Results 21 to 30 of about 12,543 (287)
Microstructural simulations of debonding, nucleation, and crack propagation in an HMX-MDB propellant
Materials & Design, 2021 The modeling of the deformation and failure process of a cyclotetramethylene tetranitramine modified double-base (HMX-MDB) propellant based on the microstructure is of great importance for its manufacturing process and storage lifetime.
Yufei Hou +3 more
doaj +1 more source
Simulation of gelled propellant doughs isothermal flow through extrusion dies using finite difference method [PDF]
, 2017 During the ram extrusion of gelled propellants, the possible flow instabilities can affect the extruded propellant quality. The numerical modelling helps to enhance the geometry of extrusion die, by minimizing the product distortion caused by material ...
Faura Mateu, Félix +4 more
core +2 more sources
Journal of Aerospace Technology and Management, 2019 Thermal insulation inside the rocket motor experience severe pressure and temperature conditions. Experimental determination of heat flux imparted to thermal insulator inside the rocket motor during the static fi ring is a challenging task.
Rakesh Kumar Kalal +3 more
doaj +2 more sources
CHIMIA, 2004 A systematic overview of the different types of solid propellants, their chemical compositions, characteristics and practical applications is given.
Patrick Folly, Peter Mäder
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Novel approach to quantify the chemical stability and shelf life of modified double-base propellants
Defence Technology, 2018 Double-base (DB) propellant is vulnerable to auto-catalytic decomposition reactions during storing with the evolution of nitrogen oxides. Modified DB propellant based on energetic nitramines (RDX) can offer enhanced thrust and action time.
Ashraf M.A. Elghafour +4 more
doaj +1 more source
Numerical analysis of transient combustion response to acoustic oscillations in axisymmetric rocket motors [PDF]
, 1998 A numerical analysis of unsteady motions in solid rocket motors with a nozzle has been conducted. The formulation treats the complete conservation equations for the gas phase and the one-dimensional equations in the radial direction for the condensed
Culick, F. E. C., Roh, T. S.
core +1 more source
Vojnotehnički Glasnik, 2001 The investigation included experimental and theoretical studies of internal ballistic characteristics with a particular attention to erosive rate burning in function of propellant-motor system geometric parameters.
Lajoš Tot , Panto Maslak
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Defence Technology, 2021 The frequent occurrence of safety accidents during the calendering process is caused by the flammable and explosive properties of composite modified double-base (CMDB) propellant.
Su-wei Wang +8 more
doaj +1 more source
International Journal of Aerospace Engineering, 2022 Composite modified double base (CMDB) propellants are heterogeneous propellants in which properties are significantly improved by adding solid particles into the polymer matrix.
Kan Xie +6 more
doaj +1 more source
Ispitivanja uticaja para acetona na mehaničke osobine dvobaznih raketnih goriva / Investigation of the acetone vapour influence on the mechanical properties of double base propellants [PDF]
Vojnotehnički Glasnik, 2002 Ova istraživanja obuhvatila su eksperimentalno i teorijsko izučavanje uticaja delovanja para acetona na mehaničke osobine dvobaznih raketnih goriva. Istraživanja su izvedena na dva definisana dvobazna raketna goriva.
Lajoš Tot
doaj +1 more source