Results 1 to 10 of about 10,694 (314)

Effect of Microstructure on Micro-Mechanical Properties of Composite Solid Propellant. [PDF]

Micromachines (Basel), 2021
This study was aimed at determining the effect of microstructure on the macro-mechanical behavior of a composite solid propellant. The microstructure model of a composite solid propellant was generated using molecular dynamics algorithm.
Li T, Xu J, Han J, He Y.
europepmc   +2 more sources

Performance evaluation of commercial copper chromites as burning rate catalyst for solid propellants [PDF]

Journal of Aerospace Technology and Management, 2010
Copper chromites are well known as burning rate catalysts for the combustion of composite solid propellants, used as a source of energy for rocket propulsion.
Milton Faria Diniz, Eunice Aparecida Campos, Luis Cláudio Rezende, Rita de Cássia L. Dutra, Wilma Massae Dio Nawa, Koshun Iha   +5 more
doaj   +2 more sources

Modeling fatigue damage evolution in CMDB propellant based on dynamic modulus. [PDF]

Sci Rep
This study systematically investigates the fatigue behavior of composite modified double-base propellant (CMDB) under strain-controlled cyclic loading across a range of temperatures.
Yao L, Jinsheng X, Changsheng Z, Xiong C, Xiumin Y.   +4 more
europepmc   +2 more sources

Study on Rate-Dependent Characteristics of “Dewetting” Point of Composite Solid Propellant [PDF]

Hangkong bingqi, 2023
“Dewetting” can happen between solid particles and matrix of solid propellant during loading process. The strength and elongation at “dewetting” point are directly related to loads. The study based on the stress-strain response curve characteristics of a
Shen Xin, Zhang Liang, Dong Meng, Chen Jing
doaj   +1 more source

Experimental and simulative thermal stability study of HTPE solid propellants in different scales

Case Studies in Thermal Engineering, 2021
The hydroxyl-terminated polyether (HTPE) solid propellants are widely recognized as promising alternatives for hydroxyl-terminated polybutadiene (HTPB) propellants due to their compliance with insensitive munition characteristics of composite solid ...
Xu Wang, Chenxi Pei, Feiyang Xu, Xingliang Wu, Huabo Li, Nian Yang, Dabin Liu, Sen Xu   +7 more
doaj   +1 more source

Study on strength criterion of composite solid propellants under complex loading

AIP Advances, 2023
A solid rocket motor is the power source of the missile. In order to accurately evaluate its structural integrity and improve the reliability of the power system, it is mandatory to construct an accurate strength criterion for the composite solid ...
Xueren Wang, Quanzhang Huang, Qinyu Yang, Yulun Zhang, Tingjing Geng   +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

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

FirePhysChem, 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, Qun-qing Lin, Ben-duan Cheng, Peng-cheng Wang, Ming Lu, Qiu-han Lin   +5 more
doaj   +1 more source

Numerical simulation study of composite solid propellant small scale gap test

AIP Advances, 2021
The small scale gap test is a very important method to study the sensitivity characteristics of a composite solid propellant under shock waves. In this paper, the small scale gap test is taken as the research object.
Hong-fu Qiang, Yu-xiang Liu, Du-dou Wang, Xue-ren Wang, Biao Geng, Guang Wang   +5 more
doaj   +1 more source

Preparation of ammonium nitrate-based solid composite propellants supplemented with polyurethane/nitrocellulose blends binder and their thermal decomposition behavior

Defence Technology, 2022
To improve the performance of solid composite propellants (SCPs) supplemented with ammonium nitrate (AN) as an oxidizer, the incorporation of energetic ingredients such as explosives, energetic binders or catalysts is a common effective approach.
Sabri Touidjine, Moulai Karim Boulkadid, Djalal Trache, Samir Belkhiri, Abderrahmane Mezroua, Mohamed Islam Aleg, Afaf Belkebiche   +6 more
doaj   +1 more source