0 前言阿钢一炼厂的15T电炉建于1993年,变压器功率为5500KVA,自投产以来生产能力不断提高,随着管理水平和生产量的提高,出现了短网系统程序多、故障点多、结构设计不合理等缺陷。经过厂内有关专业人员从技术的、经济方面的反复论证比较后,最终确定了改造的方案。其改造的中心内容是应用华兴电炉公司设计、制造的、先进的DW系列新型短网系统。该系 0 Foreword A steel refinery 15T electric furnace was built in 1993, the transformer power is 5500KVA, since production has been continuously improved production capacity, with the management level and production increased, there have been many short network system procedures and more points of failure, Structural design and other defects. After the factory professionals from the technical and economic aspects of repeated argument comparison, and ultimately determine the transformation program. The transformation center is the application of Huaxing Furnace company design, manufacture, advanced DW series of new short-mesh system. Department