Transcription of 2 Forward Vehicle Dynamics
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2 Forward Vehicle Dynamics
2 Forward Vehicle DynamicsStraight motion of an ideal rigid Vehicle is the subject of this ignore air friction and examine the load variation under the tires todetermine the Vehicle s limits of acceleration, road grade, and Parked Car on a Level RoadWhen a car is parked on level pavement, the normal force,Fz, under eachof the front and rear wheels,Fz1,Fz2,areFz1=12mga2l( )Fz2=12mga1l( )where,a1is the distance of the car s mass center,C,fromthefrontaxle,a2is the distance ofCfrom the rear axle, andlis the wheel +a2( )a1a22Fz22Fz1xzCmgFIGURE A parked car on level Forward Vehicle a longitudinally symmetrical car as shown in Figure can be modeled as a two-axel Vehicle .
Forward Vehicle Dynamics Straight motion of an ideal rigid vehicle is the subject of this chapter. We ignore air friction and examine the load variation under the tires to determine the vehicle’s limits of acceleration, road grade, and kinematic capabilities. 2.1 Parked Car on a Level Road
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