Results 1 to 10 of about 24,029 (310)

Study on Thermophysical Properties and Electrical Conductivity Characteristics of Combustion Products from Propellants with Ionization Seeds

Aerospace
Detailed knowledge regarding the thermophysical properties and electrical conductivity of the combustion products derived from solid propellants is essential for the optimized design and operation of solid-fuel rocket engines employing ...
Chunlin Chen, Lei Chang, Baoquan Mao, Qijin Zhao, Renbin Li, Xianghua Bai   +5 more
doaj   +1 more source

Effect of Microstructure on Micro-Mechanical Properties of Composite Solid Propellant

Micromachines, 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.
Tianpeng Li, Jinsheng Xu, Junli Han, Yong He   +3 more
doaj   +1 more source

Modelling Rocket System Performance Parameters

Academy Journal of Science and Engineering, 2022
What distinguishes the rocket system from airbreathing engines is that the rocket carries its own propellants, fuel and oxidants.  The modern rocket was originally developed for ballistic missiles.
Nnorom Achara
doaj  

A Case Study on Current Developments and Future Direction of Hypergolic Propellant Systems

Aerospace
Hypergolic propellants are easy to start and restart, stay liquid at normal temperatures, and avoid storage issues, making them ideal for spacecraft propulsion systems.
Nadir Yilmaz, Michael Arowolo, Alpaslan Atmanli   +2 more
doaj   +1 more source

HYPERGOLIC SYSTEMS: A REVIEW IN PATENTS. doi: 10.5028/jatm.2012.04043812

Journal of Aerospace Technology and Management, 2012
Hypergolic reactions may be useful in civil and military applications. In the area of rocket propulsion, they constitute a potential field due to the reduced wheight and complexity of fuel injection systems, allowing yet controlled use of the propulsors.
Gilson da Silva, Koshun Iha
doaj  

New Generation of High-Energy Chemical Propellants Based on Nano-Components

Eurasian Chemico-Technological Journal, 2016
A possibility of designing propellant, in which the energy of intermolecular interaction in addition to chemical energy can be used, is considered. Application fine nano-components (clusters) in similar propellants is supposed.
V. A. Babuk, A. D. Zelikov
doaj   +1 more source

ASSESSMENT OF THE SYNTHESIS ROUTES CONDITIONS FOR OBTAINING AMMONIUM DINITRAMIDE BY THE FT-IR. DOI: 10.5028/jatm.2011.03033311

Journal of Aerospace Technology and Management, 2012
Over the last two decades, many routes have been proposed to synthesize ammonium dinitramide (ADN). However, most of them lie in routes in which reactants are too expensive for large-scale production.
José Irineu Sampaio de Oliveira, Márcio Yuji Nagamachi, Milton Faria Diniz, Elizabeth da Costa Mattos, Rita Lazzarini Dutra   +4 more
doaj  

Treatment of deterred propellants in interior ballistic calculations [PDF]

FME Transactions, 2010
In the paper the procedure for determination of deterred propellant characteristics that are necessary as input parameters in interior ballistic calculations is given.
Micković Dejan
doaj  

Plasma Thruster with Diffusion Control Using Real-Time Simulations with Observer Structure and Ionising Radiation Caused by Electrodynamic Effects in the Accelerator Chamber

Havacılık ve Uzay Teknolojileri Dergisi, 2020
The script in this paper describes the use of propellant for plasma thrusters based on electrostatic accelerator. The generation and control of plasma is essential for the ion thrusters.
Alexander Norbach
doaj  

Position Normalization of Propellant Grain Point Clouds

Aerospace
Point cloud data obtained from scanning propellant grains with 3D scanning equipment exhibit positional uncertainty in space, posing significant challenges for calculating the relevant parameters of the propellant grains.
Junchao Wang, Fengnian Tian, Renfu Li, Zhihui Li, Bin Zhang, Xuelong Si   +5 more
doaj   +1 more source