摘要
分析了氨合成净化装置的中变废热锅炉管板封头法兰和三合一塔冷却器下法兰密封失效的原因;提出了针对泄漏法兰密封面的修复方案、技术要求以及回装技术要点。结果表明,设备回装后,泄漏问题消除,装置运行稳定。
Author has analyzed the seal failure reason for middle pressure shift waste heat boiler tube-sheet with shell flange and lower flange of three to one tower cooler;has presented the repair scheme,technical requirement and reinstallation technology gist for flange leakage sealing face.Result indicates that the leakage problem is eliminated after reinstalling and running of equipment,the plant is running stably.
出处
《化肥设计》
CAS
2010年第6期54-56,共3页
Chemical Fertilizer Design
关键词
氨合成净化装置
中变废热锅炉
三合一塔冷却器
法兰净密封
失效
修复
ammonia synthesis purification unit
middle pressure shift waste heat boiler
three to one tower cooler
static seal of flange
failure
repair
