Results 11 to 20 of about 9,745,190 (165)

Development of a Novel MultiBody Mechatronic Model for Five-Axis CNC Machine Tool [PDF]

open access: yes, 2015
The paper presents the development of a mechatronic hybrid model for Geiss five-axis CNC machine tool using MultiBody-System (MBS) approach. The motion control systems comprising electrical and mechanical elements are analyzed and modeled.
Pislaru, Crinela   +2 more
core   +3 more sources

An efficient and modular modeling for launch dynamics of tubed rockets on a moving launcher

open access: yesDefence Technology, 2021
This paper develops a modular modeling and efficient formulation of launch dynamics with marching fire (LDMF) using a mixed formulation of the transfer matrix method for multibody systems (MSTMM) and Newton-Euler formulation.
Qin-bo Zhou   +3 more
doaj   +1 more source

Effective Implementation of Elastohydrodynamic Lubrication of Rough Surfaces into Multibody Dynamics Software

open access: yesApplied Sciences, 2021
Currently, multibody dynamics simulations are moving away from issues exclusive to dynamics to more multiphysical problems. Most mechanical systems contain contact pairs that influence the dynamics of the entire mechanism, such as friction loss, wear ...
Jozef Dlugoš, Pavel Novotný
doaj   +1 more source

Dynamic Modeling and Simulation of a Rotating Single Link Flexible Robotic Manipulator Subject to Quick Stops [PDF]

open access: yes, 2014
Single link robotic manipulators are extensively used in industry and research operations. The main design requirement of such manipulators is to minimize link dynamic deflection and its active end vibrations, and obtain high position accuracy during its
Noroozi, Siamak, Dupac, Mihai
core   +1 more source

N ordsieck form of multirate integration method for flexible multibody dynamic analysis

open access: yesComputer Assisted Methods in Engineering and Science, 2023
A Nordsieck form of multirate integration scheme has been proposed for flexible multibody dynamic systems of which motions are represented by large gross motion coupled with small vibration.
Sung-Soo K Kim
doaj  

Improved Craig–Bampton Method Implemented into Durability Analysis of Flexible Multibody Systems

open access: yesActuators, 2023
The Craig–Bampton method is frequently applied in most commercial multibody dynamic software. Nevertheless, the Craig–Bampton modes only represent the free-free modes in flexible multibody systems.
Gengxiang Wang, Zepeng Niu, Ying Feng
doaj   +1 more source

Derivation of Equations for Flexible Multibody Systems in Terms of Quasi-Coordinates from the Extended Hamilton’s Principle

open access: yesShock and Vibration, 1993
Early derivations of the equations of motion for single rigid bodies, single flexible bodies, and flexible multibody systems in terms of quasi-coordinates have been carried out in two stages.
L. Meirovitch
doaj   +1 more source

Advanced modelling of flexible multibody systems using virtual bodies

open access: yesComputer Assisted Methods in Engineering and Science, 2023
When new formulations for the description of flexible multibody systems are proposed, often they imply the use of new sets of generalized coordinates, even if the finite element method is used to describe the system flexibility.
João Gonçalves, Jorge Ambrósio
doaj  

Hertz Model Based Contact Modeling for Joints with Clearance

open access: yesMATEC Web of Conferences, 2018
This paper presents the techniques of contact modeling for revolute joints in flexible multibody systems, in which the dry clearance revolute joints have been coupled with the flexibility of connected bodies.
Wang Jielong, Shi Bing
doaj   +1 more source

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