Results 21 to 30 of about 2,289,829 (359)

Mechanical properties of thermal aged HTPB composite solid propellant under confining pressure

open access: yesDefence Technology, 2022
With the purpose of investigating the effects of confining pressure and aging on the mechanical properties of Hydroxyl-terminated polybutadiene (HTPB) based composite solid propellant, tensile tests of thermal accelerated aged propellant samples under ...
Zhe-jun Wang, Hong-fu Qiang
doaj   +1 more source

Strain-rate correlation of biaxial tension and compression mechanical properties of HTPB and NEPE propellants

open access: yesAIP Advances, 2022
An effective biaxial tension and compression test method is proposed based on the shortcomings of current research for the mechanical properties of solid propellants under complex stress states.
Qizhou Wang   +5 more
doaj   +1 more source

Solid propellants: AP/HTPB composite propellants

open access: yesArabian Journal of Chemistry, 2019
AbstractIn this article we mainly discuss about AP/HTPB composite solid propellants. Classification, components, properties, burning rate and ignition behavior of propellants are mentioned here. Combustion of AP monopropellant, HTPB and AP/HTPB is discussed in detail.
Chaturvedi, Shalini, Dave, Pragnesh N.
openaire   +1 more source

Safety analysis on truing process of solid propellant

open access: yesDefence Technology, 2018
In order to investigate safety character of solid propellant, the truing process was analyzed by a thermal-mechanical coupled finite element method. Based on the viscoelastic integral constitutive relation, the temperature response in truing process was ...
Jun Li, Qing-jie Jiao, Hui Ren
doaj   +1 more source

THE PROBLEM OF THE OPTIMIZATION THE DESIGN PARAMETERS AND CONTROL PROGRAMS OF THE CONTROLLED ROCKET WITH SOLID PROPELLANT ROCKET ENGINE

open access: yesАвіаційно-космічна техніка та технологія, 2017
The complex problem of the simultaneous optimization of the control programs and design parameters of the controlled single-stage rocket with cruise solid propellant rocket engine is formulated.
Светлана Васильевна Сюткина-Доронина
doaj   +1 more source

Numerical Study of Mechanical Properties of Composite Solid Propellant with Initial Defects

open access: yesJournal of Physics: Conference Series, 2020
In order to study the effect of initial interface defects and initial void defects on the macro tensile mechanical properties of composite solid propellant, based on the Python script, the particle filling model of composite solid propellant with meso ...
Jiaxiang Wang   +3 more
semanticscholar   +1 more source

Development of Technology and Ballistic Research of the Propulsion Unit for 122 mm Rocket Missile with an Extended Range [PDF]

open access: yesProblemy Mechatroniki, 2015
The paper presents the results of ballistic studies on the demonstrator missile 122 mm rocket motor of an extended range with the heterogeneous solid propellant.
Bogdan FLORCZAK   +2 more
doaj   +1 more source

Evaluation of elastomeric heat shielding materials as insulators for solid propellant rocket motors: A short review

open access: yes, 2020
This review addresses a comparison, based on the literature, among nitrile rubber (NBR), ethylene-propylene-diene-monomer rubber (EPDM), and polyurethane (PU) elastomeric heat shielding materials (EHSM).
J. Q. Amado   +4 more
semanticscholar   +1 more source

Thermodynamic Properties of Hydroxylammonium Nitrate-Based Electric Solid Propellant Plasma

open access: yes, 2020
Electric solid propellants are advanced solid chemical rocket propellants controlled by electric current.
M. S. Glascock   +3 more
semanticscholar   +1 more source

Ageing studies on AP/HTPB based composites solid propellants

open access: yesEnergetic Materials Frontiers, 2021
Components of solid rocket motor that are susceptible to ageing are propellant, insulator, inhibitor, interfaces, igniter system, and seals. Seals, insulator, ignition systems are replaceable but the motor would be recast when the deterioration in ...
Hamza Naseem   +3 more
doaj   +1 more source

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