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pro vyhledávání: '"J. Bartnicki"'
Autor:
J. Bartnicki
Publikováno v:
Metalurgija, Vol 53, Iss 4, Pp 641-644 (2014)
In this paper are presented the results of numerical calculations of rolling extrusion process of a hollow hub. As the flanges manufacturing at both sides of the product is required, in the analyzed process of rolling extrusion, a rear bumper was imp
Externí odkaz:
https://doaj.org/article/3eec450ed4e548a5a03f0f0159306d26
Publikováno v:
Metalurgija, Vol 51, Iss 4, Pp 501-504 (2012)
In this paper 3D FEM analysis of process parameters and its infl uence in rotary piercing mill is presented. The FEM analyze of the rotary piercing process was made under the conditions of 3D state of strain with taking into consideration the thermal
Externí odkaz:
https://doaj.org/article/43cdaede239f4f159e63b6e1c28b28ca
Publikováno v:
Atmospheric Chemistry and Physics, Vol 11, Iss 19, Pp 10057-10069 (2011)
The EMEP/MSC-W model has been used to compute atmospheric nitrogen deposition into the Baltic Sea basin for the period of 12 yr: 1995–2006. The level of annual total nitrogen deposition into the Baltic Sea basin has changed from 230 Gg N in 1995 to
Externí odkaz:
https://doaj.org/article/0a70d1b24a3a4444ac429943e07544f7
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Akademický článek
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Publikováno v:
Radioprotection. 51:S125-S127
Atmospheric dispersion models can be formulated and implemented in two different ways, e.g. as Eulerian and Lagrangian models. These implementations have both advantages and disadvantages concerning numerical requirements and accuracy. A combination
Autor:
J. Bartnicki
Publikováno v:
Archives of Metallurgy and Materials. 57:1137-1142
This paper presents the results of numerical calculations of rolling extrusion process of a hollow hub. Simulations were made by means of software Deform 3D in three dimensional state of strain. Distributions of effective stress, effective strain and
Publikováno v:
Zeitschrift für Geburtshilfe und Neonatologie. 215:86-88
Salmonella apapa is transmitted by reptiles, e.g., bearded dragons. To date only few cases of S. apapa-related human infections have been reported. Because the bacteria are transmitted through the feces of animals or direct contact with low infection
Publikováno v:
Nuclear Instruments and Methods in Physics Research Section B: Beam Interactions with Materials and Atoms. 150:322-331
Atmospheric concentrations of heavy metals (HMs), in particular As, Cd, Cu, Pb and Zn, were studied in an effort to contribute to the understanding of European source-receptor relationships. A comparison was made between the ambient concentrations me