Results 61 to 70 of about 8,294 (227)

Evolution of the DeNOC-based dynamic modelling for multibody systems [PDF]

open access: yesMechanical Sciences, 2013
Dynamic modelling of a multibody system plays very essential role in its analyses. As a result, several methods for dynamic modelling have evolved over the years that allow one to analyse multibody systems in a very efficient manner.
S. K. Saha, S. V. Shah, P. V. Nandihal
doaj   +1 more source

Evaluation of Modeling Assumptions for Predicting Structural Damage and Train Derailment Under Earthquake Loading

open access: yesEarthquake Engineering &Structural Dynamics, Volume 55, Issue 7, Page 1514-1532, June 2026.
ABSTRACT The rapid development of new railway networks and the aging of existing infrastructure in seismic‐prone regions continue to motivate the need for efficient methods to simulate the dynamic behavior of coupled train track structure systems. While detailed train–structure interaction (TSI) models can capture complex mechanisms, they are often too
Miguel A. Gomez, Matthew J. DeJong
wiley   +1 more source

Hierarchical refinement in isogeometric analysis for flexible multibody impact simulations

open access: yes, 2023
Detailed impact simulations in flexible multibody systems can be simulated based on reduced isogeometric analysis (IGA) models. However, a precise simulation of an impact requires a high element resolution in the contact area.
Rückwald, Tobias   +2 more
core   +1 more source

A Track Geometry Measuring System Based on Multibody Kinematics, Inertial Sensors and Computer Vision [PDF]

open access: yes, 2020
Nº Artículo: 683This paper describes the kinematics used for the calculation of track geometric irregularities of a new Track Geometry Measuring System (TGMS) to be installed in railway vehicles.
Muñoz Moreno, Sergio   +2 more
core   +1 more source

Deep-subwavelength and hydrostatic-pressure-resistant meta-absorber for broadband low-frequency underwater sound

open access: yesApplied Physics Express
By embedding center-supported graded-circular-plates (CS-GCPs) into an elastomer, a deep-subwavelength and hydrostatic-pressure-resistant meta-absorber was designed and manufactured for sound absorption (SA) under hydrostatic pressure.
Yanni Zhang   +4 more
doaj   +1 more source

Robust Linearization and Eigenvalue Analysis of General Complex Constrained Multibody Systems

open access: yesInternational Journal of Mechanical System Dynamics, Volume 6, Issue 2, Page 187-203, June 2026.
ABSTRACT The derivation of linearized equations and subsequent eigenvalue analysis is the basis for tasks such as frequency‐domain response analysis, control design, and stability assessment for mechanical systems. However, for general multibody systems with redundant or nonholonomic constraints, practical challenges persist in achieving numerically ...
Zhiwen Xiao, Gexue Ren
wiley   +1 more source

Multibody dynamics and optimal control for optimizing spinal exoskeleton design and support

open access: yes, 2023
389411In the industrial work environment, spinal exoskeletons can assist workers with heavy lifting tasks by reducing the needed muscle activity. However, the requirements for the design and control of such an exoskeleton to optimally support users with ...
Matthias B. Näf   +5 more
core   +1 more source

Wear prediction for dry revolute joint with clearance in multibody system by integrating dynamics model and wear model

open access: yesLatin American Journal of Solids and Structures
This work presents an investigation on wear prediction of multibody system including dry revolute clearance joint using a computational methodology. A procedure to analyze multibody system in which wear is present at revolute joints is presented.
Z.F. Bai, H.B. Zhang, Y. Sun
doaj   +1 more source

Artificial Intelligence for Multiscale Modeling in Solid‐State Physics and Chemistry: A Comprehensive Review

open access: yesAdvanced Intelligent Systems, Volume 8, Issue 5, May 2026.
This review explores the transformative impact of artificial intelligence on multiscale modeling in materials research. It highlights advancements such as machine learning force fields and graph neural networks, which enhance predictive capabilities while reducing computational costs in various applications.
Artem Maevskiy   +2 more
wiley   +1 more source

Tissue‐Level Neck Response in Rotary‐Wing Aircrew With Head‐Supported Mass Assessed With Finite Element Model

open access: yesInternational Journal for Numerical Methods in Biomedical Engineering, Volume 42, Issue 5, May 2026.
Rotary‐wing aircrew have reported the occurrence of neck pain, potentially associated with rapid scanning tasks and head‐supported mass (HSM). The aim of this study is to gain additional insight into the interaction of HSM and neck positions with the innervated tissues in the neck.
Prasannaah Hadagali   +3 more
wiley   +1 more source

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