Results 11 to 20 of about 2,217 (308)

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

open access: yesDefence 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   +3 more
doaj   +1 more source

Study of photocurable energetic resin based propellants fabricated by 3D printing

open access: yesMaterials & Design, 2021
Propellants are the main energy source in the internal ballistic process. The use of 3D printing has promised to produce propellants with complex geometries.
Manman Li   +4 more
doaj   +1 more source

Characterization of aging behavior of butacene® based composite propellants by loss factor curves

open access: yes, 2022
S.712-723Butacene® is a polymeric binder with ferrocenyl groups chemically bonded to HTPB backbone. Through incorporation in the AP−Al composite propellant formulation, it leads to high burning rates (BR) >20 mm/s at 7 MPa, and low ...
Seyidoglu, Tijen, Bohn, Manfred
core   +1 more source

Combustion behavior of end-sealed nitroamine propellant by photocurable composite deterrents

open access: yesFirePhysChem, 2023
In this work, energetic composite composed of UV curable polyurethane acrylate and RDX was used as deterrent coating for 19-perforated nitroamine propellants plasticized by nitroglycerin and 1, 5-diazido-3-nitrazpentane (DIANP). The nitroamine propellant
Manman Li   +4 more
doaj   +1 more source

Combustion stability analysis of composite propellants with octogen [PDF]

open access: yesScientific Technical Review, 2020
Research of operating pressure levels with irregular combustion and the effect on combustion instability of composite solid propellants with different quantity of octogen (HMX) are presented in this paper.
Bogosavljević Marica   +3 more
doaj   +1 more source

Effect of Propellant Composition to the Temperature Sensitivity of Composite Propellant

open access: yesIOP 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   +3 more
openaire   +1 more source

Characterization of the structure in highly filled composite materials by means of MRI

open access: yes, 2022
S.179-184Modern solid propellants are highly filled composite materials. The essential ingredients of a composite propellant are a crosslinked binder, a polymer like polyurethane and an oxidizer.
Eisenreich, N.   +3 more
core   +1 more source

Synthesis of a Series of Dual-Functional Chelated Titanate Bonding Agents and Their Application Performances in Composite Solid Propellants

open access: yesMolecules, 2020
Titanate-based bonding agents are a class of efficient bonding agents for improving the mechanical properties of composite solid propellants, a kind of special composite material.
Guomin Lin   +6 more
doaj   +1 more source

Application of artificial neural networks for the prediction of aluminium agglomeration processes

open access: yesInternational Journal of Aviation, Aeronautics, and Aerospace, 2018
Aluminium is universal and vital constituent in composite propellants and typically used to improve performance. Aluminum agglomeration takes place on the burning surface of aluminized propellants, which leads to reduced combustion efficiency and 2P flow
TEJASVI K   +3 more
doaj   +1 more source

Propellants

open access: yes, 2022
31 S.The article contains sections titled: 1. Introduction 2. History 3. Classification of Propellants 3.1. Solid Propellants 3.1.1. NC-Based Propellants 3.1.2. Composite Propellants 3.2. Liquid and Gelled Propellants 4.
Gettwert, Volker   +2 more
core   +1 more source

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