Results 31 to 40 of about 40,654 (277)

State, parameter and input observers based on multibody models and Kalman filters for vehicle dynamics

open access: yes, 2021
The aim of this work is to present a novel accurate estimator for vehicle dynamics. Following the multibody dynamics approach, a vehicle can be modeled with a high level of detail including non-linear dynamics.
A. J. Rodríguez   +3 more
semanticscholar   +1 more source

Performance of implicit A-stable time integration methods for multibody system dynamics

open access: yesMultibody system dynamics, 2022
This paper illustrates the performance of several representative implicit A-stable time integration methods with algorithmic dissipation for multibody system dynamics, formulated as a set of mixed implicit first-order differential and algebraic equations.
Hui-Min Zhang   +3 more
semanticscholar   +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

Complex Eigenvalue Analysis of Multibody Problems via Sparsity-Preserving Krylov–Schur Iterations

open access: yesMachines, 2023
In this work, we discuss the numerical challenges involved in the computation of the complex eigenvalues of damped multi-flexible-body problems. Aiming at the highest generality, the candidate method must be able to deal with arbitrary rigid body modes ...
Dario Mangoni   +2 more
doaj   +1 more source

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

Multibody dynamics-based musculoskeletal modeling for gait analysis: a systematic review

open access: yesJournal of NeuroEngineering and Rehabilitation
Beyond qualitative assessment, gait analysis involves the quantitative evaluation of various parameters such as joint kinematics, spatiotemporal metrics, external forces, and muscle activation patterns and forces.
Muhammad Abdullah   +4 more
semanticscholar   +1 more source

Multibody interactions and nonlinear consensus dynamics on networked systems. [PDF]

open access: yesPhysical Review E, 2019
Multibody interactions can reveal higher-order dynamical effects that are not captured by traditional two-body network models. In this work, we derive and analyze models for consensus dynamics on hypergraphs, where nodes interact in groups rather than in
Leonie Neuhäuser   +2 more
semanticscholar   +1 more source

Comparison and Implementation of a Rigid and a Flexible Multibody Planetary Gearbox Model [PDF]

open access: yesModeling, Identification and Control, 2014
We propose algorithms for developing (1) a rigid (constrained) and (2) a flexible planetary gearbox model. The two methods are compared against each other and advantages/disadvantages of each method are discussed.
Martin Felix Jørgensen   +2 more
doaj   +1 more source

Design of a Non-Back-Drivable Screw Jack Mechanism for the Hitch Lifting Arms of Electric-Powered Tractors

open access: yesActuators, 2022
The agricultural sector is constantly evolving. The rise in the world’s population generates an increasingly growing demand for food, resulting in the need for the agroindustry to meet this demand.
Marco Claudio De Simone   +2 more
doaj   +1 more source

Comparison of Point Cloud Registration Techniques on Scanned Physical Objects

open access: yesSensors
This paper presents a comparative analysis of six prominent registration techniques for solving CAD model alignment problems. Unlike the typical approach of assessing registration algorithms with synthetic datasets, our study utilizes point clouds ...
Menthy Denayer   +4 more
doaj   +1 more source

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