因此,在三相感应电动机的型式试验中,首先必须测试电源电压的波形畸变率。
Therefore the wave form aberration rate must first be tested in the full scale test of tree? Phase induction motor.
实验结果表明,利用该方法设计的无差拍控制正弦波逆变器系统稳定性好、输出电压波形畸变率低,具有一定的实际应用价值。
The experimental results prove that the sine wave inverter designed by this method have good stability and high quality output voltage and can be applied in practice.
对样机空载电势波形的谐波分析表明,齿谐波电势分量很大,导致空载电势波形的畸变率较大、波形较差。
Harmonic analysis shows that tooth harmonic components of no-load EMF waveform is considerable high, which give rise to high distortion and bad waveform.
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