Results 21 to 30 of about 390 (156)

Dynamic modeling and analysis of the looped space tether transportation system based on ANCF

open access: yesInternational Journal of Mechanical System Dynamics, 2022
A high‐fidelity multibody‐system dynamic model of the looped tether transportation system (L‐TTS) is proposed in this study to study its large deformation as well as large overall motion.
Jie Yang   +5 more
doaj   +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

Dynamics Analysis of Space Netted Pocket System Capturing Non-Cooperative Target

open access: yesApplied Sciences, 2023
With the increasing amount of space debris, it is necessary to develop space debris active cleaning technology. The space netted pocket system is a flexible mechanism system which can be used to capture a non-cooperative target flexibly due to the ...
Chao Tang   +4 more
doaj   +1 more source

A novel director-based Bernoulli–Euler beam finite element in absolute nodal coordinate formulation free of geometric singularities [PDF]

open access: yesMechanical Sciences, 2013
A three-dimensional nonlinear finite element for thin beams is proposed within the absolute nodal coordinate formulation (ANCF). The deformation of the element is described by means of displacement vector, axial slope and axial rotation parameter per ...
P. G. Gruber   +3 more
doaj   +1 more source

Numerical approach to modeling flexible body motion with large deformation, displacement and time-varying length

open access: yesMechanical Engineering Journal, 2017
Accurate modeling of a flexible body must take into account motion with large deformation, rotation and time-varying length. Numerical analysis, employing a variable-domain finite element model and the absolute nodal coordinate formulation, has been used
Masayuki FUJIWARA   +2 more
doaj   +1 more source

Wave control of a flexible space tether based on elastic metamaterials

open access: yesInternational Journal of Mechanical System Dynamics, 2023
This study proposes a spider‐web elastic metamaterial to suppress vibrations in space slender structures, such as flexible space tethers. The metamaterial consists of unit cells that are periodically distributed on the space tether to obtain band gaps ...
Yexiong Huang   +3 more
doaj   +1 more source

Recommended System: Attentive Neural Collaborative Filtering

open access: yesIEEE Access, 2020
In recent years, neural networks have yielded immense success on speech recognition, computer vision and natural language processing. However, the exploration of neural networks on recommender systems has received relatively less scrutiny.
Yanli Guo, Zhongmin Yan
doaj   +1 more source

Review of Locking Alleviation Methods for Continuum-based ANCF Elements [PDF]

open access: yes, 2022
Abstract The absolute nodal coordinate formulation (ANCF) is a nonlinear finite element approach proposed for the large deformation dynamics analysis of beam- and plate/shell-type structures. In the ANCF approach, elastic forces can be defined using three-dimensional elasticity based continuum mechanics.
Leonid Obrezkov   +2 more
openaire   +1 more source

Dynamics and rebound behavior analysis of flexible tethered satellite system in deployment and station-keeping phases

open access: yesDefence Technology, 2022
The tether deployment of a tethered satellite system involves the consideration of complex dynamic properties of the tether, such as large deformation, slack, and even rebound, and therefore, the dynamic modelling of the tether is necessary for ...
Yue Zhang   +4 more
doaj   +1 more source

Formulation of the ANCF shear deformable beam element based on the elastic line approach (An efficient calculation strategy with the global and element coordinate systems)

open access: yesNihon Kikai Gakkai ronbunshu, 2019
The absolute nodal coordinate formulation (ANCF) is one of effective ways for describing the large rotation and deformation in multibody system analysis.
Kensuke HARA, Takashi KAWAIDA
doaj   +1 more source

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