摘要: 简述了某合成氨装置合成气压缩机干气密封失效过程，对失效原因进行了全面的分析，并提供了详细的解决方案和可供借鉴的工程经验。
关键词: 离心压缩机；干气密封；失效

Abstract: The paper briefs the dry gas seal failure of a syngas compressor in an ammonia plant, gives a comprehensive analysis on the reasons for the failure, and provides a detailed solution and engineering experience for reference.
Keywords: centrifugal compressor; dry gas seal; failure