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Elektrik-Elektronik Mühendisliği Bölümü
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Elektrik-Elektronik Mühendisliği Bölümü Koleksiyonu
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Recent submissions

Elektrik-Elektronik Mühendisliği Bölümü Koleksiyonu: Recent submissions

Toplam kayıt 189, listelenen: 81-100

Very-short term estimation of global horizontal irradiance using data mining methods

Colak, Medine; Bayindir, Ramazan; Yeşilbudak, Mehmet (2018)

Solar energy is one of the safe, clean and environment-friendly renewable energy sources. In solar energy systems, it is important to obtain the maximum solar irradiance during the day, predict the solar energy generation ...
Main barriers and solution proposals for communication networks and information security in smart grids

Colak, Ilhami; Yeşilbudak, Mehmet (2018)

The energy market in the world suffers from the lack of energy security and therefore the smart grids appear one of the feasible infrastructures to fill the future gap between energy supply and demand. However, there are ...
Güç sistemlerinde meta-sezgisel yöntemlerle bir optimizasyon çalışması

Ermiş, Salih; Yeşilbudak, Mehmet; Bayındır, Ramazan (2019)

Güç sistemlerinde optimizasyon, enerjinin verimli, kaliteli ve kesintisiz olarak sağlanması için üzerinde çalışılması gereken en önemli konulardan biridir. Optimizasyonda, sistemdeki yük değerine göre generatör üretim ...
Multi-time series and multi-time scale modelling for wind speed and wind power forecasting-Part I: Statistical models, very short-term and short-term applications

Colak, Ilhami; Sagiroglu, Seref; Kabalci, Ersan; Bulbul, Halil Ibrahim; Yeşilbudak, Mehmet (2015)

This study concentrates on multi-time series and - time scale modeling in wind speed and wind power forecasting. Different statistical models along with different time horizons are analyzed and evaluated broadly and ...
k-means partition of monthly average insolation period data for Turkey

Colak, Ilhami; Bayindir, Ramazan; Yeşilbudak, Mehmet (2016)

Solar power penetration has made the site-specific energy ratings an essential necessity for utilities, independent systems operators and regional transmission organizations. Since, it leads to the reliable and efficient ...
Peak point detection of phase-to-phase effective voltages for smart grids: A comparative study

Colak, Alperen Mustafa; Shibata, Yuichiro; Kurokawa, Fujio; Ermis, Salih; Bayindir, Ramazan; Yeşilbudak, Mehmet (2017)

Smart grid systems include many different power sources such as renewable and fossil energy basis. While collecting all type of energy on the grid, phase order, frequency, maximum voltage value and synchronization time of ...
Very-short term modeling of global solar radiation and air temperature data using curve fitting methods

Colak, Medine; Bayindir, Ramazan; Bulbul, Halil Ibrahim; Yeşilbudak, Mehmet (2017)

The development of renewable energy technologies is an inevitable requirement to cope with environmental, economic and political challenges. Solar energy is regarded as one of the most promising types among renewable energy ...
A novel application of Naïve Bayes classifier in photovoltaic energy prediction

Bayindir, Ramazan; Colak, Medine; Genc, Naci; Yeşilbudak, Mehmet (2017)

Solar energy is one of the most affordable and clean renewable energy source in the world. Hence, the solar energy prediction is an inevitable requirement in order to get the maximum solar energy during the day time and ...
Integration challenges and solutions for renewable energy sources, electric vehicles and demand-side initiatives in smart grids

Colak, Ayse; Yeşilbudak, Mehmet (2018)

As a result of the rapid increase on electricity demand and power system expansion worldwide, smart grids have emerged as an opportunity for the modernization of traditional grids. Nevertheless, there are many technical ...
Performance comparison of different machine learning algorithms on the prediction of wind turbine power generation

Eyecioglu, Onder; Hangun, Batuhan; Kayisli, Korhan; Yeşilbudak, Mehmet (2019)

