Design of Electrical Control System of Test Machine of Automobile Clutch Centre Plate
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摘要: 基于滑模控制算法和卡尔曼滤波算法的分析,设计了基于卡尔曼滤波的复合滑模控制算法,并将其应用于设计的离合器从动盘测试机的电控系统,以提高测试机的控制性能.经仿真分析验证,复合滑模控制算法比复合PID算法响应速度快,具有较好的稳态精度和跟踪精度,卡尔曼滤波算法能有效消除现场随机干扰和抑制了工频干扰.检测数据表明,测试机的位移和力矩检测精度分别达到了±0.005 mm和±0.05 N·m.Abstract: Through the analyses of the algorithm of sliding mode control and the Kalman filter,a compound sliding mode control algorithm was proposed on the basis of the Kalman filter.In order to improve the controller performance of the test machine of automobile clutch centre plate,the proposed algorithm was applied to its electrical control system.The simulation shows that compared with the compound PID(proportion integral differential),this algorithm has high steady accuracy,tracking accuracy and a fast response speed,and the controller with the Kalman filter can eliminate the random noise and the industrial frequency disturbance.The measurement result shows that the testing precisions of displacement and torque for the test machine are ±0.005 mm and ±0.05 N·m,respectively.
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Key words:
- automobile clutch centre plate /
- real-time control /
- sliding mode control /
- Kalman filter
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