Zobrazeno 1 - 10
of 23
pro vyhledávání: '"Predrag Elek"'
Autor:
Predrag Elek, Slobodan Jaramaz
Publikováno v:
Vojnotehnički Glasnik, Vol 51, Iss 4-5, Pp 406-412 (2003)
U radu se razmatra problem optimizacije mase parčadi koja nastaju fragmentacijom projektila parčadnog dejstva. Pokazano je da optimalna masa parčeta prvenstveno zavisi od njegovih kinetičkih karakteristika na cilju kao i od usvojenog kriterijuma
Externí odkaz:
https://doaj.org/article/fbf369539aed44bd9eb6aa12feea9418
Autor:
Milos Markovic, Predrag Elek, Dragana Jaramaz, Dejan Jevtic, Radovan Djurovic, Lana Jaramaz, Dusan Mickovic
Publikováno v:
Thermal Science. 27:727-738
The purpose of a gun bore evacuator on the turret-mounted gun barrel is to prevent the entry of the gaseous products of gun propellant combustion into the turret compartment of the vehicle after the breech block opening. The mathematical model which
Autor:
Predrag Elek, Stefan Tomic
Publikováno v:
Scientific Technical Review (2022) 72(1):48-54
The importance of investigation of main explosive charge initiation using booster charge stems directly from the objective to optimize the mass of booster charge needed to ensure steady state detonation of main explosive charge in order to achieve ma
Publikováno v:
Thermal Science. 26:1567-1578
The paper considers utilization of rocket motor propellant grains that consist of two propellants. The idea is to achieve approximately neutral burning using an outer surface inhibited cylindrical shape and complex contact surface between propellants
Autor:
Ameri Al, Predrag Elek
Publikováno v:
Scientific Technical Review. 72:19-26
The efficiency of the weapon system has been usually studied by altering the guidance and control or aerodynamics of the missile. This research investigated methods of enhancing the efficiency of the weapon system against soft targets based on the fr
Autor:
M Predrag Elek, Z Sasa Zivkovic, D Milos Markovic, Slobodan Jaramaz, T Dejan Jevtic, M Dejan Mickovic
Publikováno v:
Thermal Science, Vol 24, Iss 6 Part B, Pp 4135-4145 (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 of the gas port, the initia
Autor:
Milica Glavšić, Predrag Elek
Publikováno v:
Scientific Technical Review, Vol 70, Iss 1, Pp 29-35 (2020)
The main objective of this research is to develop a numerical model of vehicle damage caused by an explosion of a mine, as well as to find the most favorable case of V-hull geometry and to point out a possible solution for mitigating the effects of m
Autor:
Predrag Elek, Mohammed Alazeezi
Publikováno v:
New Technologies, Development and Application II ISBN: 9783030180713
Optimizing the nozzle of a solid propellant rocket motor plays an essential rule in the overall performance of the motor. In this paper, the investigation of an optimization model of dual thrust propellant rocket motors will be presented. Due to havi
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::d4be87bdfa76a0c2fa814ab8f6e66368
https://doi.org/10.1007/978-3-030-18072-0_54
https://doi.org/10.1007/978-3-030-18072-0_54
Publikováno v:
Thin-Walled Structures. 102:58-67
This paper considers the modeling of perforation of thin steel plates by cylindrical steel penetrators – fragment simulators. A comprehensive experimental investigation was performed and relevant data about the experiment setup and measuring equipm
Publikováno v:
Propellants, Explosives, Pyrotechnics. 41:53-61
Study of interaction of explosive reactive armor (ERA) with shaped charge jet is the basis for evaluation of the effectiveness of ERA. The physically based theoretical model of this interaction is given. It is incorporated in the NERA computer code.