Double Arcing

A condition in which the welding or cutting arc of a plasma arc torch does not pass through the constricting orifice but transfers to the inside surface of the nozzle. A secondary arc is simultaneously established between the outside surface of the nozzle and the workpiece.

Related Links

A mechanism that triggers double arcing during plasma arc cutting – IOPscience
Numerical investigation of the double-arcing phenomenon in a cutting arc torch
(a) Normal mode of arc operation. (b) Double arcing | Download Scientific Diagram
A mechanism that triggers double arcing during plasma arc cutting – IOPscience
Normal operation (a) and double arcing (b) during plasma arc cutting:… | Download Scientific Diagram

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