Results 61 to 70 of about 296 (144)

TOFD imaging system in nondestructive tests

open access: yes, 2012
En el presente trabajo se muestra cómo la simbiosis de dos disciplinas, ingeniería de software y técnicas ultrasónicas, hizo posible el desarrollo de un sistema de ensayos no destructivos para formación de imágenes TOFD, que además permite independizar ...
Segura, D. (Darío)   +1 more
core  

Modelling of waves propagation on irregular surfaces using ray tracing and GTD approaches: Application to head waves simulation in TOFD inspections for NDT

open access: yes, 2014
Conference of 12th Anglo-French Physical Acoustics Conference, AFPAC 2013 ; Conference Date: 16 January 2013 Through 18 January 2013; Conference Code:104840International audienceThe Time of Flight Diffraction (TOFD) technique is a classical ultrasonic ...
Darmon, Michel   +6 more
core   +1 more source

Residual Creep Life Assessment of High-Temperature Components in Power Industry. [PDF]

open access: yesSensors (Basel), 2023
Pivdiablyk I   +4 more
europepmc   +1 more source

Tofd inspection of v-groove butt welds on the hull of a container ship with a magnetically adhering wall climbing robot [PDF]

open access: yes, 2002
This paper presents the results of Time Of Flight Diffraction (TOFD) ultrasonic inspection of long welds on the hull of a container cargo ship. The TOFD probes are deployed by a low cost miniature climbing robot that adheres to the steel hull by using ...
Bridge, B, Sattar, TP, Mondal, S
core  

Quantitative simulation of ultrasonic time of flight diffraction technique in 2D geometries using Huygens-Fresnel diffraction model: Theory and experimental comparison

open access: yes, 2015
This article presents an analytical approach for simulation of ultrasonic diffracted wave signals from cracks in two-dimensional geometries based on a novel Huygens–Fresnel Diffraction Model (HFDM).
Kolkoori, Sanjeevareddy   +4 more
core   +1 more source

Estudo da utilização da técnica ultrassônica de TOFD com vistas no monitoramento de trincas de fadiga em tubos de aço superdúplex [PDF]

open access: yes, 2017
Este trabalho buscou avaliar a técnica ultrassônica de Tempo de Voo da Onda Difratada (TOFD - Time-Of-Flight-Diffraction) para o monitoramento de trincas de fadiga nucleadas no interior de tubos de aço Superdúplex.
Lopes, Marcelo de Freitas
core  

Critical Assessments of the TOFD Approach for Ultrasonic Weld Inspection

open access: yes, 2001
Weld inspection using ultrasonic pulse-echo techniques needs high skilled operators especially if geometrical indications must be taken into consideration.
Schulz, Eduard   +4 more
core  

Home - About - Disclaimer - Privacy