7.2.2018 Theoretical Models of Sound Speed Increase Effects in Gas Duct with Corrugated Wall

The intensive rotation around the ring axis creates considerable centrifugal forces; as a result, the dependence of pressure on gas density and the sound speed [...]

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17.1.2020 Acoustic problems of rocket launch

A three components of acoustic sources can be defined here – broadband signals from large and small components of of turbulent jet and tonal signals which usually being overlooked [...]

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9.1.2019 Modeling of Cyclone-4M Rocket Jet Acoustic Emission by Volumetric Source

The algorithm and program of calculation of sound pressure levels were developed in JAVA language. The characteristics of acoustic fields sound pressure [...]

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8.2.2019 Evaluation of the external acoustic loads, acting on the rocket when it passes the leg with maximum velocity head

And the problem is set to determine the overall sound pressure level and the corresponding levels in octave and 1/3-octave frequency bands. Key words: Launch vehicle [...]

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