Influence of Environmentally Friendly and High-Efficiency Composite Additives on Pulverized Coal Combustion in Cement Industry

Table 4

The effect of different additives on desulfurization efficiency of C1 and C2 (%).

Type of coal	Raw coal	Type of waste	Additive amount/%
			0	0.2	0.4	0.6	0.8	1.0
C1	0	A1	4.42	25.22	17.26	21.24	30.97	19.51
		A2	4.42	20.80	15.93	17.26	18.58	19.37
		A3	4.42	16.37	8.41	14.60	13.72	11.06
C2	0	A1	8.17	10.04	11.60	14.43	20.05	9.41
		A2	8.17	11.88	10.16	12.08	14.03	12.28
		A3	8.17	11.64	9.29	10.24	9.88	8.53