| 基于转矩预测的感应电动机模糊直接转矩控制系统研究 |
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| 引用本文： | 胡睿,杨波,史光辉,司马晓峰. 基于转矩预测的感应电动机模糊直接转矩控制系统研究[J]. 铝加工, 2010, 0(5): 16-20 |
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| 作者姓名： | 胡睿 杨波 史光辉 司马晓峰 |
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| 作者单位： | [1]中铝河南铝业有限公司,洛阳471003 [2]义煤集团千秋煤矿,义马472300 [3]河南科技大学,洛阳471003 |
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| 摘 要： | 针对传统直接转矩控制的转矩脉动大、低速性能差等缺点,采用转矩预测与模糊控制相结合的方法。根据转矩、磁链偏差值以及定子磁链所在扇区,通过模糊控制器推理得出所要输出的电压矢量,然后经过转矩预测单元计算得出所输出电压矢量的作用时间,在剩余采样周期的时间内输出零矢量,从而减小了转矩脉动。仿真结果证明与传统直接转矩控制相比转矩、磁链、电流脉动都有了明显的减小。
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| 关 键 词： | 直接转矩控制 转矩预测 模糊控制 |
Ressarch on Fuzzy Direct Torque Control System of Induction Motor Based on Torque Prediction |
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| HU Rui,YANG Bo,SHI Guang-hui,SIMA Xiao-feng. Ressarch on Fuzzy Direct Torque Control System of Induction Motor Based on Torque Prediction[J]. Aluminium Fabrication, 2010, 0(5): 16-20 |
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| Authors: | HU Rui YANG Bo SHI Guang-hui SIMA Xiao-feng |
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| Affiliation: | HU Rui,YANG Bo,SHI Guang-hui,SIMA Xiao-feng(1.Chinalco-Henan Aluminum CO.,Ltd.,Luoyang 471003;2.Qianqiu Coal Mine of Yimei Coal Corp.,Yima 472300;3.Henan Science and Technology University,Luoyang 471003,China) |
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| Abstract: | Torque prediction and fuzzy control were combined to solve conventional problems of direct torque control,such as large torque ripple,poor low-speed performance.The simulation results show that torquef,lux lingkage,current ripple are reduced significantly compared with traditional direct torque control. |
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| Keywords: | direct torque control torque prediction fuzzy control |
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