Seite - 142 - in Maximum Tire-Road Friction Coefficient Estimation

D Vehicle and tire model parameters Table D.2.: Vehicle model parameters of Opel Combo 1.6 CNG, as identified by Rojas Rojas, [Roj12, p.202], except for the value of the wheel massmw, which is from a separate measurement. Parameter Symbol Value Unit Vehicle Mass mb 1320 kg Vehicle’s principal moment of inertia Iz 2000 kg m 2 (around z axis) Wheel base lwb 2.716 m Front track tf 1.417 m Rear track tr 1.44 m Distance centre of gravity to front axle lf 1.3 m Height of centre of gravity (from ground) hCG 0.65 m Height of instantaneous centre of hIC,θ 0.3 m the pitch movement Height of instantaneous centre of hIC,φ 0.3 m the roll movement Projected frontal area Ap 2.3 m 2 Drag coefficient cD 0.35 - Wheel mass mw 15 kg Linear spring stiffness (front axle) cS,f 30000 N/m Linear spring stiffness (rear axle) cS,r 42000 N/m Anti-roll bar stiffness (front axle) cARB,f 40000 N/m Anti-roll bar stiffness (rear axle) cARB,r 10000 N/m Wheel’s principal moment of inertia Ii 2 kg m 2 (around yC axis) 142