Making Progress Towards »Green« Propellants – Part II

2020 ◽  
Vol 45 (8) ◽  
pp. 1185-1193
Author(s):  
Alain Dejeaifve ◽  
Alexandre Sarbach ◽  
Bertrand Roduit ◽  
Patrick Folly ◽  
Rowan Dobson
Keyword(s):  

Author(s):  
Toshiaki Iizuka ◽  
Takahiro Shindo ◽  
Jun Sato ◽  
Yuta Sato ◽  
Shunsuke Kawabata ◽  
...  


2016 ◽  
Vol 40 (9) ◽  
pp. 7779-7786 ◽  
Author(s):  
Qi Yang ◽  
Jing Ge ◽  
Qibing Gong ◽  
Xiaxia Song ◽  
Jinwen Zhao ◽  
...  

The two energetic complexes reported may act as attractive candidates for green propellants.



2018 ◽  
Vol 43 (8) ◽  
pp. 831-837 ◽  
Author(s):  
Alain Dejeaifve ◽  
André Fantin ◽  
Lara Monseur ◽  
Rowan Dobson
Keyword(s):  


Author(s):  
Gabriel Dias ◽  
Gustavo Alexandre Achilles Fischer ◽  
FERNANDO COSTA


Author(s):  
Gilson da Silva

Friendly or green compositions are being sought in many kinds of applications, such as fertilization, building materials, energy generation, and so on. Thus, this classification (green) can be established after the subjection of the compound to a thorough toxicity study. The research for low toxicity and no damage to the environment has stimulated the development of specific investigation lines in many areas. Inevitably, the criteria for safe handling, sensitivity and, mainly, specific impulse (efficiencies) of propellant compositions is still superior compared to ecological appeals. Nowadays, however, the solid or liquid propulsion, as aerospace as military, has already compounds to efficiency and eco-friendly characteristics. Thus, the chapter proposed will show a review in the energetic materials area, aiming at the most promising materials to be used as oxidizers and combustibles in a green propulsion system.



Author(s):  
Caroline Damseaux ◽  
Georges Scholl ◽  
Christian Damblon ◽  
Alain Dejeaifve ◽  
Rowan Dobson ◽  
...  


Aerospace ◽  
2021 ◽  
Vol 8 (6) ◽  
pp. 169
Author(s):  
Ahmed E. S. Nosseir ◽  
Angelo Cervone ◽  
Angelo Pasini

Green propellants are currently considered as enabling technology that is revolutionizing the development of high-performance space propulsion, especially for small-sized spacecraft. Modern space missions, either in LEO or interplanetary, require relatively high-thrust and impulsive capabilities to provide better control on the spacecraft, and to overcome the growing challenges, particularly related to overcrowded LEOs, and to modern space application orbital maneuver requirements. Green monopropellants are gaining momentum in the design and development of small and modular liquid propulsion systems, especially for CubeSats, due to their favorable thermophysical properties and relatively high performance when compared to gaseous propellants, and perhaps simpler management when compared to bipropellants. Accordingly, a novel high-thrust modular impulsive green monopropellant propulsion system with a micro electric pump feed cycle is proposed. MIMPS-G500mN is designed to be capable of delivering 0.5 N thrust and offers theoretical total impulse Itot from 850 to 1350 N s per 1U and >3000 N s per 2U depending on the burnt monopropellant, which makes it a candidate for various LEO satellites as well as future Moon missions. Green monopropellant ASCENT (formerly AF-M315E), as well as HAN and ADN-based alternatives (i.e., HNP225 and LMP-103S) were proposed in the preliminary design and system analysis. The article will present state-of-the-art green monopropellants in the (EIL) Energetic Ionic Liquid class and a trade-off study for proposed propellants. System analysis and design of MIMPS-G500mN will be discussed in detail, and the article will conclude with a market survey on small satellites green monopropellant propulsion systems and commercial off-the-shelf thrusters.



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