Dynamic modeling for a climbing robot
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摘要: City-Climber是1台爬壁机器人,为研究该机器人的3D路径规划问题,建立了City-Climber在方形房间内运动的运动学模型和动力学模型,该动力学模型包括3个子模型,机器人在地面、墙壁和天花板的运动分别用1个子模型描述.引入无量纲变量分别对3个子模型进行简化,再用Matlab软件对模型进行仿真,验证了动力学模型的正确性.该模型可用于解决City-Climber在3D环境下的路径规划和避障问题.Abstract: City-Climber robot is a novel wall-climbing robot which has the capability to move on floors, climb walls, walk on ceilings, and transit between them. In order to research 3D path planning problem, kinematic modeling and dynamic modeling for the City-Climber robot in a cuboid room were built. The dynamics model includes three sub-models which can describe that City-Climber moves on floors, walls and ceilings respectively. Non-dimensional variables were introduced to simplify the models. The correctness of the model was verified by simulation results given by Matlab software since the trajectories match the expected practical motion of the robot. The models are suitable for solving path planning and obstacle avoidance problems in 3D building environments.
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Key words:
- wall climbing /
- robot /
- kinematics /
- dynamics /
- modeling
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