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消耗积分 : 免积分
Aeroacoustics research approaches Sound in the far-fieldby phase-microphones array (field tests and large-anechoic wind tunnels) Phenomenological research by Computational aero-acoustics (CAA) - DNS, LES (direct approaches) - DNS+LEE, LES+BEM, RANS+SNGR (hybrid approaches) Surface pressure sensors and acoustic analogies e.g. Pressure transducers and Curle analogy Experimental noise-source identification by PIV statistical techniques (spatio-temporal velocity correlations) time-resolved analysis (velocity or derived pressure spectra)
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