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Prikaz rezultata 1-10 od 395
Elastic-plastic behaviour of welded joints during loading and unloading of pressure vessels
(Elsevier Science Bv, Amsterdam, 2016)
In this paper elastic-plastic behaviour of welded joints during loading and unloading of pressure vessel has been analysed. Two stage pressuring process has been applied in previous experimental investigation and simulated ...
A simple model for thermodynamic properties of air and combustion gases for educational purposes
(American Society of Mechanical Engineers (ASME), 2016)
A new, simple model for the thermodynamic properties of dry air and combustion gases is presented. The model has been developed mainly for educational purposes with the focus on gas turbine cycle calculations included in ...
Heat input effect of friction stir welding on aluminum alloy aa 6061-t6 welded joint
(Univerzitet u Beogradu - Institut za nuklearne nauke Vinča, Beograd, 2016)
The paper deals with the heat input and maximum temperature developed during friction stir welding with different parameters. Aluminum alloy (AA 6061-T6) has been used for experimental and numerical analysis. Experimental ...
Primena koncepta marketing miksa u organskoj proizvodnji / The application of marketing mix conept in organic production
(Univerzitet Privredna akademija - Fakultet za ekonomiju i inženjerski menadžment, Novi Sad, 2016)
Organska proizvodnja dobija sve više na značaju zbog svog pozitivnog uticaja ne samo sa aspekta ruralnog razvoja, zaštite životne sredine i unapređenja zdravlja ljudi, već i sa stanovišta ekonomskog prosperiteta. U razvijenim ...
Participation of employees in the making of marketing decisions in enterprises in Serbia
(Visoka škola za poslovnu ekonomiju i preduzetništvo, Beograd, 2016)
Contemporary approaches to the analysis of business activities of modern organizational systems are focusing on human resources and considering them the most important property. Participation of employees in the decision-making ...
Proračun lokalnih napona u ispupčenom dancu vertikalne posude pod pritiskom usled opterećenja osloncem -"suknjom" prema en 13445-3:2014 / Calculation of local loads in torispherical end of vertical vessel with skirt according to en 13445-3:2014
(Institut za ispitivanje materijala, Beograd, 2016)
Fundamental equations for determining local stresses in a convex lid of a vertical pressure vessel due to loading from the support are presented, according to standard EN 13445-3:2014. Težina prazne posude proračunava se ...
Simulation of changes in temperature and pressure fields during high speed projectiles forming by explosion
(Univerzitet u Beogradu - Institut za nuklearne nauke Vinča, Beograd, 2016)
The research in this paper considered the temperatures fields as the consequently influenced effects appeared by plastic deformation, in the explosively forming process aimed to design explosively formed projectiles. As ...
The analysis of impact of intensity of contact load and angular shaft speed on the heat generation within radial ball bearing
(Univerzitet u Beogradu - Institut za nuklearne nauke Vinča, Beograd, 2016)
This paper considers the factors that influence the heat generation within ball bearing. Various lubrication regimes are taken into consideration and a mathematical model for determination of the coefficient of heat ...
Application and design of an economizer for waste heat recoveryin a co-generation plant
(Univerzitet u Beogradu - Institut za nuklearne nauke Vinča, Beograd, 2016)
Energy increase cost has required its more effective use. However, many industrial heating processes generate waste energy. Use of waste-heat recovery systems decreases energy consumption. This paper presents case study ...
Uticaj sastava zaštitne atmosfere na zavarljivost legure AIMg4.5Mn / Influence of gas shielding atmosphere on weldability of AIMg4.5Mn alloy
(DUZS - Društvo za unapređivanje zavarivanja u Srbiji, Beograd, 2016)
U ovom radu je prikazano kako vrsta zaštitne atmosfere utiče na zavarljivost legure aluminijuma AlMg4.5Mn. Pripremljene ploče su zavarene TIG postupkom u četiri različite zaštitne atmosfere. Posle izvedenog zavarivanja, ...