Results 1 to 10 of about 2,018,900 (251)

Mathematical model of external ballistics of projectiles

Системи обробки інформації, 2023
The paper presents mathematical model of external ballistics of projectile, fired from cannon. The drag force has a decisive influence on the dynamics of the projectile.
Н. М. Гузик, Н. Б. Сокульська, Л. Д. Величко   +2 more
doaj   +3 more sources

External Ballistics Simplified Model of the “RT – 400” Rocket Aerial Target [PDF]

Problemy Mechatroniki, 2018
“RT-400” rocket aerial target system is described in the paper; research method of its simplified external ballistics characteristics is presented and the obtained results are discussed.
Algimantas FEDARAVIČIUS, Saulius RAČKAUSKAS, Arvydas SURVILA, Aistis ŠAMELIS   +3 more
doaj   +3 more sources

External ballistics task modelling features / Išorinės balistikos uždavinio modeliavimo ypatumai

Aviation, 2012
Based on the solutions of an external ballistics task, tables are made for firearms and tables or computer control programs for heavy weapons. If you shoot in a mountainous area where the height difference between gunner and target can be about a hundred
Albertas Pincevičius, Vaclovas Jonevičius, Romualdas Baušys   +2 more
doaj   +4 more sources

External ballistics howitzer projectile

Military Technical Collection, 2021
In this scientific work, the team of authors presents a mathematical model for studying the dynamics of the motion of a projectile in the air, fired from cannon.
L. Velychko, O. Petruchenko, O. Tereshchuk, R. Nanivskyi   +3 more
semanticscholar   +5 more sources

External ballistics of Pleistocene hand-thrown spears: experimental performance data and implications for human evolution. [PDF]

Sci Rep, 2019
The appearance of weaponry - technology designed to kill - is a critical but poorly established threshold in human evolution. It is an important behavioural marker representing evolutionary changes in ecology, cognition, language and social behaviours ...
Milks A, Parker D, Pope M.
europepmc   +2 more sources

Robust Optimization Design of the Aerodynamic Shape and External Ballistics of a Pulse Trajectory Correction Projectile

Applied Sciences, 2023
To improve the tactical and technical performance of pulse correction projectiles while maintaining stability in uncertain conditions and considering practical engineering constraints, this study performs a multi-objective robust optimization design of ...
Bingnan Xing, Chengxin Du, Zhonghua Du, Wenxin Yang   +3 more
doaj   +2 more sources

The Tuning of a CFD Model for External Ballistics, Followed by Analyses of the Principal Influences on the Drag Coefficient of the .223 Rem Caliber

Technologies
This paper presents the subject of external ballistics. The presented research employs a contemporary methodological approach, integrating theoretical analysis, CFD simulations, and experimental measurements.
Jiří Maxa, Pavla Šabacká, Robert Bayer, Tomáš Binar, Petr Bača, Jana Švecová, Jaroslav Talár, Martin Vlkovský, Lenka Dobšáková   +8 more
doaj   +2 more sources

ON SOME PROBLEMS OF EXTERNAL BALLISTICS

Международный научный журнал "Современные информационные технологии и ИТ-образование", 2017
В статье представлен подход к решению некоторых задач баллистики. Основным объектом является пусковая установка в целом с возможностью установки угла поворота, угла подъема и начальной скорости.
Д.Д. Карманов, Т. А. Лепихин, Н. А. Жабко   +2 more
semanticscholar   +2 more sources