直流屏的正确使用和维护是直流电源运行可靠性的关键

Correct Usage and Maintenance of Direct Current Panel are the Keys to the Reliable Operation of Direct Current Source

分析了马钢公司在直流屏使用、维护及运行中出现的问题，介绍了这些常见故障的现象及处理方法，指出直流屏的正确使用和维护是直流电源运行可靠性的关键。

Problems occurred in usage, maintenance and operation of direct cur- rent screen of Maanshan Iron & Steel Co. are analyzed. Common faults and treatment meth- ods are presented. It shows that correct usage and maintenance of direct current screen will ensure reliable operation of direct current source.