Results of experimental learn on aerodynamic and acoustic keep watch over of subsonic turbulent jets via acoustic excitation are offered. It used to be tested that those regulate equipment, originated through authors, not just can accentuate blending (by acoustic irradiation at low frequency), but additionally significantly ease it (at high-frequency irradiation). This learn monograph provides the up to date result of the authors supplemented by means of different investigations performed in united states, Germany and nice Britain. The tools for the numerical simulation of subsonic turbulent jets below acoustic excitation are defined intimately, and examples are reviewed of functional purposes, together with relief of turbojet engine noise and acoustic regulate of self-sustained oscillations in wind tunnels.
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