Results 41 to 50 of about 8,294 (227)

Frequency-Dependent Bouc–Wen Modeling of Magnetorheological Damper Using Harmonic Balance Approach

open access: yesActuators
Magnetorheological dampers (MRDs) are of great interest in engineering due to their continuously adjustable damping characteristics. Accurate models are essential for optimizing MRDs and analyzing system dynamics.
Ruijing Qian   +5 more
doaj   +1 more source

Multibody dynamics modeling of electromagnetic direct-drive vehicle robot driver

open access: yesInternational Journal of Advanced Robotic Systems, 2017
Collaborative dynamics modeling of flexible multibody and rigid multibody for an electromagnetic direct-drive vehicle robot driver is proposed in the article. First, spatial dynamic equations of the direct-drive vehicle robot driver are obtained based on
Gang Chen, Weigong Zhang, Bing Yu
doaj   +1 more source

Wave Energy Harnessing in Shallow Water through Oscillating Bodies

open access: yesEnergies, 2018
This paper deals with wave energy conversion in shallow water, analyzing the performance of two different oscillating-body systems. The first one is a heaving float, which is a system known in the literature.
Marco Negri, Stefano Malavasi
doaj   +1 more source

Design, Analysis, and Experimental Validation of a Variable‐Gap Magnetorheological Damper for Seat Suspension

open access: yesInternational Journal of Mechanical System Dynamics, EarlyView.
ABSTRACT To address the dual challenges of routine driving vibration and impact loads in vehicle seat suspensions, a novel variable‐gap magnetorheological damper (VGMRD) is proposed. By combining a tapered piston with a conformal variable‐diameter cylinder, stroke‐dependent, dual‐mode damping characteristics are achieved without the need for complex ...
Min Wei   +4 more
wiley   +1 more source

Sensitivity analysis of vibration characteristics and dynamic responses of a tracked vehicle

open access: yesDefence Technology
This study aims to establish an integrated sensitivity analysis framework for optimization and design of the dynamic performance of mechanical systems such as tracked vehicles, by combining the direct differentiation method (DDM) with the linear ...
Xun Wang   +5 more
doaj   +1 more source

A Direct Eigenanalysis of Multibody System in Equilibrium [PDF]

open access: yesJournal of Applied Mathematics, 2012
This paper presents a direct eigenanalysis procedure for multibody system in equilibrium. The first kind Lagrange’s equation of the dynamics of multibody system is a set of differential algebraic equations, and the equations can be used to solve the equilibrium of the system.
Yang, Cheng   +4 more
openaire   +3 more sources

A Review of Advances in Composite Materials, Structural Optimization, and Machine Learning for Wind Turbine Blades: Challenges and Future Perspectives

open access: yesPolymer Composites, EarlyView.
Overview of the holistic engineering lifecycle and core research pillars for wind turbine blades. ABSTRACT This paper reviews recent advancements across the lifecycle of wind turbine blades, focusing on three interconnected areas: advanced composites, structural optimization, and machine learning (ML) diagnostics. In materials, we highlight progress in
Kemal Hasirci   +2 more
wiley   +1 more source

Launch dynamics modeling and simulation of box-type multiple launch rocket system considering plane clearance contact

open access: yesDefence Technology
As the performance of the box-type multiple launch rocket system (BMLRS) improves, its mechanical structures, particularly the plane clearance design between the slider on the rocket and the guide inside the launch canister, have grown increasingly ...
Jinxin Tang   +5 more
doaj   +1 more source

INTERACTIVE DYNAMIC SIMULATOR FOR MULTIBODY SYSTEMS [PDF]

open access: yesInternational Journal of Humanoid Robotics, 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 of physical models.
openaire   +3 more sources

APTNet: A Condition‐Sensitive Modulation Framework for Surface Pressure Prediction on Supersonic Aircraft

open access: yesCAAI Transactions on Intelligence Technology, EarlyView.
ABSTRACT Accurate surface‐pressure prediction over broad operating envelopes is critical for supersonic aerodynamic analysis and design. To overcome the bottlenecks of traditional computational fluid dynamics (CFD) in real‐time performance and computational efficiency, data‐driven deep learning methods have emerged. However, existing data‐driven models
Hongbin Xu, Yin Long, Junlin Wu
wiley   +1 more source

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