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Haojie Zhu, Mou Chen, Zengliang Han and Mihai Lungu
This paper concerns the fire-control command calculation (FCCC) of an unmanned autonomous helicopter (UAH). It determines the final effect of the UAH attack. Although many different FCCC methods have been proposed for finding optimal or near-optimal fire...
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Navya Gara, Velmurugan Ramachandran and Jayaganthan Rengaswamy
The present work investigates the impact behaviour of Al 2024-T3 alloy using FEM analysis performed through LS DYNA software. Johnson?Cookvisco-plastic model is used to study the ballistic impact resistance of target Al alloy impacted by a rigid steel cy...
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Ambuj Saxena, Shashi Prakash Dwivedi, Shubham Sharma, Vishal Shankar Srivastava, Gursharan Singh, Jujhar Singh, Somnath Chattopadhyaya and Catalin I. Pruncu
In the present investigation, a comparative study of ballistic impact behavior of Armox 500T (base metal) and its weldments prepared by low hydrogen ferrite (weldment-1) and austenitic stainless steel (weldment-2) consumables against 7.62 AP bullet has b...
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Katarzyna Kosla, Pawel Kubiak, Marzena Fejdys, Karolina Olszewska, Marcin Landwijt and Edyta Chmal-Fudali
The developed hybrid silicone-ceramic composite can be used as a ballistic inserts in bulletproof vests, which was confirmed by the conducted research. Obtained results indicates that the developed hybrid silicone-ceramic composites are characterized by ...
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Janis Karl, Franziska Kirsch, Norbert Faderl, Leonhard Perko and Teresa Fras
Using interlayers of rubber adds a positive effect to the synergy of disruptor?absorber armors. Emerging from its viscoelasticity the material is able to transform mechanical stress into heat. The dynamic mechanical properties of elastomers depend on bot...
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Ana Martins Amaro, Paulo Nobre Balbis Reis, Ines Ivañez, Sonia Sánchez-Saez, Shirley Kalamis Garcia-Castillo and Enrique Barbero
The literature reports benefits when the cork powder obtained from industrial by-products is used as the filler of composite laminates. For example, while the fatigue life is insensitive to the presence of cork in the resin, significant improvements are ...
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Aleksandr Golubek,Mykola Dron?,Ludmila Dubovik,Andrii Dreus,Oleksii Kulyk,Petro Khorolskiy
Pág. 78 - 87
A method has been developed for the combined de-orbiting of large-size objects of space debris from low-Earth orbits using an electro-rocket propulsion system as an active de-orbiting means.A principal de-orbiting technique has been devised, which takes ...
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Michal Mára, Candida Talone, Radoslav Sovják, Jindrich Fornusek, Jan Zatloukal, Premysl Kheml and Petr Konvalinka
The ballistic modular system was developed to serve as a mobile protective barrier against projectile impact and also to mitigate the effect of secondary fragments and explosions. The advantage of the system lies in its very fast assembly at the point of...
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Carlos Moure-Guardiola, Ignacio Rubio, Jacobo Antona-Makoshi, Álvaro Olmedo, José Antonio Loya and Marcos Rodríguez-Millán
New threats are a challenge for the design and manufacture of modern combat helmets. These helmets must satisfy a wide range of impact velocities from ballistic impacts to blunt impacts. In this paper, we analyze European Regulation ECE R22.05 using a st...
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Krzysztof Jamroziak, Marcin Bajkowski, Miroslaw Bocian, Slawomir Polak, Mariusz Magier, Mariusz Kosobudzki and Radoslaw Stepien
This paper discusses the general conditions relating to ballistic head protection, analyzing the risks that may occur on contemporary battlefields. A thorough literature review has enabled us to present development trends for helmets used in the largest ...
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