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Toplam kayıt 46, listelenen: 11-20
Abrasive wear, structure, and mechanical aspects of Al–Al2O3 composites fabricated using various mixing media during P/M routes
(Springer New York LLC, 2016)
The effects of mixing method during powder metallurgy (PM) routes on the abrasive wear behavior of Al–Al2O3p composite materials is investigated. For this purpose, starting Al powders with a constant volume fraction of 10% ...
Elmas nano parçacık takviyeli krom kaplanmış gözenekli toz metal parçaların korozyon davranışlarının araştırılması
(Gazi Üniversitesi, 2016)
Bu çalışmada, su atomizasyon yöntemi ile üretilmiş, %0,2 ve %0,5 karbon takviyeli Distaloy tozları 420 MPa sıkıştırma basıncında tek eksenli pres ile sıkıştırılmış, 1120ºC’de 30 dakika sinterlenmiştir. Elde edilen numunelere ...
Üç ayrık ölçüme dayalı parabol algoritması ile termoelektrik modülün Imax, Vmax ve Emax parametrelerinin belirlenmesi
(Gazi University, 2016)
Termoelektrik (TE) modüllerin performansının belirlenmesi amacıyla çeşitli metotlar geliştirilmiştir. Bunlardan biri de Ahıska vd. tarafından geliştirilen sıcaklık, akım ve gerilim gibi kolaylıkla ölçülebilir parametreleri ...
Effect of grooved pin-fins in a rectangular channel on heat transfer augmentation and friction factor using Taguchi method
(Elsevier Ltd, 2016)
In this study, the effect of both cylindrical grooved pin-fins (C-GPFs) and triangular grooved pin-fins (T-GPFs) into the rectangular channel on heat transfer augmentation, Nusselt number and friction factor were experimentally ...
A comprehensive mathematical model for dynamic cellular manufacturing system design and Linear Programming embedded hybrid solution techniques
(Elsevier Ltd, 2016)
Considering the ever changing market conditions, it is essential to design responsive and flexible manufacturing systems. This study addresses the multi-period Dynamic Cellular Manufacturing System (DCMS) design problem ...
Sandwiched graphene-fullerene composite: A novel 3-D nanostructured material for hydrogen storage
(Elsevier Ltd, 2016)
The main objective of this paper is to investigate hydrogen storage capacity of a novel carbon based nanoporous material composition that is built up by covalently sandwiched fullerene units between parallel graphene sheets. ...
The inhibition of steel corrosion in acidic solutions by a new Schiff base
(Sociedad Chilena de Quimica, 2016)
The inhibition effect of 2,2?- (((thiobis (4,1 phenylene)) bis(azanylylidene)) bis(methanylyidene)) bis(4-methoxyphenol) (BIS-IMIN) on the corrosion behavior of 304-stainless steel (SS) in 0.5 M HCl solution was studied ...
Forchheimer forced convection in a rectangular channel partially filled with aluminum foam
(Elsevier Inc., 2016)
In this paper, heat transfer and pressure drop were investigated by placing open-cell aluminum foam in different ratios according to the channel volume in a hydrodynamically fully developed rectangular channel. Aluminum ...
Partial dealcoholization of red wine by nanofiltration and its effect on anthocyanin and resveratrol levels
(SAGE Publications Inc., 2016)
The present work studies the use of nanofiltration for the production of red wine concentrate with low alcohol content. Factorial design was applied to measure the influences of transmembrane pressure (10-20 bar) and ...
Fibrous polymer-grafted chitosan/clay composite beads as a carrier for immobilization of papain and its usability for mercury elimination
(Springer Verlag, 2016)
Papain, which is an industrially important enzyme, has been immobilized on fibrous polymer-modified composite beads, namely poly(methacrylic acid)-grafted chitosan/clay. Characterization studies have been done using FTIR ...