合成氨低变气再沸器损坏原因及防治措施

Causes of the damage of LT shift reboiler in ammonia process and its preventive measures

一台设计比较理想的卧式再沸器，正常运行近６年后发生严重损坏，本文分析了现场资料，提出了确切的损坏原因及教训。

Serious damage has taken place at a perfectly designed horizontal reboiler after about six years normal operation. The article analyses the data from the site.thereby raising the reason for damage and drawing lessons from the case.