Results 51 to 60 of about 652 (119)

Monitoring of Corrosion Damage by Using iFEM Methodology

open access: yesInternational Journal of Mechanical System Dynamics, Volume 5, Issue 3, Page 495-517, September 2025.
ABSTRACT Marine environment is a harsh environment that can cause major issues for marine structures while operating in this environment, including fatigue cracking and corrosion damage, which can yield catastrophic consequences, such as human life losses, financial losses, environmental pollution, and so forth.
Yildirim Dirik   +2 more
wiley   +1 more source

Inverse Finite Element Method for Reconstruction of Deformation in the Gantry Structure of Heavy-Duty Machine Tool Using FBG Sensors

open access: yesSensors, 2018
The deformation of the gantry structure in heavy-duty machine tools is an important factor that affects machining accuracy. In order to realize real-time monitoring of the deformation of the gantry structure, which is statically indeterminate and complex
Mingyao Liu   +5 more
doaj   +1 more source

Multigrid Methods for Hellan-Herrmann-Johnson Mixed Method of Kirchhoff Plate Bending Problems

open access: yes, 2017
A V-cycle multigrid method for the Hellan-Herrmann-Johnson (HHJ) discretization of the Kirchhoff plate bending problems is developed in this paper. It is shown that the contraction number of the V-cycle multigrid HHJ mixed method is bounded away from one
Chen, Long, Hu, Jun, Huang, Xuehai
core   +1 more source

Adaptive Finite Volume Method for the Shallow Water Equations on Triangular Grids

open access: yesAdvances in Mathematical Physics, Volume 2016, Issue 1, 2016., 2016
This paper presents a numerical entropy production (NEP) scheme for two‐dimensional shallow water equations on unstructured triangular grids. We implement NEP as the error indicator for adaptive mesh refinement or coarsening in solving the shallow water equations using a finite volume method.
Sudi Mungkasi, Soheil Salahshour
wiley   +1 more source

Modeling of Sensor Placement Strategy for Shape Sensing and Structural Health Monitoring of a Wing-Shaped Sandwich Panel Using Inverse Finite Element Method

open access: yesSensors, 2017
This paper investigated the effect of sensor density and alignment for three-dimensional shape sensing of an airplane-wing-shaped thick panel subjected to three different loading conditions, i.e., bending, torsion, and membrane loads.
Adnan Kefal, Mehmet Yildiz
doaj   +1 more source

Quantitative comparisons of forward problems in MEEG. [PDF]

open access: yes, 2007
This document gives comparisons between several methods that solve the forward problem in MEEG by comparing their precision on a 3-layer spherical model.
Clerc, Maureen   +3 more
core   +3 more sources

Structural Health Monitoring of Thin Shell Structures

open access: yesInternational Journal of Mechanical System Dynamics, Volume 5, Issue 1, Page 20-39, March 2025.
ABSTRACT Thin plate and shell structures are extensively used in aerospace, naval, and energy sectors due to their lightweight and efficient load‐bearing properties. Structural Health Monitoring (SHM) implementations are becoming increasingly important in these industries to reduce maintenance costs, improve reliability, and ensure safe operations ...
Ihtisham Khalid   +4 more
wiley   +1 more source

Using the inverse finite‐element method to harmonise classical modal analysis with fibre‐optic strain data for robust population‐based structural health monitoring

open access: yesStrain, Volume 61, Issue 1, February 2025.
Abstract Vibration‐based approaches to structural health monitoring (SHM) gained increasing significance for assessing the behaviour of existing structures because of their non‐intrusive nature and high sensitivity to damage. However, data availability often limits the application of SHM approaches.
Giulia Delo   +3 more
wiley   +1 more source

Force Measurement Technology of Vision‐Based Tactile Sensor

open access: yesAdvanced Intelligent Systems, Volume 7, Issue 1, January 2025.
Force sensing is an important function of marker‐type vision‐based tactile sensors. This review focuses on force measurement technologies based on visuotactile sensing from sensing principle, marker layer design, information process, and measurement precision, intending to provide a reference for the research community in marker layer design ...
Bin Fang   +7 more
wiley   +1 more source

Benchmarking five global optimization approaches for nano-optical shape optimization and parameter reconstruction

open access: yes, 2019
Numerical optimization is an important tool in the field of computational physics in general and in nano-optics in specific. It has attracted attention with the increase in complexity of structures that can be realized with nowadays nano-fabrication ...
Burger, Sven   +5 more
core   +1 more source

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