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Wyszukujesz frazę "composite explosives" wg kryterium: Temat


Wyświetlanie 1-2 z 2
Tytuł:
Studies of Confined Explosions of Composite Explosives and Layered Charges
Autorzy:
Maiz, L.
Trzciński, W. A.
Szala, M.
Paszula, J.
Karczewski, K.
Powiązania:
https://bibliotekanauki.pl/articles/358488.pdf
Data publikacji:
2016
Wydawca:
Sieć Badawcza Łukasiewicz - Instytut Przemysłu Organicznego
Tematy:
thermobaric
composite explosives
layered charges
confined explosion
QSP
Opis:
In the present work, the confined explosions of cylindrical homogeneous and layered charges composed of two different types of macroscopic granular multi-component RDX-based composites were investigated. These composites were obtained by the so-called “wet slurry method”. For comparison, charges consisting of simple mixtures instead of the composites, TNT and phlegmatized RDX (RDXph) were also studied. The effect of the following parameters: the structure of the macroscopic granular composite, the type of charge (cylindrical pressed material or layered with an RDXph core), oxygen availability (air or argon atmosphere) and the aluminium particle size, on the quasi-static pressure (QSP) measured inside a 150 dm3 explosion chamber was determined. Solid post-detonation residues from inside the explosion chamber were also collected and analyzed. A combination of all of these results enabled very important conclusions about aluminium combustion and behaviour during the explosion of composite and layered charges, to be drawn.
Źródło:
Central European Journal of Energetic Materials; 2016, 13, 4; 957-977
1733-7178
Pojawia się w:
Central European Journal of Energetic Materials
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Melt-cast Energetic Matrices with 3-Nitro-1,2,4-triazole Derivatives for Composite Explosives
Autorzy:
Komarova, Marina
Vakutin, Aleksey
Kazutin, Maxim
Kozyrev, Nikolai
Sukhanov, Gennady
Powiązania:
https://bibliotekanauki.pl/articles/1063044.pdf
Data publikacji:
2020
Wydawca:
Sieć Badawcza Łukasiewicz - Instytut Przemysłu Organicznego
Tematy:
melt-cast energetic matrix
3-nitro-1,2,4-triazole
TNT
composite explosives
Opis:
Safety requirements for the manufacture, use and storage of high-energy materials and explosive substances necessitate a search for new insensitive components of fusible energetic matrices (propellant matrices) in order to completely or partially replace 2,4,6-trinitrotoluene (TNT). 3-Nitro-1,2,4-triazole derivatives and their melt-casts with TNT may be proposed as such replacements. Differential scanning calorimetry was employed to characterize the thermal behaviour of 1-methyl-3-nitro-1,2,4-triazole, 1-ethoxymethyl-3-nitro-1,2,4-triazole, t-butyl-3-nitro-1,2,4-triazole and their melt-casts with TNT. This study showed that 1-methyl-3-nitro-1,2,4-triazole and its melt-casts with TNT was the best for explosive systems based on 2,4,6,8,10,12-hexanitro-1,4,6,8,10,12-hexaazaisowurtzitane (HNIW), 1,3,5,7-tetranitro-1,3,5,7-tetraazacyclooctane (HMX) and guanylurea dinitramide (GUDN). The present article also presents data for the mechanical sensitivity of these explosives and their calculated detonation characteristics. The composite explosive based on HMX with 1-methyl-3-nitro-1,2,4-triazole has a calculated detonation velocity the same as HMX with TNT, but the sensitivity of HMX/TNT is 1.3-1.7 times higher.
Źródło:
Central European Journal of Energetic Materials; 2020, 17, 3; 344-361
1733-7178
Pojawia się w:
Central European Journal of Energetic Materials
Dostawca treści:
Biblioteka Nauki
Artykuł
    Wyświetlanie 1-2 z 2

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