Evolution of magnetically rotating arc into large area arc plasma*
Wang Chenga), Li Wan-Wana), Zhang Xiao-Ninga), Zha Junb), Xia Wei-Donga)†
       
Evolution of arc plasma after ignition with I = 350 A, B = 0.2 T, 1-μs shutter, 5000 fps, flow rates of (a) 0.5 Nm3/h, (b) 4 Nm3/h.