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Study of Two-Frequency Excitation of Turbulent Jets by Fundamental and Subharmonic Tones

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Abstract

The possibility of enhancing or attenuating the mixing in a turbulent jet excited by a two-frequency acoustic signal consisting of fundamental and subharmonic tones is investigated experimentally. It is shown that two-frequency acoustic excitation of the jet is effective only at low frequencies, whereas at high frequencies the effect of two-frequency and single-frequency forcing is almost the same.

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Vlasov, E.V., Ginevskii, A.S., Karavosov, R.K. et al. Study of Two-Frequency Excitation of Turbulent Jets by Fundamental and Subharmonic Tones. Fluid Dynamics 37, 505–507 (2002). https://doi.org/10.1023/A:1019631212381

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  • DOI: https://doi.org/10.1023/A:1019631212381

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