| 基于Matlab/Simulink的精密流量控制系统仿真研究 |
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| 引用本文： | 李宇鹏,王宣银.基于Matlab/Simulink的精密流量控制系统仿真研究[J].机床与液压,2011,39(11). |
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| 作者姓名： | 李宇鹏 王宣银 |
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| 作者单位： | 浙江大学流体传动及控制国家重点实验室,浙江杭州,310027 |
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| 摘 要： | 与传统液压调速系统相比,交流变频调速技术为液压系统提供了一种全新的流量控制方法,有诸多优点。设计矢量控制变频调速异步电机驱动的变频液压调速系统,基于Matlab/Simulink模型库,对系统流量控制方法建模,重点对异步电机矢量控制变频调速方法进行仿真。仿真结果表明:基于带转矩内环的转速、磁链闭环异步电动机矢量控制方法具有更好的动态特性和调速精度,使系统流量控制具有较好的快速性和较高的控制精度。
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| 关 键 词： | 交流变频液压调速系统 矢量控制 |
Simulation of Precision Flow Control System Based on MATLAB/Simulink |
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| LI Yupeng,WANG Xuanyin.Simulation of Precision Flow Control System Based on MATLAB/Simulink[J].Machine Tool & Hydraulics,2011,39(11). |
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| Authors: | LI Yupeng WANG Xuanyin |
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| Affiliation: | LI Yupeng,WANG Xuanyin (The State Key Lab of Fluid Power Transmission and Control,Zhejiang University,Hangzhou Zhejiang 310027,China) |
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| Abstract: | Compared with the traditional hydraulic regulating speed system,variable-frequency regulating speed technology,applied in hydraulic system,brings more advantages.A variable-frequency regulating hydraulic simulative system was designed based on Matlab/Simulink.The simulation emphasis focused on the vector control regulating speed system of asynchronous motor.Simulation curves show that using the closed-loop vector control method,the system has better dynamic performance. |
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| Keywords: | Variable-frequency regulating speed hydraulic system Vector control |
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