水位计、压力表及安全阀是蒸汽锅炉的三大安全附件,是保证安全运行的主要手段。作者在近一段时间的工作中,遇到了几起二个水位计指示不一致的情况,有的相差甚大,甚至一个水位计的顶部刚可见,而另一个则在底部才有一点水,它影响锅炉水位控制和安全运行。这里介绍这种现象产生的原因以及解决办法,供同行们参考。 Water level gauge, pressure gauge and safety valve are the three safety accessories of steam boiler, which is the main means to ensure safe operation. In the recent work, the author encountered several inconsistencies in the instructions of two water level gauges, some of which were quite different. Even the top of one water level gauge was just visible and the other had only a little water at the bottom, which affected the boiler Water level control and safe operation. Here are the reasons for this phenomenon and the solution for colleagues for reference.