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voltage drop compensator
相关语句
  电压降补偿器
     Development of the Instantaneous Voltage Drop Compensator
     瞬间电压降补偿器的研制
短句来源
  相似匹配句对
     drop.
     drop,第1天。
短句来源
     The causes of voltage drop were analyzed.
     分析了电压下降的原因;
短句来源
     Development of the Instantaneous Voltage Drop Compensator
     瞬间电压降补偿器的研制
短句来源
     Problem of Voltage Temporary-Drop and Its Suppression Method
     电压暂降问题及其抑制方法
短句来源
     ON DROP PROPERTY
     关于drop性质
短句来源
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The voltage drop in the secondary wiring connecting the meters with the voltage transformer affects seriously the accuracy of measurement.A voltage-drop compensator developped by the author provides an effective measure in solving this prablem.The paper presents the principle,special feature of the compensator as well as the measures taken for its reliability.The compensator has been put into production.The practice to use results in a sufficient effect.

电压互感器至电能计量仪表之间二次线上的电压降,对计量精度有重要影响。笔者所研制的电压互感器二次线电压降补偿器,为解决这一问题提供了一种有效方法。文中详细介绍了该补偿装置的基本原理、特点以及提高其可靠性的措施。该装置已投产,经实际应用,收到了满意的效果。

This paper analyzes the features and harmfullness of instantaneous voltage drop.An instantaneous voltage drop compensator is developed successfully.Its Application circuits and experimental results are given.

分析了市电瞬间电压降的特点及其危害,研制成功一种瞬间电压降补偿器,给出了所用电路和测试结果。

A stator resistance voltage-drop compensation method is presented to eliminate the stator resistance voltage-drop at low speed in DTC(Direct Torque Controlled) system.Three parts are involved:the hysteresis of torque and flux,the optimal switching vector table and the motor model.The AC motor model under stator coordinates is discussed,as well as the flux observer with voltage-drop compensator is analyzed.The realization of compensation is simulated with Simulink of...

A stator resistance voltage-drop compensation method is presented to eliminate the stator resistance voltage-drop at low speed in DTC(Direct Torque Controlled) system.Three parts are involved:the hysteresis of torque and flux,the optimal switching vector table and the motor model.The AC motor model under stator coordinates is discussed,as well as the flux observer with voltage-drop compensator is analyzed.The realization of compensation is simulated with Simulink of Matlab.Taking the TMS320LF 2407 as the controller,a test is carried out on a 0.37 kW squirrel-cage motor,and results show its effectiveness.

提出一种应用于直接转矩控制(DTC)系统的定子电阻压降补偿方法,可消除低速区间定子电阻上的压降。DTC包括转矩和磁链的控制环节、最佳开关矢量表和电动机模型3个基本环节。分析了定子坐标系下交流电动机模型及带有压降补偿器的磁链观测器,论述了定子压降补偿的实现,由Matlab软件包中的Simulink实现仿真;采用TMS320LF2407作控制器,在0.37 kW鼠笼式电动机上做实验后,结果证明所提方法的有效性。

 
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