Gas Flow Characteristics through Irregular Particle Bed with the Vertical Confined Wall for Waste Heat Recovery

Table 4

Coefficients of the fitting function between the pressure drop per unit height () and gas velocity () under 11 kinds of particle sizes.

Particle size (mm)			Correlation coefficient
	5~10	2111.29		659.22	0.99985
10~15	988.75	389.39	0.99808
15~20	645.57	307.56	0.99979
20~25	456.34	251.17	0.99980
25~30	352.03	226.56	0.99941
30~35	283.05	193.26	0.99908
35~40	235.07	164.72	0.99941
40~45	199.09	141.37	0.99951
45~50	170.91	123.26	0.99952
50~55	148.51	109.60	0.99947
55~60	130.01	98.09	0.99959