发动机一级涡轮盘封严圈裂纹故障分析

Analysis of the Crack Fall of the Obturating Ring of the Engine's One-Degree Turbine

对某型发动机一级涡轮盘中出现的封严圈裂纹故障进行了实验研究及理论分析,为科学估算其剩余寿命,延长机件的使用期限、提高经济效益和采用合理排故措施提供保障。

This article researches the crack fall of the obturating ring by using the theoretical analysis and experimental methods, in addition to scitentific estimates remain time of it, and extends its using life,promoting the economic profit and adopting the measures against the case.