辽宁发电厂有一台磨煤机长期存在着振动大(30多丝)的问题。过去,检修过几次,始终没有消除病根,尽管有时修得好一些,也没有达到规程要求,仍然是“凑合”运行。这样就给安全生产带来很大的威胁。由于这个问题长期不得解决,有人对如何消除磨煤机振动的缺陷失去了信心,甚至 Liaoning Power Plant has a mill there is vibration for a long time (more than 30 silk) issue. In the past, overhauling had been done several times and the root cause was never eliminated. Although it was sometimes repaired and did not meet the requirements of the regulations, it was still a “do-it-yourself” operation. This will bring great safety threats. Because of this problem can not be resolved for a long time, some people have lost confidence in how to eliminate the defects of coal pulverizer and even