DL tray can reduce the heat load of the first absorption tower and reduce the addition amount of reflux ammonia. As a result, ammonia treatment capacity is increased.

• 通过对DL型塔盘的应用介绍,降低一吸塔的热负荷,以达到减小回流氨添加量,便于高负荷下一吸塔的操作,最终达到提高氨加工能力