Random vibrations
Vibrations
Article REF: BR200 V1
Random vibrations
Vibrations

Author : Jacques PLUSQUELLEC

Publication date: April 10, 2004, Review date: October 1, 2021 | Lire en français

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10. Random vibrations

10.1 General

While periodic signals can be decomposed into a sum of harmonic signals (Fourier series, § 2.6 ), and transient signals represented as Fourier integrals, there is an important category of signals that cannot be so precisely defined. They are characterized by instability over time and a lack of reproducibility over successive recordings. Examples include ships...

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