Results 11 to 20 of about 42,628 (263)

Spatiotemporally resolved characteristics of arc plasma in non-thermal multi-arc generator at atmospheric pressure

open access: yesAIP Advances, 2021
The spatiotemporally resolved characteristics of arc plasma in a non-thermal multi-arc generator with three high-voltage electrodes and a common grounded one were investigated by means of arc current signal, discharge image signal, and image analysis ...
Y. J. Huang, Q. F. Lin
doaj   +1 more source

Characteristics of Welding and Arc Pressure in the Plasma–TIG Coupled Arc Welding Process

open access: yesMetals, 2018
In this article, a novel hybrid welding process called plasma-TIG (Tungsten Inert Gas welding) coupled arc welding was proposed to improve the efficiency and quality of welding by utilizing the full advantage of plasma and TIG welding processes.
Bo Wang   +4 more
doaj   +1 more source

Analysis of Electrical Characteristics of Inter-wire Arc in Cross-Coupling Arc

open access: yesChinese Journal of Mechanical Engineering, 2019
As a new composite welding heat source introduced in recent years, the cross-coupling arc uses a non-consumable electrode arc (plasma arc) and a consumable electrode arc (inter-wire arc) in cross-coupling, in which the plasma arc is the main arc and the ...
Zhenyang Lu   +3 more
doaj   +1 more source

The influence of ethanol addition on the spatial emission distribution of traces in a vertical argon stabilized DC arc plasma [PDF]

open access: yesJournal of the Serbian Chemical Society, 2004
The plasma of a vertical argon stabilized DC arc at atmospheric pressure is applied as a spectrochemical source. The lateral distributions of relative spectral line intensities of some trace elements (Zn, Pt, Cd, Mg, Ca and Al) introduced into the plasma
MARIJA TODOROVIC   +2 more
doaj   +3 more sources

Steam Plasma Flows Generated in Gerdien Arc: Environment for Energy Gas Production from Organics and for Surface Coatings

open access: yesJournal of Fluid Science and Technology, 2011
Electric arc stabilized by a vortex of water (Gerdien arc) is used in a special type of plasma torch for generation of thermal plasma jet with extreme plasma parameters.
Milan HRABOVSKY
doaj   +1 more source

Numerical simulations of arc plasma under external magnetic field-assisted gas metal arc welding

open access: yesAIP Advances, 2020
The arc plasma behavior for gas metal arc welding (GMAW) with an external compound magnetic field was numerically investigated. A three-dimensional finite element model for the external magnetic field (EMF) and a three-dimensional finite volume model for
Lin Wang   +3 more
doaj   +1 more source

Model and simulation investigation of the whole process of high-current vacuum arc burning

open access: yesAIP Advances, 2021
With the development of the power industry and the increase in the capacity of power systems, vacuum switches have been developed rapidly. The distribution characteristics of the vacuum arc can reflect the working conditions of the vacuum switch.
Shuangwei Zhao   +5 more
doaj   +1 more source

Relationship Between Metal Vapor in Arc and Droplet Transfer Mode in GMAW

open access: yesTaiyuan Ligong Daxue xuebao, 2022
The relationship between metal vapor in arc and droplet transfer mode in GMAW was reviewed. The results show that when welding with high current and corresponding welding parameters and different shielding gases, the conductivity of the vapor in arc ...
Xian SUN
doaj   +1 more source

On the Plasma Arc Melting

open access: yesDENKI-SEIKO[ELECTRIC FURNACE STEEL], 1970
The purpose of this study is to develop a new melting and rifining method of ferrous, non-ferrous metals and their alloys in utilizing super high temperature of plasma arc, inert gas atmosphere, powerful stirring and so on. Furthermore, this study aims at the development of economical plasma arc furnace.After examination of test results of a 80kg ...
Noda, Hiroshi   +4 more
openaire   +2 more sources

Effect of Alternating Magnetic Field on Arc Plasma Characteristics and Droplet Transfer during Narrow Gap Laser-MIG Hybrid Welding

open access: yesMetals, 2021
In this paper, the morphological characteristics of arc plasma and droplet transfer during the alternating magnetic field-assisted narrow gap groove laser-MIG (metal inert gas) hybrid welding process were investigated.
Baihao Cai   +5 more
doaj   +1 more source

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