直流电弧炉的发展及其炉底电极的形式

Development of DC Arc Furnace and its Types of Bottom Electrode

简介直流电弧炉的发展概况及对不同形式炉底电极进行了综合比较。结合导电炉底风冷底电极的结构、特点，指出该种底电极用的导电耐火材料在国内开发的意义。

In this article, the development of DC arc furnace is briefly presented and the different types of bottom electrode are compared. It is pointed that the conductive refractory for conductive bottom electrode should be developed in China, with consideration of the structure and features of this bottom electrode.