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Estimation of the Fuzzy Substructure Model Parameters Using the Mean Power Flow Equation of the Fuzzy Structure
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: This paper presents a theoretical approach for identifying the dimensionless mean coefficient of participating fuzzy mass which is the main unknown parameter of the type I or II fuzzy law ...
Uncertain Dynamical Systems in the Medium-Frequency Range
Publisher: American Society of Civil Engineers
Abstract: This paper presents a novel probabilistic model of random uncertainties for dynamical system in the medium-frequency (MF) range. This approach combines a nonparametric probabilistic model of random uncertainties for the ...
Stochastic Reduced-Order Model in Low-Frequency Dynamics in Presence of Numerous Local Elastic Modes
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: This paper deals with the nonusual case in structural dynamics for which a complex structure exhibits both the usual global elastic modes and numerous local elastic modes in the low-frequency ...
Random Uncertainties Model in Dynamic Substructuring Using a Nonparametric Probabilistic Model
Publisher: American Society of Civil Engineers
Abstract: This paper presents a new approach, called a nonparametric approach, for constructing a model of random uncertainties in dynamic substructuring in order to predict the matrix-valued frequency response functions of complex ...
Robust Design Optimization in Computational Mechanics
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: The motivation of this paper is to propose a methodology for analyzing the robust design optimization problem of complex dynamical systems excited by deterministic loads but taking into account ...
Nonparametric Modeling of Random Uncertainties for Dynamic Response of Mistuned Bladed Disks
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: The random character of blade mistuning is a motivation to construct probability models of random uncertainties. Recently, a new approach known as a nonparametric model of random uncertainties, ...
Design Optimization With an Uncertain Vibroacoustic Model
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: This paper deals with the design optimization problem of a structural-acoustic system in the presence of uncertainties. The uncertain vibroacoustic numerical model is constructed by using a recent ...
Dynamic Substructuring of Damped Structures Using Singular Value Decomposition
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: This paper deals with the theoretical aspects concerning linear elastodynamic of damped continuum medium in the frequency domain. Eigenvalue analysis and frequency response function are studied. ...
Blade Manufacturing Tolerances Definition for a Mistuned Industrial Bladed Disk
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: This paper deals with the characterization of the blade manufacturing geometric tolerances in order to get a given level of amplification in the forced response of a mistuned bladed-disk. The ...
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