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Browsing Elektrik-Elektronik Mühendisliği Bölümü Koleksiyonu by Issue Date

Browsing Elektrik-Elektronik Mühendisliği Bölümü Koleksiyonu by Issue Date

Now showing items 1-20 of 189

Interference suppression of linear antenna arrays by amplitude-only control using a bacterial foraging algorithm

Guney, Kerim; Basbug, Suad (2008)

This paper presents a bacterial foraging algorithm (BFA) for null steering of linear antenna arrays by controlling only the element amplitudes. The BFA is a new evolutionary computing technique based on the foraging behavior ...
Interference suppression of linear antenna arrays by amplitude-only control using a bacterial foraging algorithm

Kerim, Guney (2008)

This paper presents a bacterial foraging algorithm (BFA) for null steering of linear antenna arrays by controlling only the element amplitudes. The BFA is a new evolutionary computing technique based on the foraging behavior ...
Phase-only pattern nulling of linear antenna arrays with the use of a bacterial foraging algorithm

Guney, Kerim; Başbuğ, Suad (2008)

In this paper, a bacterial foraging algorithm (BFA) has been used for null steering in the antenna radiation pattern by controlling only the element phases of a linear array. The BFA is an optimization algorithm based on ...
Yürüyen dalga tip ultrasonik motor hız denetimi benzetimi

Demirtaş, Mehmet; Bal, Güngör; Çolak, İlhami; Yeşilbudak, Mehmet (2009)

Günümüzde teknolojik gelişmelere ve endüstriyel uygulamalara paralel olarak, elektrik motorlarının kalite ve çeşitliliğinin geliştirilmesi konusu önem kazanmıştır. Endüstride kullanılacak yeni motorların yüksek hız, yüksek ...
Design of an intelligent decision making system for a travelling wave ultrasonic motor

Colak, Ilhami; Bayindir, Ramazan; Kahraman, Hamdi Tolga; Yeşilbudak, Mehmet (2009)

In this study, an intelligent decision making system which determines the compatibility of operating parameters has been designed for the travelling wave ultrasonic motor (TWUSM). The system designed converts input parameters ...
A plant growth simulation algorithm for pattern nulling of linear antenna arrays by amplitude control

Guney, Kerim; Basbug, Suad (2009)

A method based on plant growth simulation algorithm (PGSA) is presented for pattern nulling by controlling only the element amplitudes of linear antenna array. The PGSA is a new and highly efficient random search algorithm ...
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 ...
Design and simulation of a drive system for speed control of travelling wave ultrasonic moto

Colak, Ilhami; Demirtas, Mehmet; Bayindir, Ramazan; Yeşilbudak, Mehmet (2010)

This paper presents a low cost, user friendly and effective drive system for the speed control of travelling wave ultrasonic motor (TWUSM). Driving frequency and voltage were used as control inputs in the speed control. ...
An agglomerative hierarchical clustering tool for renewable energy sources

Colak, Ilhami; Kabalci, Ersan; Bulbul, Halil Ibrahim; Yeşilbudak, Mehmet (2011)

The wind power based energy generation technologies are intensively studied in renewable energy generation issues since last century. The main demands directed to a renewable energy source are being reliable, sustainable ...
Design of a parameter determination system for non-isolated converter topologies

Colak, Ilhami; Irmak, Erdal; Kabalci, Ersan; Yeşilbudak, Mehmet (2011)

Nowadays, power electronics systems developed need small size, reliable, high quality and efficient switch mode power supplies. However, switch mode power supplies also require determining the operating parameters accurately ...
A novel intelligent decision support tool for average wind speed clustering

Colak, Ilhami; Kabalci, Ersan; Kahraman, Hamdi Tolga; Yeşilbudak, Mehmet (2011)

The utilization ratio of wind energy, which is one of the renewable energy sources, is increased around 25% since last 15 years. However, the parameters such as performance of wind turbines and climate features are not ...
An intelligent approach for speed stability analysis of a travelling wave ultrasonic motor based on genetic k-NN algorithm

Colak, Ilhami; Sagiroglu, Seref; Kahraman, Hamdi Tolga; Yeşilbudak, Mehmet (2011)

Driving voltage, driving frequency, phase difference and operating temperature are the parameters which affect the speed stability of a travelling wave ultrasonic motor (TWUSM). The weight coefficients of these parameters ...
An intelligent decision support tool for a travelling wave ultrasonic motor based on k-nearest neighbor algorithm

Colak, Ilhami; Sagiroglu, Seref; Kahraman, Hamdi Tolga; Yeşilbudak, Mehmet (2011)

Driving frequency, amplitude and phase difference of two-phase sinusoidal voltages are the input parameters which have influence on speed stability of travelling wave ultrasonic motors (TWUSMs).These parameters are also ...
Veri madenciliğinde nesne yönelimli birleştirici hiyerarşik kümeleme modeli

Yeşilbudak, Mehmet; Kahraman, Hamdi Tolga; Karacan, Hacer (2011)

Veri madenciliği alanında farklı kullanım amacına sahip çok sayıda teknik mevcuttur. Son yıllarda sıklıkla kullanılan tekniklerden biri de birleştirici hiyerarşik kümeleme analizidir. Bu çalışmada nesne yönelimli birleştirici ...
Bacterial foraging algorithm for null synthesizing of linear antenna arrays by controlling only the element positions

Guney, Kerim; Başbuğ, Suad (2011)

A method based on the bacterial foraging algorithm (BFA) for the pattern synthesis of linear antenna arrays with the prescribed nulls is presented. Nulling of the pattern is achieved by controlling only the element positions. ...
Seeker optimization algorithm for interference suppression of linear antenna arrays by controlling position‐only, phase‐only, and amplitude‐only

Guney, Kerim; Başbuğ, Suad (2011)

In this article, a stochastic search technique based on seeker optimization algorithm (SOA) is proposed for null steering of linear antenna arrays by controlling the position‐only, phase‐only, and amplitude‐only. The SOA ...
Ultrasonik motorun hız denetimine frekans ve faz farkının etkilerinin incelenmesi

Altan, Gencer (6TH INTERNATIONAL ADVANCED TECHNOLOGIES SYMPOSIUM (IATS'11), 2011-05-16)

—Changing techniques of driving frequency, voltage amplitude, phase difference between two phase voltages are used in speed control of ultrasonic motors. In this study, required simulation has been achieved with ...
Data mining and wind power prediction: A literature review

Colak, Ilhami; Sagiroglu, Seref; Yeşilbudak, Mehmet (2012)

Wind power generated by wind turbines has a non-schedulable nature due to the stochastic nature of meteorological conditions. Hence, wind power predictions are required for few seconds to one week ahead in turbine control, ...
Excitation current forecasting for reactive power compensation in synchronous motors: A data mining approach

Bayindir, Ramazan; Colak, Ilhami; Sagiroglu, Seref; Yeşilbudak, Mehmet (2012)

Excitation current of a synchronous motor has a key role in reactive power compensation. For this purpose, the k-nearest neighbor (k-NN) classifier designed in this paper predicts the excitation current parameter using ...
Prediction of solar radiation using meteorological data

Demirtas, Mehmet; Sagiroglu, Seref; Colak, Ilhami; Yeşilbudak, Mehmet (2012)

Solar radiation prediction has a great importance in electricity generation from solar energy and helps to size photovoltaic power systems. Therefore, the solar radiation parameter was predicted at 10-min intervals in this ...

Browsing Elektrik-Elektronik Mühendisliği Bölümü Koleksiyonu by Issue Date

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