NASA
Tools for measuring airflow and sound at NASA Glenn Research Center
NASA Glenn Research Center teams measure airflow and sound using specialized equipment, including particle image velocimetry, hot wire anemometry, Raman spectroscopy and phased microphone arrays. Aviation noise reduction specialists worldwide draw on the center’s experimental data to check theories and noise prediction software.
What to know
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The listed measurement tools also include continuously rotating rakes.
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The center’s experimental data support validation of theories and noise prediction software across the global aviation noise reduction community.
Why it matters
These measurements are relevant to aviation noise reduction because their data are used to test theories and noise prediction software.
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