Results 1 to 10 of about 38,780 (255)

Chemical Rocket Propulsion [PDF]

open access: yesInternational Journal of Aerospace Engineering, 2012
1Department of Aerospace Engineering, Ryerson University, Toronto, ON, Canada M5B 2K3 2Aerophysics Branch, Air Force Research Laboratory, Edwards AFB, CA 93524, USA 3Dipartimento di Ingegneria Meccanica e Aerospaziale, Politecnico di Torino, 10129 Torino, Italy 4Department of Aeronautical Engineering, Kumaraguru College of Technology, Coimbatore, Tamil
David Greatrix   +4 more
doaj   +3 more sources

Earth-to-Orbit Rocket Propulsion [PDF]

open access: greenAIAA International Air and Space Symposium and Exposition: The Next 100 Years, 2003
The Earth-to-orbit (ETO) phase of access to space is and always will be the first and most critical phase of all space missions. This first phase of all space missions has unique characteristics that have driven space launcher propulsion requirements for more than half a century.
Alain Souchier   +4 more
openaire   +2 more sources

Propulsion systems and low-thrust rocket engines based on various physical principles for control systems of small and micro-spacecraft

open access: diamondВестник Самарского университета: Аэрокосмическая техника, технологии и машиностроение, 2018
The article presents an analysis of the possibility of using propulsion systems and rocket thrusters based on various physical principles and used as part of small and very small spacecraft.
V. V. Ryzhkov, A. V. Sulinov
doaj   +3 more sources

First applications of ultrasound technology in solid rocket propellant combustion promotion [PDF]

open access: yesUltrasonics Sonochemistry
The regulation of propellant combustion using ultrasonic waves is proposed. Under ultrasonic frequencies of 25–40 kHz, we systematically examined the combustion characteristics of Al particles, ammonium perchlorate (AP)/hydroxyl-terminated polybutadiene (
Zhan Wen   +6 more
doaj   +2 more sources

Research in Rocket and Jet Propulsion [PDF]

open access: yes, 2012
When considering the problems of basic research in rocket and jet propulsion, it is profitable to keep in mind the salient features of rocket- and jet-propulsion engineering. These are: short duration of operation of the power-plant and extreme intensity of reaction in the motor.
Tsien, Hsue-Shen
openaire   +4 more sources

Application of electric thrusters in a spacecraft propulsion system [PDF]

open access: yesКосмические аппараты и технологии, 2022
The place of electric rocket thrusters in a spacecraft propulsion system is pointed out; the tasks for such propulsion system are described. The modern classification of electric thrusters is given, in accordance of that one there are four classes ...
N. E. Kovalenko, A. A. Vnukov
doaj   +1 more source

Using the Impulse Method to Determine High-Pressure Dynamic Burning Rate of Solid Propellants

open access: yesAerospace, 2023
A new method for determining the burning rate of a solid propellant, called the Impulse Method, is proposed in this paper. It is based on the proportional relationship between the impulse generated and the mass of the burned propellant. The pressure–time
Jiahao Liu   +3 more
doaj   +1 more source

Hydrogen peroxide – A promising oxidizer for rocket propulsion and its application in solid rocket propellants

open access: yesFirePhysChem, 2022
This paper discusses the potential use of hydrogen peroxide as oxidizer for solid rocket propulsion. While hydrogen peroxide is a liquid in normal conditions, it may be used in solid rocket motor grains.
Wioleta Kopacz   +5 more
doaj   +1 more source

Developing a Universal Software for the Conceptual Design of Cryogenic Rocket Propulsion System [PDF]

open access: yesفصلنامه علوم و فناوری فضایی, 2022
In this article, a universal algorithm and engineering software is presented for the conceptual design of cryogenic rocket propulsion system. The algorithm consisting five engine working cycles: pressure fed, gas generator, staged combustion, closed and ...
Nourbakhsh Fouladi   +1 more
doaj   +1 more source

Bridging the Technology Gap: Strategies for Hybrid Rocket Engines

open access: yesAerospace, 2023
Hybrid rocket propulsion, first demonstrated by the Russian GIRD-09 rocket in 1933, combines liquid oxidizer and solid fuel for thrust generation. Despite numerous advantages, such as enhanced safety, controllability, and potential environmental benefits,
Christopher Glaser   +2 more
doaj   +1 more source

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