Optical fiber sensing for marine environment and marine structural health monitoring: A review

R Min, Z Liu, L Pereira, C Yang, Q Sui… - Optics & Laser …, 2021 - Elsevier
Optical fiber sensors have attracted considerable attention for marine environment and
marine structural health monitoring, owing to advantages including resistance to …

Shape sensing methods: Review and experimental comparison on a wing-shaped plate

M Gherlone, P Cerracchio, M Mattone - Progress in Aerospace Sciences, 2018 - Elsevier
Shape sensing, ie, the reconstruction of the displacement field of a structure from some
discrete surface strain measurements, is a fundamental capability for the structural health …

An efficient curved inverse-shell element for shape sensing and structural health monitoring of cylindrical marine structures

A Kefal - Ocean Engineering, 2019 - Elsevier
Known as “shape sensing”, real-time reconstruction of a structure's three-dimensional
displacements using a network of in situ strain sensors and measured strains is a vital …

Coupling of peridynamics and inverse finite element method for shape sensing and crack propagation monitoring of plate structures

A Kefal, C Diyaroglu, M Yildiz, E Oterkus - Computer Methods in Applied …, 2022 - Elsevier
A novel structural health monitoring approach is developed by coupling the inverse finite
element method (iFEM) and peridynamic theory (PD) for real-time shape sensing analysis …

Structural health monitoring of an offshore wind turbine tower using iFEM methodology

M Li, A Kefal, E Oterkus, S Oterkus - Ocean Engineering, 2020 - Elsevier
With the increasing popularity of wind energy, offshore wind turbines (OWTs) are currently
experiencing rapid development. The tower is one of the most significant components of the …

Displacement and stress monitoring of a Panamax containership using inverse finite element method

A Kefal, E Oterkus - Ocean Engineering, 2016 - Elsevier
Abstract The inverse Finite Element Method (iFEM) is a revolutionary methodology for real-
time reconstruction of full-field structural displacements and stresses in plate and shell …

An enhanced inverse finite element method for displacement and stress monitoring of multilayered composite and sandwich structures

A Kefal, A Tessler, E Oterkus - Composite Structures, 2017 - Elsevier
The inverse finite element method (iFEM) is an innovative framework for dynamic tracking of
full-field structural displacements and stresses in structures that are instrumented with a …

Three dimensional shape and stress monitoring of bulk carriers based on iFEM methodology

A Kefal, JB Mayang, E Oterkus, M Yildiz - Ocean Engineering, 2018 - Elsevier
Over the last few years, inverse finite element method (iFEM) is shown to be one of the most
robust and general algorithms for the purpose of shape and stress sensing. This study …

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

M Li, A Kefal, BC Cerik, E Oterkus - Ocean Engineering, 2020 - Elsevier
The offshore industry has been using stiffened thin-walled steel cylindrical structures for
decades, particularly as the columns of floating offshore installations. The floating offshore …

A combined experimental/numerical study on deformation sensing of sandwich structures through inverse analysis of pre-extrapolated strain measurements

MA Abdollahzadeh, IE Tabrizi, A Kefal, M Yildiz - Measurement, 2021 - Elsevier
Real-time reconstruction of displacement field from a network of discrete strain sensors is
referred to as “shape (deformation) sensing” for which inverse finite element method (iFEM) …