电站主轴密封空气围带烧毁原因及解决方案

Burning Out Causes and Solutions on Main Shaft Seal Air Girdle of Power Station

介绍了巴基斯坦某电站主轴密封空气围带烧毁情况,并对其进行了认真分析、找出了烧毁的原因,并提出了解决方案。通过实际处理后解决了主轴密封空气围带烧毁现象。此故障的解决方案对高转速机组的主轴密封的安装提供了借鉴及指导。

This paper introduces the burning out situation of main shaft seal air girdle of a power station in Pakistan,carefully analyzes and finds out the causes,and puts forward the solution scheme.The burning out phenomenon of main shaft seal air girdle is solved by practical treatment.The solution scheme of this fault provides the reference and guidance of installing main shaft seal of high-speed unit.