（求助）汽车驾驶运动模拟遇到问题

springck

    如题：本人只是初步对轮胎进行滑动副的设定，只是为了看看轮胎沿不同路面行驶的效果，令驾驶员速度为10，于是便开始求解计算，但是出现结果
Error No.1028105 <carbody> : Inertia moment Ixx must be greater than or equal to the double of absolute inertia moment Iyz.
Error No.1028106 <carbody> : Inertia moment Iyy must be greater than or equal to the double of absolute inertia moment Izx.
Error No.1028107 <carbody> : Inertia moment Izz must be greater than or equal to the double of absolute inertia moment Ixy.
' ?+ |1 d" k2 _Error No.1028105 <floor> : Inertia moment Ixx must be greater than or equal to the double of absolute inertia moment Iyz.
+ U$ k* B& G0 |Error No.1028106 <floor> : Inertia moment Iyy must be greater than or equal to the double of absolute inertia moment Izx.
Error No.1028107 <floor> : Inertia moment Izz must be greater than or equal to the double of absolute inertia moment Ixy.
Error No.1028105 <rb> : Inertia moment Ixx must be greater than or equal to the double of absolute inertia moment Iyz.
" F- a3 c& Q: V* TError No.1028106 <rb> : Inertia moment Iyy must be greater than or equal to the double of absolute inertia moment Izx.
Error No.1028107 <rb> : Inertia moment Izz must be greater than or equal to the double of absolute inertia moment Ixy.
5 I1 t3 |" m) v9 }Error No.1028105 <lb> : Inertia moment Ixx must be greater than or equal to the double of absolute inertia moment Iyz.
Error No.1028106 <lb> : Inertia moment Iyy must be greater than or equal to the double of absolute inertia moment Izx.
Error No.1028107 <lb> : Inertia moment Izz must be greater than or equal to the double of absolute inertia moment Ixy.
  s  f: @6 X' ?Error No.1028105 <rf> : Inertia moment Ixx must be greater than or equal to the double of absolute inertia moment Iyz.
1 v/ r9 {  _/ {* ?7 c3 }% ]Error No.1028106 <rf> : Inertia moment Iyy must be greater than or equal to the double of absolute inertia moment Izx.
2 A. ?/ h1 t5 u6 [, ^Error No.1028107 <rf> : Inertia moment Izz must be greater than or equal to the double of absolute inertia moment Ixy.
9 B5 z5 r% X, Y/ QError No.1028105 <lf> : Inertia moment Ixx must be greater than or equal to the double of absolute inertia moment Iyz.
  B3 y7 Q/ T- Q8 k$ I$ W" c/ _$ X# SError No.1028106 <lf> : Inertia moment Iyy must be greater than or equal to the double of absolute inertia moment Izx.
Error No.1028107 <lf> : Inertia moment Izz must be greater than or equal to the double of absolute inertia moment Ixy.
请问这是为什么啊，应该如何设置这些惯性矩呢？是不是模型出问题了啊？

刘猛猛

看起来好像是质量的定义有问题啊，轴向的惯性要大于两倍的平面法向的惯性？