Results 41 to 50 of about 831,737 (308)

Insulator fault feature extraction system of substation equipment based on machine vision

open access: yesIET Networks, EarlyView., 2022
Abstract The artificial intelligence technology and intelligent automation are more and more widely used, the insulators play a supporting and insulating role in the operation of the grid. The use of machine vision inspection technology to detect insulator faults has become an inevitable trend of the times.
Keruo Jiang   +4 more
wiley   +1 more source

Transforming a Computational Model from a Research Tool to a Software Product: A Case Study from Arc Welding Research

open access: yesSoftware, 2023
Arc welding is a thermal plasma process widely used to join metals. An arc welding model that couples fluid dynamic and electromagnetic equations was initially developed as a research tool.
Anthony B. Murphy   +4 more
doaj   +1 more source

Welding high-strength aluminum alloys [PDF]

open access: yes, 1974
Handbook has been published which integrates results of 19 research programs involving welding of high-strength aluminum alloys. Book introduces metallurgy and properties of aluminum alloys by discussing commercial alloys and heat treatments.
Hasemeyer, E. A.   +3 more
core   +1 more source

Influence of an Argon/Silane Atmosphere on the Temperature of a Thermal Plasma

open access: yesAdvanced Engineering Materials, EarlyView.
The influence of a silane‐doped argon atmosphere on the chemical composition and temperature of a thermal nontransferring argon plasma is investigated using optical emission spectroscopy. As a result of the high amount of free electrons resulting from the stepwise ionization and dissociation of the silane molecule, even a silane addition of 0.01 vol ...
Lena Kreie   +4 more
wiley   +1 more source

Ignition of Welding Arc and UV Actinic Hazard Evaluation

open access: yesEnergies, 2019
Welding arcs emit strong ultraviolet (UV) radiation, which could pose serious health risks for skin and eyes. According to Directive 2006/25/EC, UV hazard evaluation has to be performed in the working environment.
Andrzej Rybczyński   +4 more
doaj   +1 more source

THE EFFECT OF LEARNING DEMONSTRATION METHOD ON THE LEARNING ACHIEVEMENT IN SMAW PRACTICE AT SMK N SUKAMAJU [PDF]

open access: yes, 2011
The research purposes are : (1) to know the learning achievement of students in grade XI SMK N Sukamaju on manual arc welding subject of horizontal fillet positions which are taught with the demonstration method, (2) to know the learning achievement of ...
Suprihanto
core  

Oxide‐Free Titanium Coatings by Wire Arc Spraying in a Silane‐Doped Inert Atmosphere

open access: yesAdvanced Engineering Materials, EarlyView.
A silane‐doped argon atmosphere enables the production of oxide‐free titanium coatings via twin‐wire arc spraying at ambient pressure. This innovative approach eliminates residual oxygen, creating process conditions that prevent oxidation and nitride formation.
Manuel Rodriguez Diaz   +4 more
wiley   +1 more source

Radiometric Constraints on the Timing, Tempo, and Effects of Large Igneous Province Emplacement

open access: yesGeophysical Monograph Series, Page 27-82., 2021

Exploring the links between Large Igneous Provinces and dramatic environmental impact

An emerging consensus suggests that Large Igneous Provinces (LIPs) and Silicic LIPs (SLIPs) are a significant driver of dramatic global environmental and biological changes, including mass extinctions.
Jennifer Kasbohm   +2 more
wiley  

+2 more sources

Experimental research on factors influencing the current commutation process of variable-polarity arc welding

open access: yes工程科学学报, 2019
In the current inversion process of variable-polarity arc welding of aluminum alloy, drastic changes in electron and ion concentrations in arc space may lead to the failure of current commutation and arc reignition, thus affecting the arc burning ...
ZHU Zhi-ming   +4 more
doaj   +1 more source

Process Control of 3D Welding as a Droplet-Based Rapid Prototyping Technique [PDF]

open access: yes, 1998
Three-dimensional welding is investigated as a rapid prototyping technique for the production of real Inetallic parts using gas metal arc welding principles.
Beardsley, H., Kovacevic, R.
core   +1 more source

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