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BH-1型月球车的运动学和动力学研究

Keywords: 月球车,运动学,动力学,凯恩方程

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Abstract:

为研究松软土壤下BH-1型六轮月球探测车原理样机的运动性能和越障性能,对原理样机的运动学和动力学进行了理论分析.通过推导BH-1型原理样机车体和车轮的运动学约束关系,研究车轮的前向滑移、转向角滑移及侧向滑移对样机运动学的影响;鉴于月球表面松软的砂质土壤条件,对样机的车轮力学情况进行分析,进而建立基于凯恩方程的机器人动力学模型;利用ODE(opendynamicsengine)三维动力学仿真软件对样机的越障过程进行仿真演示.仿真结果证明,BH-1具有优秀的运动性能和越障性能.

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