Results 41 to 50 of about 2,933 (184)

Index based triangulation method for efficient generation of large three-dimensional ultrasonic C-scans [PDF]

open access: yes, 2018
The demand for high speed ultrasonic scanning of large and complex components is driven by a desire to reduce production bottlenecks during the non-destructive evaluation of critical parts.
MacLeod, Charles N.   +4 more
core   +1 more source

Adaptive ultrasonic rail wheel testing system with advanced phased array technology

open access: yesResearch and Review Journal of Nondestructive Testing, 2023
Non-destructive wheel inspection by means of ultrasound testing (UT) is crucial for highspeed, local or cargo trains. Any failure can lead to catastrophic events resulting in high material damage and personal injury or even fatalities.
Thomas Würschig   +5 more
doaj   +1 more source

Fast ultrasonic phased array inspection of complex geometries delivered through robotic manipulators and high speed data acquisition instrumentation [PDF]

open access: yes, 2016
Performance of modern robotic manipulators has enabled research and development of fast automated non-destructive testing (NDT) systems for complex geometries.
Lardner, Timothy   +12 more
core   +1 more source

PAUT-based defect detection method for submarine pressure hulls

open access: yesInternational Journal of Naval Architecture and Ocean Engineering, 2018
A submarine has a pressure hull that can withstand high hydraulic pressure and therefore, requires the use of highly advanced shipbuilding technology. When producing a pressure hull, periodic inspection, repair, and maintenance are conducted to maintain ...
Min-jae Jung   +3 more
doaj   +1 more source

Using Phased Array Ultrasound to Localize Probes During the Inspection of Welds

open access: yesIEEE Open Journal of Instrumentation and Measurement, 2023
In this article, an image processing-based localization system is developed for remote nondestructive evaluation of welds within industrial assets. Manual ultrasonic inspection of large-scale structures is often repetitive, time-consuming, and benefits ...
Adam Gilmour   +7 more
doaj   +1 more source

UEG Week 2023 Poster Presentations

open access: yes, 2023
United European Gastroenterology Journal, Volume 11, Issue S8, Page 535-1498, October 2023.
wiley   +1 more source

Introducing a new method for efficient visualization of complex shape 3D ultrasonic phased-array C-scans [PDF]

open access: yes, 2017
Automated robotic inspection systems allow the collection of large data volumes, compared to existing inspection systems. To maximize the throughput associated with the non-destructive evaluation phase, it is crucial that the reconstructed inspection ...
MacLeod, Charles N.   +4 more
core   +1 more source

Damage assessment and refurbishment of steam turbine blade/rotor attachment holes [PDF]

open access: yes, 2016
This paper presents a case study dealing with the assessment of cracking observed at steam turbine blade attachment holes, and subsequent use of an innovative repair solution based on a friction processing technique, friction hydro-pillar processing ...
Doubell, P   +4 more
core   +2 more sources

Automated IBEX crawler for PAUT inspection for in-service ferromagnetic assets

open access: yese-Journal of Nondestructive Testing, 2023
In order to guarantee the safety of the gas production plants, Air Liquide conducts NDT inspections regularly closely following the assets’ maintenance plans.
Natalia Marcial Alfaro   +7 more
doaj   +1 more source

Automatic Discontinuity Classification of Wind-turbine Blades Using A-scan-based Convolutional Neural Network

open access: yesJournal of Modern Power Systems and Clean Energy, 2021
Recent development trends in wind power generation have increased the importance of the safe operation of wind-turbine blades (WTBs). To realize this objective, it is essential to inspect WTBs for any defects before they are placed into operation ...
Jiyeon Choung   +4 more
doaj   +1 more source

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