通过分析煤气设备水封的有效高度的有关规定,及水封有效高度的计算方法,阐述生产单位水封跑气事故情况,提出了煤气设备水封的有效高度的新计算方法。 By analyzing the relevant regulations of the effective height of the water seal of the gas equipment and the calculation method of the effective height of the water seal, the situation of running gas in the water seal of the production unit is expounded and a new calculation method for the effective height of the water seal of the gas equipment is proposed.