Saturday 6 September 2008

Wseas Transactions

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Transactions: WSEAS TRANSACTIONS ON HEAT AND MASS TRANSFER
Transactions ID Number: 28-171
Full Name: Teodor-Viorel Chelaru
Position: Please, select:
Age: ON
Sex: Male
Address: Str. Gheorghe Polizu , no. 1, PC 011061, District 1, Bucharest,
Country: ROMANIA
Tel: +40723214423
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E-mail address: t.v.chelaru@rom-arm.ro
Other E-mails: t.v.chelaru@upcnet.ro
Title of the Paper: The stability of the operating parameters of rocket engine
Authors as they appear in the Paper: Teodor-Viorel Chelaru, Adrian-Viorel Coman
Email addresses of all the authors: t.v.chelaru@rom-arm.ro, adrico59@yahoo.fr
Number of paper pages: 12
Abstract: The aim of this paper consists in developing a model for realistic calculation, but at the same time not a very complicated one, in order to determine the operating parameters of a rocket engine with solid propellant (RESP). The model results will be compared with experimental results and the quality of the model will be evaluated. The study of operating stability RESP will be made accordingly to Liapunov theory, considering the system of parametric equations perturbed around the balance parameters. The methodology dealing with the stability problem consists in obtaining the linear equations and the verification of the eigenvalue of the stability matrix. The results are analyzed for a functional rocket engine at low pressure, which has the combustion chamber made of cardboard, engine used for anti-hailstone rocket. Two representatives cases will be take in to consideration and analyzed from the point de view of burn parameters, one of them for stable conditions and!
other for instable conditions. For both cases a complete analysis will be done and the results will be compared. The novelty of the work lies in the technique to tackle the stability problem for the operation of rocket engines at low pressure, many of them representing specific applications for civil destination.
Keywords: Rocket, Engine, Solid propellant, Stability, Liapunov theory, Low pressure, Anti-hailstone
EXTENSION of the file: .pdf
Special (Invited) Session: The analysis method for the stability of rocket engine with solid propellant for low pressure
Organizer of the Session: 595-538
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