上摆臂转向节Withoutconsidering thedeformation of螺旋弹簧rubber bushing,roll center is the减振器approximate转向横拉杆location.没有考虑橡胶衬套的变形,侧倾中心是近似位置。下摆臂奔驰轿车不等长双横臂独立悬架
Without considering the deformation of rubber bushing, roll center is the approximate location. 没有考虑橡胶衬 套的变形,侧倾 中心是近似位置
2)Roll Center of Typical Suspensioncommercialvehicle0mcar0mC. Leaf Spring Suspension(钢板弹簧悬架)
Om Om commercial vehicle car C. Leaf Spring Suspension (钢板弹簧悬架) Om 2) Roll Center of Typical Suspension
3.LinearStiffness(悬架系统的线刚度)K一一LinearSuspensionStiffness(悬架系统线刚度):车轮保持在地面上而车厢作垂直运动时,单位车厢位移下,悬架系统给车厢的总弹性恢复力。K一OneSideSuspensionStiffness(一侧悬架线刚度)△FK, = 2KK,=AS△QGsQUSsS.TAF
Kl—— Linear Suspension Stiffness (悬架系统线刚度):车轮保持在 地面上而车厢作垂直运动时,单位车厢位移下,悬架系统给车厢 的总弹性恢复力。 Kl ’——One Side Suspension Stiffness(一侧悬架线刚度) 3. Linear Stiffness(悬架系统的线刚度) Δ Δ l F K s ' 2 K K l l
(1) Rigid axlesuspension非独立悬架△F = 2k.As△F 2kKsk,Spring StiffnessW
Δ F 2 k Δ s s s Δ 2 Δ l F K k s (1)Rigid axle suspension 非独立悬架 ks ——Spring Stiffness
(2)Independent独立悬架suspensionrestoringforce恢复力elasticGuide barGcomponentssystemQ+AO弹性元件constraintkW3forces0+0A9导向杆系约a束反力F23AF2
(2)Independent suspension 独立悬架 restoring force恢复力 elastic components 弹性元件 Guide bar system constraint forces 导向杆系约 束反力