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24116

DYNAMIC BEHAVIOR OF A LIQUID ROCKET ENGINE FEEDING SYSTEM

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Last updated: 24 Dec 2024

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Abstract

This paper is the second part of a study conducted to investigate the dynamic behavior of a liquid propellant rocket engine. It is dedicated to complete the modeling, simulation and analysis of the dynamic behavior of the feeding system of a typical rocket engine. The elements involved are the gas generator, the turbo-pump assembly, and the combustion chamber. These individual elements are treated as separate units before dealing with the integrated system. The system incorporates the combustion chamber controller, the thrust controller, the gas generator controller, and the safety valve. Non-linear mathematical models and empirical relations have been deduced and used to develop computer simulation programs using MATLAB SIMULINK technique. The study was extended to investigate the static and dynamic behaviors of such components. The study showed that the thrust reaches always a new steady state value corresponding to pre-compression distance of the thrust controller spring and through regulating the combustion chamber pressure. The system, which has two power ratings, operates at a stable, self-regulated condition with slightly under-damped nature of settling time in switching from first to second power rating. The developed simulation programs could help investigate and analyze other similar liquid propellant rocket engines.

DOI

10.21608/asat.2007.24116

Keywords

Rocket propellant feeding system, liquid rocket engine, static behavior, Dynamic behavior, liquid propellant engine control, computer simulation, SIMULINK

Authors

First Name

Tamer

Last Name

MAHMOUD

MiddleName

N.

Affiliation

Major Eng., Egyptian Armed Forces.

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Orcid

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First Name

M.

Last Name

RABIE

MiddleName

Galal

Affiliation

Professor, Modern Academy for Engineering & Technology, Cairo, Egypt.

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Orcid

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First Name

M.

Last Name

EL-SENBAWI

MiddleName

Allam

Affiliation

Maj. Jen. (R), Assoc. Professor, Egyptian Armed Forces.

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Volume

12

Article Issue

ASAT Conference, 29-31 May 2007

Related Issue

4431

Issue Date

2007-05-01

Receive Date

2019-01-10

Publish Date

2007-05-01

Page Start

1

Page End

14

Print ISSN

2090-0678

Online ISSN

2636-364X

Link

https://asat.journals.ekb.eg/article_24116.html

Detail API

https://asat.journals.ekb.eg/service?article_code=24116

Order

103

Type

Original Article

Type Code

737

Publication Type

Journal

Publication Title

International Conference on Aerospace Sciences and Aviation Technology

Publication Link

https://asat.journals.ekb.eg/

MainTitle

DYNAMIC BEHAVIOR OF A LIQUID ROCKET ENGINE FEEDING SYSTEM

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Article

Created At

22 Jan 2023