Zobrazeno 1 - 10
of 26
pro vyhledávání: '"Ruzica R. Nikolic"'
Publikováno v:
Communications, Vol 19, Iss 3, Pp 109-114 (2017)
The selecting procedure of the optimal material for manufacturing the highly loaded responsible parts for military applications is presented in this paper. The considered part is in exploitation subjected to complex compressive-impact loading and cyc
Externí odkaz:
https://doaj.org/article/31b8a024447e49889cef6063df8b24ac
Publikováno v:
Communications, Vol 18, Iss 4, Pp 10-14 (2016)
Problem of the multi-layer sandwich beams, subjected to bending, is considered in this paper. The influence of the density and shape of the sandwich beam core on the beam behavior was studied. The two beam configurations were analyzed: the beam whose
Externí odkaz:
https://doaj.org/article/730315901ba443b9866e8cbd5ea05b40
Publikováno v:
Communications, Vol 9, Iss 3, Pp 51-55 (2007)
Design of centrically loaded columns by the axial compressive load is considered in this work. The three methods results are compared: theoretical -procedure and calculations according to standards JUS U.E7.081and Eurocode 3. The analysis is illustra
Externí odkaz:
https://doaj.org/article/3d00d4c82fb64164ae4c5a24933828e2
Autor:
Michal Jambor, Ruzica R. Nikolic, Daniel Varecha, Libor Trško, Otakar Bokuvka, Frantisek Novy, Slavomír Hrček
Publikováno v:
Communications - Scientific letters of the University of Zilina. 22:97-102
In this paper the authors introduce results from the field of the fatigue safety of selected steels in the region of ultra - high number of loading cycles. The fatigue tests were carried out at high frequency tension - compression loading (f = 20 kHz
Publikováno v:
Communications - Scientific letters of the University of Zilina. 20:47-51
Conveyor belts with woven plastic belts, aimed for general applications, are very economical transporting means for longer distances. During the operation, the conveyor belts are subjected to various mechanical loadings. The consequences of those loa
Publikováno v:
Materiálové Inžinierstvo, Vol 23, Iss 2, Pp 51-57 (2016)
The theoretical and experimental analyses of the friction welding pressure influence on the plastic deformation level and the quality of the friction welded joint are presented in this paper. The joint of the tempering and the High-Speed steel was re
Publikováno v:
Proceedings of the Institution of Mechanical Engineers, Part C: Journal of Mechanical Engineering Science. 229:2868-2874
The paper gives a numerical procedure for determining the reliability, based on known theoretical models for distribution of the working stress and the corresponding mechanical properties of materials. The procedure is based on one of the transformed
Autor:
Milos S. Matejic, Ruzica R. Nikolic
Publikováno v:
Materiálové Inžinierstvo, Vol 21, Iss 4, Pp 178-184 (2014)
Ship winches are one of the most important parts of the ship equipment since they perform the most responsible tasks on various ships. In the majority of cases, the ship winches are welded structures. All the necessary calculations according to requi
Publikováno v:
Applied Sciences, Vol 13, Iss 23, p 12584 (2023)
This study delves into the analysis of interface crack propagation originating from a right-angle corner along the bonding plane between the two plates composed of dissimilar materials. The research explores three distinct crack front shapes: concave
Externí odkaz:
https://doaj.org/article/e0942feef07b40f8b610637f7b084336
Autor:
Ruzica R. Nikolic
Publikováno v:
Journal of Applied Mechanics. 63:327-330
This paper presents a new method for determining the plane-strain yield surfaces based on the application of the lower bound limit theorem of the theory of plasticity. The method is very simple and by use of linear programming optimization routine th