Results 101 to 110 of about 69,089 (320)

Research Progress of Decommissioned Solid Rocket Motor Charge Emptying and Recycling Technology [PDF]

open access: yesHangkong bingqi
As the service life of solid rocket engines comes to an end, their operational reliability and performance stability gradually decline. Effectively disposing of large numbers of retired solid rocket engines has become a critical issue.
Zhou Yaping, Lin Zhihui, Wang Maoyu, Dong Jun, Liu Tiansheng, Qiao Haitao
doaj   +1 more source

Dynamic Pressure Characteristics of Pulse Gun Device for Combustion Stability Rating of Liquid Rocket Engines [PDF]

open access: bronze, 2003
Seonghyeon Seo   +4 more
openalex   +1 more source

Space engine safety system [PDF]

open access: yes
A rocket engine safety system was designed to initiate control procedures to minimize damage to the engine or vehicle or test stand in the event of an engine failure. The features and the implementation issues associated with rocket engine safety systems
Maul, William A., Meyer, Claudia M.
core   +1 more source

A Historical Systems Study of Liquid Rocket Engine Throttling Capabilities [PDF]

open access: yes, 2010
This is a comprehensive systems study to examine and evaluate throttling capabilities of liquid rocket engines. The focus of this study is on engine components, and how the interactions of these components are considered for throttling applications ...
Betts, Erin M.   +1 more
core   +1 more source

Factors Affecting Characteristic Length of the Combustion Chamber of Liquid Propellant Rocket Engines

open access: yesMehran University Research Journal of Engineering and Technology, 2019
Optimum characteristic length of the combustion chamber of liquid rocket engine is very important to get higher energy from the liquid propellants. Characteristic length is defined by the time required for complete burning of fuel.
Tajwali Khan, Ihtzaz Qamar
doaj  

Design and testing of liquid hydrogen-cooled, ultrahigh-speed ball bearings [PDF]

open access: yes, 1969
Large-bore, liquid hydrogen-cooled, ultrahigh-speed, rolling contact bearings of an optimum design allow optimization of large rocket engine turbopumps in which bearing speed is a limiting factor.
Butner, M. F., Wagner, D. A.
core   +1 more source

Recent Experimental Efforts on High-Pressure Supercritical Injection for Liquid Rockets and Their Implications

open access: yesInternational Journal of Aerospace Engineering, 2012
Pressure and temperature of the liquid rocket thrust chambers into which propellants are injected have been in an ascending trajectory to gain higher specific impulse.
Bruce Chehroudi
doaj   +1 more source

Transient Heat Transfer and Structural Analyses for the Turbopump Turbine of a Liquid Rocket Engine [PDF]

open access: bronze, 2004
Jae-Han Yoo   +5 more
openalex   +1 more source

Designing and Testing of HDPE–N2O Hybrid Rocket Engine

open access: yesEngineering Proceedings
Hybrid Rocket Engines (HREs) combine the advantages of solid and liquid propellants, offering thrust control, simplicity, safety, and cost efficiency.
Triyan Pal Arora   +6 more
doaj   +1 more source

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