When using granular limestone(210 um)as sole absorbent without the presence of acetic acid, the SO_ 2 removal efficiency and limestone utilization were 60.7% and 44% respectively.

• 实验研究了影响脱硫率的各种因素:添加醋酸浓度、入口SO2浓度、石灰石浆液浓度、气体停留时间以及温度等,并提出添加醋酸促进SO2吸收的机理。