Energy cascade mechanism for fully developed turbulence
Autor: | Marcel Lefrançois, Mae Seto, Boye Ahlborn |
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Rok vydání: | 1990 |
Předmět: | |
Zdroj: | Physics Letters A. 150:286-289 |
ISSN: | 0375-9601 |
DOI: | 10.1016/0375-9601(90)90097-8 |
Popis: | Sound waves of frequency ƒ o and wavelength λ o ⪢ R resonantly excite the fundamental mode of azimuthal waves on eddies of radius R . This generates standing waves on the rotating eddies at the frequency αƒ o , resulting in a fluctuating pressure field of frequency ƒ o (1+α), which can only excite other eddies of smaller radius. |
Databáze: | OpenAIRE |
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