Results 51 to 60 of about 824 (173)

Shape Sensing of a Complex Aeronautical Structure with Inverse Finite Element Method

open access: yesSensors, 2021
The inverse Finite Element Method (iFEM) is receiving more attention for shape sensing due to its independence from the material properties and the external load. However, a proper definition of the model geometry with its boundary conditions is required,
Daniele Oboe   +3 more
doaj   +1 more source

Geometrically nonlinear deformation reconstruction based on iQS4 elements using a linearized iterative iFEM algorithm

open access: yes, 2023
Structural shape monitoring plays a vital role in the structural health monitoring systems. The inverse finite element method (iFEM) has been demonstrated to be a practical method of deformation reconstruction owing to its unique advantages. Current iFEM
Huang, He   +4 more
core   +1 more source

A quadrilateral inverse-shell element with drilling degrees of freedom for shape sensing and structural health monitoring

open access: yesEngineering Science and Technology, an International Journal, 2016
The inverse Finite Element Method (iFEM) is a state-of-the-art methodology originally introduced by Tessler and Spangler for real-time reconstruction of full-field structural displacements in plate and shell structures that are instrumented by strain ...
Adnan Kefal   +3 more
doaj   +1 more source

Shape-Sensing of Beam Elements Undergoing Material Nonlinearities

open access: yesSensors, 2021
The use of in situ strain measurements to reconstruct the deformed shape of structures is a key technology for real-time monitoring. A particularly promising, versatile and computationally efficient method is the inverse finite element method (iFEM ...
Pierclaudio Savino   +3 more
doaj   +1 more source

Mat(h)ifem : diálogos entre matemáticas, arte, tecnologías e historia [PDF]

open access: yes, 2023
Este texto de apresentação foi elaborado apartir do acrônimo MAT(H)IFEM ou, mais especificamente, MATH e HIFEM –nove letras que se unem. A primeira parte, MATH, coloca em diálogo a Matemática com a Arte, as Tecnologias e a História (tanto no ensino ...
Montoito, Rafael, Dalcin, Andréia
core  

Accurate gradient computations at interfaces using finite element methods

open access: yesInternational Journal of Applied Mathematics and Computer Science, 2017
New finite element methods are proposed for elliptic interface problems in one and two dimensions. The main motivation is to get not only an accurate solution, but also an accurate first order derivative at the interface (from each side).
Qin Fangfang   +3 more
doaj   +1 more source

Comparison of strain pre-extrapolation techniques for shape and strain sensing by iFEM of a composite plate subjected to compression buckling [PDF]

open access: yes, 2021
The inverse Finite Element Method (iFEM) is a model-based technique for structural shape sensing based on a pattern of input strain data experimentally acquired on the structure. It is independent of the external load and material properties, making it a
Oboe D.   +3 more
core   +1 more source

PENGEMBANGAN STRATEGI PARIWISATA BERBASIS ECOTOURISM PADA KLASTER PARIWISATA BOROBUDUR-DIENG, JAWA TENGAH

open access: yesJ@ti Undip: Jurnal Teknik Industri, 2017
Penelitian ini bertujuan untuk mengevaluasi kondisi saat ini dari pariwisata di Kawasan Borobudur dan kawasan Dataran Tinggi Dieng, merumuskan prioritas strategi ecotourism yang sesuai dengan kondisi pariwisata untuk kedua kawasan pariwisata, dan ...
Aries Susanty   +2 more
doaj   +1 more source

Structural Damage Identification Based on Integrated Utilization of Inverse Finite Element Method and Pseudo-Excitation Approach

open access: yesSensors, 2021
The attempt to integrate the applications of conventional structural deformation reconstruction strategies and vibration-based damage identification methods is made in this study, where, more specifically, the inverse finite element method (iFEM) and ...
Tengteng Li   +5 more
doaj   +1 more source

A bilinear partially penalized immersed finite element method for elliptic interface problems with multi-domain and triple-junction points

open access: yesResults in Applied Mathematics, 2020
In this article, we introduce a new partially penalized immersed finite element method (IFEM) for solving elliptic interface problems with multi-domain and triple-junction points.
Yuan Chen, Songming Hou, Xu Zhang
doaj   +1 more source

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