Results 11 to 20 of about 15,436 (240)

Specialty gauge ammunition

open access: yesArchives of Forensic Medicine and Criminology, 2018
This paper, as the third of the series, is devoted to gauge ammunition, which may be a problem in ballistic opinions. The paper reviews existing cartridges of the type used in smoothbore weapons (bullet cartridges, non-penetrating, compressed powder ...
Piotr Bochyński   +6 more
doaj   +3 more sources

Design of the Nonlinear Cruise Controllers for Hypersonic Vehicle [PDF]

open access: yesXibei Gongye Daxue Xuebao, 2018
When the hypersonic vehicle is cruising, they face the aerothermoelastic, as well as the matching, unmatched uncertainty and the disturbance. This paper presents a control method of command filter Backstepping sliding in order to cope with the problems ...

doaj   +1 more source

Utilization Optimization of Capacitive Pulsed Power Supply in Railgun

open access: yesEnergies, 2022
The excitation pulse current used to drive the railgun needs to present very a high magnitude (hundreds of kA) flat-top with very low ripple. At present, the main method to obtain this current is to increase the number of the capacitive pulsed power ...
Genrong Cao   +6 more
doaj   +1 more source

Validation and uncertainty estimation for conformity declaration of a method to assess the stability of nitrocellulose-based propellants

open access: yesEnvironmental Chemistry and Ecotoxicology, 2021
The scope of the present study was to develop and validate a rapid and precise method for the evaluation the stability and the chemical life of nitrocellulose-based propellants which contain as stabilizers diphenylamine, N-nitrosodiphenylamine, 2 ...
Dimitrios D. Ntakoulas   +6 more
doaj   +1 more source

Future and Innovative Design Requirements Applying Industry 4.0 Technologies on Underground Ammunition Storage

open access: yesApplied System Innovation, 2021
In this study, the required capabilities and key element technologies of smart underground ammunition storage were analyzed using the Delphi technique. Twenty-four external experts on industry 4.0 smart technology were selected.
Kukjoo Kim, Hyochun Ahn, Young-Jun Park
doaj   +1 more source

Review of the legal and regulatory history of lead in hunting

open access: yesWildlife Society Bulletin, 2023
In the United States, regulations to restrict the use of lead in ammunition have evolved at both the federal and state levels since lead shot was banned for hunting waterfowl nationwide by federal regulation in 1991. Prior to 1991, most of the effort and
Robert Byrne
doaj   +1 more source

Assessment of Ammunition Group Explosiveness in Destructive Effects Conditions and Ways to Reduce It

open access: yesГлобальная ядерная безопасность, 2022
The ammunition placement in a small area creates the group explosion danger as a result of destructive effects. It is impossible to ensure the group explosive safety of ammunition, by increased distance between them, due to the limited volume in which ...
O. A. Gubeladze, A. R. Gubeladze
doaj   +1 more source

The EU’s Role in Ammunition Procurement

open access: yes, 2023
(Series Information) European Papers - A Journal on Law and Integration, 2023 8(3), 1047-1056 | (Table of Contents) I. Introduction - II. The procurements of European Defence Agency (EDA) - III.
Roberto Caranta
core   +1 more source

Risk communication and perceptions about lead ammunition and Inuit health in Nunavik, Canada

open access: yesInternational Journal of Circumpolar Health, 2023
Lead ammunition is commonly used to hunt waterfowl and other wildlife in the Arctic. Hunting with lead is problematic because the toxicant can be transferred to the consumer.
Chris M. Furgal   +4 more
doaj   +1 more source

Priori information analysis of optocoupler accelerated degradation experiment based on failure mechanism verification test

open access: yesDefence Technology, 2020
The optocoupler is a weak link in the inertial navigation platform of a kind of guided munitions. It is necessary to use accelerated storage test to verify the storage life of long storage products.
Xuan-gong Zhang   +3 more
doaj   +1 more source

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