Table 1. The main parameters of SBW model

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Presentation transcript:

Table 1. The main parameters of SBW model No. Parameter Symbols Unit Value 2 Mass moment of inertia of the motor armature Jm Jm Kg.m2 0.0004 Inertia constant of the steering column Jsc N m s2/rad 0.0344 3 Moment of inertia of steering wheel Jsw 4 motor gear ratio i -- 49/3 5 Viscous damping of steering wheel bsw N.m/(rad/sec) 0.36042 6 Viscous damping of steering column bsc.r 7 Steering wheel rotational stiffness in HW ksw.h N cm /rad 42057 8 Pinion radius rp m 0.0073 9 Steering wheel rotational stiffness in RW ksw.r N m /rad 10 Torsion bar rotational stiffness kr 14878 11 DC motor armature resistance Ra  0.39 12 Pinion mass mp kg 0.26 13 the steering linkage rate NL 0.12 14 Motor viscous damping coefficient bsc.h 0.19 15 Motor back EMF constant Kb V/rad/s 0.0521 16 Torque constant of the motor K1 N.m/A 0.052 17 Wheel radius rw 0.27 18 Motor armature inductance La H 0.0019 Eid S. Mohamed et al. Modeling and Experimental Design Approach for Integration of Conventional Power Steering and a Steer-By-Wire System Based on Active Steering Angle Control. American Journal of Vehicle Design, 2014, Vol. 2, No. 1, 32-42. doi:10.12691/ajvd-2-1-5 © The Author(s) 2014. Published by Science and Education Publishing.