Results 11 to 20 of about 13,533 (294)

Experimental and simulation research on microscopic damage of HTPB propellant under tension-shear loading

AIP Advances, 2022
In order to study the influence of loading conditions on propellant mesoscopic failure morphology, scanning electron microscopy was carried out to observe the morphology of the failure section of a hydroxyl-terminated polybutadiene propellant under ...
Jia-yuan Cui, Hong-fu Qiang, Jia-xiang Wang   +2 more
doaj   +1 more source

Thermal decomposition and kinetic evaluation of composite propellant material catalyzed with nano magnesium oxide

NUST Journal of Engineering Sciences, 2015
Magnesium oxide nano particles have been used to catalyze the composite propellant material based on hydroxy terminated polybutadiene (HTPB) and ammonium perchlorate (AP).
Zaheer-ud-Din Babar, Abdul Qadeer Malik
doaj   +1 more source

Effect of Propellant Composition to the Temperature Sensitivity of Composite Propellant

IOP Conference Series: Materials Science and Engineering, 2012
The propellant composition is one of several parameter that influencing the temperature sensitivity of composite propellant. In this paper, experimental investigation of temperature sensitivity in burning rate of composite propellant was conducted.
Aziz, Amir, Mamat, Rizalman, Amin, Makeen, Wan Ali, Wan Khairuddin   +3 more
openaire   +1 more source

Strength criterion of composite solid propellants under dynamic loading

Defence Technology, 2018
Based on the dynamic loading (1-100 s−1) experiments under different temperatures (223–298 K) and stress states, uniaxial and biaxial strength criterion of a Hydroxyl-terminated polybutadiene (HTPB) based composite solid propellant were further ...
Zhe-jun Wang, Hong-fu Qiang, Guang Wang, Biao Geng   +3 more
doaj   +1 more source

Design of Propellant Composite Thermodynamic Properties Using Rocket Propulsion Analysis (RPA) Software

Reaktor, 2022
Rocket Propulsion Analysis (RPA) is software for predicting the performance of a rocket engine. It is usually used in conceptual and preliminary design.
Anita Pinalia, Bayu Prianto, Henny Setyaningsih, Prawita Dhewi, Ratnawati Ratnawati   +4 more
doaj   +1 more source

Studies on composite solid propellant with tri-modal ammonium perchlorate containing an ultrafine fraction

Defence Technology, 2017
Composite solid propellant is prepared using tri-modal Ammonium perchlorate (AP) containing coarse, fine and ultrafine fractions of AP with average particle size (APS) 340, 40 and 5 μm respectively, in various compositions and their rheological ...
K.V. Suresh Babu, P. Kanaka Raju, C.R. Thomas, A. Syed Hamed, K.N. Ninan   +4 more
doaj   +1 more source

Noncrystalline Binder Based Composite Propellant [PDF]

ISRN Aerospace Engineering, 2013
This study reports on propellants based on cross-linked HTPE binder plasticized with butyl nitroxyethylnitramine (BuNENA) as energetic material and HP 4000D as noncrystalline prepolymer. This binder was conducted with solid loading in the 85%. The results showed an improvement in processability, mechanical properties and burning rate.
Mohamed Abdullah, F. Gholamian, A. R. Zarei   +2 more
openaire   +1 more source

Study on the analysis method on ballistic performance of deterred propellant with large web size in large caliber artillery

Defence Technology, 2018
As for the characteristics of combustibility of deterrent propellant with large web size which is used in large-caliber gun and interior ballistic performance, the combustion characteristics of deterrent propellant are obtained by using closed-bomb ...
Yu-wei Wang, Wen-fang Zhu, Jia-wei Di, Xiao-hong Hu   +3 more
doaj   +1 more source

Combustion Characteristics of Nanoaluminium-Based Composite Solid Propellants: An Overview

Journal of Chemistry, 2021
The nanosized powders have gained attention to produce materials exhibiting novel properties and for developing advanced technologies as well.
Kandasamy Jayaraman, Ponnurengam Malliappan Sivakumar, Ali Zarrabi, R. Sivakumar, S. Jeyakumar   +4 more
doaj   +1 more source

Recent progress on transition metal oxides and carbon-supported transition metal oxides as catalysts for thermal decomposition of ammonium perchlorate

Defence Technology, 2021
As a main oxidizer in solid composite propellants, ammonium perchlorate (AP) plays an important role because its thermal decomposition behavior has a direct influence on the characteristic of solid composite propellants.
Teng Chen, Yi-wen Hu, Cai Zhang, Zhao-jian Gao   +3 more
doaj   +1 more source