针对汽车制动过程中质量转移而使最大制动力下降的问题，提出利用主动悬架系统减小汽车动态车轮载荷的方法。
Aiming at the decline of maximum braking force caused by the mass transfer during the course of braking, the article advances a method which USES active suspension system to reduce dynamic wheel load.
建立了具有4自由度的半汽车模型，研究了汽车悬架系统半主动控制的动态优化方法。
With the 4 degree freedom half vehicle model, dynamic optimal design method of semi active control in automobile suspension is investigated.
考虑到悬架对车架动态特性的影响，建立了车架及悬架系统的几何模型和有限元模型。
Considering the influence of suspension frame on the dynamic characteristics of truck frame, the geometric model and finite element model of truck frame and suspension frame system were established.
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