In this article, the cause of explosion occurred in bottom bearingcase used in ammonium nitrate crystallization machine was analyzed, and the relevant improvement measures were presented.
介绍分析了硝酸铵结晶机底轴承盒的爆炸原因，并进行了相应改进和处理。
2
Besides, at the non-drive-end of the primary shaft, some mechanical fitting in the bearingcase were detected loosen, through spectrum-zoom analysis and waveform comparison in the time-domain.
另外，由转频附近细化谱分析及时域波形比较，发现输入轴非电机端轴承座内机件还有径向配合松动故障。
3
Being wise, their gifts were no doubt wise ones, possibly bearing the privilege of exchange in case of duplication.