Results 61 to 70 of about 11,139 (211)

MODELLING THE FLEXIBLE MULTIBODY SYSTEM OF A FREIGHT WAGON BOGIE USING COMPUTER TOOLS

open access: yesPerner’s Contacts, 2016
As well as in every engineering sector also in the design of rail vehicles tools for computer modelling and simulation are nowadays the most often used.
Jan Dižo, Miroslav Blatnický
doaj  

Approaches and possible improvements in the area of multibody dynamics modeling [PDF]

open access: yes
A wide ranging look is taken at issues involved in the dynamic modeling of complex, multibodied orbiting space systems. Capabilities and limitations of two major codes (DISCOS, TREETOPS) are assessed and possible extensions to the CONTOPS software are ...
Lips, K. W., Singh, R.
core   +1 more source

Study on the coupling calculation method for the launch dynamics of a self-propelled artillery multibody system considering engraving process

open access: yesDefence Technology
The launch dynamics theory for multibody systems emerges as an innovative and efficacious approach for the study of launch dynamics, capable of addressing the challenges of complex modeling, diminished computational efficiency, and imprecise analyses of ...
Shujun Zhang   +3 more
doaj   +1 more source

Multisymplectic Lie group variational integrator for a geometrically exact beam in R3 [PDF]

open access: yes, 2014
In this paper we develop, study, and test a Lie group multisymplectic integra- tor for geometrically exact beams based on the covariant Lagrangian formulation.
Demoures, François   +3 more
core   +4 more sources

Analytical Sensitivity Analysis of Dynamic Problems with Direct Differentiation of Generalized-α Time Integration

open access: yesMachines
In this paper, the direct differentiation of generalized-α time integration is derived, equations are introduced and results are shown. Although generalized-α time integration has found usage, the derivation and the resulting equations for the analytical
Erich Wehrle, Veit Gufler
doaj   +1 more source

Research of Flexible Multibody Dynamics Modeling of Conveyor Belt

open access: yesJixie chuandong, 2018
Considering the viscoelastic properties of belt and combining finite element method and mutibody dynamics theory,a new discrete model of belt using rigid elements describing the rigid property and spring-damping elements describing the flexible property ...
Wang Fansheng
doaj  

A verification library for multibody simulation software [PDF]

open access: yes
A multibody dynamics verification library, that maintains and manages test and validation data is proposed, based on RRC Robot arm and CASE backhoe validation and a comparitive study of DADS, DISCOS, and CONTOPS that are existing public domain and ...
Frisch, Harold P.   +2 more
core   +1 more source

Multibody dynamics: Modeling component flexibility with fixed, free, loaded, constraint, and residual modes [PDF]

open access: yes
The assumed-modes method in multibody dynamics allows the elastic deformation of each component in the system to be approximated by a sum of products of spatial and temporal functions commonly known as modes and modal coordinates respectively. The choice
Spanos, John T., Tsuha, Walter S.
core   +1 more source

Systematic generation of multibody equations of motion suitable for recursive and parallel manipulation [PDF]

open access: yes
The formulation of a method known as the joint coordinate method for automatic generation of the equations of motion for multibody systems is summarized.
Arabyan, Ara   +3 more
core   +1 more source

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.
Papananias, M.   +2 more
core  

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