Results 21 to 30 of about 40,865 (222)

The NDT Development Process [PDF]

open access: yes, 2003
Web systems are more complex every day. This has produced that the research community poses the neccesity of developing methodological proposals which offer a suitable reference when a web information system is developed. Since the first proposal, HDM, was published [5] a lot of other methodologies have been developed in this environment.
M. José Escalona   +3 more
openaire   +3 more sources

Failure Investigation of Radiant Platen Superheater Tube of Thermal Power Plant Boiler

open access: yesHigh Temperature Materials and Processes, 2015
This paper highlights a case study of typical premature failure of a radiant platen superheater tube of 210 MW thermal power plant boiler. Visual examination, dimensional measurement and chemical analysis, are conducted as part of the investigations ...
Ghosh D., Ray S., Mandal A., Roy H.
doaj   +1 more source

Flaw Classification Algorithm for Heat Exchanger Tubes Using a Bobbin-Type Magnetic Camera

open access: yesApplied Sciences, 2019
This paper presents an algorithm that estimates the presence, location, shape, and depth of flaws using a bobbin-type magnetic camera consisting of bobbin probes and a bobbin-type integrated giant magnetoresistance (GMR) sensor array (BIGiS).
Sunbo Sim   +3 more
doaj   +1 more source

Flaw Detection of Cast-Steel Safety Parts in Automotive Application [PDF]

open access: yesArchives of Foundry Engineering, 2022
Casting is the most economical way of producing parts for many industries ranging from automotive, aerospace to construction towards small appliances in many shares. One of the challenges is the achievement of defect-free cast parts.
K.C. Dizdar   +3 more
doaj   +1 more source

Knowledge-based support in Non-Destructive Testing for health monitoring of aircraft structures [PDF]

open access: yes, 2012
Maintenance manuals include general methods and procedures for industrial maintenance and they contain information about principles of maintenance methods.
Kamsu-Foguem, Bernard
core   +1 more source

AE propagation velocity calculation for stiffness estimation in Pier Luigi Nervi’s concrete structures

open access: yesCurved and Layered Structures, 2021
In the present paper, the acoustic emission (AE) device is used with an innovative approach, based on the calculation of P-wave propagation velocity (vp), to detect the stiffness characteristics and the diffused damage of in-service old concrete ...
Lenticchia Erica   +2 more
doaj   +1 more source

Experimental investigation on magnetomechanical effect of carbon steel under high-cycle loading

open access: yesNihon Kikai Gakkai ronbunshu, 2023
A magnetic non-destructive inspection method based on measurement of the magnetic flux leakage near the material surface has been studied for carbon steel pipes used in various plants.
Masataka ABE   +3 more
doaj   +1 more source

New NDT approach for adhesive composite bonds

open access: yes, 2022
S.203-210A new NDT approach for an integral quality control of adheseve composite bonds is discussed. In Addition to conventional NDT for defect detection some new methods for characterisation ofpolymer properties of the adherent and of the adhesive ...
Bockenheimer, C.   +2 more
core  

Electromagnetic configurable architectures for assessment of Carbon Fiber Reinforced Plastics

open access: yesMATEC Web of Conferences, 2017
Carbon Fiber Reinforced Plastics are used in most wide domains due their low density, lack of mechanical fatigue phenomena and high strength–to weight ratio.
Steigmann Rozina   +5 more
doaj   +1 more source

Intergranular Corrosion Detection Using Electromagnetic Transducers for Ultrasonic Testing [PDF]

open access: yesArchives of Metallurgy and Materials, 2020
The aim of this paper is to create a research methodology that allows a quick analysis of the structural state of high alloy austenitic steels using non-destructive ultrasonic tests, in contrast to destructive standard methods.
M. Cieslik, K. Darowicki
doaj   +1 more source

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