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Analysis of Acoustic Cavitation Surge in a Rocket Engine Turbopump
Joint Authors
Tani, Naoki
Yoshida, Yoshiki
Nanri, Hideaki
Kannan, Hiroki
Source
International Journal of Rotating Machinery
Issue
Vol. 2010, Issue 2010 (31 Dec. 2010), pp.1-8, 8 p.
Publisher
Hindawi Publishing Corporation
Publication Date
2011-01-12
Country of Publication
Egypt
No. of Pages
8
Main Subjects
Abstract EN
In a liquid rocket engine, cavitation in an inducer of a turbopump sometimes causes instability phenomena when the inducer is operated at low inlet pressure.
Cavitation surge (auto-oscillation), one such instability phenomenon, has been discussed mainly based on an inertia model assuming incompressible flow.
When this model is used, the frequency of the cavitation surge decreases continuously as the inlet pressure of the turbopump decreases.
However, we obtained an interesting experimental result in which the frequency of cavitation surge varied discontinuously.
Therefore, we employed one-dimensional analysis based on an acoustic model in which the fluid is assumed to be compressible.
The analytical result qualitatively corresponded with the experimental result.
American Psychological Association (APA)
Nanri, Hideaki& Kannan, Hiroki& Tani, Naoki& Yoshida, Yoshiki. 2011. Analysis of Acoustic Cavitation Surge in a Rocket Engine Turbopump. International Journal of Rotating Machinery،Vol. 2010, no. 2010, pp.1-8.
https://search.emarefa.net/detail/BIM-492961
Modern Language Association (MLA)
Nanri, Hideaki…[et al.]. Analysis of Acoustic Cavitation Surge in a Rocket Engine Turbopump. International Journal of Rotating Machinery No. 2010 (2010), pp.1-8.
https://search.emarefa.net/detail/BIM-492961
American Medical Association (AMA)
Nanri, Hideaki& Kannan, Hiroki& Tani, Naoki& Yoshida, Yoshiki. Analysis of Acoustic Cavitation Surge in a Rocket Engine Turbopump. International Journal of Rotating Machinery. 2011. Vol. 2010, no. 2010, pp.1-8.
https://search.emarefa.net/detail/BIM-492961
Data Type
Journal Articles
Language
English
Notes
Includes bibliographical references
Record ID
BIM-492961