中氮厂间歇式煤造气技改研究

Research on modification of intermittent gas preparation in medium-sized nitrogenous fertilizer plant with coal as raw material

阐述中氮肥间歇式煤造气技术存在的弊端 ,介绍适于间歇制气改造的吹风气余热集中回收工艺和上、下行煤气显热回收工艺。

The paper presents the disadvantages of intermittent gas preparation in medium-sized nitrogenous fertilizer plant with coal as raw material and introduces blowing air centralized after heat recovery process and up/down flowing gas sensible heat recovery process suitable for the modification of the intermittent gas preparation.