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Evaluation of the local tensile properties of austenite-ferrite welded joint
(Chemicke Listy, 2011)
Local mechanical properties (Yield Strength Re and Hardening Coefficient H') of austenite-ferrite welded joint has been evaluated by using finite element method to simulate the strain distributions obtained experimentally ...
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 ...
Influence of application of Hottel's zonal model and six-flux model of thermal radiation on numerical simulations results of pulverized coal fired furnace
(Univerzitet u Beogradu - Institut za nuklearne nauke Vinča, Beograd, 2012)
Difference of results of numerical simulation of pulverized coal fired furnace when mathematical models contain various radiation models has been described in the paper. Two sets of numerical simulations of pulverized coal ...
Procena interakcije laserskog snopa sa materijalom na bazi ugljenika - staklastim ugljenikom / Evaluation of laser beam interaction with carbon based material: Glassy carbon
(Savez hemijskih inženjera, Beograd, 2015)
U ovom radu se analizira interakcija laserskih snopova sa ugljeničnim materijalom (staklasti ugljenik). Korišćen je Nd3+:YAG lasera (1.06 μm, odnosno bliska IC oblast) u ms režimu rada sa snopovima različitih gustina ...
Friction-stir welding of high-strength aluminium alloys and a numerical simulation of the plunge stage
(Institute of Metals and Technology, 2012)
This paper defines a set of welding parameters for the Friction-Stir Welding (FSW) of two forged panels of the alloy EN AW 7049A in a T652 temper and discusses the plunge stage of FSW using numerical modeling. This ...
Influence of material velocity on heat generation during linear welding stage of friction stir welding
(Univerzitet u Beogradu - Institut za nuklearne nauke Vinča, Beograd, 2016)
The heat generated during friction stir welding process depends on plastic deformation of the material and friction between the tool and the material. In this work, heat generation is analysed with respect to the material ...
Determination of detonation products equation of state from cylinder test: analytical model and numerical analysis
(Univerzitet u Beogradu - Institut za nuklearne nauke Vinča, Beograd, 2015)
Contemporary research in the field of explosive applications implies utilization of hydrocode simulations. Validity of these simulations strongly depends on parameters used in the equation of state for high explosives ...
Numerical simulation of latent heat storage with conductance enhancing fins
(Bulgarian Acad Science, Sofia, 2016)
Precise understanding of heat transfer processes inside the latent thermal energy storage exposed to different initial and boundary conditions is crucial for development of optimized design and operating features of similar ...
Modeling of gas parameters in the cylinder of the automatic gun during firing
(Univerzitet u Beogradu - Institut za nuklearne nauke Vinča, Beograd, 2020)
The change of gas parameters in the cylinder of the automatic gun has a great influence on the dynamics of the gun. Many factors have an influence on the gas parameters in the gas cylinder such as the diameter and position ...
Verification of the numerical model of optimized bus body structure according to UN regulation no. 66
(Strojarski fakultet u Slavonskom Brodu, 2023)
Bus rollover is one of the most analyzed cases of accidents, having in mind the number of potential large number of injuries and fatalities. Therefore, this type of
traffic accident became the object of numerous national ...