Optimal computation of guided wave propagation and scattering in ...

Optimal Computation of Guided Wave Propagation and Scattering in ...

Optimal Computation of Guided Wave Propagation and. Scattering in Pipeworks Comprising Elbows: Numerical and. Experimental Validations and Parametric Studies.

Optimal computation of guided wave propagation and scattering in pipeworks comprising elbows: Numerical and experimental validations and parametric studies.

(PDF) Optimal computation of guided wave propagation and ...

Proc. 1581), pp. 332-9 (2014)], a model was developed to deal with GW propagation in elbows, GW scattering at the junction of a straight and a curved guides and ...

(PDF) Guided Wave Propagation and Scattering in Pipeworks ...

Guided waves (GW) are used to inspect pipeworks in various industries. Specific features of pipeworks lead to complex scattering phenomena.

Guided wave propagation and scattering for structural health ...

Theoretical aspects are investigated to correctly exploit the technique leading to a geometrical reduction which returns the optimal ...

Guided wave propagation and scattering in pipeworks ... - Hal-CEA

In a straight pipe, GW propagation is well known: efficient computational methods are used to predict them such as the Semi-Analytic Finite ...

Calculation of Guided Wave Scattering at a Defect in a Pipe

Two dimensional discretization modeling and its optimization technique by the use of the symmetry of a pipe are developed for wave propagation in a pipe ...

Manipulation of the guided wave propagation in multilayered ...

The spectral element method (SEM) is adopted and applied to accurately and efficiently calculate the transmission spectra and the band structures of the ...

Scattering of guided waves propagating through pipe bends based ...

Theoretically, the non-propagating reflecting and transmitting modes should be included in the calculation of {\mathbf{G}}_{lm}. However, ...

Calculation of Guided Wave Dispersion Characteristics Using a ...

This signal processing technique requires the acquisition of many signals along the wave propagation direction in order to carry out a double ...

Simulation of guided-wave ultrasound propagation in composite ...

Computational models of ultrasonic wave excitation, propagation, and scattering in CFRP composites can be extremely valuable in designing practicable NDE ...

Effect of material anisotropy on guided wave propagation and ...

Scattering directivity patterns were calculated using a baseline subtraction method and 2D scattering matrices were obtained for all incident ...

DETERMINATION OF MATERIAL PROPERTIES USING GUIDED ...

4.3. 2.3 Wave Propagation in Free Waveguides. 2.3.1 Guided waves. Guided wave propagation in cylindrical structures has ...

Efficient finite element modelling of guided wave scattering from a ...

These scattered waves are decomposed into the multi-modal far-field scattering amplitudes. The angular order of the scattering is found and used to minimise the ...

Numerical Analysis of Guided Waves to Improve Damage Detection ...

The guided wave interaction with delamination was analyzed with the transmitter–receiver configuration, as shown in Figure 1. · Guided wave ...

The dispersion curve applied in guided wave propagation ... - SciELO

A strategy that allows the dispersion curve computation with more flexibility, when non conventional geometries or boundary conditions are used, is the one ...

Temperature affected guided wave propagation in a composite plate ...

The same CFRP plate is used here for the analysis of the temperature effect for a wide range of ultrasound frequencies and temperatures. The ...

Numerical and Experimental Investigation of Guided Wave ... - MDPI

The dispersion curves could display the propagation velocities of all possible guided wave modes at different frequencies in a structure. However, as for a UGW ...

Analyses by Global-Local Method of Ultrasonic Guided Waves ...

Analytical methods to calculate guided wave propagation solutions have been ... forced formulation to compute time-domain scattered waveform [7]. In ...

Quantitative Guided Wave NDE - NDT.net

The finite element method (FEM) for Lamb and SH wave scattering problem has been analyzed in [6-9]. An electromagnetic-acoustic transducer (EMAT) technique for ...