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基于实时测量的2DOF挠性操作臂的模糊逆动力学控制
Fuzzy Dynamics Control of a 2DOF Flexible Arm Based on Real-Time Deflection Measurement
【摘要】 针对一 2 DOF挠性操作臂 ,对其轨迹跟踪控制进行了研究。基于刚性化假设 ,建立挠性操作臂的动力学运动方程 ,一集成激光传感系统用于实时测量杆臂的挠性变形 ;设计了一个通过模糊逻辑单元调整控制参数的逆动力学控制器 ,仿真实验结果验证了控制器的性能
【Abstract】 This paper presents a novel inverse dynamics control scheme of a 2DOF flexible manipulator incorporating a fuzzy-logic tuner. Due to the complexity of dynamics of flexible manipulator,a simplified dynamics modelis used for rigid manipulator and a flexible states feedback is applied for dynamics compensation, to control the end-point tracking and positioning errors caused by the dynamic deflections. A laser-optical sensing system is specifically dedicated to real time measure the endpoint deflections of each flexible link. The performance of the proposed controller is verified through simulation.
【Key words】 flexible manipulator laser-optical sensing system fuzzy logic inverse dynamics control error compensation;
- 【文献出处】 中国机械工程 ,China Mechanical Engineering(中国机械工程) , 编辑部邮箱 ,2000年03期
- 【分类号】TP242.6
- 【被引频次】1
- 【下载频次】65