Results 21 to 30 of about 168,165,682 (181)

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

Interactive Dynamic Simulator for Multibody Systems [PDF]

open access: yes, 2012
We propose an interactive dynamic simulator for humanoid robots using constraint-based methods for computing interaction forces with friction. This simulator is a part of a general framework for prototyping called AMELIF and is a successful integration ...
CHARDONNET, Jean-Rémy   +1 more
core   +1 more source

Comparative Study on Calculation Method of Contact Force in Joint with Clearance of Crank Slider Mechanism

open access: yesJixie chuandong, 2021
In order to select the best contact force calculation method for the dynamics performance analysis of multibody systems involving joints with clearance, a dynamics model of a crank slider mechanism involving joints with clearance is established and a ...
Tingting Li   +3 more
doaj  

Acceleration Energies and Higher-Order Dynamic Equations in Analytical Mechanics

open access: yesMathematics
The dynamic study of current and rapid movements of rigid and multibody mechanical systems, according to differential principles from dynamics, is based on advanced concepts from analytical mechanics: kinetic energy, higher-order acceleration energies ...
Iuliu Negrean   +2 more
doaj   +1 more source

A numerical coupling model for a multibody system with multiple lubricated clearance joints

open access: yesMATEC Web of Conferences, 2017
In machines and mechanisms, most of the clearance joints are designed to operate with lubricant fluid, which is an effective way of ensuring better performance of the mechanical systems. The differently located lubricated joints interact with each other,
Bo Zhao, Fei Shen
doaj   +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

Is Multibody Simulation Software Suitable for Mechatronic Systems? [PDF]

open access: yes, 2004
This paper addressees the aspect of computer aided analysis and design of mechatronic systems with emphasis on their system dynamics and control. At first a rather general, however, perhaps also somewhat subjective definition of mechatronic systems is ...
Kortüm, W., Vaculin, O.
core  

Trajectory-tracking control from a multibody system dynamics perspective

open access: yes, 2023
The development of modern mechatronic systems is often driven by the desire for more efficiency and accuracy. These requirements not only result in more complex system designs, but also in the simultaneous development of improved control strategies ...
Seifried, Robert, Drücker, Svenja
core   +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

Controllability and Observability Conditions for Impulsive DAEs on Time Scales

open access: yesAsian Journal of Control, EarlyView.
ABSTRACT This paper establishes criteria for controllability and observability in a class of linear time‐invariant impulsive differential‐algebraic equations (DAEs) defined on a time scale. Controllability is defined as the ability to transfer the system state from any initial condition to any desired state within a finite time interval using an ...
Awais Younus   +3 more
wiley   +1 more source

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