Results 41 to 50 of about 523,446 (278)

An inverse finite element method with an application to extrusion with solidification [PDF]

open access: yesInternational Journal for Numerical Methods in Fluids, 1989
AbstractThe flow and solidification of planar jets are analysed by means of an efficient inverse isotherm finite element method. The method is based on a tessellation that is constructed by isotherms as characteristic co‐ordinate lines transverse to the flow direction. Thus opposite sides of finite elements lie on isotherms.
Alexandrou, Andreas N.   +5 more
openaire   +3 more sources

The elastic-plastic properties of an anti-icing coating on an aluminum alloy: Experimental and numerical approach

open access: yesJournal of the Mechanical Behavior of Materials, 2021
In this paper, an attempt is made to describe the method that combines the results obtained from nanoindentation experiment with finite element simulation to determine or establish the elastic-plastic properties of a super-hydrophobic anti-icing coating.
Zhang Wei   +3 more
doaj   +1 more source

Approximation Method for Stress–Strain Using Metamodel Parameter Updating

open access: yesApplied Sciences, 2022
The properties of the material applied to the finite element (FE) simulation can be expressed by constitutive models, and simple constitutive and complex constitutive models can be used to show the actual phenomenon.
Dong-Seok Shin   +2 more
doaj   +1 more source

A Critical Appraisal of the Instrumented Indentation Technique and Profilometry‐Based Inverse Finite Element Method Indentation Plastometry for Obtaining Stress–Strain Curves

open access: yesAdvanced Engineering Materials, 2021
A comparison is presented between conventional tensile stress‐strain curves and those obtained via two methodologies based on (spherical) indentation. The first, termed Instrumented Indentation Technique (IIT), involves conversion of load‐displacement ...
J. Campbell   +6 more
semanticscholar   +1 more source

Identification of the Heat Transfer Coefficient at the Charge Surface Heated on the Chamber Furnace

open access: yesArchives of Metallurgy and Materials, 2017
The inverse method was applied to determine the heat flux reaching the charge surface. The inverse solution was based upon finding the minimum of the error norm between the measured and calculated temperatures. The charge temperature field was calculated
Gołdasz A., Malinowski Z.
doaj   +1 more source

Real-Time Digital Twin of Ship Structure Deformation Field Based on the Inverse Finite Element Method

open access: yesJournal of Marine Science and Engineering
Digital twins, an innovative technology propelled by data and models, play a seminal role in the digital transformation and intelligent upgrade of ships.
Pengyu Wei   +3 more
semanticscholar   +1 more source

Trefftz functions as basic functions of FEM in application to solution of inverse heat conduction problem

open access: yesComputer Assisted Methods in Engineering and Science, 2023
The work presents the application of heat polynomials for solving an inverse problem. The heat polynomials form the Trefftz Method for non-stationary heat conduction problem. They have been used as base functions in Finite Element Method. Application of
Michał J. Ciałkowski
doaj  

Dent damage identification in stiffened cylindrical structures using inverse Finite Element Method

open access: yes, 2020
The offshore industry has been using stiffened thin-walled steel cylindrical structures for decades, particularly as the columns of floating offshore installations.
Mingyang Li   +3 more
semanticscholar   +1 more source

The Application Research of Inverse Finite Element Method for Frame Deformation Estimation

open access: yesInternational Journal of Aerospace Engineering, 2017
A frame deformation estimation algorithm is investigated for the purpose of real-time control and health monitoring of flexible lightweight aerospace structures.
Yong Zhao   +3 more
doaj   +1 more source

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