Research on Key Factors and Their Interaction Effects of Electromagnetic Force of High-Speed Solenoid Valve

Table 4

The coefficients and their significant values of model.

Equation item	Constant
Coefficient	−1410.4	456.44	2.9128	−0.40302	−105.29	44.343	301.70
		<0.01	<0.01	<0.01	<0.01	<0.01	0.01
Equation item
Coefficient	−0.39518	0.31047	−42.872	−71.345	27.465	0.0024183	1.0720
	0.93	0.78	0.32	0.02	0.53	0.86	0.06
Equation item
Coefficient	0.048570	0.47869	0.16838	0.061084	0.22984	13.309	9.1458
	0.89	0.38	0.22	0.48	0.10	<0.01	0.10
Equation item
Coefficient	22.258	−456.48	−0.22622	−0.014508	−16.078	−13.104	−33.051
	<0.01	0.37	<0.01	<0.01	0.05	<0.01	<0.01