• Two different modulation methods are used to modulate the inverter and their advantages and disadvantages are compared, including total harmonic distortion (THD) of voltage and current.

    然后使用不同调制方法逆变器进行调制比较两种方法的优缺点包括输出电压以及电流的总的谐波失真比率。

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  • Experiment result showed, the topology can make the device get to high Power Factor (PF), low Total Harmonic Distortion (THD) of input current, low ripple of output voltage, and high efficiency.

    实验结果表明,应用电路拓扑实验装置,其功率因数较高输入电流谐波畸变较低输出电压波小,而且整个装置的效率也比较

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  • As one of inverters, Sinusoidal Pulse Width Modulation (SPWM) inverters can achieve low total harmonic distortion (THD) output wave.

    正弦调制(SPWM)逆变器作为逆变器一种输出谐波含量的正弦波形

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  • The total harmonic distortion (THD) can be reduced by the instantaneous voltage feedback control.

    采用电压瞬时值反馈降低了输出电压波形的谐波量。

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  • Based on the integer period sample FFT algorithm, a lowest total harmonic distortion (THD) method for determining the base period is proposed in this paper, and the derivation is theoretically given.

    周期采样FFT算法基础上,提出了确定波周期的谐波畸变(THD)最小方法,并作了误差分析

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  • It can be seen from model experiment that the Total Harmonic Distortion (THD) of the current in the three-phase rectification circuit can be reduced from 30% to about 10%.

    通过模拟试验证明,三相整流电路交流侧电流中的谐波含量由原来约30%下降约10%。

    youdao

  • The design of input differential-mode (DM) EMI filter for the reduction of total-harmonic-distortion (THD) for line current has been developed in considerations of practical design limitations.

    设计加入一个差模EMI滤波器以提升系统电路功率因数降低电流谐波量符合相关的规范。

    youdao

  • The design of input differential-mode (DM) EMI filter for the reduction of total-harmonic-distortion (THD) for line current has been developed in considerations of practical design limitations.

    设计加入一个差模EMI滤波器以提升系统电路功率因数降低电流谐波量符合相关的规范。

    youdao

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