|
|
|
|
|
Wonjae Yoon, Vikas Khandu Bhosale and Hosung Yoon
The development of propulsion systems based on green propellants, as an alternative to hydrazines, has been gaining interest within the space community. The study of Ammonium Dinitramide (ADN)-based liquid monopropellant, which is low-toxic and can deliv...
ver más
|
|
|
|
|
|
|
|
|
|
|
Wonjae Yoon, Vikas Khandu Bhosale and Hosung Yoon
Ammonia dinitramide (ADN)-based liquid monopropellants are considered to be environmentally friendly alternatives to the toxic and carcinogenic hydrazine-based propellants. Hence, Space Solutions Co., Ltd. is developing a 1N ADN-based liquid monopropella...
ver más
|
|
|
|
|
|
|
|
|
|
|
Christian Paravan, Anwer Hashish and Valerio Santolini
Hybrid rocket engines (HREs) offer a low-cost, reliable, and environmentally friendly solution for both launch and in-space applications. Hybrid propellants have been identified as green thanks to their use of non-toxic, non-carcinogenic oxidizers. Of pa...
ver más
|
|
|
|
|
|
|
|
|
|
|
Francesco Barato
Hybrid rockets using specific oxidizer?fuel combinations are considered a green alternative to current propulsion systems, as they do not release very toxic or polluting exhausts, but only much less harmful substances such as carbon monoxide/dioxide and ...
ver más
|
|
|
|
|
|
|
|
|
|
|
Tomasz Palacz and Jacek Cieslik
The paper is part of the research aimed at determining if the vortex flow pancake (VFP) hybrid rocket engine is feasible as green in-space chemical propulsion. The objective of this study is to test an N2O/HDPE VFP hybrid ignited with N2O/C3H8 torch igni...
ver más
|
|
|
|
|
|
|
|
|
|
|
Adrian Parzybut, Pawel Surmacz and Zbigniew Gut
This study investigates the use of MnxOy/Al2O3 and Pt/Al2O3 catalysts for the decomposition of hydrogen peroxide in thrusters. It describes the purpose, procedures, performance, and conclusions coming from the test campaign of the catalyst lifetimes. In ...
ver más
|
|
|
|
|
|
|
|
|
|
|
Stefania Carlotti and Filippo Maggi
Conventional storable bipropellants make use of hydrazine and its derivatives as fuels and nitrogen tetroxide as an oxidizer. In recent years, the toxicity character of these chemicals pushed the propulsion community towards ?green? alternatives. Several...
ver más
|
|
|
|
|
|
|
|
|
|
|
Lorenzo Casalino, Andrea Ferrero, Filippo Masseni and Dario Pastrone
Hybrid rocket engines are a green alternative to solid rocket motors and may represent a low-cost alternative to kerosene fueled rockets, while granting performance and control features similar to that of typical storable liquid rocket engines. In this w...
ver más
|
|
|
|
|
|
|
|
|
|
|
Ahmed E. S. Nosseir, Angelo Cervone and 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 relativ...
ver más
|
|
|
|
|
|
|
|
|
|
|
Ahmed E. S. Nosseir, Angelo Cervone and Angelo Pasini
Current research trends have advanced the use of ?green propellants? on a wide scale for spacecraft in various space missions; mainly for environmental sustainability and safety concerns. Small satellites, particularly micro and nanosatellites, evolved f...
ver más
|
|
|
|
|
|