Results 11 to 20 of about 12,623 (301)

Analysis of Application of Plasma Ignition in Closed Vessel Tests

open access: yesEnergies, 2021
This paper presents the results of a comparative investigation into the effects of the ignition method on the ballistic properties of three types of propellants: a single-base propellant, a double-base propellant and a low vulnerability (LOVA) propellant,
Radosław Trębiński   +3 more
doaj   +1 more source

Ispitivanja uticaja srednjeg masenog udela azota u nitrocelulozii veličine čestica modifikatora na brzine sagorevanja dvobaznih raketnih goriva / Investigation of the influence of the mass average ratio of nitrogen in nitrocellulose and the particle size on burning rates of double base propellants [PDF]

open access: yesVojnotehnički Glasnik, 2002
Istraživana je katalitička aktivnost balističkih modifikatora: baznog olovo-stearata, kalcijum-karbonata, kobalt (IH)-oksida i čadi, za različite masene udele azota u nitrocelulozi, kao komponenti dvobaznog raketnog goriva, kao i uticaj veličine čestica ...
Panto Maslak , Lajoš Tot
doaj   +1 more source

Comparative study on ignition delay time and burning rate of modified double-base propellant and fuel-rich propellant [PDF]

open access: yesAnais da Academia Brasileira de Ciências, 2023
With the higher requirements of various tactical and technical indicators of the weapon systems, the current research on the ignition and combustion characteristics of different types of solid propellants is not comprehensive.
LIAN-BO LI   +3 more
doaj   +1 more source

Determination of Glass Transition Temperature of Double-base Rocket Propellants with the Use of Dynamic Mechanical Analysis [PDF]

open access: yesProblemy Mechatroniki, 2015
The paper presents results of Dynamic Mechanical Analysis (DMA) of double-base (DB) solid rocket propellant with special attention paid to determining the glass transition temperature. The presented experiments were carried out with the use of Netzch DMA
Marcin CEGŁA   +5 more
doaj   +1 more source

Research on aging behavior and safe storage life prediction of modified double base propellant

open access: yesHigh Temperature Materials and Processes, 2022
In order to study the long-time safe storage performance of GaTo modified double base propellant, the accelerated aging tests at 65, 70, 75, and 85°C were conducted.
Gu Yan   +4 more
doaj   +1 more source

Emission Characteristics of NOx During the Combustion of Waste Energetic Materials [PDF]

open access: yesE3S Web of Conferences, 2023
A large amount of NOx will be produced during the combustion process of waste energetic materials (EMs), which is extremely harmful to human health and ecological environment, and has become an urgent problem for all countries to solve.
Wang ShouYu, Jin GuoRui, He WeiDong
doaj   +1 more source

Investigation of the Effect of Axial Gap on the Mechanical Response of a Cartridge-Loaded CMDB Propellant Grain under Vibration Loads

open access: yesInternational Journal of Aerospace Engineering, 2023
In this study, the effect of the axial gap on the mechanical response of a cartridge-loaded propellant grain under vibration loads is investigated. The wide strain rate range of uniaxial compression tests (1.7×10−3~4×103 s−1) on the composite modified ...
Yiming Zhang   +6 more
doaj   +1 more source

Thermomechanical investigation on the effect of nitroguanidine on the thermal expansion coefficient and glass transition temperature of double-base gun propellant

open access: yesJournal of Materials Research and Technology, 2019
Thermal expansion coefficient (CTE) is a critical parameter of gun propellant because of its major role in fabrication, storage and combustion performance of the propellant.
Le Qi   +9 more
doaj   +1 more source

Experimental and Theoretical Determination of Water-Jet Velocity for Disruptor Application Using High Speed Videography [PDF]

open access: yesProblemy Mechatroniki, 2019
Experimental and theoretical determination of water-jet velocity using high speed videography for disruptor application is reported in this paper. Water-jet disruptor extensively uses the water as a liquid projectile.
Bhupesh Ambadas PARATE   +3 more
doaj   +1 more source

Effect of hexanitroethane (HNE) and hydrazinium nitroformate (HNF) on energy characteristics of composite solid propellants

open access: yesFirePhysChem, 2021
This work deals with energy performance calculate results of new solid composite propellants based on Hexanitroethane (HNE) and Hydrazinium nitroformate (HNF).
Li-nan Zhang   +5 more
doaj   +1 more source

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