Results 71 to 80 of about 9,342 (197)

Evaluation of UV-Curable Solid Rocket Propellants’ Properties for Advanced 3D Printing Technologies

Applied Sciences
Challenges in the traditional cast-and-cure manufacturing of composite solid propellants, such as the use of mandrels and the toxicity of curing agents, are being addressed through new propellant formulations and additive manufacturing techniques. Within
Filippo Masseni, Giacomo Tetti, Alessandra Zumbo, Camilla Noé, Giovanni Polizzi, Leonardo Stumpo, Andrea Ferrero, Dario Pastrone   +7 more
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A study of energy release in rocket propellants by a projectile impact method Annual report, 10 May 1967 - 9 May 1968 [PDF]

Experimental measurement of rates of energy release in solid propellants subjected to strong shock waves from projectile ...
Johns, R. H., Macek, A.
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Combustion and mechanical properties enhancement strategy based on stearic acid surface activated boron powders

Scientific Reports
Boric acid and other impurities on the surface of boron (B) particles can interact with hydroxyl-terminated polybutadiene (HTPB), weakening the mechanical properties and energy release efficiency of boron-based solid rocket propellants.
Jiaxin Lu, Chong Chen, Bobo Zhang, Kang Niu, Fei Xiao, Taixin Liang   +5 more
doaj   +1 more source

The regulation of ferrocene-based catalysts on heat transfer in high-pressure combustion of ammonium perchlorate/hydroxyl-terminated polybutadiene/aluminum composite propellants

Defence Technology
The regulation of the burning rate pressure exponent for the ammonium perchlorate/hydroxyl-terminated polybutadiene/aluminum (AP/HTPB/Al) composite propellants under high pressures is a crucial step for its application in high-pressure solid rocket ...
Jinchao Han, Songqi Hu, Linlin Liu
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NASA guidelines on report literature [PDF]

NASA seeks for inclusion in its Scientific and Technical Information System research reports, conference proceedings, meeting papers, monographs, and doctoral and post graduate theses which relate to the NASA mission and objectives. Topics of interest to

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Microflower-like Fe-Co-MOF with enhanced catalytic performance for decomposition of ammonium perchlorate and combustion of ammonium perchlorate-based composite propellants

Case Studies in Thermal Engineering
Ammonium perchlorate (AP) serves as a crucial component in solid propellants. Enhancing its thermal decomposition with catalysts improves the combustion performance of solid propellants significantly. To enhance the catalytic performance of metal-organic
Chenhe Feng, Baoyun Ye, Wangjian Cheng, Songchao Shi, Fengqi Zhao, Chongwei An, Jingyu Wang   +6 more
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The calculation of theoretical energetic performances of composite rocket propellants [PDF]

Journal of the Serbian Chemical Society, 2001
A suitable method for calculating theoretical energetic performances of a composite propellant was investigated and successfully verified. This method is based on generally accepted hypotheses, consistent and simple calculation of the chemical ...
NIKOLA KILIBARDA, MILOS FILIPOVIC
doaj  

Viscoelastic properties of carboxyl-terminated (butadiene-co-acrylonitrile)-based composite rocket propellant containing tris (2,3-epoxypropyl) isocyanurate as bonding agent [PDF]

Scientific Technical Review, 2015
The influence of tris (2,3-epoxypropyl) isocyanurate as a bonding agent on the polymer network characteristics as well as rheological properties of [carboxyl-terminated (butadiene-co-acrylonitrile)/polyglycidyl ether of glycerol and epichlorhydrin ...
Brzić Saša, Ušćumlić Gordana, Milojković Aleksandar, Rodić Vesna, Bogosavljević Marica   +4 more
doaj  

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  

A study of the durability of beryllium rocket engines [PDF]

An experimental test program was performed to demonstrate the durability of a beryllium INTEREGEN rocket engine when operating under conditions simulating the space shuttle reaction control system.
French, G. C., Paster, R. D.
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