Güncel Gönderiler: Elektrik-Elektronik Mühendisliği
Toplam kayıt 297, listelenen: 221-240
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Production of new electromagnetic wave shielder mortar using waste mill scales
(Elsevier, 2020)Electromagnetic (EM) wave shielder mortar can be produced by mixing cement, natural limestone, tap water with mill scale (mill scale-I and mill scale-II) which is one of the biggest disposal area problems of the iron-steel ... -
Filtering two-element waveguide antenna array based on solely resonators
(Elsevier, 2020)This paper presents a design approach of a filtering antenna arrays based on the coupling matrix theory. The approach generates filtering functionality using the resonating array radiating elements and the resonator based ... -
Investigation of the mechanic, electromagnetic characteristics and shielding effectiveness of concrete with boron ores and boron containing wastes
(Elsevier, 2020)In this study, mechanical properties electromagnetic (EM), and shielding effectiveness of concrete samples containing boron product and wastes was investigated in details. In order to increase shielding effectiveness of ... -
Synergetic effect of waste tire rubber and mil scale on electromagnetic wave attenuation properties of new generation mortar
(Elsevier, 2020)In this study, the behaviors of cement based building materials containing a certain amount of crumb rubbers (CR) and mill scales as additives were explored. For this purpose, five different CR content by volume of the ... -
PCB mikroşerit dipol ve monopol antenlerin kullanıldığı çok portlu sistemlerde metamalzeme ile yalıtımın iyileştirilmesi
(2018)Bu çalışmada, dipol ve monopol antenlerin bulunduğu iki portlu anten sistemlerindeki izolasyonuniyileştirilmesi gerçeklenmiştir. Bu amaç için 2.4 GHz ve 6 GHz frekanslarında çalışan dipol antenler ile2.438 GHz ve 1.706 GHz ... -
Kompozit Özlü Alüminyum İletkenlerin (ACCC) üretilmesi ve iletkenliğinin yükseltilmesi için yapılan çalışmalar
(2018)Bu çalışmada kompozit özlü alüminyum iletkenlerin (ACCC) üretilmesi ve iletkenliğinin yükseltilmesi içinyapılan işlemler araştırılmıştır Elektrik enerjisi taleplerinin büyümesiyle birlikte iletim hatlarınınkapasitesinin ... -
Çelik lif ile güçlendirilmiş betonlarda lif yönünü ve dağılımını belirlemede yeni bir yaklaşım
(Çukurova Üniversitesi Mühendislik-Mimarlik Fakültesi Dergisi, 2016)Beton, basınç dayanımı yüksek, çekme dayanımı düşük, gevrek bir malzemedir. Beton içerisinde lifli malzemelerin kullanılması betonun eğilme dayanımını, çekme dayanımını, darbe dayanımını, yorulma direncini, yangın ve ... -
Akaryakıt sektörü için metamalzeme tabanlı sensör tasarımı ve uygulaması
(Kırıkkale Üniversitesi, 2017)Metamalzemelerin sinyal emilimi, anten, sensör, süper lens vb. birçok uygulama alanı bulunmaktadır. Bu çalışmada ise metamalzemelerin sensör alanındaki önemli uygulamalarından birine değinilmiştir. Bu uygulama, akaryakıt ... -
PID parametrelerinin ayarlama yöntemleri: 2. derece sistem modeline uygulanması ve karşılaştırmalı olarak değerlendirilmesi
(Çukurova Üniversitesi Mühendislik-Mimarlik Fakültesi Dergisi, 2015)PID denetleyiciler, özellikle ayarlanacak parametrelerinin az olması ve yüksek başarımı nedeniyle negatif geri beslemeli kontrol sistemlerinde tercih edilmektedir. Literatürde, PID parametrelerinin ayarlanmasına yönelik ... -
Sinter makinesinin örüntü tanıma tabanlı otomatik hız kontrolü
(Dokuz Eylül Üniversitesi Mühendislik Fakültesi Fen ve Mühendislik Dergisi, 2017)Sinter tesisleri, yüksek fırın kullanılarak demir çelik üretimi yapılan entegre demir çelik fabrikalarının önemli bir parçasıdır. Sinter tesislerinin ana bölümlerinden biri olan sinter makinesinde toz cevherin sinterleşmesi ... -
Wave propagations in metamaterial based 2D phononic crystal: Finite element analysis
(Institute of Physics Publishing, 2018)In the present work, the acoustic band structure of a two-dimensional (2D) phononic crystal (PnC) containing composite material were investigated by the finite element method. Two-dimensional PC with triangular and honeycomb ... -
Determination of physical properties of concrete by using microwave nondestructive techniques
(Applied Computational Electromagnetics Society (ACES), 2018)Determination of the electrical properties of concretes with different water/cement ratios and investigation of the relationship between their electrical and mechanical properties is a promising technique towards improving ... -
Parçacık değiştirmeli PSO algoritması
(Institute of Electrical and Electronics Engineers Inc., 2017)Particle swarm optimization (PSO) is a swarm based optimization algorithm to find an optimum solution of a problem. In the present study, a new approach to PSO algorithm is proposed. Instead of using only the best solution ... -
Strong absorption of solar energy by using wide band metamaterial absorber designed with plus-shaped resonators
(World Scientific Publishing Company, 2018)A new metamaterial absorber (MA) having distinct properties than those given in the literature is investigated. Although several designs have been studied for achieving absorption characteristics in single-band, dual-band ... -
A Power Rating and Application Survey of Magnetically Controlled Shunt Reactor
(Institute of Electrical and Electronics Engineers Inc., 2017)MCSR can simplify the system reactive power and voltage control in the super / special high-voltage power grid, suppress power frequency and operation over voltage, eliminating generator self excitation, dynamically ... -
Metamaterial-based fluid sensor for identifying different types of fuel oil samples
(Elsevier, 2018)In this paper, we present, design and analyze a metamaterial (MTM) based sensor to distinguish different types of gasoline and diesel samples. Electromagnetic characterization of the samples is completed experimentally and ... -
Microwave metamaterial absorber for sensing applications
(Elsevier, 2017)A metamaterial absorber (MA) based sensor is designed and analysed for various important applications including pressure, temperature, density, and humidity sensing. Material parameters, as well as equivalent circuit model ... -
New generation chiral metamaterials with small and flat chirality over a certain frequency band based on circular split ring resonators for microwave filter applications
(World Scientific Publishing Co. Pte Ltd, 2016)There are many studies in literature on chiral metamaterials (MTMs) to obtain large chiralities with dynamic optical activities. With this regard, this new generation planar chiral MTM study focuses on a small, non-dispersive ... -
Transmission Line Integrated Metamaterial Based Liquid Sensor
(Electrochemical Society Inc., 2018)In this work, transmission line based metamaterial liquid sensor is proposed to determine the authentic and inauthentic gasoline samples. Proposed structure consists of transmission line integrated metamaterial based ... -
Antenna-based microwave absorber for imaging in the frequencies of 1.8, 2.45, and 5.8 GHz
(The International Society for Optics and Photonics (SPIE), 2018)We propose a microwave imaging structure with GSM, ISM, Wi-Fi, and WiMAX operating frequencies at 1.80, 2.45, and 5.80 GHz, respectively. The suggested structure is based on a microwave antenna-inspired absorber with ...
