Numerical analysis of plasma arc physical characteristics under additional constraint of keyhole

Xu Bin¹, Jiang Fan^{1, †}, Chen Shujun¹, Tanaka Manabu², Tashiro Shinichi², Van Anh Nguyen²

(color online) Distribution of plasma arc pressure. (a) Dynamic pressure in the whole region, (b) magnified compressed region, and (c) static pressure distribution.