Combined with high-impedance techniques, the methods to determine the reactance capacity and transformer technical parameters of UHP electric arc furnace and the idea to determine the section of graphite electrode are presented in this paper.

• 结合高阻抗技术 ,给出超高功率高阻抗电弧炉电抗容量与变压器技术参数的确定方法以及确定石墨电极二次导体截面积的思路