An Accurate Mathematical Model and Experimental Research of Pressure Distribution in the Spool Valve Clearance Film

Table 4

The percentage of lateral force reduction in the case where P₁ = 5 MPa.

	n = 2	n = 4	n = 6	n = 8
K = 0.125,	0.5, 0.6, 0.8, 1.6	0.9, 1.4, 2.1, 2.8	1.2, 1.9, 2.8, 2.8	1.7, 2.9, 4.2, 5.9
= 0.288
K = 0.25,	1.2, 1.4, 2.4, 3.2	1.7, 3.0, 4.4, 6.1	2.3, 4.0, 5.9, 6.3	3.4, 6.0, 9, 13.5
= 0.288
K = 0.5,	2.4, 2.9, 5.1, 7.3	3.4, 6.7, 9.7, 17.7	4.6, 8.3, 13.2, 17	7.0, 12.8, 21.9, 22.3
= 0.288
K = 1,	4.9, 6.3, 12.7, 22.2	7.0, 14.2, 29.3, 42	9.3, 18.6, 35.9, 43.8	14.4, 31.8, 35.3, 49
= 0.288
K = 0.125,	1.9, 2.3, 3.9, 5.2	2.6, 4.7, 7.0, 9.9	3.9, 6.3, 9.9, 13.5	5.2, 9.6, 15.3, 23.8
= 0.188
K = 0.25,	3.8, 4.8, 8.5, 12.4	5.5, 9.9, 16.2, 26.2	7.5, 13.7, 22.9, 75.5	11, 21.5, 40.1, 49.4
= 0.188
K = 0.5,	8.2, 10.8, 29.4,36.6	11.5, 23.7, 32.3, 43.2	15.7, 32.9, 40.6, 42.1	23.9, 26.5, 39.7, 50
= 0.188
K = 1,	19.9, 25, 35, 44.9	27.7, 29.7, 43.5, 75.3	36, 43, 57, 77.8	43.6, 47.4, 59.3, 78.8
= 0.188