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Artificial fly ash based aggregates properties influence on lightweight concrete performances
(Elsevier Sci Ltd, Oxford, 2015)
The effect of the application of pelletized fly ash based aggregates obtained through different processing techniques on the behavior of lightweight concretes was analyzed. Experimental program implied production of four ...
Energy transfer and conversion recorded on mechanically activated fly ash grains
(ModTech Publishing House, 2015)
The fly ash activation through mechanical milling is ussualy applied to improve the ash properties in order to get composite materials with higher characteristics. The activation technology based on mechanical energy action ...
Factor space differentiation of brick clays according to mineral content: Prediction of final brick product quality
(Elsevier Science Bv, Amsterdam, 2015)
Chemical composition and XRD qualitative analysis were used to calculate mineral contents of 139 brick clay raw materials using LPNORM. The second order polynomial models (SOP) for all the samples, which express the relation ...
Effects of operation temperature on thermal expansion and main parameters of radial ball bearings
(Univerzitet u Beogradu - Institut za nuklearne nauke Vinča, Beograd, 2015)
The research of influence of operation temperature on the thermal expansion and main parameters of radial ball bearings is presented in this paper. The main bearing parameters are identified in accordance with the increasing ...
Uticaj geometrije trna alata na mehaničke i strukturne karakteristike sučeonog spoja aluminijumske legure 2024-T351 zavarenog postupkom FSW / Influence of pin geometry on mechanical and structural properties of butt friction stir welded 2024-T351 aluminum alloy
(Savez hemijskih inženjera, Beograd, 2015)
U radu je ispitivano kakav zajednički, kombinovani uticaj brzina rotacije alata, brzina zavarivanja i mala promena u geometriji trna alata imaju na zavarljivost, mehaničke i strukturne karakteristike sučeonog spoja Al ...
Mathematical approach to application of industrial wastes in clay brick production - Part I: Testing and analysis
(Elsevier Sci Ltd, Oxford, 2015)
The objective of this study was to investigate utilization potential of organic and inorganic industrial wastes in clay bricks. Mineral composition of starting heavy clay sample is tested using an X-ray diffractometer. ...
Mathematical approach to application of industrial wastes in clay brick production-Part II: Optimization
(Elsevier Sci Ltd, Oxford, 2015)
The effects of organic and inorganic waste sludges, coal dust, fly and landfill ashes, soybean crust, sawdust, sunflower flakes and their ash addition to representative heavy clay were investigated. Changes introduced to ...
Mechanical Properties and Microstructure Fractal Analysis of Refractory Bauxite Concrete
(Međunarodni Institut za nauku o sinterovanju, Beograd, 2015)
The surface topography analysis via fractals as a means of explanation of composite materials mechanical and microstructural characteristics has hardly been reported so far. This study proposes a method of fractal analysis ...
Novel Utilization of Fly Ash for High-Temperature Mortars: Phase Composition, Microstructure and Performances Correlation
(Wiley, Hoboken, 2015)
In this study, the feasibility of using fly ash to manufacture high-temperature mortars was investigated. The investigation was set to define preliminary characteristics of new types of mortars based on ordinary and/or ...
Analiza performansi oštećenih objekata, primenom scenarija povezanih nelinearnih analiza i koeficijenta oštećenja
(Građevinski materijali i konstrukcije, 2015)
U radu je razvijena i prikazana metodologija za analizu oštećenja objekata koji su izloženi incidentnom i seizmičkom dejstvu. Procedura se bazira na nelinearnim numeričkim analizama, uvažavajući principe projektovanja ...