Browsing MF_Yayın Koleksiyonu by Title
Now showing items 32-51 of 111
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Design of laterally restrained web-tapered steel structures through a stiffness reduction method
(Elsevier, 2018)A stiffness reduction method for the design of laterally restrained web-tapered steel structures fabricated through the welding of individual steel plates is presented in this paper. Stiffness reduction functions for welded ... -
Designing a powered combined Otto and Stirling cycle power plantthrough multi-objective optimization approach
(Pergamon-Elsevier Science, 2016)Throughout the recent years, several efforts have been conducted in studying Stirling engine which haveyielded various models for analysis of Stirling engine thermal efficiency and output power. In the presentstudy, the ... -
Determination of Optimal Conditions for Production of Highly Porous Carbon by Chemical Activation Method
(Polish Academy of Sciences Institute of Physics, 2019)Activated carbon is a complex and crude form of graphite. Compared to graphite, activated carbon exhibits an unusual imperfect structure that is tremendously porous ranging from nanopore to milipore sizes. Its ... -
Determining of the optimum performance of a nano scale irreversible Dual cycle with quantum gases as working fluid by using different methods
(Elsevier, 2015)In this paper, a nano scale irreversible Dual cycle working with ideal Bose and Fermi gases is examined. Degeneracy conditions and thermo-size effects on the quantum gases are researched. Thermodynamic analyses of the cycle ... -
Determining Performance of an Irreversible Nano Scale Dual Cycle Operating With Maxwell–boltzmann Gas
(Elsevier, 2016)In last decades, nano technology developed. Since, nano scale thermal cycles will be possibly used in near future. In this study, a nano scale irreversible dual cycle was analyzed thermodynamically. Ideal Maxwell–Boltzmann ... -
Determining performance of an irreversible nano scale dual cycle operating with Maxwell–Boltzmann gas
(Elsevier, 2015)In last decades, nano technology developed. Since, nano scale thermal cycles will be possibly used in near future. In this study, a nano scale irreversible dual cycle was analyzed thermodynamically. Ideal Maxwell-Boltzmann ... -
Development and Assessment of a Practical Stiffness Reduction Method for the in-Plane Design of Steel Frames
(Elsevier, 2016)In this paper, the development and assessment of a stiffness reduction method for the in-plane design of steel frames is presented. The adopted stiffness reduction approach is implemented by reducing the flexural stiffnesses ... -
Discriminative common vector approach based feature selection in face recognition
(Pergamon-Elsevier Science, 2014)A novel feature selection algorithm is proposed, which is related to the Discriminative Common Vector Approach (DCVA) utilized as a means to reduce the computational complexity of the facial recognition problem. The ... -
Dynamic thermo-ecological cost assessment and performance analyses of a multi generation system
(Pergamon-Elsevier Science, 2021)The main objectives of this study are to perform a dynamic thermo-ecological cost (TEC) assessment and performance analyses of a multi generation system using the TRNSYS 18 software package for comparison purposes. The ... -
Ecologic and sustainable objective thermodynamic evaluation of molten carbonate fuel cell-supercritical CO2 Brayton cycle hybrid system
(Pergamon-Elsevier Science, 2017)In last decade, there has been increasing interest about fuel cell-heat engine or refrigeratorhybrid systems. Molten carbonate fuel cells (MCFC) provides an opportunity to be used in ahybrid system because of high temperature ... -
Effect of Activated Carbon Parameters on the Surface Properties of Wheat Straw Residue
(IBCESS, 2016)Activated carbon has perfectly developed porosity, a large surface area (up to 3500 m2 g-1), and modifiable surface chemistry properties and exhibits a comparatively high degree of surface reactivity. Due to these reasons, ... -
Effect of Atmosphere and Temperature Treatment on Leoanarditefor Increasing Humic Acid Yield
(Springer, 2018)Humic acid is a complex molecule including carboxylic, phenolic, alcoholic, and carbonyl fractions in its structure. Addition of this complex structure in soil improves its fertility by increasing its porosity along ... -
Effect of blended cements with natural zeolite and industrial by-products on rebar corrosion and high temperature resistance of concrete
(Elsevier, 2012)In this study, influence of blended cements produced with different types of pozzolans on rebar corrosion and high temperature resistance of concrete was investigated. For this reason, natural zeolite (Z), fly ash (FA), ... -
Effect of microstructure on corrosion behavior of dual-phase steels
(Institute of Materials and Machine Mechanics, 2017)Dual phase (DP) steels with different volume fractions of martensite and epitaxial ferrite were produced in different intercritical annealing temperatures and cooling rates. Corrosion behaviors of four different DP steels ... -
The effect of sintering regime on superhydrophobicity of silicon nitride modified ceramic surfaces
(Taylor & Francis, 2021)The most common method of obtaining a superhydrophobic surface is to create a specific surface morphology and then coat it with a hydrophobic polymer. Numerous such morphological surfaces have been developed but are often ... -
Effectiveness of Ti-micro alloying in relation to cooling rate on corrosion of AZ91 Mg alloy
(Elsevier, 2016)In this study, micro Ti-alloyed AZ91 Mg alloys (AZ91 þ 0.5wt.%Ti) have been investigated in order to clarify effectiveness of micro alloying and/or cooling rate on their corrosion properties. Molten alloys were solidified ... -
Effects of titanium addition on mechanical and corrosion behaviours of AZ91 magnesium alloy
(Elsevier, 2011)The mechanical properties and corrosion behaviour of AZ91 magnesium alloy containing 0.2–0.5wt.%Ti were investigated in this study. Results demonstrate that the enhancement of the ultimate tensilestrength by 18% and yield ... -
Energy consumption, mechanical and metallographic properties of cryogenically treated tool steels
(De Gruyter, 2023)This article examines energy consumption, microstructure, mechanical properties, and the change in the wear amount during the machining of GGG-42 cast iron material with two types of guide cutting tool produced by ... -
Enrichment and Determination of Ni2+ions in Water Samples with Adiamino-4-(4-nitro-phenylazo)-1H-pyrazole (PDANP) by Using FAAS
(Elsevier, 2010)Nickel, as a heavy metal, is toxic for many living species. Thus, the determination of trace amounts of nickelin environmental samples is of great importance. In the present study, new, sensitive, simple and validatedsolid ... -
Entransy analysis of irreversible Carnot-like heat engine and refrigeration cycles and the relationships among various thermodynamic parameters
(Pergamon-Elsevier Science, 2014)Because of the energy needs of the world and the issues involved with global warming, analyzing andoptimizing power cycles have increased in importance. In this paper, the concepts of entransy dissipation,entropy generation, ...
