Results 1 to 10 of about 30,929 (280)

Review of Alternative Sustainable Fuels for Hybrid Rocket Propulsion [PDF]

open access: goldAerospace, 2023
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 ...
Francesco Barato
doaj   +5 more sources

Hybrid material performance assessment for rocket propulsion [PDF]

open access: goldJournal of the Mechanical Behavior of Materials, 2022
Fuel based on hybrid green material is of paramount importance for various military and civilian purposes. This work presents a novel expert-based multi-criteria hierarchy and decision-making model to evaluate various chemical rocket propulsion ...
AL-Oqla Faris M., Hayajneh Mohammed T.
doaj   +4 more sources

Evaluation techniques for optical analysis of hybrid rocket propulsion

open access: goldJournal of Fluid Science and Technology, 2016
This article summarizes recent results of data evaluation techniques obtained with optical investigations on the combustion behavior of hybrid rocket fuels. Tests are performed in a 2D slab burner configuration with windows on two sides.
Anna PETRAROLO, Mario KOBALD
doaj   +6 more sources

Development of Green Storable Hybrid Rocket Propulsion Technology Using 98% Hydrogen Peroxide as Oxidizer [PDF]

open access: goldAerospace, 2021
This paper presents the development of indigenous hybrid rocket technology, using 98% hydrogen peroxide as an oxidizer. Consecutive steps are presented, which started with interest in hydrogen peroxide and the development of technology to obtain High ...
Adam Okninski   +9 more
doaj   +3 more sources

Investigation of Performance Stability of a Nytrox Hybrid Rocket Propulsion System [PDF]

open access: greenAerospace
Nitrous oxide is a highly suitable oxidizer for hybrid rockets due to its self-pressurizing properties, moderate cost, and high accessibility. However, its vapor pressure and density are highly dependent on ambient temperature, requiring careful ...
Shih-Sin Wei   +3 more
doaj   +4 more sources

Hybrid rocket propulsion technology for space transportation revisited - propellant solutions and challenges

open access: diamondFirePhysChem, 2021
This paper presents the status of developments worldwide regarding use of hybrid rocket motors for space transportation. Historical roots are presented and reasons for revisiting hybrid technology after a few decades of limited interest are examined ...
Adam Okninski   +3 more
doaj   +3 more sources

HYBRID ROCKET PROPULSION DEVELOPMENT AND APPLICATION.

open access: diamondGraduate Research in Engineering and Technology, 2022
Satellite technology is advancing. Satellite propulsion requires several desired rocket properties. This is necessary for 1 kg of payload. Launch vehicles no longer need rocket engines.
Akshay Gharat, Vinayak Hastak
semanticscholar   +3 more sources

A Review of Recent Developments in Hybrid Rocket Propulsion and Its Applications [PDF]

open access: goldAerospace
This paper extensively reviews hybrid rocket propulsion-related activities from combustion engine designs to launch tests. Starting with a brief review of rocket propulsion development history, a comparison among the three bi-propellant rocket propulsion
Shih-Sin Wei   +4 more
doaj   +3 more sources

Innovative Methods to Enhance the Combustion Properties of Solid Fuels for Hybrid Rocket Propulsion [PDF]

open access: goldAerospace, 2019
The low regression rates for hydroxyl-terminated polybutadiene (HTPB)-based solid fuels and poor mechanical properties for the alternative paraffin-based liquefying fuels make today hybrid rocket engines far from the outstanding accomplishments of solid ...
Suhang Chen   +6 more
doaj   +3 more sources

A theoretical study on throttle ranges of O/F controllable hybrid rocket propulsion systems

open access: goldJournal of Fluid Science and Technology, 2018
The characteristics of several O/F control methods for hybrid rocket propulsion have been discussed and theoretically analyzed from the physical properties of propellants and fuel regression behavior.
Kohei OZAWA, Toru SHIMADA
doaj   +4 more sources

Home - About - Disclaimer - Privacy