A Novel Prediction Method of Dynamic Wall Pressure for Silos Based on Support Vector Machine

Table 1

Relevant parameters.

Sources	Depth of silos (m)	Inner diameter (m)	Height-diameter ratio	Dip angle of funnel (°)	Width of discharge opening (m)	Internal friction coefficient	External friction coefficient	Gravity density (kg/m^3)
Zhao [18]	1.2	0.7	1.71	50	0.1	0.3	0.3	1000
				55	0.18	0.4	0.4
				60	0.26	0.5	0.5
Ding [19]	1.2	0.7	1.71	55	0.12	0.25	0.35	2000
				60	0.18	0.3	0.45
				60	0.24	0.35	0.55
Yuan and Liu [20]	5	1.5	2.9	50	0.3	0.58	0.4	816
		2	2.2		0.4
		2.5	1.76		0.5
		3	1.47		0.6
		3.5	1.28		0.7
		4	1.1		0.8
Li [21]	5	1.5	3.3	50	0.3	0.5	0.4	800
	3.5	1	3.5		0.2
	1.7	0.5	0.49		0.03
Wang et al. [22]	1	0.5	2	0	0.1	0.6	0	970
Chen and Liang [23]	3.6	1.5	2.4	60	0.3	0.53	0.4	800
						0.64	0.53
						0.75	0.64