| 三相异步电动机变频调速的实现 |
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| 引用本文： | 刘辉.三相异步电动机变频调速的实现[J].湖南师范大学自然科学学报,1997,20(2):47-50. |
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| 作者姓名： | 刘辉 |
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| 作者单位： | 湖南师范大学物理系 |
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| 摘 要： | 用ＰＷＭ逆变器实现变频调速的方法，分析ＰＷＭ波的产生，从理论上推导了脉宽的公式，进一步说明了幅值、频率与脉冲度的关系。
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| 关 键 词： | 变频调速 逆变器 三相异步电机 异步电机 |
Realization of Speed Regulation by Changing Frequency on Three phase Asynchionous Motor |
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| Liu Hui.Realization of Speed Regulation by Changing Frequency on Three phase Asynchionous Motor[J].Journal of Natural Science of Hunan Normal University,1997,20(2):47-50. |
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| Authors: | Liu Hui |
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| Abstract: | In this paper ,we introduce the way of speed regulation by changing frequency with PWM wave, calculate the formula of pulse wide ,show further the relation of amplitude frequency and pulse wide. |
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| Keywords: | speed regulation by frequency conversion PWM wave inverse convertor stepless speed change |
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