Výsledky vyhledávání - "Tanaskovski Bojan"

Akademický článek

Modification of AOP-48 Ed. 2 extrapolation expression by introduction of real storage t-T conditions of naturally aged nitrocellulose gun powder

Autor: Jelisavac Ljiljana, Stojiljković Slaviša, Brzić Saša, Nešić Jovica, Fidanovski Bojana, Tanaskovski Bojan

Publikováno v: Scientific Technical Review, Vol 69, Iss 3, Pp 49-56 (2019)

Comparison of the results of gunpowder chemical stability assessment by procedures based on natural and accelerated aging was performed. It was achieved by introducing some of modification in extrapolation expression of NATO standard AOP-48 Ed. 2. Re

Externí odkaz: https://doaj.org/article/9934920430fa4d7ea72d62e4e96f290b

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Akademický článek

A numerical method for solid propellant grain design

Autor: Tanaskovski Bojan, Nešić Jovica, Jelisavac Ljiljana, Bogdanov Jovica

Publikováno v: Scientific Technical Review, Vol 68, Iss 2, Pp 48-54 (2018)

In this study, a grain burnback analysis for an Anchor solid propellant grain geometry for a rocket motor was done. The design process involves parametric modeling of the geometry in using PTC Creo software through dynamic variables that define the c

Externí odkaz: https://doaj.org/article/b3741b9b92654fbe87f725cece3d1d1d

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Akademický článek

Influence of the ignition mixture particle size on rocket motor igniter pressure gradient

Autor: Gligorijević Nikola, Nešić Jovica, Bogdanov Jovica, Pavković Bojan, Živković Saša, Tanaskovski Bojan

Publikováno v: Scientific Technical Review, Vol 68, Iss 1, Pp 33-39 (2018)

The paper discusses the influence of ignition mixture granulation onto the regime of rocket motor ignition. Igniter tests were performed in manometric bomb and pressure distribution was measured. In each test different granulations of the same mixtur

Externí odkaz: https://doaj.org/article/1b446fc1ed914678a39c7429cced9534

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Akademický článek

Metal pollution determined by pollution indices for sea grass P. oceanica and surface sediments

Autor: Stanković Slavka, Jović Mihajlo, Mihajlović Marija L., Joksimović Danijela, Tanaskovski Bojan

Publikováno v: Archives of Biological Sciences, Vol 67, Iss 1, Pp 91-101 (2015)

Concentrations of Fe, Mn, Cu, Zn, Pb, Ni, Co, As, Co, and Hg in the sea grass Posidonia oceanica and surface sediment samples were determined. Together with P. oceanica, surface sediment samples were collected at eight locations in the major demog

Externí odkaz: https://doaj.org/article/bcd82dbe8f4b4b87b1e2795a6ba27868

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