Results 61 to 70 of about 21,432 (224)

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

Motion Planning of Uncertain Ordinary Differential Equation Systems [PDF]

open access: yes, 2011
This work presents a novel motion planning framework, rooted in nonlinear programming theory, that treats uncertain fully and under-actuated dynamical systems described by ordinary differential equations.
Hays, Joe   +3 more
core   +1 more source

Terrain Classification for Planetary Rovers Using Wireless In‐Wheel Sensor Modules and Machine Learning

open access: yesJournal of Field Robotics, Volume 43, Issue 3, Page 1884-1904, May 2026.
ABSTRACT Safe and reliable mobility over different kinds of ground is important for planetary rovers on space missions. Since terrain changes might affect the mobility of the rover, energy consumption, and safety, detecting the type of ground in real‐time is vital.
Md Masrul Khan   +7 more
wiley   +1 more source

Analysis of servo-constraint problems for underactuated multibody systems [PDF]

open access: yesMechanical Sciences, 2013
Underactuated multibody systems have fewer control inputs than degrees of freedom. In trajectory tracking control of such systems an accurate and efficient feedforward control is often necessary.
R. Seifried, W. Blajer
doaj   +1 more source

Development of a Novel MultiBody Mechatronic Model for Five-Axis CNC Machine Tool [PDF]

open access: yes, 2015
The paper presents the development of a mechatronic hybrid model for Geiss five-axis CNC machine tool using MultiBody-System (MBS) approach. The motion control systems comprising electrical and mechanical elements are analyzed and modeled.
Papananias, M.   +2 more
core  

Feasibility Study of implementing Wake Steering in Floating Wind Farms: Power Gain, Load Estimation and Economic Analysis

open access: yesWind Energy, Volume 29, Issue 5, May 2026.
ABSTRACT This paper presents an overview of the CONFLOWS project, a collaborative effort between DNV, Marine Power Systems (MPS) and Durham University. The project investigates the effects of wake steering from aerodynamic, structural and economic modelling perspectives, aiming to provide a comprehensive understanding of its impact on performance and ...
Mohammadreza Mohammadi   +7 more
wiley   +1 more source

Comprehensive Modeling of Acetone Clusters: QTAIM Analysis and QCE Study

open access: yesJournal of Computational Chemistry, Volume 47, Issue 11, 30 April 2026.
A multiscale DFT‐QTAIM‐QCE approach links acetone cluster interactions to liquid‐phase behavior. Macroscopic thermodynamic and IR properties emerge from a dynamic equilibrium of small clusters. ABSTRACT In molecular research, comprehending the microscopic source of the macroscopic characteristics of polar aprotic solvents continues to be a significant ...
Juda Baikété   +2 more
wiley   +1 more source

Performance evaluation of different control strategies for the forward dynamic simulation of human gait [PDF]

open access: yes, 2015
Postprint (published ...
Dòria Cerezo, Arnau   +3 more
core  

An Explicit, Compact, and Rotation‐Agnostic Formulation for Equivalent Nodal Loads for Point‐Loaded Beams

open access: yesInternational Journal for Numerical Methods in Engineering, Volume 127, Issue 7, 15 April 2026.
ABSTRACT In time‐marching dynamical simulations, treatment of contact forces in deformable bodies represented by finite element meshes requires a compromise between simulation fidelity and computational costs. External forces directly evaluated at the mesh nodes offer better computational performance at the cost of modelling fidelity.
Alexander R. Schock   +2 more
wiley   +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

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