Results 11 to 20 of about 350,354 (303)

Deep Learning Based Steel Pipe Weld Defect Detection [PDF]

open access: yesApplied Artificial Intelligence, 2021
Steel pipes are widely used in high-risk and high-pressure scenarios such as oil, chemical, natural gas, shale gas, etc. If there is some defect in steel pipes, it will lead to serious adverse consequences.
Dingming Yang   +3 more
semanticscholar   +1 more source

Why do cracks occur in the weld joint of Ti-22Al-25Nb alloy during post-weld heat treatment?

open access: yesFrontiers in Materials, 2023
Ultrasonic pulse frequency tungsten inert gas welding technology was adopted to join Ti-22Al-25Nb alloy. There were some cracks in the Ti-22Al-25Nb alloy weld joint after post-weld heat treatment.
Ling Shao   +13 more
semanticscholar   +1 more source

Transfer Learning With CNN for Classification of Weld Defect

open access: yesIEEE Access, 2021
Traditional Image Processing Techniques (IPT), used for automating the detection and classification of weld defects from radiography images, have their own limitations, which can be overcome by Deep Neural Networks (DNN).
Samuel Kumaresan   +3 more
semanticscholar   +1 more source

Visual and Verbal Self-Referentiality in Russian Avant-Garde Picturebooks

open access: yesBarnboken: Tidskrift för Barnlitteraturforskning, 2019
The early Soviet picturebook arose in an age of propaganda that conceived of children’s literature as a “forgotten weapon” in the battle to train a new populace to inhabit the new post-revolutionary world.
Sara Pankenier Weld
doaj   +1 more source

Advances in weld seam tracking techniques for robotic welding: A review

open access: yesRobotics and Computer-Integrated Manufacturing, 2019
Use of sensors in robotic welding for controlling the weld quality leads to replacement of manual welding operation in dangerous work environment in presence of high temperature and fumes even in small or medium scale enterprises.
A. Rout, B. Deepak, B. Biswal
semanticscholar   +1 more source

The investigation of mechanical properties of welding quality of R65 type rail / R65 tipo bėgio termitinio virintinės jungties mechaninių savybių tyrimas

open access: yesMokslas: Lietuvos Ateitis, 2013
This article is about the aluminothermic welding quality ofrail joints, using different parameters. The thermit portion andpreheat time estimated for quality of welded joints as well asthe mechanical characteristics of aluminothermic welds in railshave ...
Mindaugas Rauduvė, Vitalijus Rudzinskas
doaj   +1 more source

The effect of laser shock peening on hardness and microstructure in a welded marine steel

open access: yesThe Journal of Engineering, 2015
Residual stress is generally considered as the main criterion in laser shock peening for enhancement of fatigue life. However, changes in material hardness, microstructure and surface roughness can also affect component performance.
Bilal Ahmad, Michael E. Fitzpatrick
doaj   +1 more source

Sámi Selves in the Northern Landscape

open access: yesBarnelitterært Forskningstidsskrift, 2020
The nomadism and reindeer-herding practices of the Sámi, the indigenous people of Scandinavia and northern European Russia, offer a model for a different relationship with space and natural resources than that of settler colonialism, centered on a fixed ...
Sara Pankenier Weld
doaj   +1 more source

Using Welding for Renovations of Machine Parts Made of Aluminium Alloy

open access: yesActa Technologica Agriculturae, 2014
Due to their mechanical characteristics, aluminium alloys are materials with high potential in the automotive industry. Thus, it is useful to analyse the weldability of individual alloys, not only for possible renovations of a machine part.
Votava Jiří
doaj   +1 more source

The Silencing of Children’s Literature

open access: yesBarnboken: Tidskrift för Barnlitteraturforskning, 2020
The silencing of childhood continues in discrimination against children’s literature today. Yet children’s literature should be taken seriously not only for its own sake. Children’s literature can and should illuminate our understanding of literature for
Sara Pankenier Weld
doaj   +1 more source

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