Dust and sulfur dioxide are removed by substituting plastic packed tower for bag deduster and steel sprinkling tower in a compound fertilizer facility.

• 采用塑料填料塔代替布袋除尘器和钢制喷淋塔，对复混肥干燥尾气进行除尘和脱硫，计算确定喷淋水量、塔径和填料装填量及运行阻力。