（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
$ f4 k2 D' C+ _+ s3 E% W- rError 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.
+ t8 ?. B2 U. IError No.1028105 <floor> : Inertia moment Ixx must be greater than or equal to the double of absolute inertia moment Iyz.
Error No.1028106 <floor> : Inertia moment Iyy must be greater than or equal to the double of absolute inertia moment Izx.
: e, Z" o; ?5 x: `/ yError No.1028107 <floor> : Inertia moment Izz must be greater than or equal to the double of absolute inertia moment Ixy.
8 A2 I5 a  p8 V& w1 AError No.1028105 <rb> : Inertia moment Ixx must be greater than or equal to the double of absolute inertia moment Iyz.
Error No.1028106 <rb> : Inertia moment Iyy must be greater than or equal to the double of absolute inertia moment Izx.
- O( R% \, G8 @6 t* nError 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.
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.
- e+ A3 p' @5 O, O$ M) HError No.1028105 <rf> : Inertia moment Ixx must be greater than or equal to the double of absolute inertia moment Iyz.
Error No.1028106 <rf> : Inertia moment Iyy must be greater than or equal to the double of absolute inertia moment Izx.
, O7 p8 w6 h0 W" T& i( D3 RError No.1028107 <rf> : Inertia moment Izz must be greater than or equal to the double of absolute inertia moment Ixy.
Error No.1028105 <lf> : Inertia moment Ixx must be greater than or equal to the double of absolute inertia moment Iyz.
4 `  l- a; U( F. @, ^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.
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？