URDF code for solid cylinder:
<robot name="solid_cylinder">
<link name="link1"> <visual> <geometry> <cylinder radius="0.5" length="1" /> </geometry> </visual> <inertial> <mass value="10"/> <inertia ixx="1.46" ixy="0" ixz="0" iyy="1.46" iyz="0" izz="1.25" /> </inertial> <collision> <geometry> <cylinder radius="0.5" length="1" /> </geometry> </collision> </link>
<gazebo reference="link1"> <material>Gazebo/Green</material> </gazebo>
</robot> |
慣性張量計算公式如下,取自《Wikipedia: List of 3D inertia tensors》:
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEh8ztkuvHK_r3n-T5DnPluCUc8Pqj3-qjdsDi_zh7OFW0lrA3KZVM0Ge89UDONudXZpNCtGujhkfSVL5vBx-5OVnhsd4XW0P8m4OSA0DFa602ZMAG0IeympnxQKAn3DnaP0jQRKcB8CTYs/s0/solid_cylinder.png)
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEiViSvBePEvV7IywmMsxysJO15Z-Bt898qiU6xKxxaxO3eI0o-N0MhgZ_NKOKGxy_v_YdZjSU_8suVo2y1cqXYrvtLP5FwBKCs_POAZKlqVI3MdhG21L3gXif9k78swaqealCWgjIhADjY/s0/solid_cylinder_inertia_tensor1.png)
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEho9BaI-Hnnif-KefwPYgfE5DbImUYX-MGCPAz07w8hD5mcMo2PqpPSPFel-WztN5vKE14tDKEEjtECCWAQ4_IRUi-I-7SjC_VuYZge_vnaSV5aI_iZ2-2wYpoSZGbFZLbeBuLW4CPVrAI/s0/solid_cylinder_inertia_tensor2.png)
參考資料
- Wikipedia: List of 3D inertia tensors
https://en.wikipedia.org/wiki/List_of_moments_of_inertia#List_of_3D_inertia_tensors
沒有留言:
張貼留言