（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
+ ?* e+ Y& w3 h9 e) H- HError 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.
  y- ?  r/ x# D$ @Error No.1028107 <carbody> : Inertia moment Izz must be greater than or equal to the double of absolute inertia moment Ixy.
Error No.1028105 <floor> : Inertia moment Ixx must be greater than or equal to the double of absolute inertia moment Iyz.
1 l7 e! f: i" a5 \Error No.1028106 <floor> : Inertia moment Iyy must be greater than or equal to the double of absolute inertia moment Izx.
% g0 A! |% {& U& UError No.1028107 <floor> : Inertia moment Izz must be greater than or equal to the double of absolute inertia moment Ixy.
% ]9 w2 r6 g" x3 r4 v- d5 YError No.1028105 <rb> : Inertia moment Ixx must be greater than or equal to the double of absolute inertia moment Iyz.
- ?. Z6 v: E6 S! F/ j6 F* zError 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.
Error No.1028105 <lb> : Inertia moment Ixx must be greater than or equal to the double of absolute inertia moment Iyz.
% J) J+ W; C0 a4 |, W+ PError 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.
Error No.1028105 <rf> : Inertia moment Ixx must be greater than or equal to the double of absolute inertia moment Iyz.
8 K6 W1 J3 L" S8 s  d0 O# TError No.1028106 <rf> : Inertia moment Iyy must be greater than or equal to the double of absolute inertia moment Izx.
Error No.1028107 <rf> : Inertia moment Izz must be greater than or equal to the double of absolute inertia moment Ixy.
% E* Z' Y  p* R+ Q% h, qError No.1028105 <lf> : Inertia moment Ixx must be greater than or equal to the double of absolute inertia moment Iyz.
Error 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.
8 ]7 D* P" p: W1 k8 z3 T6 l7 `/ T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？