tracking panel) of ... 
KısaDönem Rüzgâr Hızının Tahmininde Otoregresif ve Yapay SinirAğları Tabanlı Yeni Bir Hibrit Yaklaşım
Başaran Filik, Ümmühan; Filik, Tansu (2017)Rüzgâr enerjisinin elektrik şebekesine entegrasyonu, ekonomik dağıtımı için ayrıca rüzgâr türbinlerinin güvenli işletilebilmesi (kontrolü) için kısadönem rüzgâr hızı tahmini önemli bir konudur. Rüzgâr hızının anlık ... 
Neural and mathematical modeling approaches for hourly long term loadforecasting
In this work, a mathematical model and an Artificial Neural Network (ANN)approach are constructed for the hourly forecasting of long term electric energydemand. Unlike former studies, these methods produce long term load ... 
A new approach for next day load forecasting integrating Artificial Neural Network model with Weighted Frequency Bin Blocks
Kurban, Mehmet; Başaran Filik, Ümmühan (SpringerVerlag Berlin, 2008)In this study, a new method is developed for the next day load forecasting integrating Artificial Neural Network(ANN) model with Weighted Frequency Bin Blocks (WFBB). After the WFBB is applied to all data, the results ... 
A New Hybrid Approach for Wind Speed Prediction Using Fast Block Least Mean Square Algorithm and Artificial Neural Network
Başaran Filik, Ümmühan (Hindawi LTD, 2016)A new hybrid wind speed prediction approach, which uses fast block least mean square (FBLMS) algorithm and artificial neural network (ANN) method, is proposed. FBLMS is an adaptive algorithm which has reduced complexity ... 
Next Day Load Forecasting Using Artificial Neural Network Models With Autoregression and Weighted Frequency Bin Blocks
Kurban, Mehmet; Başaran Filik, Ümmühan (Icic International, 2009)In this study, two different hybrid approaches based on Artificial Neural Network (ANN) models with Autoregressive (AR) method and Weighted Frequency Bin Blocks (WFBB), are used for next day load forecasting. To compare ... 
A novel modeling approach for hourly forecasting of longterm electric energy demand
Başaran Filik, Ümmühan; Gerek, Ömer Nezih; Kurban, Mehmet (PergamonElsevier Science LTD, 2011)In this study, a novel mathematical method is proposed for modeling and forecasting electric energy demand. The method is capable of making longterm forecasts. However, unlike other longterm forecasting models, the ... 
Optimal power flow analysis of the 22bus 380kV interconnected power system in Turkey
Başaran Filik, Ümmühan; Kurban, Mehmet (IEEE, 2006)In this paper, the Newton based optimal power now analysis (OPF) implemented using MATLAB (R) is applied for the 22bus interconnected power system in Turkey which consists of 8 generation and 14 load bus connected each ... 
Parameters and power flow analysis of the 380 kV interconnected power system in Turkey
Kurban, Mehmet; Başaran Filik, Ümmühan (2006)This paper presents all the general overview of the interconnected power system in Turkey which consists of 30 generation and 35 load buses, totaling 65 buses connected each other with 380kV power transmission lines. Also ... 
Parameters and power flow analysis of the 380kV interconnected power system in Turkey
Kurban, Mehmet; Başaran Filik, Ümmühan (IEEE, 2006)This paper presents all the general overview of the interconnected power system in Turkey which consists of 30 generation and 35 load buses, totaling 65 buses connected each other with 380kV power transmission lines. Also ... 
Power Output Forecasting of a Solar House by Considering Different Cell Temperature Methods
Ayvazoğlüyüksel, Özge; Başaran Filik, Ümmühan (IEEE, 2017)Forecasting of power generation is needed for accurate design and performance evaluation of solar energy systems to associate demand and source side dynamics efficiently. Since the power output values of solar energy systems ... 
ShortTerm Wind Speed Prediction Using Several Artificial Neural Network Approaches in Eskisehir
Duran, Mert Alper; Başaran Filik, Ümmühan (IEEE, 2015)Due to the negative environmental impact of using fossil energy sources and depletion of fossil fuels, the alternative energy sources are being searched all over the world. Since wind energy is clean and renewable, the ...