Explosion Analysis of the Steam Pipeline

A pair of working compensators on main steam pipelines suddenly exploded in a chemical factory.The pipelines connected with the local heating pipes,delivering overheated steam.The design pressure of steam pipelines was 1.1MPa,design temperature 250℃ and the parameters 0.8MPa and 200℃.According to inspection of the explosive spot and analysis of the local heating pipeline systems,the direct cause of the explosion was water hammer.