Results 21 to 30 of about 9,745,190 (165)

Pantograph catenary dynamic optimisation based on advanced multibody and finite element co-simulation tools [PDF]

open access: yes, 2013
This paper presents recent developments undertaken by the SNCF Innovation & Research Department on numerical modelling of pantograph catenary interaction. It aims at describing an efficient co-simulation process between finite element (FE) and multibody (
BALMES, Etienne   +4 more
core   +1 more source

Reduced-Order Observers for Nonlinear State Estimation in Flexible Multibody Systems

open access: yesShock and Vibration, 2018
Modern control schemes adopted in multibody systems take advantage of the knowledge of a large set of measurements of the most important state variables to improve system performances.
Ilaria Palomba   +2 more
doaj   +1 more source

On design sensitivities in the structural analysis and optimization of flexible multibody systems

open access: yes, 2022
The structural analysis and optimization of flexible multibody systems become more and more popular due to the ability to efficiently compute gradients using sophisticated approaches such as the adjoint variable method and the adoption of powerful ...
Held, Alexander
core   +1 more source

Flexible multibody impact simulations based on the isogeometric analysis approach

open access: yes, 2022
Usually detailed impact simulations are based on isoparametric finite element models. For the inclusion in multibody dynamics simulation, e.g. in the framework of the floating frame of reference, a previous model reduction is necessary.
Rückwald, Tobias   +2 more
core   +1 more source

Model Order Reduction for Rigid–Flexible–Thermal Coupled Viscoelastic Multibody System via the Modal Truncation with Complex Global Modes

open access: yesActuators
A spacecraft is a typical rigid–flexible–thermal coupled multibody system, and the study of such rigid–flexible–thermal coupled systems has important engineering significance.
Qinglong Tian   +3 more
doaj   +1 more source

Dynamical equations of multibody systems on Lie groups

open access: yesAdvances in Mechanical Engineering, 2015
The Euler–Poinaré principle is a reduced Hamilton’s principle under Lie group framework. In this article, it is applied to derive a hybrid set of dynamical equations of rigid multibody systems, which include four parts: the classical Euler–Lagrange ...
Wenjie Yu, Zhenkuan Pan
doaj   +1 more source

Numerical Simulation Method for Fluid–Structure Interaction of Deformable Structures Based on Multibody Dynamics

open access: yesAerospace
With the development of morphing aircraft, understanding the fluid–structure interaction (FSI) mechanisms of multibody systems composed of rigid and flexible components has become increasingly important. The coupled motion and deformation of such systems
Zhengdong Zhang   +4 more
doaj   +1 more source

A Simplified Flexible Multibody Dynamics for a Main Landing Gear with Flexible Leaf Spring

open access: yesShock and Vibration, 2014
The dynamics of multibody systems with deformable components has been a subject of interest in many different fields such as machine design and aerospace.
Zhi-Peng Xue   +3 more
doaj   +1 more source

Multibody Systems with Flexible Elements [PDF]

open access: yes, 2022
Multibody systems with flexible elements represent mechanical systems composed of many elastic (and rigid) interconnected bodies meeting a functional, technical, or biological assembly.

core   +1 more source

3D‐Printing Aided Rapid Prototyping of Pretensioned Tensegrity Structures for Robotic Applications

open access: yesAdvanced Robotics Research, EarlyView.
Printing, injection molding, and assembly (PMA) is a method for rapid prototyping mesoscale, topologically complex, and tensioned tensegrity structures. In combination with PMA method, two mold design strategies: modular mold and compact channel layout, enable efficiency and scalability for tensegrity fabrication.
Yi Sun   +3 more
wiley   +1 more source

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