Over the past decade, wind energy has gained more attention in the world. However, owing to its indirectness and volatility properties, wind power penetration has increased the difficulty and complexity in dispatching and ...
Optimal power flow using artificial bee colony, wind driven optimization and gravitational search algorithms

Ermis, Salih; Bayindir, Ramazan; Yeşilbudak, Mehmet (2019)

In this study, artificial bee colony, wind driven optimization and gravitational search algorithms are employed in order to solve the optimal power flow problem. The proposed optimization approaches are tested on the ...
Monthly electrical energy consumption modeling using ant lion optimizer

Sagliyan, Ozge; Colak, Ayse; Yeşilbudak, Mehmet (2019)

This study concentrates on the application of ant lion optimizer in the monthly electrical energy consumption modeling. For this purpose, daily electrical energy consumption recorded for spring and summer seasons of Turkey ...
Decision tree classification of daily total photovoltaic energy generation data considering meteorological conditions

Ayedi, Faten; Colak, Ilhami; Genc, Naci; Yeşilbudak, Mehmet (2019)

With the increasing penetration rate of photovoltaic systems in the power grid, there has been a remarkable interest in photovoltaic power prediction. Since, accurate predictions handle the volatile characteristics of solar ...
Güç sistemlerinde gerilim kararlılığını etkileyen faktörler

Bayındır, Ramazan; Yeşilbudak, Mehmet; Çetinkaya, Ümüt (2015)

Teknolojik gelişmeler sonucunda elektrik enerjisine olan talep her geçen gün artmaktadır. Arz-talep güvenliğinin sağlanabilmesi için üretim, iletim ve dağıtım sistemlerinde sürekli yeni yatırım ve yenilikler yapılmaktadır. ...
Farklı bara sayısına sahip güç sistemlerinde yük akışı analiz metotlarının karşılaştırılması

Yeşilbudak, Mehmet; Ermiş, Salih; Bayındır, Ramazan (2017)

Günümüzde, artan enerji talebine paralel olarak üretim ve tüketim noktaları sürekli artmakta ve güç sistemleri hızla büyümektedir. Ancak, güç sistemlerinin güvenli, verimli ve devamlılığı sağlayacak bir şekilde planlanması, ...
Ankara ilinin uzun dönem global güneş ışınım şiddeti, güneşlenme süresi ve hava sıcaklığı verilerinin analizi ve eğri uydurma metotlarıyla modellenmesi

Yeşilbudak, Mehmet; Çolak, Medine; Bayındır, Ramazan (2018)

Güvenli, çevre dostu ve sürdürülebilir olan fotovoltaik enerji sistemlerinin kurulumlarında solar parametreler hakkındaki bilgiler önemlidir. Bu çalışmada, öncelikle, Ankara ilinin uzun dönem global güneş ışınım şiddeti, ...
Kullanıcı merkezli interaktif veri madenciliği: Bir literatür taraması

Karacan, Hacer; Yeşilbudak, Mehmet (2010)

Günümüzde birçok veri madenciliği modeli, veri tabanlarında gizli kalmış örüntülerin otomatik olarak elde edilmesi ve veri analiz sürecinin verimliliğine önem vermektedir. Ancak, örüntülerin sadece veri madenciliği ...
Implementation of novel hybrid approaches for power curve modeling of wind turbines

Yeşilbudak, Mehmet (2018)

In wind energy conversion systems, a power curve links the wind speed to the power produced by a wind turbine and an accurate power curve model helps wind power providers to capture the performance of wind turbines. For ...
A novel power curve modeling framework for wind turbines

Yeşilbudak, Mehmet (2019)

This paper presents two main novelties concerning power curve modeling of wind turbines. First novelty lies in the hybridization of 5 widely-used parametric functions and 8 recently-developed metaheuristic optimization ...
Recognition of wind speed patterns using multi-scale subspace grids with decision trees

Wani, M. Arif; Yeşilbudak, Mehmet (2013)

The wind speed patterns are essential and indispensable requirement for the efficient utilization of the wind power generated by wind turbines. For this reason, this paper proposes a new approach in order to recognize the ...

Toplam kayıt 189, listelenen: 81-100

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