Results 71 to 80 of about 11,282 (264)

Modular simulation software development for liquid propellant rocket engines based on MATLAB Simulink

MATEC Web of Conferences, 2017
Focusing on Liquid Propellant Rocket Engine (LPRE) major components, a steady state modular simulation software has been established in MATLAB Simulink. For integrated system analysis, a new algorithm dependant on engine inlet mass flow rate and pressure
Naderi Mahyar, Liang Guozhu, Karimi Hasan   +2 more
doaj   +1 more source

Energetic Compositions Application for the Reduction of the Environmental Pollution Because of Space Vehicle Launches

Eurasian Chemico-Technological Journal, 2017
Technogeneous impact of rocket and space activities on the environment is one of the most actual problems of practical cosmonautics. This technogeneous impact is not only the pollution of near Earth space with space debris (worked-off stages of space ...
V. Trushlyakov, D. Lempert, Yuan- jie Shu   +2 more
doaj   +1 more source

The problem of combustion instability in liquid rocket engines

Challenges and Issues of Modern Science
The purpose of this work is to carry out an overview on combustion instability in liquid propellant rocket engines, its classification, the main principles of occurrence as well as ways to prevent the phenomena while designing of the prospective engine.
Samir Vekilov, Volodymyr Lipovskyi, Roman Pustovyi   +2 more
doaj  

Analysis of the Combustion Process in the Engine Zamstic [PDF]

فناوری در مهندسی هوافضا, 2017
In liquid rocket engine design, because of the combustion due to the high temperatures and high rates of heat transfer (1MW/m2 to about 160MW/m2) of hot gases to the chamber walls, the cooling thrustchamber is of utmost importance.
Koros nekofar, Andisheh Tiregar, seyed Amir Hosseini   +2 more
doaj  

A novel heat transfer modeling methodology for regenerative cooling in liquid propellant rocket engines

Case Studies in Thermal Engineering
Liquid propellant rocket engines operate at extremely high temperatures and commonly rely on regenerative cooling to protect chamber walls and maintain structural integrity.
T. Gândara, V. Costa, J. Dias
doaj   +1 more source

Development of Solid Gas Generating Compositions to Ensure Non Explosiveness of Spent Orbital Stages of Liquid Rocket of Space Launch Vehicles

Eurasian Chemico-Technological Journal, 2017
The choice is discussed of solid gas generating compositions for venting by hot combustion products a fuel tank of the spent orbital stage of a space launch vehicle with a main liquid rocket engine.
V. I. Trushlyakov, K. I. Zharikov, D. B. Lempert   +2 more
doaj   +1 more source

Mathematical model for heat transfer in variable thickness fins for rocket engines

Challenges and Issues of Modern Science
Purpose. This article aims to develop a mathematical model for a fin in the cooling system of liquid propellant rocket engines. The objective is to enable calculations for fins with arbitrary thickness variation. The developed mathematical model will be
Volodymyr Sliusariev, Valerii Bucharskyi
doaj  

Development Status of L75: A Brazilian Liquid Propellant Rocket Engine

, 2014
This paper provides an overview of the design and development process of the L75 Liquid Propellant Rocket Engine (LPRE). Being developed at Institute of Aeronautics and Space (IAE), it is the first Brazilian open-cycle liquid rocket engine pressurized by
D. S. Almeida, Cristiane M. Pagliuco
semanticscholar   +1 more source

Propellant Flow Uniformity Analysis of 3 Tonf Liquid Rocket Engine Manifold Using Fluent

, 2023
Dongho Yun, Hyeontaek Jo, H.J. Jang, Seongyoon Hyun, Jintaeg Jung, Yong‐Gi Hong, Yuongbin Yoon   +6 more
openalex   +1 more source

Optimal Output Tracking Control Simulation for Thrust Control of an Open-cycle Liquid Propellant Rocket Engine

, 2020
Jihyoung Cha, Woo‐Sung Cho, Sangho Ko
openalex   +1 more source