针对法国Saint-Saulve钢厂电弧炉一次废气抽吸系统存在的问题及对电弧炉产生的影响,作了详细的分析,找出了具体原因。在此基础上,提出了具体的解决方案及在短时间内实施的办法,并成功付诸实际。实施的结果是,大大延长了电弧炉一次废气抽吸系统组件的使用寿命,提高了设备的利用率,缩短了投资回收期。 Aiming at the problems of primary exhaust gas suction system of arc furnace in Saint-Saulve Steel Plant in France and the influence on electric arc furnace, a detailed analysis was made and the specific reasons were found out. On this basis, put forward specific solutions and methods implemented in a short period of time, and successfully put into practice. As a result of the implementation, the service life of the primary exhaust gas suction system components of the electric arc furnace is greatly prolonged, the utilization of the equipment is increased and the payback period of the investment is shortened.