• The simulation results show that the speed ratio of the motor mostly affects the total harmonic distortion of the current and the displacement power factor.

    仿真结果表明电机转速影响交交变频轧机系统网侧基波功率因数电流畸变的关键原因。

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  • The experiment results show input power factor, distortion factor, crest factor, total harmonic distortion and harmonic components.

    给出输入功率因数畸变因子峰值系数谐波畸变率谐波分量实验结果

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  • Experiment results showed that the correction device of power factor could realize high power factor, low harmonic distortion and low ripple of output voltage.

    通过实验结果表明,单级功率因数校正装置可以实现较高的功率因数、较谐波畸变而且输出电压

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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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  • Experimental results show that three-phase PWM converters are advantageous in high power factor, small input-line current harmonic distortion and bi-directional power flow.

    实验表明,作为双馈感应发电机转子励磁电源的三相pwm变换器具有功率因数、网侧电流谐波、能量双向流等优点。

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  • The experimental results verify that the prototype can make the power factor reach over 0.99, and make total harmonic distortion reach lower than 7%.

    实验结果表明原理样机功率因数提高到0.99以上谐波畸变小于7%。

    youdao

  • The experimental results verify that the prototype can make the power factor reach over 0.99, and make total harmonic distortion reach lower than 7%.

    实验结果表明原理样机功率因数提高到0.99以上谐波畸变小于7%。

    youdao

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