加氢阀填料密封失效分析及改进

摘要

This paper mainly analyzes the cause of the failure of the packing seal of the hydrogenation valve in the accident,and calculates the force condition of the packing seal,and improves the structure.%该文主要对事故中加氢阀填料密封失效的原因进行分析,对填料密封部件的受力情况进行计算,并对密封结构进行改进.