Results 21 to 30 of about 1,301,914 (340)

Dynamic Response Analysis of Elastic-plastic Structures with Component Mode Synthesis

open access: yesMATEC Web of Conferences, 2017
This paper evaluates the validity of component mode synthesis (CMS) technique for dynamic response of elastic-plastic structures. A method incorporating elastic-plastic material behaviour and the fixed interface mode synthesis technology is presented. To
Qian Peng-bo
doaj   +1 more source

Reduction of degrees of Freedom in three-dimensional ANCF beam of 24-DOF beam element by component mode synthesis

open access: yesNihon Kikai Gakkai ronbunshu, 2014
This paper describes how to reduce degrees of freedom for the absolute nodal coordinate formulation (ANCF) of three-dimensional beam made up of 24 degrees of freedom beam elements by applying the component mode synthesis. The stiffness matrix of the ANCF
Kosuke KADOKURA, Nobuyuki KOBAYASHI
doaj   +1 more source

A new shape optimization with robustness and its application for brake squeal phenomena

open access: yesNihon Kikai Gakkai ronbunshu, 2016
This paper proposes a new shape optimization with robustness, and its application for disc brake squeal phenomena is shown. The disc brake squeal is known as self-excited vibration; the real and imaginary parts of the complex eigenvalue indicate the ...
Kohei FURUYA   +2 more
doaj   +1 more source

Component mode synthesis with residual stiffness for brake squeal complex eigenvalue problem

open access: yesNihon Kikai Gakkai ronbunshu, 2014
This paper discusses component mode synthesis (CMS) to solve the complex eigenvalue problem that expresses the disk brake squeal equation. The disk brake squeal is known as self-excited vibration; the real and imaginary parts of the complex eigenvalue ...
Kohei FURUYA   +2 more
doaj   +1 more source

Iterative Coordinate Reduction Algorithm of Flexible Multibody Dynamics Using a Posteriori Eigenvalue Error Estimation

open access: yesApplied Sciences, 2020
Coordinate reduction has been widely used for efficient simulation of flexible multibody dynamics. To achieve the reduction of flexible bodies with reasonable accuracy, the appropriate number of dominant modes used for the reduction process must be ...
Seongji Han   +3 more
doaj   +1 more source

Reduced Order Component & System Level Modelling for Fluid-Solid Interactions in Complex MEMS Devices

open access: yesProceedings, 2019
The time-efficient and accurate implementation of physics-based fluidic damping effects is still one of the biggest challenges in the simulation of complex MEMS devices. Two modelling approaches utilizing the CRAIG/BAMPTON component mode synthesis method
Henry Schmidt, David Kriebel, Jan Mehner
doaj   +1 more source

Three-Component Microseismic Data Denoising Based on Re-Constrain Variational Mode Decomposition

open access: yesApplied Sciences, 2021
Microseismic monitoring is an important technology used to evaluate hydraulic fracturing, and denoising is a crucial processing step. Analyses of the characteristics of acquired three-component microseismic data have indicated that the vertical component
Zhili Chen   +3 more
doaj   +1 more source

Component mode synthesis and stochastic perturbation method for dynamic analysis of large linear finite element with uncertain parameters

open access: yesJournal of Mechanical Engineering and Sciences, 2020
In this paper, a method to calculate the first two moments (mean and variance) of the stochastic time response as well as the frequency functions of large FE models with probabilistic uncertainties in the physical parameters is proposed.
D. Lamrhari, D. Sarsri, M. Rahmoune
doaj   +1 more source

Probabilistic component mode synthesis of nondeterministic substructures [PDF]

open access: yesAIAA Journal, 1996
Standard methods of structural dynamic analysis assume that the structural characteristics are deterministic. Recognizing that these characteristics are actually statistical in nature, researchers have recently developed a variety of methods that use this information to determine probabilities of a desired response characteristic, such as natural ...
Andrew M. Brown, Aldo A. Ferri
openaire   +1 more source

Reduction of system matrices of plate in absolute nodal coordinate formulation by component mode synthesis method

open access: yesNihon Kikai Gakkai ronbunshu, 2014
In this paper, we present a reduction method of the system matrix of a flexible thin plate element of 48 degrees of freedom, which is formulated on the basis of the absolute nodal coordinate method (ANCF) by use of the component mode synthesis method. We
Yuya OKAZAWA   +2 more
doaj   +1 more source

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