Stochastic reduced-order model for an automotive vehicle in presence of numerous local elastic modes in the low-frequency range

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Arnoux, A.; Batou, Anas; Soize, Christian; Gagliardini, L.;
  • Publisher: KU Leuven
  • Subject: [ MATH.MATH-PR ] Mathematics [math]/Probability [math.PR] | [ SPI.MECA.VIBR ] Engineering Sciences [physics]/Mechanics []/Vibrations [physics.class-ph] | uncertainty quantification | [SPI.MECA.VIBR]Engineering Sciences [physics]/Mechanics []/Vibrations [physics.class-ph] | Reduced-order model | automotive vehicle | [MATH.MATH-ST]Mathematics [math]/Statistics [math.ST] | [MATH.MATH-PR]Mathematics [math]/Probability [math.PR] | [ SPI.MECA ] Engineering Sciences [physics]/Mechanics [] | [ MATH.MATH-ST ] Mathematics [math]/Statistics [math.ST] | [SPI.MECA]Engineering Sciences [physics]/Mechanics []

International audience; This paper is devoted to the construction of a stochastic reduced-order model for dynamical structures having a high modal density in the low-frequency range, such as an automotive vehicle. This type of structure is characterized by the fact that... View more
  • References (5)

    [1] C. Soize and A. Batou, Stochastic reduced-order model in low frequency dynamics in presence of numerous local elastic modes, Journal of Applied Mecanics - Transaction of the ASME, 78(6): 061003, 2011.

    [2] J.A. Sethian, A Fast Marching Level Set Method for Monotonically Advancing Fronts, Proc. Nat .Acad. Sci., 93, 4, 1996.

    [3] J.A. Sethian and R. Kimmel, Computing Geodesic Paths on Manifolds, Proc. Nat .Acad. Sci., 95, 8431- 8435, 1998.

    [4] C. Soize, A nonparametric model of random uncertainties for reduced matrix models in structural dynamics, Probabilistic Engineering Mechanics, 15(3) :277-294, 2000.

    [5] J.F Durand, C. Soize, L. Galiardini, Structural-acoustic modeling of automotive vehicles in presence of uncertainties and experimental identification and validation, Journal of the Acoustical Society of America, 124(3) (2008) 1513-1525.

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