Open Access

表1

轮壤接触动力学模型参数表

符号 含义
c0/kPa 内聚力
ϕ0/(°) 内摩擦角
k/cm 剪切变形模量
n 变形指数
kc/(N·cm-n-1) 内聚力变形模量
kϕ/(N·cm-n-2) 摩擦变形模量
s 滑转率
z/cm 沉陷
l/cm 车轮接地弧长
b/cm 车轮宽度
A/cm2 车轮接地面积
ω/(rad·s-1) 车轮角速度
v/(cm·s-1) 车轮质心速度
r/cm 车轮半径
D/cm 车轮直径
W/N 地面给车轮的支持力
P/N 附着力
Rc/N 压实阻力
Fd/N 挂钩牵引力

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