Results 21 to 30 of about 3,490,440 (331)

Examination of polarization coupling in a plucked musical instrument string via experiments and simulations

open access: yesActa Acustica, 2020
In this article, the transient motion of a realistically plucked guitar string is studied experimentally and numerically in both transversal polarizations.
Brauchler Alexander   +2 more
doaj   +1 more source

On phase change and latent heat models in metal additive manufacturing process simulation

open access: yesAdvanced Modeling and Simulation in Engineering Sciences, 2020
This work proposes an extension of phase change and latent heat models for the simulation of metal powder bed fusion additive manufacturing processes on the macroscale and compares different models with respect to accuracy and numerical efficiency ...
Sebastian D. Proell   +2 more
doaj   +1 more source

Advantages of the extended finite element method for the analysis of crack propagation in power modules

open access: yesPower Electronic Devices and Components, 2023
The techniques of extended finite element method, level set method and the submodelling approach are implemented in this study to model crack and crack growth in ultrasonically bonded thick aluminium wire for the IGBT power electronics modules under ...
Kenneth Chimezie Nwanoro   +3 more
doaj   +1 more source

What machine learning can do for computational solid mechanics [PDF]

open access: yesarXiv.org, 2021
Machine learning has found its way into almost every area of science and engineering, and we are only at the beginning of its exploration across fields.
Siddhant Kumar, D. Kochmann
semanticscholar   +1 more source

Analysis of effective properties of materials by using the boundary element method

open access: yesArchives of Mechanics, 2014
In this work different formulations of the boundary element method (BEM) in an analysis of materials with inclusions are presented. Models of composites in the form of linear-elastic solids containing rigid inclusions, elasto-plastic composites and ...
P. Fedeliński   +4 more
doaj   +1 more source

Some Incipient Techniques For Improving Efficiency in Computational Mechanics [PDF]

open access: yes, 2008
This contribution presents a review of different techniques available for alleviating simulation cost in computational mechanics. The first one is based on a separated representation of the unknown fields; the second one uses a model reduction based on ...
AMMAR, Amine, CHINESTA, Francisco
core   +9 more sources

Transient Structural, Thermal and Optical Performance (STOP) Analysis with Accelerated Thermomechanical Computation [PDF]

open access: yesEPJ Web of Conferences
Mechanical and thermal disturbances in optical systems are attracting increasing attention as accuracy requirements rise. For this reason, it is necessary to consider these disturbances at an early stage in the design process.
Kurcsics Mark   +2 more
doaj   +1 more source

An LSTM‐based approach to precise landing of a UAV on a moving platform

open access: yesInternational Journal of Mechanical System Dynamics, 2022
A machine learning‐based method for the precise landing of an unmanned aerial vehicle on a moving mobile platform is proposed. The proposed approach attempts to predict the mobile platform's future trajectory based on the past states of the mobile ...
Wei Luo, Henrik Ebel, Peter Eberhard
doaj   +1 more source

Deep learning in computational mechanics: a review

open access: yesComputational Mechanics
The rapid growth of deep learning research, including within the field of computational mechanics, has resulted in an extensive and diverse body of literature.
L. Herrmann, Stefan Kollmannsberger
semanticscholar   +1 more source

Experimental Assessment of the Elastic Properties of Exocarp–Mesocarp and Beans of Coffea arabica L. var. Castillo Using Indentation Tests

open access: yesAgriculture, 2022
The development of selective coffee harvesting technologies requires detailed knowledge of the geometrical, physical, and mechanical properties of the subsystems of the coffee bush, including the elastic properties of the substructures of fruit and the ...
Hector A. Tinoco   +7 more
doaj   +1 more source

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