Güncel Gönderiler: Fakülteler
Toplam kayıt 1807, listelenen: 1201-1220
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Determination of the liquid chemicals depending on the electrical characteristics by using metamaterial absorber based sensor
(Elsevier, 2019)In this paper, the metamaterial absorber based chemical sensor has been designed and measured experimentally. The proposed structure composed of gammadion copper resonator on the top of the FR4 substrate. There is an air ... -
Intelligent control of high energy efficient two-stage battery charger topology for electric vehicles
(Pergamon-Elsevier Science Ltd, 2019)The energy efficiency of the battery charging system directly affects the distance which electric vehicles can get with per charge process. In addition, reducing current harmonics distortion (THD) increases the electrical ... -
Impulsive Modelling of Noise for OFDM Systems in Power Line Communication: A Necessity or a Redundant Task?
(Springer Singapore Pte, 2020)In Power Line Communication, variations in the characteristics of power lines and additive noise reduce the efficiency of Orthogonal Frequency Division Multiplexing (OFDM), and that makes channel estimation essential. The ... -
Macro-benthic invertebrates associated with the black sponge Sarcotragus foetidus (Porifera) in the Levantine and Aegean Seas, with special emphasis on alien species
(Academic Press Ltd- Elsevier Science Ltd, 2019)The fauna associated to the sponge Sarcotragus foetidus was studied in two eco-regions of the Mediterranean Sea, the Aegean and Levantine Seas. A total of 134 species belonging to 8 taxonomic groups were determined. Different ... -
Parametric Optimisation of an ORC in a Wood Chipboard Production Facility to Recover Waste Heat Produced from the Drying and Steam Production Process
(Mdpi, 2019)The wastes in wood industries (waste chips) are commonly used as fuel for burners to produce steam and to use the remaining heat in the drying process. However, in spite of that, there is a considerable amount of heat ... -
Development of molecular imprinted sensor including graphitic carbon nitride/N-doped carbon dots composite for novel recognition of epinephrine
(Elsevier, 2019)The presence of epinephrine is crucial factor relating to several chronic diseases such as hypertension and myocardial infarction. Due to these significant problems, electrochemical recognition based on graphitic carbon ... -
Simultaneous tailplane of small UAV and autopilot system design
(Emerald Group Publishing Ltd, 2019)Purpose The purpose of this paper is to rise the autonomous flight performance of the small unmanned aerial vehicle (UAV) using simultaneous tailplane of UAV and autopilot system design. Design/methodology/approach A small ... -
Friction and wear behavior of epoxy composite filled with industrial wastes
(Elsevier Sci Ltd, 2019)Waste utilization is an important alternative to reduce disposal costs, potential environmental pollution problems, decrement of natural resources and production costs. In this study, it is aimed to create a different usage ... -
Analysis of combined passively and actively morphing blade root chord length and blade taper for helicopter control
(Emerald Group Publishing Ltd, 2019)Purpose The purpose of this study is to examine the effect of passive and active morphing of blade root chord length and blade taper on the control effort of the flight control system (FCS) of a helicopter. Design/method ... -
A socio-ecological approach to improve industrial zones towards eco-industrial parks
(Academic Press Ltd- Elsevier Science Ltd, 2019)One of the concrete examples of industrial symbiosis development is eco-industrial parks, which improves resource efficiency and minimizes environmental impacts by adopting models for waste exchanges between industries. ... -
The CAFA challenge reports improved protein function prediction and new functional annotations for hundreds of genes through experimental screens
(Bmc, 2019)Background The Critical Assessment of Functional Annotation (CAFA) is an ongoing, global, community-driven effort to evaluate and improve the computational annotation of protein function. Results Here, we report on the ... -
Virtual Park-based control strategy for grid-connected inverter interfaced renewable energy sources
(Inst Engineering Technology-Iet, 2019)Unbalanced grid faults are the most severe perturbations which degrade the performance of grid-connected inverter interfaced renewable energy sources (IIRESs). In this regard, this study proposes a novel control strategy ... -
Experimental study of butane adsorption on coconut based activated carbon for different gas concentrations, temperatures and relative humidities
(Taylor & Francis Ltd, 2020)In this paper, the adsorption behaviour of activated carbon was investigated experimentally for changing butane concentration, temperature and relative humidity. Throughout the study, the coconut-based activated carbon was ... -
A numerical approach to solve the model of an electromechanical system
(Wiley, 2018)In this paper, the model of an electromechanical system, which is a system of linear differential equations, is studied. Haar wavelet collocation method (HWCM) is applied for finding the approximate solution of the model. ... -
Experimental Verification of Cell Shape-Collapse Relationships in Metallic Foams by Photoelasticity Method
(Gazi University, 2019)In the present study, the effect of cell morphology on mechanical properties in metallic foams with Al based closed cells was examined. AlSi8Mg0.8 alloyed metallic foam materials were produced by the Powder Metallurgy (PM) ... -
Improved MPPT method to increase accuracy and speed in photovoltaic systems under variable atmospheric conditions
(Elsevier Sci Ltd, 2019)The changes in temperature and radiation cause visible fluctuations in the output power produced by the photovoltaic (PV) panels. It is essential to keep the output voltage of the PV panel at the maximum power point (MPP) ... -
Syntheses and Characterization of Benzotriazole, Thienopyrroledione, and Benzodithiophene Containing Conjugated Random Terpolymers for Organic Solar Cells
(Electrochemical Society Inc., 2019)Two random terpolymers bearing alkoxy-benzodithiophene as an electron-rich unit and N-octylthieno[3,4,c]pyrrole-4,6-dione (TPD) as an electron deficient group with thiophene and selenophene pi bridges, were synthesized and ... -
Kablosuz algılayıcı ağlarda küme başı kapsama alanının farklı ağ boyutları ve düğüm sayıları altında ağ yaşam süresine etkisi
(Gazi University, 2019)The problem of energy efficiency due to the limited resources in Wireless Sensor Networks (WSNs) has made cluster-based architectures widespread use in these networks. The studies in literature regarding WSNs aim to make ... -
Improved instantaneous power theory based current harmonic extraction for unbalanced electrical grid conditions
(Elsevier Science Sa, 2019)This paper presents a novel harmonic extraction method named as "virtual input signal based instantaneous power theory (VIS-IPT)". In this study, VIS-IPT is tested in a shunt active power filter (SAPF) for improving the ...
