红河磷肥厂 1 2万吨 /年磷铵装置自 1 993年 5月开车生产以来 ,设备通风系统的操作状况很差 ,厂房内粉尘大 ,操作环境恶劣 ,袋式除尘器粉尘排放量严重超标。针对这些问题 ,我厂于 1 996年 1 1月～1 997年 5月进行了技术改造 ,在国内同类装置设备通风系统上首次采用湿式除尘代替 Since its production of 120,000 tons / year ammonium phosphate plant in Honghe Phosphate Fertilizer Plant in May 1993, the ventilation system of the plant has been in poor operation condition. The dust inside the plant is large and the operating environment is harsh. The amount of dust discharged from the bag filter exceeds the standard. In response to these problems, our factory from January 1996 to January 1997 to carry out technological transformation in May 1997, the first of its kind in the domestic equipment and equipment ventilation system instead of using wet dust instead