内蒙古化肥厂自９６年１２月投产以来，运行基本正常。在９７年里，有几台设备发生了事故，针对事故原因组织有关部门进行了分析，尽管有些设备事故的原因至今还未确定，但本文将事故的可能原因提供给读者，以免在未来的操作中出现类似的问题。 Since the fertilizer plant in Inner Mongolia put into operation in December 1996, it has basically run normally. In 1997, several equipment accidents occurred, and the relevant departments were analyzed for the cause of the accident. Although some equipment accidents have not been confirmed yet, this article provides the readers with possible causes of the accident so as to prevent future operation In a similar problem.