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Noise and vibration simulation using SEA:
Material Database construction technologies
florenceATA03/03A1043

Authors

G.Amadasi - S.C.S. Controlli e Sistemi
P.Vanzo – S.C.S. Controlli e Sistemi

Abstract

The rapid development and Time to market reduction of today design requires more and more simulation procedures including Acoustic and Vibration behavior of the project. Advanced market fields in simulation are the aerospace and the automotive, but practically in any of the other machinery sectors, design and simulation should proceed in parallel at the early stage and before any prototyping.

SEA (Statistical Energy Analysis) is a simulation methodology widely used in automotive application but, as any other simulation method, requires correct input parameters in order to give out trustable results. Materials data for Acoustic and Vibration application are usually hard to find in bibliography and experiments shall follow different standards (ISO, ASTM, DIN, BS).

Each parameter is measured with an independent technologies and with different equipment, facing the problem of data format and consistency in the Data base construction. A single and unique system it has been developed in an integrated environment, capable of performing all necessary measurements and fill in the Database. Nowadays a good design simulation must be based on the knowledge of material characteristics.

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