TY CONF TI IMPROVEMENT OF THE ELECTRIC ARC PLASMATRON STRUCTURE KW electric arc KW plasma torch KW arc ignition unit KW plasma generator JO CAD/EDA/SIMULATION IN MODERN ELECTRONICS 2021 AU Pikalov, V.V. AU Boykov, A.I. AU Ponomarev, P.S. AU Kondrat'ev, S.E. PY 2021 PB Bryansk State Technical University