A review of flexible multibody dynamics for gradient-based design optimization

V Gufler, E Wehrle, A Zwölfer - Multibody System Dynamics, 2021 - Springer
Abstract Design optimization of flexible multibody dynamics is critical to reducing weight and
therefore increasing efficiency and lowering costs of mechanical systems. Simulation of …

Performance analysis of digitally controlled nonlinear systems considering time delay issues

C Yanarateş, S Okur, A Altan - Heliyon, 2023 - cell.com
In this paper, a comprehensive investigation into discretization, effective sample time
selection considering delays in the system, and time and frequency domain analysis of a DC …

[PDF][PDF] Research progress of contact force models in the collision mechanics of multibody system

G Wang, D Ma, Y Liu, L Caishan - Chinese Journal of Theoretical …, 2022 - ore.exeter.ac.uk
Impact behavior is a ubiquitous phenomenon in multibody systems. The contact force model
is a pivotal tool to predict the contact characteristics of multibody systems. At present, there …

A time-averaged method to analyze slender rods moving in tubes

F Wu, K Zhao, X Wu, H Peng, L Zhao… - International Journal of …, 2024 - Elsevier
The motion of slender rods in narrow tubes involves the coupling of axial movements and
transverse vibrations, in which the transverse vibration exhibits high frequency and chaotic …

MBSNet: A deep learning model for multibody dynamics simulation and its application to a vehicle-track system

Y Ye, P Huang, Y Sun, D Shi - Mechanical Systems and Signal Processing, 2021 - Elsevier
In multibody dynamics simulation (MBS) analysis, researchers usually face three
challenges: high modeling difficulty, large calculation amount, and restricted solver …

Dynamics analysis and vibration suppression of a spatial rigid-flexible link manipulator based on transfer matrix method of multibody system

M Shi, B Rong, J Liang, W Zhao, H Pan - Nonlinear Dynamics, 2023 - Springer
The vibration suppression directly affects the dynamic performance and working accuracy of
flexible manipulators, which is one of the important issues in the robotics field. However …

Tribo-dynamic performances and vibration transmission of lubricated translational joints in marine engines

S Liu, Y Cui, Y Fu, B Li, B Lv, Y Qian - International Journal of Mechanical …, 2022 - Elsevier
In this paper, a new tribo-dynamic coupling model for lubricated translational joints in two-
stroke marine engines is established to study its dynamic and lubrication performances …

Dynamic analysis of flexible-link manipulator in underwater applications using Gibbs-Appell formulations

SF Dehkordi - Ocean Engineering, 2021 - Elsevier
The dynamic model of a flexible robotic chain by considering its motion in a fluid medium is
developed in this study. The use of flexible manipulators in fluid applications offers several …

Neural network modeling and dynamic behavior prediction of nonlinear dynamic systems

L Zhang, Y Sun, A Wang, J Zhang - Nonlinear Dynamics, 2023 - Springer
In practical engineering, it is difficult to establish complex nonlinear dynamic equations
based on theories of mechanics. Data-driven models are built using neural networks in this …

Semi-analytical sensitivity analysis approach for fully coupled optimization of flexible multibody systems

M Zhang, H Peng, N Song - Mechanism and Machine Theory, 2021 - Elsevier
Flexible multibody systems have high geometric nonlinearity, which makes it very difficult to
solve the dynamic response optimization problem. If mathematical programming tools are …