Effects of the Layered Distribution Pattern on the Gas Flow Resistance through the Bed with the Multisize Irregular Particle for the Waste Heat Recovery

Table 4

All five-layer arrangement modes for the sinter mixture with the equivalent particle diameter of 11.45 mm.

Mode of the layered arrangement	Particle size range of the sinter in each layer (mm)					Total height of the sinter layer (cm)	Ratio of the resistance increase (%)
	Bed bottom→bed top
	First layer	Second layer	Third layer	Fourth layer	Fifth layer
0	Random distribution mode (control condition)					45.30	/
1	5~15	15~25	25~35	35~45	45~60	47.36	-25.70
2	15~25	25~35	35~45	45~60	5~15	46.25	-0.56
3	25~35	35~45	45~60	5~15	15~25	47.12	-14.99
4	35~45	45~60	5~15	15~25	25~35	47.27	-10.19
5	45~60	5~15	15~25	25~35	35~45	46.74	-2.93
6	5~15	25~35	45~60	15~25	35~45	46.70	-3.32
7	15~25	35~45	5~15	25~35	45~60	46.58	2.95
8	25~35	45~60	15~25	35~45	5~15	46.37	-2.04
9	35~45	5~15	25~35	45~60	15~25	46.23	-4.63
10	45~60	15~25	35~45	5~15	25~35	45.85	-5.13
11	5~15	35~45	15~25	45~60	25~35	45.25	-1.75
12	15~25	45~60	25~35	5~15	35~45	45.51	-7.09
13	25~35	5~15	35~45	15~25	45~60	46.71	-1.52
14	35~45	15~25	45~60	25~35	5~15	46.16	4.85
15	45~60	25~35	5~15	35~45	15~25	45.84	3.99
16	5~15	45~60	35~45	25~35	15~25	46.02	3.24
17	15~25	5~15	45~60	35~45	25~35	46.04	1.74
18	25~35	15~25	5~15	45~60	35~45	46.22	-10.90
19	35~45	25~35	15~25	5~15	45~60	46.01	-3.91
20	45~60	35~45	25~35	15~25	5~15	46.62	-20.15