Browsing MF_Yayın Koleksiyonu by Title
Now showing items 69-88 of 111
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Microstructure properties of waste tire rubber composites: an overview
(Review, 2015)More than 1.5 billion tires are produced worldwide per year. This causes environmental pollution in the nature. Studies have shown that scrap tire rubbers can be used as aggregates in concrete mixtures and as modifiers in ... -
Models for optimum thermo-ecological criteria of actual thermal cycles
(Vinca Inst Nuclear SCI, 2013)In this study, the ecological optimization point of irreversible thermal cycles (refrigerator, heat pump, and power cycles) was investigated. The importance of ecological optimization is to propose a way to use fuels and ... -
De Moivre Eşitliği ve Trigonometrik İlişkiler ile Gerçeklenen Sayısal Kontrollü Osilatör
(IEEE, 2015)Sayısal haberleşme sistemlerinde önemli bir yere sahip olan sayısal kontrollü osilatörlerde, kontrol edilebilirlik ve kararlılık özellikleri nedeniyle tablo tabanlı yapılar tercih edilmektedir. Bu çalışma, faz artımı ... -
De Moivre Eşitliğini Kullanan Sayısal Osilatör
(IEEE, 2015)Sayısal haberleşme sistemlerinde frekansı sayısal kontrollü sinüsoidal işaret üretimi için, kararlılık ve kontrol edilebilirliklerinden dolayı, hafıza tabanlı işaret üreteçleri kullanılmaktadır. İşaretlerdeki kalite ... -
Multipllier- free Raised-cosine Filter for Binary Streams Using DDS
(IEEE, 2014)Raised-Cosine filters with over-sampled input/output are used to limit spectral bandwidth of the communication signals. Over-sampling inherently increases the number of required components in FIR filters. We aimed to reduce ... -
A New Classification Approach with Deep Mask R-CNN for Synthetic Aperture Radar Image Segmentation
(Kaunas University of Technology, 2020)In this paper, a hybrid classification approach which is combined with a more deep mask regionconvolutional neural network and sparsity driven despeckling algorithm is proposed for synthetic aperture radar (SAR) image ... -
A new estimation approach based on moments for estimating Weibullparameters in wind power applications
(Pergamon-Elsevier Science, 2018)This study introduces a new estimation approach that could be used in calculating the Weibull parameters for the estimation of wind power. This new approach, called the method of multi-objective moments (MUOM), proposes ... -
New thermodynamic analysis and optimization of performance of an irreversible diesel cycle
(Wiley, 2017)In this study, an irreversible Diesel cycle is investigated based on entransy method and optimization conducted by considering various scenarios. Entransy expressed as a heat transfer potential of a subject and it has begun ... -
A Numerically Controlled Oscillator Based on De Moivre's Identity and Linear Approximation
(IEEE, 2015)Discrete sinusoidal quadrature signal generators whose output frequency is numerically and instantaneously controlled are in widespread use in digital communication systems. In this paper, a numerically controlled ... -
On compact operators and some EulerB(m)-difference sequence spaces
(Elsevier, 2011)Altay and Basar (2005) [1] and Altay, Basar and Mursaleen (2006) [2] introduced the Euler sequence spaces e(0)(t), e(c)(t) and e(infinity)(t). Basarir and Kayikci (2009) [3] defined the B-(m)-difference matrix and studied ... -
On compact operators on the Riesz B-m-difference sequence space
(Springer, 2012)In this paper, we give the characterization of some classes of compact operators given by matrices on the normed sequence space rpq(Bm), which is a special case of the paranormed Riesz Bm-difference sequence space rq, (p, ... -
On the axial vibration of carbon nanotubes with different boundary conditions
(Wiley, 2014)In this reported work, the free axial vibration response of carbon nanotubes (CNTs) with arbitrary boundary conditions is studied based on the non-local elasticity theory. Using Fourier sine series together with ... -
On the mth order difference sequence space of generalized weighted mean and compact operators
(Springer, 2013)In this article, using generalized weighted mean and difference matrix of order m, we introduce the paranormed sequence space l(u, v, p; Delta((m))), which consist of the sequences whose generalized weighted Delta((m))-difference ... -
Parametric investigation of phosphoric acid fuel cell - Thermally regenerative electro chemical hybrid system
(Elsevier, 2018)In this paper, a phosphoric acid fuel cell (PAFC) – thermally regenerative electro-chemical cycle (TREC) hybrid system is investigated in terms of the different parameters including ecological function for different ... -
Performance analysis of irreversible molten carbonate fuel cell-Braysson heat engine with ecological objective approach
(Pergamon-Elsevier Science, 2017)An irreversible hybrid molten carbonate fuel cell-Braysson heat engine is taken into account. Basic thermodynamics parameters including power output, efficiency and exergy destruction rate are considered. In addition ... -
Performance Analysis of Irreversible Solid Oxide Fuel Cell-Brayton Heatengine with Ecological Based Thermo-environmental Criterion
(Pergamon-Elsevier Science, 2017)An irreversible hybrid solid oxide fuel cell (SOFC)-Brayton heat engine system is taken into account in this study. Ecological based thermoenvironmental function is considered to assess the performance of the system as ... -
Performance assessment of an irreversible nano Brayton cycle operating with Maxwell-Boltzmann gas
(Springer Heidelberg, 2015)In the last decades, nano-technology has been developed very fast. According to this, nanocycle thermodynamics should improve with a similar rate. In this paper, a nano-scale irreversible Brayton cycle working with helium ... -
Power Converter-Based Three-Phase Nonlinear Load Emulator for a Hardware Testbed System
(IEEE, 2014)A three-phase nonlinear load emulator using a power electronic converter is presented in this study. The proposed nonlinear load emulator is intended to be used in an ultrawide-area grid transmission network emulator, also ... -
Preparation and Characterization of High Purity Silica Obtained from Rice Husks
(Polish Academy of Sciences Institute of Physics, 2017)Although SiO2 is produced mostly from mineral sources like quartz, it has recently been obtained from lignocellulosic natural resources, such as rice husk (hull). Several methods for extracting silica (SiO2) from rice husks ... -
Properties of Concrete Pavements Produced With Different Type of Fibers
(Turkish Chemical Society, 2017)Researches demonstrate that fibers boost performance of concrete incredibly. It’s determined that in literature steel fibers increase flexural strength and energy absorption capacity of the cementitious composites. However ...