本文叙述了本钢连轧厂在大型工业管道上用水封代替盲板切断煤气的一些具体做法及该装置在设计、操作、运行方面应注意的一些问题,其中包括:原用肓板切断煤气时的缺点;水封装置及水封装置系统图;采用水封装置后停、送煤气的具体操作程序;用水封代替肓板切断煤气的优点等.可供现场、设计及有关人员参考和借鉴。 This paper describes some specific practices of using the water seal instead of the blind to cut off the gas in a large industrial pipeline of the Bengang Rolling Mill and some problems that should be noticed in the design, operation and operation of the device, including: Of the shortcomings; water seal device and water seal system diagram; After stopping the water seal device, send the gas to the specific operational procedures; water seal instead of the advantages of cutting off the gas plate, etc. For the scene, the design and related personnel for reference and reference.